Also found in: Dictionary, Encyclopedia, Wikipedia.
an orthopedic appliance or apparatus used to support, align, prevent, or correct deformities or to improve function of movable parts of the body. See also brace and splint.
cervical orthosis a rigid plastic orthosis that encircles the neck and supports the chin and the back of the head; used in the treatment of injuries to the cervical spine.
dynamic orthosis an orthosis that both gives support and aids in the initiation and performance of movement by a body part.
flexion orthosis (flexor orthosis) tenodesis splint.
a medical device that allows movement in desired joint(s); a splint that assists an individual with movements. See orthosis.