Retractor for heart valve surgery
Koros , et al. September 18, 2
U.S. patent number D448,081 [Application Number D/141,326] was granted by the patent office on 2001-09-18 for retractor for heart valve surgery. Invention is credited to Gabriel J. Koros, Tibor B. Koros.
| United States Patent | D448,081 |
| Koros , et al. | September 18, 2001 |
Retractor for heart valve surgery
Claims
The ornamental design for a retractor for heart valve surgery, substantially as shown and described.
| Inventors: | Koros; Tibor B. (Moorpark, CA), Koros; Gabriel J. (Moorpark, CA) |
|---|---|
| Appl. No.: | D/141,326 |
| Filed: | May 4, 2001 |
| Current U.S. Class: | D24/135 |
| Current International Class: | 2402 |
| Field of Search: | ;D24/135 ;600/224,214,201,219,235,216,215 |
References Cited [Referenced By]
U.S. Patent Documents
| D422705 | April 2000 | Koros et al. |
| D430294 | August 2000 | Nathanson et al. |
| D443359 | June 2001 | Nathanson et al. |
| 2374863 | May 1945 | Guttmann |
| 5339801 | August 1994 | Poloyko et al. |
| 6074343 | June 2000 | Nathanson et al. |
Description
FIG. 1 is a front isometric view of a retractor for heart valve surgery showing our new design, with the blades in an open position.
FIG. 2 is a front elevational view thereof.
FIG. 3 is a right side elevational view thereof.
FIG. 4 is a rear elevational view thereof.
FIG. 5 is a top plan view thereof.
FIG. 6 is a bottom plan view thereof; and,
FIG. 7 is a front isometric view thereof, with the blades in closed position.
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