Patent
   D339865
Priority
Dec 22 1986
Filed
Dec 22 1986
Issued
Sep 28 1993
Expiry
Sep 28 2007
Assg.orig
Entity
unknown
4
22
n/a
The ornamental design for a centering cap for a prosthetic hip stem, as shown and described.

FIG. 1 is a perspective view of a centering cap for a prosthetic hip stem showing my new design;

FIG. 2 is an enlarged perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a cross-sectional view thereof taken along lines 4--4 of FIG. 3;

FIG. 5 is a top plan view thereof taken in the direction of lines 5--5 of FIG. 3;

FIG. 6 is a lateral side view thereof;

FIG. 7 is a cross-sectional view thereof taken along lines 7--7 of FIG. 3; and,

FIG. 8 is a cross-sectional view thereof taken along lines 8--8 of FIG. 5.

The broken lines in FIG. 1 showing a representative hip prosthesis are for illustrative purposes only and form no part of the claimed design.

Parr, Jack E., Crowninshield, Roy D., Geremakis, Perry A., Jacobs, Carl H.

Patent Priority Assignee Title
5507831, Jan 03 1994 ZIMMER, INC Distal stem centralizer for femoral prosthesis
5554192, Oct 05 1994 ZIMMER TECHNOLOGY, INC Intramedullary implant stem and centralizer
5755793, Sep 04 1996 ZIMMER TECHNOLOGY, INC Centralizer for a prosthetic implant
D528209, May 16 2003 Joint Replacement Instrumentation Limited Femoral prosthesis
Patent Priority Assignee Title
3053251,
3605123,
3793650,
4080666, Sep 13 1976 Implantable prosthetic bone device
4268920, Oct 05 1977 GMT Gesellschaft fur med. Technik mbH Endoprosthesis for a knee joint
4285071, Jul 02 1979 HAYNES, DARREL W , TRUSTEE OF THE DARREL WILLIAM HAYNES IRREVOCABLE CHILDREN S TRUST Method of securing a prosthesis using cement spacers
4314381, Jun 25 1980 Lord Corporation Hip joint prosthesis
4404692, Sep 14 1981 Centering system for hip replacement
4417571, Jul 02 1979 Prosthetic cement spacer and method for using same
4523587, Feb 23 1982 Sulzer Brothers Limited Retention device for centering an endoprosthesis shank in a bone
4563778, Feb 23 1983 BIOMET, INC , AN INDIANA CORPORATION Prosthetic acetabular cup
4566138, Mar 08 1983 ZIMMER TECHNOLOGY, INC Prosthetic device with spacers
4718911, Feb 19 1986 HOWMEDICA OSTEONICS CORP Acetabular cup assembly
4752296, May 06 1983 Prosthesis with interlocking fixation and providing reduction of stress shielding
232005,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Dec 17 1986GEREMAKIS, PERRY A ZIMMER, INC , A DE CORP ASSIGNMENT OF ASSIGNORS INTEREST 0050330758 pdf
Dec 17 1986CROWNINSHIELD, ROY D ZIMMER, INC , A DE CORP ASSIGNMENT OF ASSIGNORS INTEREST 0050330758 pdf
Dec 17 1986JACOBS, CARL H ZIMMER, INC , A DE CORP ASSIGNMENT OF ASSIGNORS INTEREST 0050330758 pdf
Dec 18 1986PARR, JACK E ZIMMER, INC , A DE CORP ASSIGNMENT OF ASSIGNORS INTEREST 0050330758 pdf
Dec 22 1986Zimmer, Inc.(assignment on the face of the patent)
Jan 14 2002Bristol-Myers Squibb CompanyZIMMER, INCASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0127290494 pdf
Jun 28 2002ZIMMER, INCZIMMER TECHNOLOGY, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0138620766 pdf
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