Rapid ID - EKG & Ruler Combo Pack (Horizontal)

• EKG specific calculators for Heart Rate, PR, QRS and QT intervals
• Easy Heart Rate calculator with full readout of rate down to 30 beats per minute
• EKG Axis determination diagram
• Normal EKG values for P wave, PR interval, QRS duration, QT interval, QTC interval
• Diagrammatic representation of the EKG complex with areas or segments labeled to help you recognize the intervals

Combine our Rapid ID - Intervals and Measures with the pocket EKG ruler for all your EKG tracing needs. Measure EKG intervals, heart rates and QRS complex segments with this combo pack that contains a quick and easy way to measure heart rates down to 20 beats/minute and heart rate pauses to 3 seconds on full 12-lead EKGs or rhythm strips. Standard reference ranges are provided for the P Wave, PR Interval, QTC Interval, ST Segment, and QRS Complex. The EKG ruler provides even more references for axis determination with detailed QRS segment normal values and locations.