Perfusion Index Parameter

Exclusion Criteria

• •1. Previous injury or trauma to fingers or hands that may change blood flow or vascular supply and affect the ability to test sensors
• •2. Physiologic abnormalities that prevent proper application of pulse oximetry sensor
• •3. Severe contact allergies that cause a reaction to standard adhesive materials such as those found in medical sensors and electrodes.
• •4. Raynaud Syndrome
• •5. Repeated systolic blood pressure \> 140mmHg -