Rolyan Digiblock Hand Exerciser (Model A7147)

The Rolyan Digi-Block Hand Exerciser, model A7147, is a hand and finger exerciser designed for use by individuals with disabilities of the hand and fingers. Anatomically designed to provide comfort and support when isolating the carpometacarpal, metacarpal phalangeal, proximal interphalangeal or the dorsal interphalangeal joint motions. The exerciser blocks undesired motions of individual or multiple joints and is ideal for thumb and finger blocking exercises following surgery or injury. Constructed of firm, foam material, it is especially useful for increasing the range of motion of a joint or for strengthening specific muscles. DIMENSIONS: .25 x 2 x 5 inches in size.