Surgery – Instruments – Forceps
Patent
1994-11-10
1997-04-08
Clarke, Robert A.
Surgery
Instruments
Forceps
606170, 606167, 128908, A61B 1728, A61B 1732
Patent
active
056183097
ABSTRACT:
A conductive cannula assembly is disclosed to dissipate possible, accumulated electrical charges through body tissue. The cannula assembly includes cannula housing means and cannula means formed of a material having an electrical conductivity value which is at least fifty percent the conductivity value of silver. The invention also includes cannula assembly accessories formed of a material having an electrical conductivity value which is at least fifty percent the conductivity value of silver. The invention further provides a method for guiding endoscopic instruments into body tissue utilizing the cannula assembly and the cannula assembly accessories of the present invention.
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Bolanos Henry
Green David T.
Smith Robert C.
Tovey H. Jonathan
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