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YH-600A Pro records the following data: patient respiratory nasal
airflow, snoring, blood oxygen saturation, pulse and wrist
movement during sleep. It can also be connected to a CPAP
system to record and display continuous positive airway pressure.
The device uses these recordings to produce a report that may
aid in the screening of sleep disordered breathing or for further
clinical investigation. The device is intended for the hospital /
institutional environment (supervised) and the home environment
(unsupervised) for adult.
• Sleep study is the test used to diagnose sleep disorders. • IT records brain activity and oxygen level in your blood heart rate and breathing as well as eye and leg moment during the study. • The normal process of falling asleep begins with a sleep stage called Non rapid eye moment sleep. • Sleep apnea or another sleep related breathing disorder: It breathing repeatedly stops and starts during sleep. • Periodic limb movement’s disorders: It involuntarily flex and extend your leg while sleeping. It sometimes associated with restless leg syndrome. • Narcolepsy: It overwhelming daytime drowsiners and sudden attack of sleep in that condition. • REM sleep behavior disorder: This sleep disorder involves acting out dreams as you sleep. • Unusual behavior during sleep: It unusual activities during sleep such as walking moving around lot of rhythmic movements. • Chronic insomnia: It trouble falling asleep or staying asleep. • A sleep lab monitors the following parameters like brain waves, Eye movements, Heart rate, Breathing pattern, Blood oxygen level, Body position, Chest and abdominal movement, Limb movement, Snoring and other noise you make as you asleep.
SpO2 Range Accuracy |
0% ~ 100% ≤ ±3% (70% ~ 85%), ≤ ±2% (85% ~ 100%) |
Pulse rate Range Accuracy |
30 ~ 250 bpm ≤ 2 bpm (30 ~ 100 bpm) ≤ 2% (100 ~ 250 bpm) |
Wavelengths Red Infrared |
660 nanometers 905 nanometers |
Maximal Optical Output Power |
Less than 2 mw maximum average |
Airflow waveform Frequency Margin of error |
10 ~ 40 times per minute ≤ ±1 time |
CPAP pressure Range Margin of error |
4 ~ 20 hPa ≤ ±1 hPa |
Snore |
150 ~ 300 Hz |
Wrist movement (sleep / wake) |
Automatic sleep-wake identification from wrist movement |
Temperature Operation Storage / Transportation |
5°C ~ 35°C -20°C ~ 55°C |
Humidity Operation Storage / Transportation |
≤ 80% (non-condensing) ≤ 93% (non-condensing) |
Atmospheric pressure Operation Storage / Transportation |
860 ~ 1060 hPa 700 ~ 1060 hPa |
Power supply |
DC 1.5 V ±0.15 V (1 ×1.5 V LR6 AA) |
Minimum record duration |
No less than 8 hours |
Data storage |
64 records can be stored on TF card |
Dimensions |
78 mm × 60 mm × 21 mm (main device) |
Weight |
75 g (main device with battery) |
Type of protection against electrical shocks |
Internal power supply |
Classification of protection against electrical shocks |
Type BF applied part |
Waterproof rating |
IP22 |
Working mode |
Continuous operation |