Nonin Onyx Vantage 9590 Finger Oximeter - Blue ophthalmoscopes It also boasts A&Ds IHB

It also boasts A&Ds IHB (Irregular HeartBeat Indicator)

Flat pockets in both sides

What six leads does it record

A strong grip and a yoke that’s more flexible than low-cost substitutes

and latest materials

Nonin Onyx Vantage 9590 Finger Oximeter - Blue ophthalmoscopes It also boasts A&Ds IHBNONIN ONYX VANTAGE 9590 FINGER OXIMETER Blue Nonin's latest finger pulse oximeter for health care professionals, the Onyx Vantage 9590, provides a fast, accurate, cost effective solution for spot checking oxygen saturation and pulse rate in pediatric to adult patients. Available in four colors black, red, blue and purple. The Onyx is the only finger pulse oximeter with scientifically proven accuracy and is tested for use on fingers, thumbs and toes.