Heart valve retractor head for endoscopic assembly and use

- Genzyme Corporation
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Description

FIG. 1 is a perspective view showing the front, top, and left side of my new design for a heart valve retractor head for endoscopic assembly and use;

FIG. 2 is a right side elevational view of the heart valve retractor head for endoscopic assembly and use of FIG. 1, the opposite side being a mirror;

FIG. 3 is a front elevational view of the heart valve retractor head for endoscopic assembly and use of FIG. 1;

FIG. 4 is a rear elevational view of the heart valve rectractor head for endoscopic assembly and use of FIG. 1;

FIG. 5 is a top plan view of the heart valve retractor head for endoscopic assembly and use of FIG. 1; and,

FIG. 6 is a bottom plan view of the heart valve retractor head for endoscopic assembly and use of FIG. 1.

Referenced Cited
U.S. Patent Documents
D171169 December 1953 Stegeman
5167223 December 1, 1992 Kons et al.
5297538 March 29, 1994 Daniel
5509890 April 23, 1996 Kazama
5529517 June 25, 1996 Daniel
5571215 November 5, 1996 Sterman et al.
Other references
  • Heartport.RTM. Atrial Retractor Sets Instructions for Use (Feb. 1997).
Patent History
Patent number: D396286
Type: Grant
Filed: Sep 25, 1996
Date of Patent: Jul 21, 1998
Assignee: Genzyme Corporation (Tucker, GA)
Inventors: W. Michael Hipps (Roswell, GA), William R. Mayfield (Atlanta, GA), Gregory R. Furnish (Lawrenceville, GA)
Primary Examiner: Doris Clark
Law Firm: Needle & Rosenberg, P.C.
Application Number: 0/60,272
Classifications
Current U.S. Class: Remote (e.g., Endoscope, Proctoscope, Etc.) (26) (D24/138)
International Classification: 2402;