Quick Reference 7 Step Ruler Transparent Caliper for Heart Rhythm Check
ab 5,38 €
Difference: A: 7-step ruler alone, B: 7-step ruler [with card holder]. Rhythm: Assess if the beat is regular or irregular. Axis: A quick reference to deviation from normal, left axis or right axis. An arrow pointing up indicates a positive deviation and an arrow pointing down indicates a negative deviation.
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