KDS35 Small Animal Ventilator
Contents
1. option KD Scientific will repair or replace the unit if it is found to be defective as to work manship or material This warranty does not extend to damage resulting from misuse neglect or abuse normal wear and tear or accident This warranty extends only to the original customer purchaser IN NO EVENT SHALL KD SCIENTIFIC BE LIABLE FOR INCIDENTAL OR CONSEQUEN TIAL DAMAGES Some states do not allow exclusion or limitation of incidental or conse quential damages so the above limitation or exclusion may not apply to you THERE ARE NO IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR USE OR OF ANY OTHER NATURE Some states do not allow this limitation on an implied warranty so the above limitation may not apply to you If a defect arises within the one year warranty period promptly contact your local distributor or KD Scientific 84 October Hill Road Holliston Massachusetts 01746 1388 508 429 6809 Goods will not be accepted for return unless an RMA returned materials authorization number has been issued by our customer service department The customer is responsible for shipping charges Please allow a reasonable period of time for completion of repairs replacement and return If the unit is replaced the replacement unit is covered only for the remainder of the original warranty period dating from the purchase of the original device This warranty gives you specific rights and you may also have other rights whic2. 30 0 ml breath 30 CC The smaller cylinder is factory installed and the larger one is supplied separately The mechanical design features a linkage that enables the piston to touch the end of the cylinder at each stroke regardless of the volume This assures that all the air gas mixture taken into the ventilator is expelled at each stroke A positive mechanical slide valve is actuated by a cam on the motor to synchronize inspira tion and expiration with the motion of the piston Any NON EXPLOSIVE gas air mixture can be used with the ventilator Connection kit 78 0937 is suggested for this connection A three way slide valve is attached to the mechanism plate at the end of the cylinder and actu ated by a cam on the motor This ventilator CANNOT BE USED IN AN EXPLOSIVE ATMOSPHERE OR WITH ANY EXPLO SIVE GASES SUCH AS ETHER OR CYCLOPROPANE ETC THESE VENTILATORS ARE NOT EXPLOSION PROOF KDS35 Small Animal Ventilator Voltage Selection 1 The KDS35 Ventilator is equipped with a 115 230V selector feature which is incorporated into the power entry module located on the side of the unit see figure below The Ventilator is shipped from the factory with the voltage selector set at 115V To change voltage from 115V to 230V follow these steps a Turn off main power and disconnect power cord b Using a small flathead screwdriver pry open the fuse access door on the power entry module see figure below c Remove fuse holder by usin
3. the disconnecting device Observe all Terminal Ratings Review the operating manual to learn the ratings on all connections Use Proper Fuse Use only specified fuses with product Avoid Exposed Circuitry Do not touch any electronic circuitry inside of the product Do Not Operate with Suspected Failures If damage is suspected on or to the product do not operate the product Contact qualified service personnel to perform inspection Place Product in Proper Environment Review the operating manual for guidelines for proper operating environments Observe all Warning Labels on Product Read all labels on product to ensure proper usage CAUTION Protective Ground Refer to Manual Terminal KDS35 Small Animal Ventilator Description amp Features The KDS35 is a volume controlled small animal rodent respirator e Strong motor and motor speed control with LED light emitting diode read out of rate stroke rate or breaths min e Vertical slide valve that has no O Rings or passive check valves and requires no adjustments e Orientation allows for minimal system dead space and thus more precise tidal volume delivery to the animal The KDS35 is a positive volume ventilator intended to meet the respiratory requirements of small laboratory animals weighing up to 5 kg 11 Ib covering rodents through rabbits This ventilator is furnished with two interchangeable piston cylinder assemblies of 0 2 to 5 0 ml breath 5 CC and 1 5 to
4. the water surface will give the PEEP pressure in cmH20 KDS35 Small Animal Ventilator Cleaning amp Maintenance CLEAN ING To clean the exterior surfaces use a lintfree cloth to remove loose dust Use care to avoid scratchi ng the clear display window For more efficient cleaning use a soft cloth dampened with water or an aqueous solution of 75 isopropyl alcohol MAINTENANCE No spe cial maintenance is required other than periodic lubrication of the piston O rings and the slide valve with the special non toxic grease provided To get to the slide valve for lubri cation 1 2 3 4 5 Remove the four screws holding the valve to the 1 4 aluminum black back plate Remove the screws in front that hold the cylinder and valve together Lift entire valve assembly up and out of Ventilator Pull stainless steel valve rod free of valve block Lubricate sparingly KDS35 RODENT VENTILATOR REPLACEMENT PARTS co CYLINDER VALVE BLOCK 5 cc 0683 033 ASSEMBLY 30 cc 0683 034 0683 007 PISTON 2 O RING a gt 503 0680 018 5 cc 5013 019 30 cc 0681 011 a6 coeur One lt o on ae LZ O RING 2 SCREWS 5013 017 4 40 x 1 1 8 HELICAL PISTON SHAFT 5101 165 COUPLING 5108 026 LUBRICATION This KDS35 Ventilator is shipped with the appropriate grease to lubricate the piston and O rings in the cylinders and the inside of the slide va
5. 8 0391 78 0395 78 0396 78 0397 Adjustable from 30 to 150 strokes min while the ventilator is running 1 1 fixed 25 x 32 5 x 20 cm 10 x 13 x 8 in 9 5 kg 21bs 100 120 VAC 200 230 VAC 0 7A 0 35A max 50 60 Hz Continuously variable from 30 to 150 strokes min while the ventilator is running with LIGHT EMITTING DIODE LED DISPLAY Adjustable from 0 2 to 5 0 cc stroke or 1 5 to 30 0 cc stroke while the ventilator is running 0 C to 40 C 32 F to 104 F 20 to 80 RH non condensing II 1 5121 074 128 3 25mm 188 4 78mm 78 0391 Small Animal Volume Controlled Ventilator Overhaul Kit for 5cc Small Animal Ventilator contains O rings valve springs lubricants etc to overhaul Ventilator Overhaul Kit for 30cc Small Animal Ventilator contains O rings valve springs lubricants etc to overhaul Ventilator Connection Kit KDS35 Small Animal Ventilator General Information Warranty and Repairs SERIAL NUMBER All inquires concerning our product should refer to the serial number of the unit Serial num bers are located on the rear of the chassis CALIBRATION All syringe pumps are designed and manufactured to meet their performance specifications at all rated voltages and frequencies A calibration certificate is available upon request Contact customer service for details and pricing WARRANTY KD Scientific warranties this instrument for a period of one year from date of purchase At its
6. Product with Municipal Waste Special Collection Disposal Required KDS35 Small Animal Ventilator Contents Specification s s ssi sa cthses n R in oer Aa a A arcane 2 Parts atid Accessories ics scissasesssatadssasressuasesdsesyusesessduusssuvseaa EAE TERE 2 General Information Warranty and Repairs esscssscsseessesessseesssneesssneesssneeessneessness 3 General Safety Summary ssiri ani aia 4 Description and Features yesan otin a EEE eaters i 5 Voltage Selection Fuse Replacement Pump Operation Conriecting Animal scisccscsssccosccisscvaasusceccdssstussnscocesteasnesticcivessvuansssetessdannvennedesesboceeisn 7 Selecting Rate amp Volumes is celes shail suedidishnuiiiendionniteananeaes 8 Setting Volume amp Ratei asrori E E a need inranncanne ohana 9 Use of Gas MixtUte a saa r aa E ET E AEOS 9 Creating PEEP insirri nn a ea AE EEIN ERA 9 Cleaning Maintenance esiin enasi a 10 Changing Pistort eC yim dettisisiasstsss ccccdissjavssptoalesiaeelvcheiasasivesdswstiavssuesuvh seiuasnsbosseuscaubonnn ates 11 R pair Kit secedesssorsvenes ctosemneeearaunonononasnmar nam mvanaanmuvennenamminnsnsinrieetemem Tete 11 KDS35 Small Animal Ventilator Specifications Rate Phase Ratio Dimensions HxLxW Weight Power Stroke Rate Volume Environmental Operating Temperature Operating Humidity Installation Category Pollution Degree Port Part Number Size ID OD Catalog No Parts and Accessories 7
7. Run Ventilator at lowest speed and stop when the helical coupling is exposed Using a 0 050 Allen wrench provided disconnect the white piston from the cou pling leaving the coupling on the piston shaft Remove the two screws located in the front of the slide valve Remove piston and cylinder Be careful to save the O ring that is recessed in the slide valve block between the screws The O ring provides the airtight seal between the plastic cylinder and the valve block TO INSTALL THE PISTON AND CYLINDER 1 2 3 4 5 6 7 Pick out the new piston and cylinder Using pliers remove the piston and lubricate with the grease provided Insert the lubricated piston in the cylinder so that the rear of the piston is flush with the rear of the cylinder with the 1 8 diameter coupling stud protruding Fasten the cylinder to the valve block with the two screws making sure the O ring is in place Do not tighten these two screws completely but just enough to hold the cylinder in place The object of alignment is to have the stud at the end of the piston be exactly in line with its mating hole in the helical coupling This insures that the piston moves freely within the cylinder without undue friction The two screws at the front of the valve block control left to right alignment while the four screws at the rear of the slide valve control up and down alignment By adjustment of these 6 screws the proper alignment can be mad
8. at expired air can be collected or recycled e The middle port is the room air gas channel to the animal e The bottom port closest to the chassis in new orientation is the room air or gas mixture intake NOTE It is important that the tubes to and from the animal be as short as possible The new orientation allows the animal to be as close as possible to the Ventilator for minimal dead space in the system The actual connection to the animal can be either e Tracheal cannula with y adapter e Intubation cannula with y adapter A selection of trachael cannula and endotracheal tubes are listed in the KD Scientific Catalog and on our website www kdscientific com It is important that the volume of tubing shared by inspired and expired air dead space be kept to a minimum by having the Y or T connector as close to the animal as possible E X Y Connector close to animal From Animal ANIMAL aaa gt gt fae P Expired Air EXHAUST Tracheal Cannula or Endotracheal Tube TO ANIMAL To Animal OUT ae age page eee zee i opps x t ra Air Gas Input a IN t mae Eeee n m L a gt Esso Cylinder amp Piston ROOM AIR CE eae tee KDS35 Small Animal Ventilator Pump Operation continued SELECTION OF RATE AND VOLUME Refer to the Ventilator Graph below to select the appropriate tidal volume and respirat
9. e Remember that the screws interact with one another so the procedure may have to be repeated one or more times When proper alignment is achieved the helical coupling should be connected If alignment is correct the coupling should slide onto the piston stud without bending of the piston rod KDS35 Small Animal Ventilator Repair Kit REPAIR INSTRUCTIONS FOR THE KDS35 RESPIRATOR VALVE BLOCK HT O RING 5013 051 Ao a O RING 5013 019 kd Scientific Declaration of Conformity Manufacturer KD Scientific Inc 84 October Hill Rd Holliston MA 01746 1388 U S A Phone 508 429 6809 We herewith declare that the following product Product Name Model Numbers KDS35 Small Animal Ventilator 78 0391 To which this declaration relates is in conformity with the applicable EC Directives harmonized standards and other normative requirements Application of Council Directive s Standard s to which Conformity is Declared Safety Emissions Immunity Signature 73 23 EEC 89 336 EEC EN 61010 1 2 Edition 2001 EN 61326 1997 w A1 1998 EN 61000 4 2 1995 EN 61000 4 3 1996 EN 61000 4 4 1995 EN 61000 4 5 1995 EN 61000 4 6 1996 EN 61000 4 11 1994 EN 61000 3 2 2000 w A 14 EN 61000 3 3 1997 Date 8 1 06 Beth Bauman V P of Operations
10. g the small flathead screwdriver d Rotate the red fuse holder 180 deg and install back into power entry module e Close small access door firmly until fully closed In power entry module win dow see detail below 230V should be seen f Reinstall power cord 2 Turn on main power switch located on the rear panel The display will now illumi nate The number displayed is the current strokes per minute rate Fuse Replacement Key Information 1 Make sure power cord is disconnected from the main power supply before servic ing the fuse 2 Use only Type 3AG 1 4 x 1 1 4 0 75 amp 250 volts Type T time delay fuses KD Scientific part 5153 554 or equivalent Turn off power and remove power cord from power module Use a straight blade screwdriv er to pry open the access door Remove the fuse holder and then remove the fuses from this holder as shown in the figure below Replace fuses using only 0 75A amp 250 volts Type T fuses Then replace the fuse holder Screw Driver m o ra g Fuse T a 0 g 0 Front View Side View Fuse Holder Detail KDS35 Small Animal Ventilator Pump Operation CONNECTION TO THE ANIMAL The vertical slide valve has four ports see figure below e The top port furthest from the chassis in new orientation is the return channel from the animal which leaves the Pump at the port on the side It is at this top port th
11. h vary from state to state REPAIR FACILITIES AND PARTS KD Scientific stocks replacement and repair parts When ordering please describe parts as completely as possible preferably using our part numbers If practical enclose a sample or drawing We offer a complete reconditioning service CAUTION This pump is not registered with the FDA and is not for clinical use on human or veterinary patients It is intended for research use only KDS35 Small Animal Ventilator General Safety Summary Please read the following safety precautions to ensure proper use of your syringe pump To avoid potential hazards and product damage use this product only as instructed in this man ual If the equipment is used in a manner not specified by the manufacturer the protection provided by the equipment may be impaired TO PREVENT HAZARD OR INJURY Use Proper Line Cord Use only the line cord shipped with the product and make sure line cord is certified for coun try of use Ground the Product This product is grounded through the grounding conductor of the power cord To avoid elec tric shock the grounding conductor must be connected to earth ground Before making any connections to the input or output terminals of the product ensure that the product is properly grounded Make Proper Connections Make sure all connections are made properly and securely Orient Equipment Properly Do not position the equipment such that it is difficult to reach
12. ion rate as a function of animal body weight As a rough guide an adult rat will weigh between 200 and 500 grams with tidal volumes between 0 6 to 1 25 cm3 with respiration rates between 66 to 210 breaths min The average rate is 100 breaths min For most rodents the 5 cc cylinder will be adequate For larger animals it will be necessary to change the cylinder 70 100 200 300 400 600 800 1 2 3 4 56 8 10 15 20 30 40 500 500 400 400 300 300 200 200 150 150 o 100 100 80 80 oO 60 60 Qa 50 Breaths per Minute 10 50 E 40 40 40 30 30 5 15 D 2 S a 20 15 15 Fa 25 E 10 60 10 8 30 70 8 6 80 6 5 5 90 o gt 4 4 m 100 3 3 B 2 2 40 1 1 0 8 0 8 0 6 0 6 0 5 0 5 0 4 0 4 70 100 200 300 400 600 800 1 2 3 4 56 8 10 15 20 30 40 Grams Animal Body Weight Kilograms Ventilator Graph Tidal Volume vs Weight amp Rate for Laboratory Mammals in Resting State Apparatus dead space must be added KDS35 Small Animal Ventilator Pump Operation continued SETTING VOLUME The volume delivered is read by observing the excursion of the O ring on the piston which is closest to the valve block This piston O ring excursion is relative to the volume scale on the outside of the cy
13. kd Scientific KDS35 Small Animal Ventilator User s Manual Publication 5614 001 REV A WEEE RoHS Compliance Statement EU Directives WEEE and RoHS To Our Valued Customers We are committed to being a good corporate citizen As part of that commitment we strive to maintain an environmentally conscious manufacturing operation The European Union EU has enacted two Directives the first on product recycling Waste Electrical and Electronic Equipment WEEE and the second limiting the use of certain substances Restriction on the use of Hazardous Substances RoHS Over time these Directives will be implemented in the national laws of each EU Member State Once the final national regulations have been put into place recycling will be offered for our products which are within the scope of the WEEE Directive Products falling under the scope of the WEEE Directive available for sale after August 13 2005 will be identified with a wheelie bin symbol Two Categories of products covered by the WEEE Directive are currently exempt from the RoHS Directive Category 8 medical devices with the exception of implanted or infected products and Category 9 monitoring and control instruments Most of our products fall into either Category 8 or 9 and are currently exempt from the RoHS Directive We will continue to monitor the application of the RoHS Directive to its products and will comply with any changes as they apply Do Not Dispose
14. linder wall Volume change is accomplished while the Ventilator is running by turning volume knob in the desired direction SETTING RATE Adjust the Rate control until the desired rate appears on the LED display Avoid running the Ventilator at rates exceeding 150 breaths min for periods in excess of 2 hours CAUTION DO NOT OVER INFLATE THE ANIMAL A GOOD RULE OF THUMB IS TO OBSERVE THE DEPTH OF RESPIRATION IN THE NORMAL CALM UNANESTHETIZED ANIMAL AND ADJUST THE VOLUME TO APPROXIMATE THIS RESPIRATION DEPTH WHEN THE ANIMAL IS ATTACHED TO THE VENTILATOR USE OF GAS MIXTURE It is possible to introduce non explosive air gas mixtures into the lower room air port However the source of gas mixture is usually from a tank delivering gas is at a constant rate while the Ventilator takes in air gas intermittently Some sort of buffer expansion chamber must be provided between the tank and the Ventilator KD Scientific offers a connection kit 73 0397 to depressurize the gas prior to entering the ventilator This Ventilator is not designed to take air gas inputs under pressure CREATING A POSITIVE END EXPIRATORY PRESSURE PEEP To create a PEEP pressure when using the ventilator simply connect a length of tubing to the Exhaust port and submerge the other end in a column of water There are two locations in which the clip and cylinder can be installed depending on the chosen orientation The depth of the end of the tubing in cm below
15. lve 10 KDS35 Small Animal Ventilator Changing Piston and Cylinder This Ventilator is furnished with a 5 cc piston and cylinder installed A 30 cc cylinder and piston is also supplied for users that require larger tidal volumes NOTE It is extremely important when changing piston and cylinders that they be aligned to be concentric and in line with the piston shaft The cylinder is fastened to the 4 port vertical slide valve by means of two screws located between the room air inlet port and the to animal port on the front of the slide valve For ease of mounting there is an alignment bracket located below the valve body When re attaching a valve to the KDS35 Ventilator the cutout in the valve should sit square and par allel with the corner of the alignment bracket This should ensure that the valve and piston shaft are in line with each other The vertical slide valve is fastened to the black 1 4 aluminum sub base by four screws locat ed on the opposite side from the printed label After mounting a valve if coupling does not engage piston shaft loosen cylinder mounting screws and adjust cylinder position until piston shaft enters coupling with ease ALIGNMENT BRACKET VALVE MOUNTING SCREWS CYLINDER MOUNTING SCREWS 11 KDS35 Small Animal Ventilator Changing Piston and Cylinder continued TO REMOVE THE CYLINDER AND PISTON 1 2 3 4 5 6 Set the Ventilator volume to maximum
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