Total ankle arthroplasty

Details Total ankle arthroplasty Total ankle arthroplasty

1975-07-14

1976-08-24

Frinks, Ronald L.

Surgery

Truss

Pad

128 92C, A61F 124

Patent

active

039757781

ABSTRACT:
A total ankle arthroplasty comprising a high-density polyethylene tibial unit having a concave surface forming a portion of a cylinder, a lower Vitallium talar unit having a convex bearing surface forming a portion of a sphere of a radius less than the radius of the concave surface of the tibial unit. The tibial unit has an upper portion provided with roughening, grooves and holes for improving the cementatious adherence between the tibial unit and the tibia. The talar unit has grooves and holes for also improving the cementatious adherence between the talar unit and the talus.

REFERENCES:
patent: 3839742 (1974-10-01), Link
patent: 3872519 (1975-03-01), Giannestras et al.
patent: 3889300 (1975-06-01), Smith
patent: 3896503 (1975-07-01), Freeman et al.

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