Apparatus for providing power management in data communication
Contents
1. No 10 861 626 Notice of Allowance mailed Jan 15 2008 U S Appl No 10 861 626 Office Action mailed Apr 2 2009 U S Appl No 10 861 626 Office Action mailed Jul 15 2008 U S Appl No 10 861 626 Office Action mailed Jul 20 2007 17 5 Appl No 10 861 626 Office Action mailed Sep 29 2009 U S Appl No 12 040 586 Office Action mailed Jun 25 2009 U S Appl No 12 040 586 Office Action mailed Apr 12 2010 U S Appl No 12 040 586 Office Action mailed Feb 19 2010 U S Appl No 12 040 586 Office Action mailed Sep 17 2010 U S Appl No 10 861 626 Notice of Allowance mailed Sep 29 2011 U S Appl No 10 861 626 Office Action mailed Jul 23 2010 cited by examiner US 8 273 295 B2 Sheet 1 of 6 Sep 25 2012 U S Patent aunota SOL TVNHALXU coL 4509 19 2 S9NIONY 41315 1531 voL LOL US 8 273 295 B2 Sheet 2 of 6 Sep 25 2012 U S Patent con 351 OL z TVNIWHR 1 SNISS32OHd VLYO OL as gt e 39V3333LNI 02 9NISS32OUd UNN 39 15 9115535053 TVd1N39 IND SNISS32O3d YOLIANNOD 35v3u3ANI VIVO 2OTVNV 311 1531 104 902 41415 4531 WNOMJ U S Patent 301 3072. 20 mg dL and in contrast 18 displayed when the measured glucose value exceeds 500 mg dL Furthermore the meter device 103 may be configured to display the processed glucose level within approximately 20 25 35 40 45 50 55 60 65 8 15 seconds from the sampling of the corresponding blood for samples below 200 mg dL when measured at room tempera ture and humidity FIG 3 illustrates the glucose meter device of FIG 2 in accordance with one embodiment ofthe present invention As shown the glucose meter device 103 includes a housing 307 which substantially encases the meter device 103 In one embodiment the glucose meter device 103 may be physically configured such that it is 3 12 inches in length 2 25 inches in width and 0 85 inches in height with no more that 1 4 ounces in weight with the batteries installed Moreover the material used for the housing 307 may comprise plastic metal poly mer ora combination ofany suitable material which provides substantial physical integrity when subject to normal usage of the meter device 103 including occasional dropping and other physical impacts Also shown in FIG 3 is a data port 301 which corresponds to the I O interface unit 205 FIG 2 and is configured to operatively couple to an external computer or data processing device to transfer data collected and processed by the glucose meter device 103 The data port 301 in one embodiment may include one of
3. 249 A 6 2000 Cunningham et al Tbe 6 071 251 A 6 2000 Cunningham et al 6 811 533 B2 11 2004 Lebel et al 6 073 031 A 6 2000 Helstab et al Pre S THOU ORE del 6 811 534 B2 11 2004 Bowman IV et al E IM A CORO ERE De 6 813 519 B2 11 2004 Lebel et al 6085 871 A 7 2000 Karamata 6 833 540 B2 12 2004 MacKenzie et al 6 093 156 A 7 2000 Cunningham et al uud 6 129 823 A 10 2000 Hughes et al DE 6132371 A 10 2000 Dempsey et al 6 840 912 B2 1 2005 Kloepfer et al 132 6 850 831 2 2005 Gelvin et al MUS Dee 6 862 465 B2 3 2005 Shults et al 6 155 992 12 2000 Henning et al 6 160 449 A 12 2000 Klomsdorf et al 6 950 708 B2 9 2005 Bowman et al 6 162 202 A 12 2000 Sicurelli et al docs ao 1000 aa 6 173 160 B1 1 2001 Liimatainen 6 175 752 Bl 1 2001 Say et al 6 974437 B2 12 2005 Lebel et al 6 185 452 Bl 2 2001 Schulman et al 6 990 372 B2 1 2006 Perron ct al 6 206 841 Bl 3 2001 Cunningham et al 7 003 340 B2 2 2006 Say et al 6 208 894 3 2001 Schulman et al 7 020 508 B2 3 2006 Stivoric et al 6 242 961 Bl 6 2001 Liu et al 7024245 B2 4 2006 Lebel et al 000 BE Toomis Et al 7 024 249 B2 4 2006 Weisner et al 6 248 067 Bl 6 2001 Causey et al 6 262 708 Bl 7 2001 Chu 7 043 287 Bl 5 2006 Khalil etal 6 283 926 Bl 9 2001 Cunningham et al 7067 498 B2 6 2006 Wolf et al K 6 295 506 B1 9 2001 Heinonen et al 7 074 307 B2 7 2006 Simpson 4 41 6
4. 29 The apparatus of claim 1 wherein the processing unit exits one or more of the modes when a predetermined period of non activity idle time has elapsed 30 The apparatus of claim 1 wherein the display unit outputs data as one or more of number text symbol or one or more combinations thereof 31 The apparatus of claim 1 wherein the data port includes one or more of an infrared data port a Wi Fi data port or a Bluetooth protocol enabled data port 32 The apparatus of claim 1 further including an RF receiver provided in the housing and configured to receive a plurality of signals associated with a monitored analyte level from an analyte sensor wherein the display unit displays data associated with the monitored analyte level 33 The apparatus of claim 1 wherein the processing unit controls a level of light intensity of the display unit 34 The apparatus of claim 1 wherein the reduced intensity is substantially 50 of the full intensity of illumination ofthe light source
5. 298 255 10 2001 Cordero et al 7 081 195 B2 7 2006 Simpson et al 6 306 104 10 2001 Cunningham et al 7 098 803 B2 8 2006 Mann et al E 6312 8098 BI Wong eral 7 108 778 B2 9 2006 Simpson et al 6315721 B2 11 2001 Schulman et al 711080 88006 Siu a 20 nad et al 7 123 206 B2 10 2006 Hess et al 6377394 4 2002 ee 7 134 999 B2 11 2006 Brauker et al 6 403 944 6 2002 MacKenzie et al B 6417074 Be 2002 Kopley et al 7 153 212 Bl 12 2006 Karten et al 0425829 B1 lt 7 2002 Julien 7 154398 B2 12 2006 Chen etal 6 427 088 BI 7 2002 Bowman IV et al 7185566 B2 32007 Qian 6 437 379 B2 8 2002 Kopley et al 7 192 450 B2 3 2007 Brauker et al 6 438 385 Bl 8 2002 Heinonen et al ete 6 466 807 B1 10 2002 Dobson etal 7 202 734 B1 4 2007 Raab 6 471 980 B2 10 2002 Sirhan et al 7 205 409 B2 4 2007 Pei et al 6 492 180 B2 12 2002 Brown etal 7 225 535 B2 6 2007 Feldman et al 6 506 168 BL 1 2003 Fathallah et al 7 226 978 2 6 2007 Tapsak et al 6 514 460 Bl 2 2003 Fendrock 422 55 7 258 666 B2 8 2007 Brown 6 522 530 B2 2 2003 Bang 7 266 400 B2 9 2007 Fine et al 6 526 298 2 2003 Khalil et al 7 276 029 B2 10 2007 Goode Jr et al 6 540 891 BI 4 2003 Stewart et al 7 310 544 B2 12 2007 Brister et al US 8 273 295 B2 Page3 7 364 592 B2 4 2008 Carr Brendel et al 2008 0021666 Al 1 2008 Goode Jr et al 7 366 556 B2 4 2008 Brister et
6. 4 018 547 A 4 1977 Rogen 4 121 282 A 10 1978 Ohsawa 4 439 197 A 3 1984 Honda et al 4 531 235 A 7 1985 Brusen 4 866 396 A 9 1989 Tamura 4 984 581 A 1 1991 Stice 5 004 532 A 4 1991 Hale et al 5 019 974 A 5 1991 Beckers Continued FOREIGN PATENT DOCUMENTS EP 0455455 11 1991 Continued OTHER PUBLICATIONS An Electrochemical Slow Flow Meter http gore ocean washington edu research slow flow meter html 2005 3 pages Continued Primary Examiner Sam P Siefke 74 Attorney Agent or Firm Jackson amp Co LLP 57 ABSTRACT A blood glucose meter having a compact housing a display unit disposed on the housing the display unit including a display light source to illuminate the display unit an input unit disposed on the housing the input unit configured to provide input functions for the blood glucose meter and a power source provided within the housing for providing power to the blood glucose meter where the housing includes a port integrated on said housing configured to receive a blood glucose test strip and corresponding methods of measuring blood glucose meter is provided 34 Claims 6 Drawing Sheets 104 LANCING DEVICE US 8 273 295 B2 Page 2 U S PATENT DOCUMENTS 6 551 276 Bl 4 2003 Mann et al SORA cr ica d 6 558 320 Bl 5 2003 Causey et al 507990 A 1 1992 Whitehead et al d BI eae 560 eller et al 5 081 421 A 1 1992 Miller et al 6 562 001 B2 5 2003 Lebe
7. Indeed as the light source e g the LED may be pulsed and still display substantially the same light output as one which is turned on in steady state the battery life of the glucose meter device may be prolonged since the pulsed LED light source requires significantly less power and thus draining the battery at a much slower rate than when the LED light source is main tained at the on position Indeed in one embodiment the central processing unit 206 of the glucose meter device 103 may be configured to control the switching on and off of the light source as well as the level of light intensity by for example adjusting the duty cycle and the period during which the light source is configured to be turned on For example FIG 6 illustrates the output LED power level as a function of the power state in accordance with one embodi ment of the present invention As can be seen from the Figure 50 duty cycle as shown on the X axis corresponds to approximately 80 of the output power level for the LED light source Ina preferred embodiment a yellow green LED is used for the test strip light such as part number LT19209 40 manu factured by Ledtech Electronics Corporation located in Hsin Tien Taiwan or part number ZSG56W manufactured by SunLED Co located in Kowloon Hong Kong These LEDs provide a light having a peak wavelength of about 575 nanometers which has been found to provide optimal con trast between various colors of blood aga
8. al 2008 0033254 AI 2 2008 Kamath et al 7 379 765 B2 5 2008 Petisce et al 2008 0045824 Al 2 2008 et al 7 424 318 B2 9 2008 Brister et al 2008 0064941 Al 3 2008 Funderburk et al 7 460 898 B2 12 2008 Brister et al 2008 0071156 Al 3 2008 Brister et al 7 467 003 B2 12 2008 Brister et al 2008 0083617 Al 4 2008 Simpson et al 7 471 972 B2 12 2008 Rhodes et al 2008 0086042 A1 4 2008 Brister et al 7 494 465 B2 2 2009 Brister et al 2008 0086044 Al 4 2008 Brister et al 7 497 827 B2 3 2009 Brister et al 2008 0086273 Al 4 2008 Shults et al 7 519 408 B2 4 2009 Rasdal et al 2008 0108942 Al 5 2008 Brister et al 7 583 990 B2 9 2009 Goode Jr et al 2008 0183061 A1 7 2008 Goode et al 7 591 801 B2 9 2009 Brauker et al 2008 0183399 Al 7 2008 Goode et al 7 599 726 B2 10 2009 Goode Jr et al 2008 0188731 Al 8 2008 Brister et al 7 613 491 B2 11 2009 Boock et al 2008 0189051 A1 8 2008 Goode et al 7 615 007 B2 11 2009 Shults et al 2008 0194935 A1 8 2008 Brister et al 7 632 228 B2 12 2009 Brauker et al 2008 0194936 Al 8 2008 Goode et al 2001 0023095 Al 9 2001 Kopley et al 2008 0194937 Al 8 2008 Goode et al 2001 0024864 Al 9 2001 Kopley et al 2008 0194938 Al 8 2008 Brister et al 2002 0118090 Al 8 2002 Park et al 2008 0195232 Al 8 2008 Carr Brendel et al 2002 0193679 Al 12 2002 Malave et al 2008 0195967 Al 8 2008 Goode et al 2003 0023317 Al 1 2003 Brauker et al 2008 0197024 Al 8 2008 Simpson et al 2003 0032874 Al 2 2003 Rhodes et
9. and with different sized digits preferably smaller as shown Also it is preferable that the test result area 406 be offset from the center of display screen 302 even more preferably located in a corner of the display screen 302 as shown In the manner described above the display screen 302 of the glucose meter device in accordance with one embodiment of the present invention may be configured to display infor mation corresponding to the glucose tests and the processed results in a easy and intuitive manner FIG 5 isa flowchart illustrating the procedure for perform ing a blood glucose test using the glucose meter device in accordance with one embodiment of the present invention Referring to FIGS 2 and 5 at step 501 the glucose meter device detects the insertion of a test strip 102 in the test strip connector unit 202 FIG 2 In response to the detection of the test strip 102 insertion the meter device 103 is powered on and at step 502 the inserted test strip is verified and a self test of the meter device is performed More specifically at step 502 a system check illumination briefly lights up the entire display screen 302 and the various data symbols and areas included therein and thereafter in step 503 the user 101 is prompted to input a code number which corresponds to the calibration code number preassigned to the test strip inserted into the meter device After verifying the code number for the test strip at step 504 t
10. display unit an input device such as an input keypad or any other equivalent device which may provide substantially the same functionality as the input device such as an input key pad Additionally the display unit of the user interface unit 203 may include an LCD display unit which is also capable of providing backlighting so as to permit the user to view the displayed information on the backlit display unit of the user interface unit 203 in dark ambient settings Moreover in an alternate embodiment of the present invention the user inter face unit 203 may also include a flashlight feature which upon activation by the user is configured to emit a consistent light beam to assist the user in the operation of the glucose meter device 103 and or the lancing device 104 in dark sur roundings Further the flashlight feature may also be config ured to include a timer function such that the flashlight is configured in one embodiment to automatically turn off after a predetermined period of time has elapsed In this manner the power source for the glucose meter device 103 FIG 1 may be conserved in the cases where the user 101 leaves the flashlight feature on the glucose meter device 103 on Referring yet again to FIG 2 the user interface unit 203 in accordance with a further embodiment of the present inven tion may include a speaker unit configured to output audio signals More specifically in one aspect of the present inven tion th
11. illumi nate the display unit where the light source may be config ured to provide a backlight function and a flashlight function ofthe display unit The light source in one embodiment may be configured to be pulsed at a frequency greater than 60 100 Hertz Moreover the light source may further configured to have a peak wave length of approximately 570 nanometers In one embodiment the light source may include a light emitting diode LED and more specifically a yellow green LED In a further embodiment the housing may include a port integrated on the housing configured to receive a blood glu cose test strip The port may include a light source that may be configured to substantially illuminate the port to assist in the insertion and or removal of the blood glucose test strip In yet another embodiment the display unit may be con figured to illuminate upon detection of a blood glucose test strip insertion into the port Further the display unit may be configured to remain illuminated until the test strip is removed from the port The input unit in one embodiment may include an on off switch A blood glucose meter in accordance with another embodi ment includes a compact housing for a blood glucose meter a display unit disposed on the housing the display unit including a display light source to illuminate the display unit an input unit disposed on the housing the input unit config ured to provide input functions for the bl
12. range that is beyond that which will permit an accurate reading A set of sound level symbols 410 are provided in one embodiment to indicate whether the glucose meter device audible output alert mode is at a predetermined setting for example high low or off while the time set symbol 411 appears on the display screen 302inthe default clock mode when the user is setting the time information on the glucose meter device Finally the data average symbol 412 is configured to appear on the display screen 302 with a glucose reading that is the average value of the readings from the past 14 days for example or any other predetermined time period as may be established by the meter device as a default mode or by the user during calibration stage of the glucose meter device _ 0 jak 5 25 35 40 45 50 55 65 10 Inthe preferred embodiment ofthe present invention when the meter 103 is not otherwise in use the current date is continuously displayed on the upper line top row of five 7 segment digits of message area 403 and the current time is continuously displayed on the lower line bottom row of five 7 segment digits of message area 403 As previously men tioned immediately after a blood glucose test is completed the numerical result is shown in the test result area 406 In this preferred embodiment the date and time information are displayed in a different area of display screen 302 from the glucose test results
13. 216103 Al 8 2009 2009 0240120 Al 9 2009 2009 0240128 Al 9 2009 2009 0240193 Al 9 2009 2009 0242399 Al 10 2009 2009 0242425 Al 10 2009 2009 0247855 Al 10 2009 2009 0247856 Al 10 2009 2009 0287073 Al 11 2009 2009 0287074 Al 11 2009 2009 0299155 Al 12 2009 2009 0299156 Al 12 2009 2009 0299162 Al 12 2009 2009 0299276 Al 12 2009 EP 0878707 EP 0543916 EP 1130638 JP 2001 177423 JP 2001 056673 WO WO 02 084860 WO WO 2004 028337 WO WO 2005 101994 WO WO 2006 079114 Kamath et al Kamath et al Brauker et al Brauker et al Brister et al Mensinger et al Mensinger et al Mensinger et al Kamath et al Kamath et al Boock et al Boock et al Boock et al Shults et al Yang et al Simpson et al Brauker et al Brauker et al 11 1998 7 2001 9 2001 6 2001 11 2001 10 2002 4 2004 11 2005 7 2006 WO WO 2006 110913 10 2006 WO WO 2006 113408 10 2006 WO WO 2006 113521 10 2006 OTHER PUBLICATIONS Barbosa R M et al Electrochemical Studies of Zinc in Zinc Insulin Solution Journal of the Royal Society of Chemistry Analyst vol 121 No 12 1996 pp 1789 1793 Bard A J et al Methods Involving Forced Convection Hydro dynamic Methods Electrochemical Methods Fundamentals and Applications 2001 pp 331 367 Kissinger P T Introduction to Analog Instrumentation Labora tory Techniques in Electroanalytical Chemistry Second Edition Revised and Expanded 1996 pp 165 194 U S Appl
14. 302 303 305 Sep 25 2012 Sheet 3 of 6 US 8 273 295 B2 ne mem 09 Ie 5 304 306 309 308 310 FIGURE 3 U S Patent Sep 25 2012 Sheet 4 of 6 E o lt H 302 eS Beal m 9 Litt e 3 E mut ss uw um lt H 402 US 8 273 295 B2 FIGURE FIGURE 4A U S Patent Sep 25 2012 Sheet 5 of 6 US 8 273 295 B2 501 DETECT TEST STRIP INSERTION VERIFY INSERTED TEST STRIP AND PERFORM 502 SELF TEST TURN ON DISPLAY AND PROMPT USER TO 503 ENTER OR CONFIRM TEST STRIP CALIBRATION CODE NO 504 PROMPT USER TO APPLY BLOOD SAMPLE TO TEST STRIP 505 SAMPLE DETECTION COMPLETE YES SIGNAL TO USER THAT SAMPLE FILL IS COMPLETE AND GLUCOSE LEVEL IS NOW BEING ANALYZED DETERMINE GLUCOSE VALUE CORRESPONDING TO DETECTED BLOOD SAMPLE DISPLAY DETERMINED GLUCOSE VALUE AND STORE IN MEMORY 506 507 508 FIGURE 5 U S Patent Sep 25 2012 Sheet 6 of 6 US 8 273 295 B2 Duty Cycle FIGURE 6 100 50 0 yndjno US 8 273 295 B2 1 APPARATUS FOR PROVIDING POWER MANAGEMENT IN DATA COMMUNICATION SYSTEMS RELATED APPLICATIONS This application is a continuation application of pending U S patent application Ser No 10 861 626 filed Jun 4 2004 which claims priority under 35 USC 119 to Provisional Application No 60 478 436 filed Jun 12 2003 entitled Method and Ap
15. 819 issued Sep 9 2003 entitled Small Volume In Vitro Analyte Sensor and Methods U S Pat No 6 560 471 issued on May 6 2003 entitled Analyte Monitoring Device and Methods of Use and U S Provisional Application No 60 437 374 filed Dec 31 2002 and U S Published Applica tion No 2004 0186365 published Sep 23 2004 both entitled Continuous Glucose Monitoring System and Methods of Use each assigned to the Assignee ofthe present application for all purposes BRIEF DESCRIPTION OF THE DRAWINGS FIG 1 is a block diagram illustrating an overall glucose monitoring system in accordance with one embodiment ofthe present invention FIG 2 is a block diagram illustrating a glucose meter device shown in FIG 1 in accordance with one embodiment of the present invention FIG 3 illustrates the glucose meter device of FIG 2 in accordance with one embodiment of the present invention FIGS 4A and 4B illustrate the display screen of the glu cose meter device in accordance with one embodiment of the present invention FIG 5 is a flowchart illustrating the procedure for perform ing a blood glucose test using the glucose meter device in accordance with one embodiment of the present invention and FIG 6 illustrates the output LED power level as a function of the power state in accordance with one embodiment of the present invention DETAILED DESCRIPTION FIG 1 is a block diagram illustrating an overall glucose monitoring system in
16. During the test mode of operation if a faulty operation is detected the glucose meter device 103 is configured to gen erate and output a corresponding respective message as such Examples of such faulty operation includes but not limited to the detection of a used test strip insufficient blood sample on the test strip incorrect insertion of the test strip into the test strip connector unit 202 of the meter device 103 or when the coulometer circuits are not ready for sample processing The outputted message to the user alerting of the faulty operation may include an audible sound a visual display or a combi nation of both Upon successfully collecting sufficient blood sample for processing from the user 101 FIG 1 the glucose meter device 103 is configured to process the collected sample and to generate a corresponding blood glucose data for output display to the user 101 on the user interface unit 203 The blood glucose data may be for example displayed in units of mg dL or in units of mmol Moreover in one embodiment meter device 103 may also be configured to display the time and date information corresponding to the blood glucose level test Moreover the central processing unit 206 is further configured to store the processed and displayed blood glucose data in the storage unit 207 Referring still to FIG 2 in the configuration mode of operation in one embodiment of the present invention the user 101 may select and inp
17. a Universal Serial Bus USB port an infrared data communication port a Bluetooth communication port and a Wi Fi wireless data communication port for example IEEE 802 11 or its equivalents Referring back to FIG 3 provided on the housing 307 isa display screen 302 which may be configured to display the test results and other parameters and information such as time and data information and the like The display screen 302 in one embodiment may include a built in display backlight for use in low light conditions and may be configured to auto matically switch on in low light settings for a predetermined period of time such as 1 minute for example or may be configured for manual user operation Also shown in FIG 3 are three input switches a mode switch 303 the configuration switch 304 and the light switch 305 In one embodiment the mode switch 303 may be oper ated by the user to toggle between different operation modes such as the test mode and the clock mode default configu ration mode and the measurement log review mode each discussed above The configuration switch 304 may be con figured to for example mark a test result as control solution change the test strip code time and alarm settings the output sound options date information the measurement unit infor mation and for review of the stored sample results Also the configuration switch 304 may also be depressed to silence the output of an alarm Finally the
18. a2 United States Patent Andrews et al US008273295B2 US 8 273 295 B2 Sep 25 2012 10 Patent No 45 Date of Patent 54 75 73 21 22 65 63 60 51 52 58 APPARATUS FOR PROVIDING POWER MANAGEMENT IN DATA COMMUNICATION SYSTEMS Inventors Tae Wan Andrews San Diego CA US Stephen C Bubrick Orinda CA US Sheilah S Estoesta Mountain View CA US Brad D Etter Fremont CA US Hyoung Yoon Park Duluth GA US Gene Ming Pon San Jose CA US Christopher V Reggiardo Castro Valley CA US Heber Saravia Daly City CA US Abbott Diabetes Care Inc Alameda CA US Assignee Notice Subject to any disclaimer the term of this patent is extended or adjusted under 35 U S C 154 b by 0 days Appl No 12 625 502 Filed Nov 24 2009 Prior Publication Data US 2010 0137698 A1 Jun 3 2010 Related U S Application Data Continuation of application No 10 861 626 filed on Jun 4 2004 now Pat No 8 071 028 Provisional application No 60 478 436 filed on Jun 12 2003 Int CI GOIN 33 00 2006 01 0 8 422 68 1 422 500 422 511 422 520 Field of Classification Search 422 68 1 422 500 511 520 See application file for complete search history TEST STRIP 102 105 GLUCOSE METER DEVICE EXTERNAL COMPUTER 56 References Cited U S PATENT DOCUMENTS 3 930 493 A 1 1976 Williamson
19. accordance with one embodiment of the present invention Referring to the Figure the glucose moni toring system 100 in accordance with one embodiment includes a glucose meter device 103 configured to receive a test strip 102 which is used to collect the blood sample for determining the blood glucose level of the user 101 The lancing device 104 is used to draw the blood sample from the user 101 to be collected onto the test strip 102 In one embodi ment the lancing device 104 may be used on the user s fingers forearm upper arm hand thigh or calf for example Moreover the glucose meter device 103 and the system 100 is configured such that a very small blood sample size such as for example approximately 0 3 microliter of sample blood is necessary to determine a corresponding blood glucose level As can be further seen from FIG 1 the glucose meter device 103 may be operatively coupled to an external com 20 25 30 35 40 45 50 55 60 65 4 puter 105 which may include in one embodiment a server terminal connected to a data network a stand along desktop or laptop computer for use by the user s physician or care provider or the user herself a personal digital assistant PDA which is operatively configured to store and or further to communicate with a data network to transmit and receive patient data related to the glucose level detected from the collected blood sample for further diagnosis analysis
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21. and the like In one embodiment the user 101 may provide the configu ration parameters as well as calibration code to the glucose meter device 103 while the glucose meter device 103 may be configured to output signal prompts to the user 101 such as to indicate a sample fill signal and a sample result signal and further to output display the resulting measured blood glu cose level from the sampled blood from the user 101 Fur thermore after the user 101 is lanced with the lancing device 104 to generate sufficient amount of sample blood the test strip 102 is provided in contact thereto 1 to the sample blood while the test strip 102 is operatively coupled to the glucose meter device 103 In this manner the glucose meter device 103 may in one embodiment be configured to alert the user that the amount of blood sample on the test strip 102 is sufficient to determine the corresponding blood glucose level In one aspect of the present invention the glucose meter device 103 may be configured to make clinical measurements of glucose in whole blood in the range for approximately 20 to 500 mg dL Furthermore as discussed in further detail below the glucose meter device 103 may be configured to include a display unit which is configured to operate as a user interface to visually interact with the user 101 to prompt for data input or alternatively to provide information to the user 101 corresponding to the user s operation of one or more fu
22. ate to a predeter mined date such as Jan 1 2002 for example Likewise upon detection of the loss of power the internal time in one embodiment is reset to 12 00 am until a further time when the user resets the internal time Moreover the blood sample test data collected during the period of power loss is configured to be flagged with a lost time flag and the corresponding lost power internal date and time discussed above Upon re appli cation of power to the glucose meter device 103 in one embodiment the user may be prompted e g blinking signals displayed on the user interface unit 203 to reset the time and date information in the default clock mode Referring still again to FIG 2 in the test mode of operation of the glucose meter device 103 in one embodiment the correct insertion ofthe test strip 102 FIG 1 engaged into the US 8 273 295 B2 7 test strip connector unit 202 of the meter device 103 is detected and upon removal of the test strip 102 the meter device 103 is configured to enter the default operation mode In this manner the glucose meter device 103 may be config ured to automatically enter into the test mode of operation upon the correct insertion of the test strip 102 Alternatively the glucose meter device 103 may be configurable to enable manual initiation of the test mode of operation such as for example by the user s manual operation of the test mode switch not shown of the meter device 103
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24. been described in connection with specific preferred embodi ments it should be understood that the invention as claimed should not be unduly limited to such specific embodiments It is intended that the following claims define the scope of the present invention and that structures and methods within the scope of these claims and their equivalents be covered thereby What is claimed is 1 An apparatus comprising a compact housing including a blood glucose meter inter face and a strip port coupled to the blood glucose meter interface the strip port coupled to the housing to receive a glucose test strip US 8 273 295 B2 13 adisplay unit coupled to the housing to display information related to a blood glucose measurement based on a sample from the glucose test strip an input unit disposed on the housing to provide one or more input functions a processing unit controlling the information displayed on the display unit in response to at least one of the one or more input functions the processing unit operating in a clock mode a test mode a configuration mode a review mode or in one or more combinations thereof a power source provided within the housing for providing power to the display unit and the processing unit a data port coupled to the housing for data transfer to an external device under the control of the processing unit and a memory unit storing instructions which when executed by the processing unit causes th
25. discussed above the test mode the configuration mode and the measurement log review mode The default clock mode is configured in one embodiment to display the time date information as config ured by the user 101 The test mode includes operations for the user to perform blood glucose measurements the configu ration mode includes functions for the user to select user preferences for configurable parameters ofthe glucose meter device 103 and the measurement log review mode allows reviewing of the glucose measurements stored in the meter device 103 In one embodiment when the glucose meter device 103 enters a non clock mode of operation the meter device 103 may be configured to display a self test screen that illumi nates all segments of the display unit in the user interface unit 203 prior to operating in the selected mode of operation Moreover the glucose meter device 103 may be configured to exit all operation modes after exceeding a predetermined period of non activity idle time for example 2 minutes such as no switch activity test strip activity or display activity for example Additionally the central processing unit 206 ofthe glucose meter device 103 is configured such that upon detection that there was a loss of power for example battery removal the internal date is set to the last recorded date and in the case where there is no valid recorded dates the central processing unit 206 is configured to set the internal d
26. e processing unit to activate a light source to illuminate one or more of the display unit or the strip port wherein when the light source is activated the light source provides illumina tion forone or more of the display unit or the strip port at a reduced intensity during a first portion of an operation and at a full intensity during a second portion of the operation 2 The apparatus of claim 1 wherein the data port includes a universal serial bus USB port 3 The apparatus of claim 1 wherein the display unit includes one of a liquid crystal display LCD a touch sen sitive screen or a plasma display unit 4 The apparatus of claim 1 wherein the light source pro vides one or more of a backlight function or a flashlight function 5 The apparatus of claim 1 wherein the light source includes a light emitting diode LED 6 Previously Previously The apparatus of claim 1 wherein the light source illuminates a blood sample acquisi tion site 7 The apparatus of claim 6 wherein the blood sample acquisition site is located substantially on the surface of a patient s skin 8 The apparatus of claim 7 wherein the surface of the patient s skin is positioned substantially at a predetermined angle from the direction of illumination from the light source 9 The apparatus of claim 8 wherein the predetermined angle is less than 90 degrees 10 The apparatus of claim 6 wherein the blood sample acquisition site is illuminated
27. e user 101 may be alerted or reminded of one or more time specific events or reminder such as the next time the user 101 needs to take a blood glucose level measurement Rather than relying solely upon the user s memory the glucose meter device 103 may be configured with an alarm feature opera tively engaged with a timer function such that in addition to displaying the current time information on the display unit the glucose meter device 103 may be configured to generate and output an audible sound for each specific event or reminder which the user 101 has pre programmed into the glucose meter device 103 Moreover in a further embodi ment the audible alarm output ora series of audible tones as may be selected by the user may be simultaneously gener ated with the backlight feature of the glucose meter device 103 such that for each of use the user is able to view infor mation displayed on the display unit ofthe user interface unit 203 substantially immediately without the need to perform extra steps such as turning on the backlight function of the glucose meter device 103 In the preferred embodiment the meter allows the user to set up to four separate alarms to go off every 24 hours at a particular time to remind the user to test her blood glucose level Preferably the volume of each alarm may be set independently 25 40 45 6 Referring back yet again to FIG 2 in one embodiment of the present invention the central process
28. ed to control um 0 25 30 35 40 45 55 60 65 2 the switching on and offofthe light source as well as the level of light intensity by for example adjusting the duty cycle and the period during which the light source is configured to be turned on Additionally in accordance with a further aspect of the invention the blood glucose meter may include a numerically displayed clock with a date display which may be visible when the meter is not in use Moreover the clock feature in yet a further embodiment of the present invention may include an alarm which would allow the users to set alarm reminder for performing blood glucose level testing where the alarm feature may include one or a combination of an auditory alarm a visual alarm alert and a vibration alert mode Indeed a blood glucose meter in accordance with one embodiment of the present invention includes a compact housing for a blood glucose meter a display unit disposed on the housing the display unit configured to display informa tion related to the blood glucose meter an input unit disposed on the housing the input unit configured to provide input functions for the blood glucose meter and a power source provided within the housing for providing power to the blood glucose meter The display unit may include one ofa liquid crystal display LCD a touch sensitive screen and a plasma display unit The display unit may also include a light source to
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30. evice the less desirable and convenient for the device to be carried around or used and operated by the patients especially children In view of the foregoing in accordance with the various embodiments of the present invention there is provided a blood glucose meter which is designed to be substantially more compact than presently available commercial blood glucose meters which configuration that is much more ame nable to usage and portage by younger diabetic patients such as children More specifically in one aspect of the invention the blood glucose meter is configured to include a LCD backlight and a flashlight features which will assist the patient in reading the metered glucose level in low light testing areas such as in theaters low ambient light restaurants areas outdoors during non daylight times and so on as well as a light source to guide the insertion and removal of the test strip which may include the usage of a light emitting diode Indeed as the light source e g the LED may be pulsed and still display substantially the same light output as one which is turned on in steady state the battery life ofthe glucose meter device may be prolonged since the pulsed LED light source requires significantly less power and thus draining the battery at a much slower rate than when the LED light source is maintained at the on position Indeed in one embodiment the central processing unit ofthe glucose meter device may be configur
31. he blood drop and test strip symbols 414 FIG 4B are displayed on the display screen 302 to prompt the user to apply the blood sample to the test strip When the blood sample is in contact with the test strip the test strip acts like a sponge and pulls the blood into the strip through its edges Thereafter at step 505 it is determined whether the collected blood sample amount is sufficient to generate a corresponding blood glucose level If it is determined at step 505 that the collected blood sample amount is not sufficient to generate the corresponding blood glucose level then the procedure returns to step 504 to prompt the user to further apply the blood sample to the test strip On the other hand if it is determined at step 505 that the collected level of blood sample is sufficient to generate the corresponding blood glucose level the user 101 FIG 1 is notified as such in step 506 by an audible alert sound output via the user interface 203 e g through an output speaker and or by visual display on the display screen 302 FIG 3 The glucose meter device is then configured at step 507 to determine the glucose value corresponding to the detected blood sample and thereafter at step 508 to display the result ing glucose value on the display screen 302 FIG 3 and to store the generated glucose value in the storage unit 207 FIG 2 In one embodiment the glucose meter device may be con figured to output a single audible alert n
32. ible output unit provides an alert associated with a predetermined event or a reminder 21 The apparatus of claim 20 wherein the predetermined event or reminder includes a schedule associated with per forming blood glucose measurement 22 The apparatus of claim 18 wherein the audible output unit outputs an alarm indication having a predetermined audible characteristic 23 The apparatus of claim 22 wherein the predetermined audible characteristic includes one or more of a timing of output of the alarm indication relative to a backlight function provided by the light source a series of audible tones or a predetermined schedule for outputting the alarm indication 24 The apparatus of claim 1 further including a memory unit operatively coupled to the processing unit the memory unit storing the information related to the glucose measure ments 25 The apparatus of claim 1 wherein the processing unit displays time and or date information during the clock mode 26 The apparatus of claim 1 wherein the processing unit executes one or more routines related to blood glucose mea surement during the test mode 27 The apparatus of claim 1 wherein the processing unit executes one or more routines to select a user preference for one or more configurable parameters of the device during the configuration mode 28 The apparatus of claim 1 wherein the processing unit provides stored glucose measurements for review during the review mode
33. ided an analog data processing unit 201 which is configured to detect and process analog signals and which is further operatively coupled to the digital data processing unit 204 for digital data processing of the detected and processed analog signals received from the analog data processing unit 201 in one embodiment of the present invention Referring back to FIG 2 the analog data processing unit 201 of the glucose meter device 103 is further configured to operatively couple US 8 273 295 B2 5 to a test strip connector unit 202 which is configured to engage with a test strip 102 FIG 1 when inserted into the glucose meter device 103 Thereafter the analog data pro cessing unit 201 as mentioned above is configured to detect the signal level from the collected blood sample received from the test strip 102 FIG 1 via the test strip connector unit 202 and to transmit that detected and analog processed data to the digital data processing unit 204 for further data pro cessing Referring yet again to FIG 2 there is also shown a user interface unit 203 provided to the glucose meter device 103 As can be seen the user interface unit 203 is operatively coupled to the user 101 FIG 1 to receive input data or instructions therefrom or alternatively to output the pro cessed and or generated information to the user 101 More specifically in accordance with one embodiment of the present invention the user interface unit 203 may include a
34. if FIGS 4A and 4B illustrate the display screen of the glu cose meter device in accordance with one embodiment of the present invention Referring to the Figures the display screen 302 of the glucose meter device shown in FIG 3 includes a plurality of visual representation of display information For example as shown in FIG 4A the check owner s manual symbol 401 is displayed to alert the user 101 FIG 1 to refer to the manual of the glucose meter device and may be dis played on the display screen 302 when for example the meter device detects LO or HI blood glucose level out of temperature range results and low power state The control solution test result symbol 302 is displayed to alert the user that the user has marked a test result as a control solution test Referring back to FIG 4A the message area 403 of the display screen 302 may be configured to display information such as the date information the time information the num ber of tests performed and other information related to the operation and function of the glucose meter device There is also provided in the display screen 302 a test result area 406 which is configured to display the resulting glucose level determined from the corresponding blood sample Also shown in FIG 4A are a battery symbol 405 and a memory mode symbol 404 where the battery symbol 405 is config ured to be illuminated when the power supply level e g the battery level is detected to be lo
35. ing unit 206 is con figured to perform a plurality of functions to maintain cali brate and operate the glucose meter device 103 More spe cifically upon power up of the glucose meter device 103 when the power source such as the batteries are placed in the respective section of the device housing under the control of the central processing unit 206 the glucose meter device 103 is configured to perform a power on reset sequence to initial ize the various aforementioned components of the glucose meter device 103 to the necessary configuration settings Upon successful completion of the power on reset sequence the central processing unit 206 is then configured to enter the glucose meter device 103 into a default operation mode for example the clock mode as discussed in further detail below More specifically in one embodiment the central processing unit 206 is configured to access the storage unit 207 to retrieve the corresponding power on reset sequence instruction set from the storage unit 207 for example in the ROM portion and or the RAM portion thereof Moreover in one embodi ment the central processing unit 206 is configured to perform and complete the aforementioned power on reset sequence within approximately 500 mseconds Inoneaspect the central processing unit 206 ofthe glucose meter device 103 may be configured for operating the meter device 103 in one of the following modes of operation the clock mode the default mode
36. inst various skin pigments in low light conditions More specifically using a yellow green LED with peak wavelength of 570 nanometers in one embodiment provided optional contrast between the various colors of blood against the skin pigments in low light conditions Also preferably the test light LED is pulsed faster than 60 100 hertz so that it appears to the human eye that it is continuously on without flickering most preferably 3 or 7 khz It has been discovered that a 1096 duty cycle with the LEDs specified above provides the most desired balance between light intensity and battery power savings A brighter light output than this can be disruptive in certain low light settings such as a movie theater and can inhibit inconspicu ous blood glucose testing In an alternate embodiment of the present invention the glucose meter device may be configured such that the back light on the display screen 302 is turned on when the test strip 102 is inserted into the test strip port 306 ofthe meter device Thereafter the backlight is configured to turn off when the blood drop and test strip symbols 414 are displayed in tandem to alert the user that the meter device is ready to apply the bloodsample or the control solution At the same timethat the 20 25 30 35 40 45 50 55 60 65 12 backlight is turned off the light source at the test strip port 306 e g the LED light source is illuminated so that the user may ligh
37. l et al 5 124 661 A 6 1992 Zelin et al 6 564 105 B2 5 2003 Starkweather et al SA 2 et al 6 565 509 Bl 5 2003 Say etal SVO A 200 6 565 738 Bl 5 2003 Henning et al 211 k et al 6 569 157 Bl 5 2003 Shain et al 5 278 997 A 1 1994 Martin 6571128 B2 5 2003 Lebel et al pue A et al 6 577 899 B2 6 2003 Lebel et al 5 391 250 A 2 1995 Cheney II et al 63302 mud 5 404 585 A 14 1995 Vimpari et al 6 586 971 7 2003 Naffziger et al 1 E 6 600 997 B2 7 2003 Deweese et al NU i OI Pipe 5 604 404 A 2 1997 Sahara Do 225505 CR 6 641 533 B2 11 2003 Causey et al 600 300 622 6 648 821 B2 11 2003 Lebel et al 2 Bae NN 6 650 048 B2 12 2003 Lebel et al 5 661 643 A 8 1997 Blakely et al Moodle Flaherty e al 5 695 949 A 12 1997 Galen et al CONI TD 395004 5 703 928 A 12 1997 Galloway et al 6 602 457 B2 2 2004 Flaherty 1 5 822 715 A 10 1998 Worthington et al 6 694 191 B2 2 2004 Lebel et al 5 848 90 A 12 1998 Cirelli et al 6 702 857 B2 3 2004 Brauker et al 5 800 855 A 5 1999 Brown 5013833 6 1999 Elstrom et al 6725075 94 2004 Flaherty stal bong ae eal 6 730 200 Bl 5 2004 Stewart et al Doe A SAMO EE E 6733446 B2 5 2004 Lebel et al Cast eo ke 3000 Caetera 6 740 075 B2 5 2004 Lebel et al 5 20010110 6 741 877 Bl 5 2004 Shults et al 6 752 787 Bl 6 2004 Causey et al 6 067 463 5 2000 Jeng et al cain EA SE al 6 071
38. light switch 305 is configured to control the operation of the backlight of the display screen 302 as well as the flashlight function ofthe meter device 103 Referring yet again to FIG 3 a test strip port 306 is addi tionally provided on the housing 307 of the glucose meter device 103 and is configured to receive the insertion of a test strip 308 In one embodiment the test strip port 306 substan tially corresponds to the test strip connector unit 202 shown in FIG 2 Also provided on the test strip port 306 is a light source such as a light emitting diode LED and the like which is configured to switch on and off under the operation of for example the light switch 305 or alternatively in accordance witha certain operations of the glucose meter device 103 such as for example the detection of the test strip 308 at the opening of the test strip port 306 As can be further seen the test strip 308 may include a top portion 309 and a bottom portion 310 such that the top portion 309 is configured to be inserted into the test strip port 306 of the glucose meter device 103 while the bottom portion 310 of the test strip 308 sub stantially comprises the blood sample target areas for the user to apply the blood sample or a control solution thereto In one US 8 273 295 B2 9 embodiment the test strip 308 is a Freestyle Test Strip currently available from the assignee of the present applica tion Abbott Diabetes Care Inc of Alameda Cal
39. nctions of the glucose meter device 103 In one embodi ment the display unit of the glucose meter device 103 may include a LCD display screen which may further be config ured in an alternate embodiment to include a touch sensitive pad so as to allow the user 101 to input data therethrough Moreover in a further embodiment of the present invention the display unit of the glucose meter device 103 may be configured to include a backlight feature which would permit the user 101 to operate the glucose meter device 103 in a dark ambient setting such as in a theater outdoor at night and the like FIG 2 is a block diagram illustrating a glucose meter device shown in FIG 1 in accordance with one embodiment of the present invention Referring to FIG 2 the glucose meter device 103 in accordance with one embodiment of the present invention includes a central processing unit 206 operatively coupled to a digital data processing unit 204 The central processing unit 206 is further operatively coupled to a storage unit 207 which in one embodiment may include one or more of a data storage unit a random access memory unit and a read only memory unit As can be further seen from the Figure the digital data processing unit 204 is further opera tively coupled to an input output I O interface unit 205 which in one embodiment is configured to interface with the external computer 105 FIG 1 Moreover in the glucose meter device 103 there is pro v
40. only during a sample acquisi tion process 11 The apparatus of claim 1 wherein the display unit illuminates upon detection of the glucose test strip insertion into the strip port 12 The apparatus of claim 11 wherein the display unit remains illuminated until the glucose test strip is removed from the strip port 13 The apparatus of claim 1 wherein the input unit includes an on off switch 14 The apparatus of claim 1 wherein the processing unit analyzes one or more analyte related data received from an in vivo analyte sensor 15 The apparatus of claim 1 wherein the data port opera tively couples to the external device under the control of the processing unit 5 20 25 30 35 40 45 50 55 60 14 16 The apparatus of claim 15 wherein the external device includes one or more ofa server terminal a desktop computer a laptop computer or a personal digital assistant PDA 17 The apparatus of claim 1 further including an output unit coupled to the housing and operatively coupled to the processing unit to output an indication associated with one or more functions controlled at least in part by the processing unit 18 The apparatus of claim 1 further including an audible output unit coupled to the housing 19 The apparatus of claim 18 wherein the audible output unit is operatively coupled to the processing unit to output one or more audible signals 20 The apparatus of claim 18 wherein the aud
41. ood glucose meter anda power source provided within the housing for providing power to the blood glucose meter where the housing includes a port integrated on said housing configured to receive a blood glucose test strip The port in one embodiment may include a port light source the port light source configured to substantially illu minate the port to assist in the insertion and or removal ofthe blood glucose test strip Additionally in an alternate embodiment the port light source may be integrated with the display light source A method of measuring blood glucose level in accordance with yet another embodiment of the present invention US 8 273 295 B2 3 includes the steps of providing a compact housing disposing a display unit on the housing the display unit including a display light source to illuminate the display unit disposing an input unit on the housing the input unit configured to provide input functions for the blood glucose meter provid ing a power source within the housing for providing power to the blood glucose meter where the housing includes a port integrated on said housing configured to receive a blood glu cose test strip These and other features and advantages of the present invention will be understood upon consideration of the fol lowing detailed description of the invention and the accom panying drawings INCORPORATION BY REFERENCE Applicants herein incorporate by reference U S Pat No 6 616
42. otification when the collected blood sample is sufficient to generate the corre sponding glucose level information and to output a double audible alert notification when the glucose level information has been determined and displayed on display screen 302 Additionally in one embodiment the time and date informa US 8 273 295 B2 11 tion may also be displayed on the display screen 302 in connection with the generated glucose level information In accordance with another embodiment the glucose meter device may be configured such that upon power on procedure the light source e g an LED at the test strip port 306 FIG 3 is configured to illuminate at substantially 50 of the full intensity to permit the introduction of the test strip 102 into the test strip port 306 Thereafter when the test strip 102 is fully inserted into the test strip port 306 of the glucose meter device the light source at the test strip port 306 and alterna tively in addition to the backlight of the display screen 302 is illuminated at the full intensity level to indicate blood sample collection operation When the collection of the blood sample is concluded the intensity of the light source at the test strip port 306 and alternatively as well as the backlight of the display screen 302 are reduced substantially to the 50 level again and when the test strip is removed from the test strip port 306 the light source is configured to shut off completely
43. paratus for Providing Power Management in Data Communication Systems the disclosures of each of which are incorporated herein by reference for all purposes BACKGROUND The present invention relates to data monitoring systems More specifically the present invention relates to portable analyte monitoring systems More specifically the present invention relates to a compact blood glucose meter for use in a glucose monitoring system to self monitor glucose level in whole blood as an aid to disease management and also by healthcare professionals as an aid to monitor the effectiveness of diabetes treatment SUMMARY OF THE INVENTION The market for glucose monitoring systems in the United States as well as globally is rapidly increasing as better health education and early detection of diabetic conditions through regular check ups have increased the percentage of the dia betic population who undertake the task of monitoring their diet and daily activities based on the detected level of blood glucose using glucose monitoring systems One group of such rapidly increasing segment of the population is children with diabetic conditions who are advised to monitor their blood glucose levels While miniaturization has been a factor of recent designs in the glucose monitoring systems and the glucose meters the physical constraints of the components of such systems have established a certain size limitation As such the larger and bulkier the d
44. t up the test strip 102 and the sample acquisition site on the user 101 if desired Thereafter when the meter device detects a sufficient level of blood sample on the test strip 102 1 step 505 FIG 5 is successfully performed the light source at the test strip port 306 is disabled and the backlight on the display screen 302 is once again illuminated so that the user may view the corresponding glucose level generated from the collected blood sample In a slightly different embodiment pressing the light but ton 305 powers on either the display backlight or the test strip light depending on what mode the meter is in Pressing the light button 305 in non test modes powers on the display backlight The display backlight goes out when light button 305 is pressed again or when the meter is inactive for 5 seconds Pressing the light button when the blood drop and test strip symbols appear on the display screen powers on the test strip light The test strip light goes out when the light button 305 is pressed again or the meter receives the correct amount of blood for the test i e the test strip is filled or after 60 seconds of meter inactivity or when the test strip is removed from the meter Thus in this embodiment the test strip light cannot be activated unless there is a test strip inserted in the test strip port If either the test strip light or the display backlight is used during the test mode the backlight preferably powers on
45. to show the test results after the mea surement is complete Preferably the glucose meter is powered by two coin cell batteries of a common size such as CR2032 It is also pref erable that one of the batteries is dedicated to powering the test strip light and display backlight and the other is dedi cated to powering the meter s processor and other functions It may also be desirable to allow the meter to be placed in a shelf mode after final testing at the factory such that even with batteries inserted nothing is shown on the display and the processor is in an energy saving sleep mode until one of the buttons is pressed or a test strip is inserted in the meter to resume normal operation In the manner described above in accordance with the various embodiments of the present invention the glucose meter device 103 is configured such that it is simple intuitive and easy to use permitting the user to perform the tests relatively discreetly and is also easily used by third parties such as the user s physician nurse care giver or family mem ber Moreover given the compact physical configuration the glucose meter device 103 is substantially small compact sleek and readily portable by the user Various other modifications and alterations in the structure and method of operation of this invention will be apparent to those skilled in the art without departing from the scope and spirit of the invention Although the invention has
46. ut certain predetermined param eters into the glucose meter device 103 to configure the meter device 103 for subsequent use thereafter For example such configurable parameters include the displayed date and time information the alarm settings on the glucose meter device 103 the preferred display format for data display on the display unit of the user interface unit 203 in the meter device 103 the concentration unit of the generated glucose level and an average glucose level information based on a user selected number of days such as 14 day or 30 day average of stored results In the measurement log review mode of operation dis cussed above the glucose meter device 103 is configured to display a glucose summary that is the average glucose level information of stored results as well as other parameters such as the number of measurements incorporated into the displayed average level and a visual indication to the user that the displayed data is the average glucose level information and not a specific sampled glucose level data As will be discussed in further detail below the glucose meter device 103 may be configured to enter the measurement log review mode of operation upon the operation of the mode switch in the user interface unit 203 while the meter device 103 is in the default clock mode In one embodiment the glucose meter device 103 may be configured so that a LO is displayed for measured glucose values which are below
47. wer than the optimum oper ating level and to alert the user 101 FIG 1 to replace the same The memory mode symbol 404 on the other hand is configured to display to the user 101 FIG 1 that the test result displayed in the rest result area 406 has been stored in the memory the storage unit 207 FIG 2 of the glucose meter device In one embodiment the memory capacity of the meter device may store up to approximately 250 blood glu cose test results Referring now to FIG 4B the display screen 302 may further be configured to display a blood drop symbol and a test strip symbol 414 which are configured to operate in tandem to alert the user that the meter device is ready to apply the blood sample or the control solution Moreover the unit symbol 413 is configured to appear with the test result data displayed in the test result area 406 of the display screen 302 when the blood sample has been successfully collected and a corresponding glucose level has been determined based on the collected blood sample The date setup symbol 407 on the display screen 302 may be displayed in the configuration mode when the user is setting the date information of the glucose meter device As further shown a check and set test strip code symbol 408 is provided on the display screen 302 to alert the user to check and set the test strip code while the thermometer symbol 409 is displayed on the display screen 302 when the meter is operating in a temperature
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