High Quality Content by WIKIPEDIA articles! Orthotics (Greek: Ορθός, ortho, "to straighten" or "align") is a section within the medical field concerned with the design, manufacture and application of orthoses. An orthosis or orthotic (plural: orthoses or orthotics) is an orthopedic device which support or correct the function of a limb or the torso. An orthopaedic brace, "appliance", orthotic, or simply brace is an orthopaedic device used to control and/or guide and/or limit and/or immobilize an extremity, joint or body segment for a given reason; to restrict movement in a given direction; to assist movement more generally; to reduce weight bearing forces for a particular mobility purpose; to help with rehabilitation from fractures after the removal of a medical cast; or to otherwise correct the shape and/or function of the body to provide easier movement capability and/or reduce pain.