Surgery – Instruments – Electrical application
Reexamination Certificate
2007-12-04
2007-12-04
Peffley, Michael (Department: 3739)
Surgery
Instruments
Electrical application
C606S045000
Reexamination Certificate
active
10409461
ABSTRACT:
The present invention provides A surgical dissector, comprising: a housing having a first end and a second end, and on the first end is formed a suction inlet; a circuit board disposed within the housing; a first switch connected to the circuit board for performing function of electrical coagulating, and disposed on the housing; a second switch connected to the circuit board for performing function of electrical cutting, and disposed on the housing; a tube disposed in the housing and extended out of the second end of the housing, the extended end of the tube having a means for performing suction and/or blunt dissectingion and/or scraping and/or push peeling at the situs of operation; an electrosurgical knife disposed in the housing and extended out of the second end of the housing, the electrosurgical knife being connected electrically to the circuit board, and having the functions of electrical coagulating and cutting; and a retractable means for relative retractable movement between the tube and the electrosurgical knife. By means of the surgical dissector of the present invention, additional actions of blunt dissecting, scraping and push peeling are provided. Moreover, surgical dissector of the present invention can rotate by a certain angle at will, conforming to different habit of operation.
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Peng Shuyou
Su Ying
Dorsey & Whitney LLP
Peffley Michael
Roane Aaron
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