willem.com blog

Measuring oxygen saturation with Biostrap

Wearing a PPG sensor

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!

Continue reading
The box contains three straps, charging cable, charger and two sensors
The box contains three straps, charging cable, charger and two sensors
... now you don't - Biostrap wears well and easily goes under your sleeve
... now you don't - Biostrap wears well and easily goes under your sleeve
Recovery after an heavy Thursday night can take up to days
Recovery after an heavy Thursday night can take up to days
The Biostrap PPG sensor is about as thick as a watch
The Biostrap PPG sensor is about as thick as a watch
Comparing the quality of sleep during two different nights. Being awake more often reduces quality of sleep.
Comparing the quality of sleep during two different nights. Being awake more often reduces quality of sleep.
Biostrap it's pretty much just like a Swatch, light on the wrist because of it's material: rubber and plastic.
Biostrap it's pretty much just like a Swatch, light on the wrist because of it's material: rubber and plastic.

Other stories

all blog posts

Tagged

DataDesignExperimentHealthReviewWatch