Floating center prosthetic joint

Details Floating center prosthetic joint Floating center prosthetic joint

1977-12-01

1980-06-10

Crowder, Clifford D.

3 1913, A61F 124

Patent

active

042065178

ABSTRACT:
A prosthesis providing improvement over the floating center prosthetic joint of U.S. Pat. No. 3,916,451 by providing, inter alia, an improvement in the structure for retaining the floating ball in the humeral component and the strength of the lip of the floating ball, and further providing piston-cylinder means utilizing body fluid present in the implanted prosthesis to provide hydraulic action for reducing the amount of shock loads transmitted to the implanted prosthesis during normal human activity.

REFERENCES:
patent: 3648294 (1972-03-01), Shahrestani
patent: 3916451 (1975-11-01), Buechel et al.
patent: 3938198 (1976-02-01), Kahn et al.
patent: 4032994 (1977-07-01), Frey
patent: 4092740 (1978-06-01), Eshrigui

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