4 Color Carabiner Pen w/ EKG Diagram

Airgoesin Electrocardiograph Pen Style ECG EKG Caliper Ruler Measures – airgoesin

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Included information on this badge card: Normal sinus rhythm diagram, R wave ruler to measure heart rate, low range and high range measurements for PR interval, QRS complex, and QT interval with accompanying information chart. The EKG ruler badge card is perfect for professionals that read electrocardiograms regularly. The EKG Ruler reference card will fit on any standard sized badge holder or badge reel.

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Compatible With Martara Surveyor 12Pin EKG Monitor 10 Lead ECG Cable,Snap/Banana/Din/Clip/Animal VET Electrode Leadwire,10 KΩ - AliExpress

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