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▎ Anel O2
Oxímetro de anel vestível
S8-AW*/ PO2B
Um oxímetro de pulso de anel vestível de grau médico que monitora e rastreia o sono, vibrando silenciosa e imediatamente quando uma frequência cardíaca anormal e/ou níveis baixos de oxigênio são detectados.
* O2Ring S is the trade name of S8-AW.
Product specifications vary by region and comply with local regulatory requirements.
| Recursos
Grave SpO2, PR e movimento, exiba a SpO2, PI, PR atual
72h de duração da bateria para uma carga
Alerta de áudio inteligente e vibração acionados por Low SpO2 ou Low/High PR
4 seções de memória de tendências de 10 horas com dados capturados a cada dois segundos
Transferência de dados Bluetooth: dados, registros e configurações em tempo real
Meet Next-era SpO2 monitoring with Checkme™ O2 Ultra
Checkme™ O2 Ultra is the upgrade version of Checkme™ O2 Max, and it offers enhanced clinical performance with key improvements:
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Extended 100-hour battery life for uninterrupted monitoring
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Robust 4*12 in-device memory for comprehensive data
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Secure, stable probe connection for accurate readings
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Upgraded memory frequency for consistent, high-quality results
Never Miss a Single Drop in Overnight SpO2
The O2Ring S ring pulse oximeter upgrades sampling frequency from 150Hz to 200Hz — reducing the temporal sampling interval from 6.67ms to 5.00ms.
Low perfusion and restless sleep no longer compromise accurate sleep monitoring. The 50 additional data points per second deliver cleaner waveforms and reliable detection of the shortest, most transient overnight desaturation events for confident clinical decisions.
What You Can Get from O2Ring S？
· Shortened Interval
Record every fluctuation with upgraded 1‑second frequency
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Sleep Apnea Screening/HSAT
No lab beds to prepare and no sleep technicians to equip. Viatom O2Ring S ring pulse oximeter expands sleep tests from stressful lab stays to convenient home sleep apnea testing (HSAT) with a lightweight, comfortable ring worn by the patient.
Embrace meticulous monitoring with zero sleep disruption and artifact-free data for confident sleep apnea diagnosis.
Home Lung / Respiratory Diseases Monitoring
Real-time SpO2 readings actively boost CPAP patient adherence and engagement.
The O2Ring S serves as a reliable CPAP companion who provides long-term monitoring for a virtuous "Identify → Intervene → Improve" cycle. This approach leads directly to fewer exacerbations and superior therapy outcomes.
Remote Long-term Connect
Powerful battery life, automatic data upload, and offline in-device storage ensure Viatom O2Ring S ring pulse oximeter delivers complete, uninterrupted data with no fragmentation.
When an abnormal blood oxygen level occurs, the ring oximeter vibrates instantly. Patients remain sensitive to their condition, and providers stay fully informed.
Who Are Ring Pulse Oximeters For?
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Home care providers
Sleep labs
Hospitals
Nursing homes
Long-term care facilities
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Loud snorers
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Sleep apnea sufferers (OSA)
CPAP users
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Chronic lung disease patients (COPD)
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FEATURES | O2RING | O2RINGS |
|---|---|---|
Battery Capacity, Voltage | 110mAh 3.7V | 140mAh 3.8V |
Measurement Parameter Recording Sampling Rate | 4s | 1 second / 4 seconds |
Sampling Frequency of Measurement Parameters | 150Hz | 200Hz |
Free PC Software and Mac | √ | √ |
Host Alarm | Vibration Blood oxygen, Pulse Rate | Vibration Blood oxygen, Pulse Rate |
Offline Alarm on the App /Device | Y | Y |
Vibration Source | Blood Oxygen: 80%-95%，Pulse Rate: 30-70, 70-200 | Blood Oxygen: 80%-95%，Pulse Rate: 30-70, 70-200 |
Battery Life on the Charge（h） | 12-16 | 18-24 |
Note: All features, battery specifications, battery life and other parameters shall prevail as per the product version officially
registered in each respective region.
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| Especificação
Weight | 15g |
Dimension | 38mm×30mm×38 mm |
Sleep Advance analysis | Yes (with the ViHealth App) |
Recorded parameters | Oxygen Level, Pulse Rate, Motion |
Vibration source | Low Oxygen Level;
High/Low Pulse Rate |
Data storage | Data Interval 1s/4s
4 sessions, Up to 10 hours for Each |
Pulse Rate accuracy | ±2 bpm or ±2%, whichever is greater |
Pulse Rate range | 30 to 250 bpm |
SpO2 Accuracy | 80-100%:±2%, 70-79%:±3% |
Oxygen level range | 0% to 100% |
Sampling frequency | 200Hz |
Connection | Bluetooth 4.0 BLE |
Battery life | Up to 24 hours for Typical Use |
Charge time | 2-3 hours |
Power | 3.7Vd.c., Rechargeable Lithium-Polymer |
Ring size | For Finger Perimeter：
Approx. 54 ~ 70mm /
US Ring Size 7 ~ 13 |
Note: All features, battery specifications, battery life and other parameters shall prevail as per the product version officially
registered in each respective region.