Validation Study of Mean Arterial Pressure (MAP) Parameter of Masimo INVSENSOR00073

Inclusion Criteria: Influenced by study design: * Subject is 18 to 40 years of age. * Subject weighs a minimum of 110 lbs. * Baseline heart rate ≥ 45 bpm and ≤ 90 bpm. * Baseline blood pressure: * Systolic blood pressure ≤ 135 mmHg and ≥ 100 mmHg. * Diastolic blood pressure ≤ 95 mmHg and ≥ 55 mmHg. * Valid systolic blood pressure (SBP) auscultatory measurements for lateral difference is ≤ 15 mmHg. * Valid diastolic blood pressure (DBP) auscultatory measurements for lateral difference is ≤ 10 mmHg. * Hemoglobin value ≥ 11 g/dL. * CO value ≤ 3.0% FCOHb. * Subject is comfortable to read and communicate in English\*. \* This is to ensure the subject can provide informed consent (as study materials are currently available in English only) and can comply with study procedures. Exclusion Criteria: Influenced by device warning labels: * Subject is pregnant or breastfeeding. * Subject is experiencing dysrhythmia or arrhythmia. Influenced by study design/environment: * Subject is concurrently participating in another research study. * Subjects not suitable for the investigation at the discretion of the clinical team including but not limited to the items below. * Subjects who do not pass the health assessment for safe participation in the study procedures. * Inability to insert or difficulty with inserting an intravenous line in the subject's hand or arm and/or an arterial line in the radial artery of the subject's wrist.