Patent ID: 6015395
Filing Date: 2000-01-18
Classification: A61H

Abstract:
A back support device for an individual with a pair of ossa innominata pelvic bones each having an ilium, the back support device comprising:a pair of crutches each having a shaft with a lower end, an upper end, and an armpit rest carried on the upper end;a pair of connection joints that each transmit a load applied from the upper end to the lower end of a respective one of the crutches generally downward into their respective ilium, support and retain the lower end at a corresponding fixed point disposed above a respective one of the ilia, end to move in three rotational degrees of freedom about the corresponding fixed point according to movement of the individual, and permit uninhibited separation of the lower end from the connection joint upon immediate release of the load; anda pair of hip plates each having a three dimensional curved shape for being received over one of the os innominatum pelvic bones, each hip plate having an inner surface with a surface area that contacts the individual and distributes the load over a majority of the surface area, and a curved upper edge adapted to extend at least partly over a respective one of the ilia and carry at least a portion of a respective one of the connection joints.