Characteristics

"Micro" Electronic Board

-> BLE Module

-> Memory (About 5 days of data)

-> Battery (about 5 days in real time measurements)

-> USB C

-> Led et buzzer « Alarm » to set up according to your application (ischemia, inadapted SPO2 rate, battery too low…).

Multiplexeur (in process)

-> 3 PhotoPlethysmoGrams

-> 64 bioimpedance electrodes

-> 60 temperature sensors

"Sensors" Electronic Board

 Biopotentials

-> 3 derivations

-> 20 V/V, 40 V/V, 80 V/V or 160 V/V

-> 128 Hz, 256 Hz, 512 Hz

-> Low and High pass Filters

-> Resolution with an ideal electrode-skin contact 3,1 µV

 -> ElectroCardioGram, ElectroMyoGram, ElectroEncephaloGram, QRS, R-R wave, Heart Rate Variability, Heart Rate…

PhotoPlethysmoGram PPG

-> from 8 to 4096 Hz

-> 3 leds 536 nm, 660 nm and 940 nm

-> 2 photodiodes

 -> SpO2, StO2, SmO2, blood pressure (without armband)

Bioimpedance

-> Bipolar/Quadripolar

-> Contact test function

-> algorithms for "Gel" and "Dry" electrodes

-> from 10 V/V to 80 V/V

->from 8 to 96 µA

-> R, X from 125 Hz to 300 KHz (up to 500 KHz (about 50 frequencies) soon)

-> Accuracy on bench test R//RC: R 0,006±0,005 ohm X 0,003±0,011 ohm

-> Repeatability on bench test R//RC: R 0,0008±0,0008 ohm X 0,009±0,007 ohm

-> 32 Hz, 64 Hz (up to 600 Hz soon)

-> Resolution 1,1 µV

 -> Ischemia, Hemorragia, Thrombosis, cardiac flow, local vascular flow (arm, brain...), respiratory rate, lung volume…

Accelerometer

-> 3 axis, 1600 Hz

-> +/- 2g, 4g, 8g, 16g

-> Accuracy +/- 1%

-> Resolution 0,0003 g

-> Density of noise 0,00018 g/√Hz

 -> Actimetry, monitoring of sleep…

Barometer

-> Range 300 – 1100 hpa

-> 1 Hz

-> Absolute pressure accuracy +/- 0,5 hpa

-> Relative pressure accuracy +/- 0,06 hpa

-> Resolution 0,01 hpa

 -> Atmospherique pressure, weather

Gyroscope

-> 125, 250, 500, 1000 ou 2000 °/s

-> 3200 Hz

-> Accuracy +/- 1%

-> Resolution 0,007 °/s,

-> density of noise 0,007 °/s/√Hz

  -> Actimetry, monitoring of sleep…

Temperature

-> Accuracy 0,1 °C 

-> Resolution 0,004 °C

-> from 0,1 Hz to 2 Hz

 -> skin temperature, stress...