12 Lead ECG TrainerOverview12 – Lead ECGTraining MannequinExisting ECG Training DevicesECG SignalElectrode Placement FeedbackSlide 8Design MatrixFuture WorkReferences12 Lead ECG TrainerCali Roen, Laura Bagley, Tony Schuler, Amy WeaverClient: Dr. Patricia Padgen, Dept. of Emergency Medical ServicesAdvisor: Prof. Tom Yen, Dept. of Biomedical EngineeringBME 400October 17, 2008Overview•The 12 – Lead ECG: Uses and Electrode Placement•Training Mannequin Specifications•Existing ECG Training Mannequins•Design Alternatives–ECG Signal Generator–Electrode Placement Feedback•Future Work12 – Lead ECG•Diagnose heart arrhythmias•More comprehensive view of electrical activity•Electrode placement based on anatomical landmarksTraining Mannequin•Develop an adult mannequin for 12-lead ECG training•Mannequin should produce a variety of ECG signals•Students should place ECG electrodes on the chest using anatomical landmarks•Provide feedback about correct/incorrect placementExisting ECG Training Devices•Expensive•Known electrode placement –Not determined by anatomical landmarks–Ineffective training for placementECG Signal•ECG signal generator–12-lead signal–Various arrhythmias•Conductive mannequin surface–Ag-Ni woven mesh–Latex-carbon mix•ECG monitor–Standard electrodesElectrode Placement Feedback•Design 2–LED marked placement–12- and 15-lead capability–Anatomical landmarks•Design 1–Feedback circuit–12-lead capability–Separate placement feedback display–Electrode isolation–Anatomical landmarksDesign MatrixFeedback Circuit LED MarkersDurability (15) 7 9Cost (10) 8 8Client Preference (25) 10 21Feasibility (30) 13 24Ease of Use (20) 15 17Total 53 79Future Work•Determine an appropriately conductive biomaterial to use for the skin•Construct circuit on the chest plate•Modify 12 – Lead ECG simulatorReferences•www.laerdal.com•www.muskoka.ambulance.ca/g/photos/lifepak12.jpg•Harris, James. Electrically Conductive Latex-Based
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