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The ornamental design for a retractor blade for heart valve surgery, substantially as shown and described. |
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FIG. 1 is a front isometric view of a retractor blade for heart valve surgery according to the invention showing our new design with the blades in an open position.
FIG. 2 is a front elevational view thereof.
FIG. 3 is a right 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 closed position.
The broken line showing in FIGS. 1 through 7 is for illustrative purposes only and forms no part of the claimed design.
Nathanson, Michael, Koros, Tibor B., Koros, Gabriel J.
| Patent | Priority | Assignee | Title |
| D448081, | May 04 2001 | Retractor for heart valve surgery | |
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| D629897, | Jan 23 2007 | Tapered retractor blade | |
| D789530, | Aug 31 2012 | NuVasive, Inc. | Retractor blade |
| D814028, | Aug 31 2012 | NuVasive, Inc. | Retractor blade |
| Patent | Priority | Assignee | Title |
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