Surgery – Instruments – Cutting – puncturing or piercing
Reexamination Certificate
2007-09-21
2011-12-20
Hughes, S. Thomas (Department: 3731)
Surgery
Instruments
Cutting, puncturing or piercing
C173S206000
Reexamination Certificate
active
08080029
ABSTRACT:
Embodiments of systems and methods disclosed herein regard simplifying and improving the performance and reliability of pneumatic actuators operable to actuate surgical cutters or shears. Various embodiments include systems and methods for vitreous cutting apparatuses utilizing self-valving vitreous cutters that actuate at a frequency based on the properties of the vitreous cutter.
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Hughes S. Thomas
Novartis AG
Shi Katherine M
LandOfFree
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