Patent Number: 6,305,938

Title: Fixture, prosthesis anchoring device and prosthesis

Abstract: The invention is related to an arrangement used to attach a prosthesis to one or more fixtures (1) anchored in a person's bone tissue. Such a fixture (1) has a fastening part (8) for the prosthesis and said fastening part has a supporting surface the prosthesis and a said fastening part has a supporting surface (9) that engages a bearing surface (13) on the prosthesis. In accordance with the first aspect of the invention such a fixture (1) on its supporting surface (9) is provided with a deformation device (18). This is plastically deformable in a direction perpendicular to supporting surface (9) to compensate for any misalignment between supporting surface (9) and bearing surface (13). In accordance with a second aspect of the invention, the deformation device is, instead, arranged on the prosthesis supporting surface (13) in a corresponding way. The invention also incorporates a prosthesis anchoring system that includes a fixture having a deformation device.

Inventors: Br.ang.nemark; Per-Ingvar (Molndal, SE)

Assignee: Medevelop AB

International Classification: A61C 8/00 (20060101); A61C 008/00 ()

Expiration Date: 10/23/2018