Research, clinical applications, and platform thinking from the Sensor Bio team.
A technical comparison of PPG, ECG, and pulse oximetry, with a focus on signal origin, physiological meaning, timing differences, failure modes, and deployment fit.
A technical guide to wearable PPG system design, covering the optical stack, wavelength and placement tradeoffs, motion artifact, contact mechanics, signal quality logic, and validation reality.
A technical overview of photoplethysmography, including signal formation, AC and DC components, optical geometry, derived features, and the real-world limits that shape performance.
What remote therapeutic monitoring is, how it differs from RPM, which CPT codes apply, and what Medicare requires before you bill. Updated for 2026.
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