Surgery – Specula – Retractor
Reexamination Certificate
2011-08-02
2011-08-02
Robert, Eduardo C (Department: 3733)
Surgery
Specula
Retractor
Reexamination Certificate
active
07988625
ABSTRACT:
A retractor having interchangeable or replaceable blades facilitates the expansion of a surgical site below an incision in the skin, and establishes a work-through surgical space. The retractor includes a frame connected to two collar arms, a pair of blades connected to the collar arms, a sheath for encompassing the blades and providing a circumscribed working space, and a device for rotating the collar arms, thereby displacing the blades and any tissue surrounding them.
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Abdelgany Mahmoud F.
Martin Gregory
Comstock David
Lerner David Littenberg Krumholz & Mentlik LLP
Robert Eduardo C
Stryker Spine
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