A Nonin Onyx Vantage 9590 Finger Pulse Oximeter in black shows 99% SpO2 and a pulse rate of 82 on its red digital screen.

A hand uses the Nonin Onyx Vantage 9590 Finger Pulse Oximeter to display oxygen saturation and pulse rate.

The image shows the Nonin Onyx Vantage 9590 Finger Pulse Oximeter with its box and two AA batteries.

Three Nonin Onyx Vantage 9590 Finger Pulse Oximeters—one each in blue, black, and red—show readings of 98 and 77.

The Nonin Onyx Vantage 9590 Finger Pulse Oximeter features a black compact design with a display screen and a gray lanyard, providing reliable readings.

The Nonin Onyx Vantage 9590 Finger Pulse Oximeter is shown alongside its key features, emphasizing its trusted accuracy and reliable performance.

A person in blue scrubs uses the Nonin Onyx Vantage 9590 Finger Pulse Oximeter to display their oxygen saturation and pulse rate.

A Nonin Onyx Vantage 9590 Finger Pulse Oximeter in black shows 99% SpO2 and a pulse rate of 82 on its red digital screen.

Nonin Onyx Vantage 9590 Finger Pulse Oximeter

$550.00

Trusted Accuracy. Proven Performance.

The Nonin Onyx Vantage 9590 is a professional-grade pulse oximeter trusted by hospitals, clinics, and home users across Canada. Designed for accurate, reliable spot-checking of blood oxygen saturation (SpO₂) and pulse rate, it delivers dependable readings in a wide range of settings — from hospitals and clinics to remote field conditions.

Key Features:

✅ Clinically Proven Accuracy: Delivers accurate readings even in challenging conditions such as low perfusion and motion, making it ideal for both adults and children.
✅ Versatile Use: Accommodates fingers, thumbs, and toes from pediatric to adult sizes (weight range: 30–110 kg).
✅ No External Sensors Needed: Self-contained, portable, and easy to use — simply clip on and read.
✅ Made in the USA: Built to the highest standards of quality and durability.
✅ Bright LED Display: Easy-to-read results in any lighting condition.
✅ Energy Efficient: Up to 6,000 spot checks or 36 hours of continuous use on two AAA batteries.
✅ Durable Design: Tested to withstand a 1-meter drop, making it ideal for demanding clinical and field environments.

Regulatory Approvals:

Health Canada Licensed
FDA Cleared & CE Marked

Ideal For:

Hospitals and clinics
First responders and EMS
Sleep and respiratory patients
At-home monitoring for COPD, COVID-19, and other conditions

Why Choose the Onyx 9590?
Unlike generic oximeters, the Nonin Onyx 9590 is clinically validated and widely used by healthcare professionals. Its precision, durability, and ease of use make it the gold standard in pulse oximetry.

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Specifications

Onyx Vantage 9590 Specifications

Oxygen Saturation Display Range: 0% to 100% SpO2
Pulse Rate Display Range: 18 to 321 beats per minute (BPM)
Declared Accuracy:
The tables below show Arms values measured using the Onyx Vantage 9590 in a clinical study in non-motion conditions.

Accuracy Summary by Decade – Finger and Thumb
Decade Oxygen Saturation (Arms)
70 – 80% ±2
80 – 90% ±2
90 – 100% ±2
70 – 100% ±2

Temperature:
Operating: 23 °F to 104 °F / -5 °C to 40 °C
Storage/Transportation: -40 °F to 158 °F / -40 °C to 70 °C
Time (from storage) for monitor to be ready for its intended use: 3 minutes to warm from -40 °C to -5 °C
5 minutes to cool from 70 °C to 40 °C

Humidity:
Operating: 10% to 90% non-condensing
Storage/Transportation: 10% to 95% non-condensing

Altitude:
Operating: Up to 13,123 feet / 4,000 meters
Hyperbaric Pressure: Up to 4 atmospheres

Battery Life:
Operating: Approximately 6,000 spot checks or 36 hours of continuous operation
using new alkaline batteries.
Storage: 12 months

Classifications per ANSI/AAMI ES60601-1 / CAN/CSA-C22.2 No. 60601-1:

Degree of Protection: Type BF-Applied Part
Enclosure Degree of Ingress Protection: IP32
Mode of Operation: Continuous

This product complies with ISO 10993-1, Biological evaluation of medical devices – Part 1: Evaluation and testing.
This device is not made with natural rubber latex.

*± 1 Arms represents approximately 68% of measurements at zero bias.
**This information is especially useful for clinicians performing photodynamic therapy.

8339-001-05

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