Calibration and Validation of Masimo's O3 Regional Oximetry Device in Neonates, Infants and Children

Inclusion Criteria: * Pediatric patients undergoing cardiac catheterization procedure for treatment or diagnosis of cardiovascular disease * 1 day to less than 18 years of age * Weight between 3.5 and 40 kg * Parental or legal guardian consent and subject assent Exclusion Criteria: * Failure to obtain written consent * Equal or more than 18 years in age * Weight more than 40kg or less than 3.5kg * Jaundice with bilirubin levels higher than the reference range * Subject has skin abnormalities affecting the digits such as psoriasis, eczema, angioma, scar tissue, burn, fungal infection, substantial skin breakdown, nail polish or acrylic nails that would prevent motioning of SpO2 levels during the study or placement of cerebral oximeter