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ECG ruler 16 cm Cardiology ruler. Precisely measured. Exactly diagnosed with our secondary measurement tools. Detail accuracy for 25 and 50 mm/s paper feed. Reading heart rate for paper feed of 25 mm/s or 50 mm/s simple 1:1-length meter with a scale of...
€0.41
ECG ruler 20 cm Interpret ECG printouts with confidence. Our ECG ruler is a secondary messurement tool. Good diagnoses are based on certain facts. Detail accuracy for 25 and 50 mm/s paper feed. Reading heart rate for paper feed of 25 mm/s or 50 mm/s...
€0.92
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