Surgery – Specula – Retractor
Reexamination Certificate
2005-05-05
2008-03-18
O'Connor, Cary E. (Department: 3732)
Surgery
Specula
Retractor
C600S224000, C600S233000
Reexamination Certificate
active
07344495
ABSTRACT:
An improved surgical retraction apparatus (and corresponding method of operation) includes a plurality of rigid retraction members disposed about a central axis that move radially with respect to the central axis between a closed state and an open state. In the closed state, the retraction members form a central opening that is adapted to closely fit around the tubular section of a surgical port device. In the illustrative embodiment, a planetary gear train, cable assemblies, lever arms or two annular slotted plates used to control radial movement of the retraction members with respect to the central axis.
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Peyser Mark
Ravikumar Sundaram
Arvik Enterprises, LLC
Gordon & Jacobson, PC
O'Connor Cary E.
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