Patent ID: 8083654

Claim:
Rehabilitative apparatus for exercising the muscles, muscles groups, ligaments and soft tissue connecting a limb and limb extremity, comprising a) stable support means for said limb, b) a rigid frame having connection points, c) mobile support means for said limb extremity suspended within said frame, d) said mobile support means having upper and lower edges, e) multiple tension means connected between said connection points and said mobile support means establishing the quiescent position of said mobile support means and permitting universal movement thereof in any direction, f) said connection points lying above and below said mobile support means in at least two planes, g) said upper edges of said mobile support means being connected by said tension means to connecting points in a first plane, and h) said lower edges of said mobile support means being connected by said tension means to connecting points in a second plane, i) said tension means being positioned to produce counter force on said mobile support means having a magnitude and direction opposing the force and direction applied by said limb extremity to said mobile support means.