Retractor for mammary artery bypass surgery

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Description

FIG. 1 is a perspective view of a retractor for mammary artery bypass surgery showing our new design, the broken line showing of the chest cavity is for illustrative purposes only and forms no part of the claimed design;

FIG. 2 is a top view thereof;

FIG. 3 is a is a bottom view thereof;

FIG. 4 is a is a right side view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a rear view thereof; and,

FIG. 7 is a front view thereof.

Referenced Cited
U.S. Patent Documents
D361381 August 15, 1995 Koros et al.
D399955 October 20, 1998 Koros et al.
5025779 June 25, 1991 Bugge
5520608 May 28, 1996 Cabrera et al.
5846194 December 8, 1998 Wasson et al.
Patent History
Patent number: D425620
Type: Grant
Filed: Mar 12, 1998
Date of Patent: May 23, 2000
Inventors: Tibor B. Koros (Moorpark, CA), Gabriel J. Koros (Moorpark, CA)
Primary Examiner: Stella Reid
Assistant Examiner: I Simmons
Attorney: David O'Reilly
Application Number: 0/84,879
Classifications
Current U.S. Class: Speculum, Dilator Or Retractor (25) (D24/135)
International Classification: 2402;