4 ms·
The full set of arterial blood gasses requires a blood draw, but just oxygen saturation is easily and accurately done via a simple light sensor. The FDA requir
by Baeocystin 5y ago
The full set of arterial blood gasses requires a blood draw, but just oxygen saturation is easily and accurately done via a simple light sensor. The FDA requirement is that the finger/light sensors be within 2-3% of the measured blood gas value.