About the Nonin Onyx Vantage 9590 Finger Pulse Oximeter

The Nonin Onyx Vantage 9590 is a premium finger pulse oximeter trusted by hospitals, ambulance services and clinicians worldwide. Its PureSAT technology uses intelligent pulse-by-pulse filtering to deliver precise readings even on patients with darker skin tones, low perfusion, or during motion. The bright LED display can be read in any lighting from any angle. With up to 6,000 spot checks from two supplied AAA batteries and a lightweight 60g design, it is built for demanding clinical environments. The patented auto on/off activates when a finger is inserted and shuts off upon removal. Exceeds IP32 water ingress testing and withstands 50+ drops. CE marked, FDA approved, ISO 80601-2-61:2017 and ISO 9919:2009 compliant.

Technical Specifications

Nonin PureSAT technology with PureLight sensors. SpO2 0-100%, Pulse Rate 18-321 bpm. Typical accuracy SpO2 +/-2% (70-100%). Stabilises within 15 seconds. Bright clinician-facing LED display. 6,000 spot checks from 2x AAA batteries (supplied). 18 hours continuous use. 60g weight. Fits digit thickness 8mm-25.4mm (paediatric to adult). Exceeds IP32, withstands 50+ drops. Class IIB Medical Device. 5-year drop-inclusive warranty.

Certifications & Compliance

This product carries the following certifications: CE, UKCA, FDA 510(k), ISO 80601-2-61:2017, ISO 9919:2009. All products supplied by Clear Medical Supply meet UK Medical Devices Regulations 2002 and are sourced from MHRA-registered manufacturers.

Delivery & Lead Time

Estimated lead time: Next working day. We offer next-working-day delivery on stocked items to all UK postcodes. For urgent requirements, please contact our team on +44 7447 024 838.

After-Sales Support

Clear Medical Supply provides comprehensive after-sales support including installation, clinical application training, preventative maintenance, calibration, and repair services. Service contracts are available for single-site and multi-site healthcare organisations.