Prosthesis (i.e. – artificial body members) – parts thereof – or ai – Implantable prosthesis – Bone
Patent
1990-03-20
1991-11-05
Green, Randall L.
Prosthesis (i.e., artificial body members), parts thereof, or ai
Implantable prosthesis
Bone
623 18, 623 38, 403341, 606 62, 606 73, A61F 228
Patent
active
050628496
ABSTRACT:
Presented is an arrangement for coupling two rod-shaped prosthesis sections that displays a clamping sleeve having at its ends contrarotating internal threads that can be screwed with corresponding external threads of the prosthesis sections. To prevent loosening of the connection, the free ends of the prosthesis sections are provided with complementary, sloping contact surfaces which, when tightening the clamping sleeve, produce a loaded diagonal thrust and thereby place the screw couplings under load.
REFERENCES:
patent: 49386 (1865-08-01), Cross
patent: 179764 (1876-07-01), Briggs et al.
patent: 501110 (1893-07-01), Smith
patent: 3873223 (1975-03-01), Caperton
patent: 3979779 (1976-09-01), Zeibig et al.
patent: 4938768 (1990-07-01), Wu
Bristol--Myers Squibb Company
Green Randall L.
Willse David H.
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