Cannulated headed reamer
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Description
FIG. 1 is a side elevational view of a cannulated headed reamer showing my new design, the cannula is shown broken in the center and at the end for ease of illustration;
FIG. 2 is an enlarged side fragmentary view of the head portion of the cannulated headed reamer;
FIG. 3 is a top plan view of the cannlated headed reamer;
FIG. 4 is a bottom plan view of the cannulated headed reamer;
FIG. 5 is a side elevational view of the cannulated headed reamer rotated 180.degree. from the view shown in FIG. 1; and,
FIG. 6 is a cross-sectional view of the cannulated headed reamer along its length.
Referenced Cited
U.S. Patent Documents
Other references
D331464 | December 1, 1992 | Rosenberg et al. |
D340248 | October 12, 1993 | Brady |
930477 | August 1909 | Hudson |
4590429 | May 20, 1986 | Klein |
5122134 | June 16, 1992 | Borgone et al. |
5145018 | September 8, 1992 | Schimke et al. |
5190548 | March 2, 1993 | Davis |
5354300 | October 11, 1994 | Goble et al. |
- Richards Catalog "Cannulated Drill with Eight Cutting Flutes", p. 50 (Nov. 15, 1974).
Patent History
Patent number: D378780
Type: Grant
Filed: Mar 7, 1994
Date of Patent: Apr 8, 1997
Assignee: Arthrex Inc. (Naples, FL)
Inventor: Donald K. Shuler (Naples, FL)
Primary Examiner: Louis S. Zarfas
Assistant Examiner: I. Simmons
Law Firm: Ostrolenk, Faber, Gerb & Soffen, LLP
Application Number: 0/19,574
Type: Grant
Filed: Mar 7, 1994
Date of Patent: Apr 8, 1997
Assignee: Arthrex Inc. (Naples, FL)
Inventor: Donald K. Shuler (Naples, FL)
Primary Examiner: Louis S. Zarfas
Assistant Examiner: I. Simmons
Law Firm: Ostrolenk, Faber, Gerb & Soffen, LLP
Application Number: 0/19,574
Classifications
Current U.S. Class:
Cutting, Abrading, Scraping Or Puncturing (31) (D24/146)