Surgery – Instruments – Cutting – puncturing or piercing
Reexamination Certificate
2006-11-07
2006-11-07
Rodriguez, Cris L (Department: 3732)
Surgery
Instruments
Cutting, puncturing or piercing
C433S144000, C030S340000, C030S342000
Reexamination Certificate
active
07131982
ABSTRACT:
An improved dental scalpel provides a convenient possibility to make accurate surgical operations into oral cavity with the extraordinary access to the different oral cavity areas. An improved dental scalpel includes a coupling device, a handle comprising an opening in the coupling portion of the handle including an inner thread along handle main axis, and a blade portion comprising a blade holder including the coupling portion at the handle side of the blade holder and a blade on another side of the blade holder.
REFERENCES:
patent: 4038986 (1977-08-01), Mahler
patent: 4400878 (1983-08-01), Vaudreuil
patent: 4682521 (1987-07-01), Duenas
patent: 4985035 (1991-01-01), Torre
patent: 5055106 (1991-10-01), Lundgren
patent: 5423841 (1995-06-01), Kornefeld
patent: 6413265 (2002-07-01), Goodwin
Kilkenny Patrick J.
Rodriguez Cris L
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