Patent
1980-07-23
1982-01-26
Frinks, Ronald L.
3 1, 3 21, 3 22, 3 12, A61F 108
Patent
active
043120806
ABSTRACT:
A modular knee finishing block comprising a rigid molded finishing block having an upper and a lower surface and a posterior surface extending between the upper and lower surface, and a tapered surface extending between the upper and lower surface between opposed edges of the posterior surface, and having a knee bracket casting receiving cavity formed in the finishing block and opening into the lower surface and the posterior surface. The receiving cavity has a receiving surface with a plurality of attachment members opening into the receiving surface and each including a passage between the receiving surface and the upper surface. A pair of posterior flexion clearance grooves extend from the receiving surface to the posterior surface. A finishing plug is shaped to conform to the receiving cavity and have a lip sealingly engaging the bottom surface adjacent the receiving cavity, and to conform to the shape of the grooves. An alignment duplication mandrel and alignment plate is used to hold the knee finishing block in an aligned position to duplicate the knee finishing block's alignment in the finished artificial limb.
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Frinks Ronald L.
Regents of University of California
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