Safety trocar with progressive cutting tip guards and gas jet tissue deflector

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Description

FIG. 1 is a top, front and right side perspective view of a safety trocar with progressive cutting tip guards and gas jet tissue deflector showing my new design, the bottom and left front perspective view thereof being a mirror image of the perspective view shown, wherein the cutting blade thereof is shown in a guarded position;

FIG. 2 is a top, front and right side perspective view thereof, the bottom and left front perspective being a mirror image of the perspective view shown, the cutting tip being shown in a partially exposed position;

FIG. 3 is a top, front and right side perceptive view thereof, the bottom left and front perspective view being a mirror image thereof, wherein the cutting blade is shown in fully exposed position, with the guards retracted; and,

FIG. 4 is a perspective view as seen in FIG. 1.

The phantom lines showing in the drawings is for illustrative purposes only and forms no part of the claimed design.

Claims

The ornamental design for a safety trocar with progressive cutting tip guards and gas jet tissue deflector, as shown and described.

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Patent History
Patent number: D518177
Type: Grant
Filed: Mar 8, 2002
Date of Patent: Mar 28, 2006
Assignee: Erblan Surgical, Inc. (Belmont, MA)
Inventor: Ernesto E. Blanco (Belmont, MA)
Primary Examiner: Ian Simmons
Attorney: Oblon, Spivak, McClelland, Maier & Neustadt, P.C.
Application Number: 29/156,875
Classifications
Current U.S. Class: Cutting, Abrading, Scraping Or Puncturing (31) (D24/146)