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Measuring oxygen saturation with Biostrap

Long term oxygen saturation monitoring

Nov. 15, 2017 - Willem L. Middelkoop

Most wearables (smartwatches, fitness trackers, etc.) use very basic sensors to capture heart rate. Their signal is binary: just counting beats. Biostrap is different, instead of just checking pulses, it captures a high-fidelity PPG waveform. These waveforms are the same kind that doctors use, making me wonder what I could learn from them!

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One month of Biostrap health data
One month of Biostrap health data
The Biostrap wrist PPG sensor next to a Swatch Sistem 51
The Biostrap wrist PPG sensor next to a Swatch Sistem 51
Biostrap sensors size compared to an Apple AirPod
Biostrap sensors size compared to an Apple AirPod
Apple HealthKit aggregating data from different sources and devices
Apple HealthKit aggregating data from different sources and devices
Charging Biostrap is easy - Battery lasts up to 5 days
Charging Biostrap is easy - Battery lasts up to 5 days
The box contains three straps, charging cable, charger and two sensors
The box contains three straps, charging cable, charger and two sensors

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