Accuracy of Pulse Oximeters With Profound Hypoxia

Exclusion Criteria

• •1. The subject is obese (BMI\>30).
• •2. The subject has a known history of heart disease, lung disease, kidney or liver disease.
• •3. Diagnosis of asthma, sleep apnea, or use of CPAP.
• •4. Subject has diabetes.
• •5. Subject has a clotting disorder.
• •6. The subject a hemoglobinopathy or history of anemia, per subject report or the first blood sample, that in the opinion of the investigator, would make them unsuitable for study participation.
• •7. The subject has any other serious systemic illness.
• •8. The subject is a current smoker.
• •9. Any injury, deformity, or abnormality at the sensor sites that in the opinion of the investigators' would interfere with the sensors working correctly.
• •10. The subject has a history of fainting or vasovagal response.
• •11. The subject has a history of sensitivity to local anesthesia.
• •12. The subject has a diagnosis of Raynaud's disease.
• •13. The subject has unacceptable collateral circulation based on exam by the investigator (Allen's test).
• •14. The subject is pregnant, lactating or trying to get pregnant.
• •15. The subject is unable or unwilling to provide informed consent, or is unable or unwilling to comply with study procedures.
• •16. The subject has any other condition, which in the opinion of the investigators' would make them unsuitable for the study.