User Manual - Healthpath
Contents
1. MOWA ce Mobile Wound Analyzer User Manual Index Introduction 1 Introduction 1 1 Trademark information This document and the software it describes is provided with a license and can only be used or copied in the terms and conditions provided by the default End User Agreement License EULA published by the authorized sellers Android Market Apple App Store etc This document as well the software described in it may be modified without prior notice This document is property of Healthpath MOWA is a registered trademark Apple and the Apple logo are trademarks of Apple Inc registered in the U S and other countries iPhone iPad and IOS are trademarks of Apple Inc Android is a trademark of Google Inc Use of this trademark is subject to Google Permissions 1 2 Safety and privacy Read carefully the following instructions Improper use can give wrong analysis results Only health professionals should use MOWA The program doesn t use or need any personal private data to be functional 1 3 Conformity Assessment MOWA is a Medical Device of Class I Medical Devices Directive 93 42 EEC and amended by 2007 47 CE The medical device is in conformity with the essential requirements of Annex of the EEC directive The conformity assessment procedure was performed according to Annex VII class I of the EEC directive HEALTH PATH srl www healthpath it mowa healthpath it Mowa User Manual 3 Starti2. ask MOWA does not use vectors or geometrical shapes you simply draw it freehand figure 2 The total J amount of pixels set in the Mask is used in the Android iPhone calculus of the wound area The Mask Page can be accessed from the Start Menu pushing the Mask Icon Mowa User Manual 7 Analysis Process 3 3 Image analysis 1 The analysis will be meaningless if you use images that not correspond to pressure sores Verify the percent of unrecognized tissues Q Consider to take a new picture or modify the mask if it is more than 10 After drawing the mask the special algorithm created specifically for this application calculates and identifies the tissues present in the wound image by three colors 5 black 6 yellow 7 red the quantities expressed in percent of recognized tissues in the whole analyzed area are classified as 100 1 necrotic tissue black 2 fibrin tissue yellow 3 granulation tissue red The blue color percentage indicates the amount of unrecognized tissue area of the whole mask This could be caused by corruption of the image light effects flash reflections etc nknown 0 4 iPhone Tissue classification from color images could be different between photo and photo or among different devices The causes could be various Among the elements that could corrupt image color analysis are illumination flash reflection resolution jpg codec and more For example differen
3. ces have been observed between the jpg codec in some Smart phones and Tablet PCs This can produce a difference between tissues percentage in a range of 0 1 5 Our purpose now and in the future is to reduce the differences improving the analysis algorithm or using a custom embedded codec Normally these percentage differences don t invalidate the therapeutic prescription Mowa User Manual 8 Analysis Process 3 4 Setting wound parameters a Warning the health professional sets this parameters making a direct observation of the sore Q Make a careful evaluation of the lesion Necessary condition for the software to show the appropriate therapeutic treatment for analyzed tissues is to indicate 1 Exudate amount 2 Presence of Infection 3 Presence of Hemorrhage 4 If the lesion is deep f These parameters must be set by the Android iPhone professional operator Mowa User Manual 9 Analysis Process 3 5 Calculus of the lesion area the user did an accurate measure of the width of the lesion Use the surrounding rectangle as a reference for to Y measure the width of the wound Use a tape measure or a ruler Warning the calculus of the area will be exact if After work area was defined MASK AREA and ZZ the lesion parameters have been set the operator has to measure the real size of the lesion with a tape measure or a ruler directly on the patient With the plus and minus buttons the ope
4. data the pdf file is attached automatically Mowa User Manual 13 Additional Functions 4 3 Drawing the mask For improve the drawing of the mask there are some extra tools 4 3 1 Drawing tools 4 3 1 1 Pen and Finger These two modes are aimed to ease the drawing in small screens or with large fingers The finger tool draws immediately over the point the finger touches the screen avoiding to cover the drawing path The pen tool use a compatible pen with your device draws exactly at the point the pen touches the screen 4 3 1 2 Size of stroke This tool permits to size the diameter of the drawing pen or finger You can use a small diameter for the details on the borders and a bigger one to fill the inner area 4 3 1 3 Eraser Use this tool to erase any unwanted part of the mask you drew before 4 3 1 4 New With this tool you erase the whole mask and you restart with an empty mask canvas Note the mask is only saved when you pass from the Measure Screen to the Results Screen Any change you make without passing from these Stages will not be saved for future analysis and are only applied for the current analysis Mowa User Manual 14
5. ditional Functions 4 1 Sharing JPG analysis file Mowa is able to send and receive files in JPG format by e mail The sent image contains also the mask measures and settings This feature permits to receive view and repeat the whole process in a different device Mowa must be installed on both devices 4 Warning The JPG file contains all the information ia of the original image analysis Avoid to edit or manipulate the Mowa JPG generated file with any image editor 4 1 1 Sharing MOWA JPG file Android Sharing aMOWA JPG file with other smart phone o tablet is very simple The sender side 1 Completes the analysis of the sore 2 Touches Send button in MOWA menu 3 Selects Mowa jpg as the type of file to send 4 Chooses the sending method mail bluetooth The receiver side 1 Receives and save the jpg file 2 Opens jpg file selecting MOWA as the viewer 3 Uses MOWA for viewing the wound analysis 4 1 2 Sharing MOWA JPG file iPhone The iPhone version of MOWA can only send the jpg file for sharing but it cannot receive the MOWA jpg with the included parameters Obviously you can always save the image attached in the e mail and reprocess it with MOWA drawing anew mask and setting all the parameters 4 2 Sending PDF report document The final report PDF can be sent at the end of the analyzing process as an attached document by mail Use the Send button in the last screen of MOWA and complete the mail
6. ification 3 This software must be used for educational informational and for objective comparisons 4 This software contains information about the treatment of pressure ulcers as at the time of publication are appropriate to the LG NPUAP EPUAP Is our commitment to provide continuous updates of these directives 1 This software is able to compute the area of Pressure Ulcers from 2 mm to 30 cm in width 2 The calculation of the Pressure Ulcer area is conditioned by the precision with which the operator measures the width of the lesion and draws the mask 3 The deepness influence the treatment not the calculated area Mowa User manual 4 Starting 4 Identification of tissues in the wound bed necrotic fibrin granulation is influenced by the quality of the photo 2 5 Language MOWA supports 4 languages English Italian French and Spanish 2 6 Starting the program To launch the program tap the Mowa icon on the smart phone and the main screen will be shown Carrier 2 59 PM a MOWA wows Wound Care Solution iPhone Mowa User manual 5 Analysis Process 3 Analysis Process 3 1 Getting an image the quality of the analysis The flash reflections also can disturb the color separation Q It s advised to operate in adequate ambient light i Warning improper light conditions can influence conditions and to reduce the use of the flash 3 1 1 Getting an image Android Image acqu
7. isition can be done directly using the camera on your smart phone or tablet or importing one from the picture gallery already on the device You need to tap on the Camera or Gallery button accordingly Also it is possible to load a jpg file into Mowa from an other application selecting Mowa as the viewer Mowa registers itself as a system image viewer for jpg files You can go to the home page of Mowa from any menu in the program tapping on the home button Once the image has been acquired Mowa displays the Image name dialog if you want to modify it press OK when done 3 1 2 Getting an image IOS Image acquisition can be done directly using the camera on your smart phone or tablet or importing one from the picture gallery already on the device You need to tap on the Camera or Gallery button accordingly You cannot give a name to it iPhone Media Gallery uses an automatic name assignment a IT 08 54 100 E i OO Photo Albums Camera Roll Cance Mowa User Manual 6 Analysis Process 3 2 Creating the Mask Area by Warning the accuracy of the mask design is paramount to the correctness of the analysis tool Q Optimize the mask design using the dimension Choose the pen or the finger tool The mask area page is visualized right after a new image acquisition The Mask Area is essential is the only way in which MOWA can recognize which specific parts of the image you want to be analyzed To draw the M
8. ng 2 Starting 2 1 Using this manual This manual targets all users that want to learn to use Mowa Its organization is based on the specific activities necessary to get the objectives through detailed instructions For its proper use remember the following conventions hi a Warnings previous conditions or instructions that N must be followed rigorously Y More information or hints 2 2 System requirements MOWA Mobile Wound Analyzer is a software application for smart phones and Tablets running Android OS 2 1 or higher and iPhone iPad devices running iOS 4 2 or higher The device running Mowa must have a rear photo camera with a minimum resolution of 1 3 megapixels and touch screen capability 2 3 Product Information The aim of the software is to provide the health professional with a tool for the study of pressure sores and for training The software makes possible to differentiate types of tissues found in pressure sores The analysis can be made on photos taken with the on board camera or uploaded pictures from other sources It identifies three types of tissues in the bed of the lesion Necrotic fibrin and granulation Calculates the area of the lesion and indicates the treatment following the directions of EPUAP LG NPUAP 2 4 Proper use and limitations 1 This software analyzes only the pressure ulcer bed and not the surrounding skin 2 This software analyze pressure ulcers from Class Il onwards NPUAP EPUAP class
9. rator sets the size of the surrounding rectangle accordingly At this instance MOWA is e n able to calculate the real area of the lesion Android iPhone expressed in cm This calculated area is actually the area of the mask scaled properly not that of the surrounding rectangle The area can be computed in lesions from 2 mm up to 300 mm 30 cm in the largest dimension width or height Ct Anue Mowa User Manual 10 Analysis Process 3 6 Results and therapeutic treatment Warning The suggested treatment is not to be considered as a prescription The health professional decides the therapeutic treatment based on his own experience The last stage of the process consists in the therapeutic treatment Suggested on the base of the therapeutic effects that are carried out by the active principles of the dressing drugs Dosage etc Every 24 72 hours Autolisis every 8 hours Evaluate the bacterial load Remarks Avoid traumatic removal of the dressing Evaluate the bacterial Android iPhone Mowa User Manual 11 Analysis Process 3 7 Analysis final report FIN Warning the report is not a medical document archived as a reference for future comparative Q The final report may be used as an example and or analysis The final report will be saved or sent as a PDF document insuring the report portability Android iPhone Mowa User Manual 12 Additional Functions 4 Ad
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