Bone marrow biopsy needle

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Description

FIG. 1 is a perspective view of the bone marrow biopsy needle of this invention;

FIG. 2 is a side elevational view thereof, the opposite side elevational view being a mirror image thereto;

FIG. 3 is a top view of the needle of FIG. 1;

FIG. 4 is a perspective view of a second embodiment of the bone marrow biopsy needle of this invention;

FIG. 5 is a side elevational view thereof, the opposite side elevational view being a mirror image thereto;

FIG. 6 is a top view of the needle of FIG. 4;

FIG. 7 is a perspective view of a third embodiment of the bone marrow biopsy needle of this invention;

FIG. 8 is a side elevational view thereof, the opposite side elevational view being a mirror image thereto;

FIG. 9 is a top view of the needle of FIG. 7; and,

FIG. 10 is a bottom view of the needle of FIGS. 1, 4 and 7.

Referenced Cited
U.S. Patent Documents
D289198 April 7, 1987 Karten
D300243 March 14, 1989 Lee
D303009 August 22, 1989 Strasser et al.
5357974 October 25, 1994 Baldridge
5368046 November 29, 1994 Scarfone et al.
5476102 December 19, 1995 Como et al.
Patent History
Patent number: D379229
Type: Grant
Filed: Aug 28, 1995
Date of Patent: May 13, 1997
Assignee: Baxter International, Inc. (Deerfield, IL)
Inventors: Jan L. Como Rodriguez (Libertyville, IL), Gregory D. Volan (Boulder, CO), James W. Kendall (Westminster, CO), T. Michael Dennehey (Arlington Heights, IL)
Primary Examiner: Louis S. Zarfas
Assistant Examiner: I. Simmons
Attorney: Robert A. Stenzel
Application Number: 0/43,169
Classifications
Current U.S. Class: Cutting, Abrading, Scraping Or Puncturing (31) (D24/146); Manually Driven (32) (D24/147)
International Classification: 2402;