The Norav 7-lead Holter monitoring system enables continuous ambulatory cardiac rhythm recording for 24-72 hours or longer. Lightweight, patient-worn recorder captures full-disclosure ECG waveform data for arrhythmia detection, ST-segment analysis, heart rate variability (HRV), and patient-triggered event marking. Analysis software provides comprehensive automated arrhythmia classification, customizable reports, and serial comparison tools for clinical workflow efficiency.