The gold standard for CO-Oximetry assessment throughout the hospital

Whether used in the ER to assess carbon monoxide toxicity, the NICU to confirm the presence of methemoglobin following nitric oxide therapy, or other Critical Care applications, the Avoximeter 4000 system offers a more comprehensive and complete evaluation to enable critical decisions and treatment within seconds.

  • Reliable oximetry assessment
    Patented state-of-the art optics ensure accurate measurements of:
    Oxyhemoglobin (O2Hb)
    De-Oxyhemoglobin (HHb)
    Methemoglobin (MetHb)
    Carboxyhemoglobin (COHb)
    Total Hemoglobin (tHb)
    Oxygen Content (O2Ct)
    Percent Saturation (SO2)
    Oxygen Carrying Capacity (O2Cap)
  • Fast and simple
    Results in less than 10 seconds. Easy, two-step test method with no sample preparation required. Use whole blood and easy-to-fill, disposable cuvettes, stored at room temperature. Portable with light-weight battery.
  • Compliance and connectivity facilitated
    Records patient and operator ID, test results, date/time and lot numbers. Simple two-point optical QC and stored QC and calibration results. User-defined security features assure result integrity for reporting and compliance. Connectivity to LIS and point-of-care data management systems.

Complementary Products

Package size
Part number

Avox 4000 Cuvettes PI


Avox-4 CO-Oximeter Control Level 1 PI


Avox-4 CO-Oximeter Control Level 2 PI


Avox-4 CO-Oximeter Control Level 3 PI


Avox-4 CO-Oximeter Control Multi Level PI


Related Products

Contact Us

Contact us directly using the below, or by filling out the form.

Tel: 01925 810 141 - Option 6


Tel: 0800 102 6342


Tel: 01925 810 141 - Option 1


Werfen Ltd will process your personal data to respond to your requests for information or support, or to understand your needs and provide you with a better service relying on our legitimate interest to do so. You can find more information about our data privacy practices and how to exercise your rights in our Privacy Policy. You can also contact us at