Porous-coated bone screw for securing prosthesis

Details Porous-coated bone screw for securing prosthesis Porous-coated bone screw for securing prosthesis

1993-01-19

1994-11-01

Willse, David H.

Prosthesis (i.e., artificial body members), parts thereof, or ai

Implantable prosthesis

Bone

606 73, 606 76, 411424, 411900, 623 18, A61F 828

Patent

active

053604482

ABSTRACT:
Bone screws are disclosed with and without heads and with the screw shaft provided with axially adjacent longitudinally extending regions, one or more of which have bone ingrowth porous surfaces and alternate with regions having threaded surfaces. The headed embodiments have a region with a threaded surface nearest the head.

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patent: 5152795 (1992-10-01), Sioshansi et al.

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