Due to State and Federal Law, we sell Syringes and Needles only to the Medical Facilities. UPPER EXTREMITY * Arm 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 *