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
Description
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.