Reamer/rasp tool with disposable, debris retaining cutting surface

- Zimmer, Inc.
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Description

FIG. 1 is a side elevational view of a reamer/rasp tool with disposable, debris retaining cutting surface;

FIG. 2 is a top elevational view of the reamer/rasp tool of FIG. 1;

FIG. 3 is a perspective view of the reamer/rasp tool of FIG. 1;

FIG. 4 is a sectional view thereof, taken along lines 4--4 of FIG. 1;

FIG. 5 is a sectional view thereof; taken along lines 5--5 of FIG. 1;

FIG. 6 is an enlarged view of the tip portion of the reamer/rasp tool of FIG. 3.

Referenced Cited
U.S. Patent Documents
D231428 April 1974 Scott et al.
D267146 December 7, 1982 West et al.
2678571 May 1954 Booth
2708376 May 1955 Booth
2769225 November 1956 Booth
3630204 December 1971 Fishbein
3633583 January 1972 Fishbein
3815599 June 1974 Deyerle
3829942 August 1974 Scott et al.
4116200 September 26, 1978 Braun et al.
4306550 December 22, 1981 Forte
Other references
  • Zimmer.RTM. Debris Retaining Acetabular Reamer-Prod. #s 1207-44/64, Zimmer Catalog, Interim Insert p. A88-a .COPYRGT.1979. Micro Reciprocating Rasps, Prod. #s 5053-80/83, Zimmer Product Information Sheet 6/30/78. Schultz Rasps-Prod. #s 5030-32,33,42,43, Zimmer Catalog, p. A135 .COPYRGT.1978. Mira Bone Cement Reamers-Products #s 1209-01/03, Zimmer Catalog, Interim Insert, p. A26-2, 10/3/75. TR-28 Rasp-Product #s 9046-24/27, Zimmer Catalog, p. A20 .COPYRGT.1978. Muller-Type Femoral Rasp, Product #s 4044-22,26, Zimmer Catalog p. A26, .COPYRGT.1978.
Patent History
Patent number: D272648
Type: Grant
Filed: Aug 3, 1981
Date of Patent: Feb 14, 1984
Assignee: Zimmer, Inc. (Warsaw, IN)
Inventors: Richard C. Bolesky (Warsaw, IN), Nicholas Cindrich (Warsaw, IN), Michael H. Doll (North Webster, IN)
Primary Examiner: A. Hugo Word
Attorney: Margaret L. Geringer
Application Number: 6/289,544
Classifications
Current U.S. Class: D24/28; D 8/90
International Classification: D2402; D2403;