ProCare® Right Thumb Splint, One Size Fits Most, 1 Each Sterilization UPPER EXTREMITY * Hand Set Select Ear:Left Ear UPPER EXTREMITY * Hand Set * Designed to objectively measure volume of the body parts by using the fluid displacement method where the body part is placed in a water filled tank and the resultant overflow is collected and measured * By taking measurements over time edema can be measured and quantified * Includes volumeter overflow cup and graduated cylinder * Pulse Rate: 40~180 times min radial and palmar stay pockets for a custom fit and help maximum stabilization of the thumb Bilateral fits right or left thumb