The Nonin Onyx Vantage 9590 pulse oximeter is the only fingertip pulse oximeter whose accuracy and performance characteristics have been demonstrated by published scientific articles and clinical studies. This device has been tested for use on all five fingers of the hand or foot, ensuring unmatched versatility.

Key Features of the Nonin Onyx Vantage 9590 Pulse Oximeter

Accuracy and Reliability

The Nonin Onyx Vantage 9590 offers scientifically proven performance in the widest range of situations. Its accuracy has been confirmed by numerous clinical studies, making it an indispensable tool for monitoring blood oxygen saturation (SpO2) and heart rate.

Durability and Resistance

This pulse oximeter is designed to withstand the toughest conditions. It has been tested to endure up to 50 accidental drops and meets and exceeds IP32 test requirements for water ingress. It is suitable for use in thousands of applications and in the most challenging environments.

Energy Efficiency

The Nonin Onyx Vantage 9590 can perform up to 6,000 spot checks or operate continuously for 36 hours with two AAA batteries. This makes it extremely energy efficient.

Safety and Quality

Made in the U.S.A., the Nonin Onyx Vantage 9590 is lead-free and latex-free, ensuring maximum safety for all types of patients. The quality of the materials and construction is excellent, offering a durable and reliable product.

Versatility of Use

This pulse oximeter can be used on a wide range of patients, from pediatrics to large adults, with finger thickness ranging from 8 to 25.4 mm. This versatility makes it ideal for use in different clinical situations.

Warranty and Value

The Nonin Onyx Vantage 9590 comes with a 4-year warranty, ensuring a safe and long-lasting investment. Its proven accuracy, quality, and long service life make this pulse oximeter an extremely worthwhile purchase in the long term.

Included Accessories

The device comes with a multilingual CD-ROM manual that includes the following languages: GB, FR, IT, DE, ES, PT, GR, NL, PL, NO, FI, DK, SE.

Technical Specifications

• Heart rate range: 18 - 321 bpm ±3 digits (20 - 250 bpm)


• SpO2 range: 0 - 100% ±2 digits (70 - 100%)


• SpO2 range with low perfusion: 70 -100% ±2 digits


• Heart rate with low perfusion: 40 - 240 bpm ±3 digits

Display and Readability

The large LED display of the Nonin Onyx Vantage 9590 allows clear reading of SpO2 and heart rate from any angle, both day and night. This makes the device extremely practical and easy to use in any lighting condition.

Choose the Nonin Onyx Vantage 9590 Pulse Oximeter for accurate, reliable, and safe measurement of oxygen saturation and heart rate. With its proven quality and durability, it is the original all-in-one digital fingertip pulse oximeter, lead-free and latex-free.