Thermoskin Patella Tracking Stabilizer Large 14.5 15.75 Wheelchairs X Wide Intelect Transport Nickel * Optional 10883 Intelect Transport Nickel * Optional Accessory for the following items: CHAT2783 CHAT2920 CHAT2782 CHAT2738K * SEQUENTIAL 3 CHAMBER GARMENT * FULL ARM 31 length * For item # 516003 *HCPCS Code: E0668 * Maximum circumference Upper arm 24 Large * Has a fully adjustable internal buttress which ensures correct positioning and control of patella movement * Allows vertical tracking of the patella during vertical flexion extension * Assists in the treatment of patella problems including instability pain and subluxation (looseness)