Surgery – Specula – Retractor
Reexamination Certificate
2011-07-26
2011-07-26
Robert, Eduardo C (Department: 3733)
Surgery
Specula
Retractor
C600S235000
Reexamination Certificate
active
07985180
ABSTRACT:
A device to retract the eyelids for ophthalmic surgery or other procedures by contacting the inner surfaces of the upper and lower eyelids with a frame that applies point contact to the tissue in at least three non-linear locations across the upper lid. The upper and lower retractor frames are connected to distensible arms with a means to allow the frames to move from a first insertion position to a second retracted position for use. The eyelid retractor may further be provided with one or more suture retaining cleats to removably secure stay sutures placed for added surgical exposure without the need to tie or otherwise manipulate such sutures.
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Lieberman, M.D., David M., An Improved Speculum, Ophthalmic Surgery, Aug. 1980, p. 528, vol. 11, No. 8, USA.
Merene Jan Christopher
Robert Eduardo C
Sutherland & Asbill & Brennan LLP
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