Title:
電気手術器具
Document Type and Number:
Japanese Patent JP7214239
Kind Code:
B2
Abstract:
Electrosurgical instrument for applying radiofrequency and/or microwave frequency energy to tissue, comprising: a distal part comprising an instrument tip for applying radiofrequency and/or microwave frequency energy to tissue, the instrument tip comprising first and second conductive elements; a coaxial feed cable comprising an inner conductor, a tubular outer conductor coaxial with the inner conductor, and dielectric material separating the inner and outer conductors, the coaxial feed cable being for conveying radiofrequency and/or microwave frequency energy to the distal part; wherein: the inner conductor is electrically connected to the first conductive element and the outer conductor is electrically connected to the second conductive element through a rotatable connection between the distal part and the coaxial feed cable that allows rotation of the distal part relative to the coaxial feed cable; and the instrument comprises an actuator for rotating the distal part in a first rotational direction relative to the feed cable.
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Inventors:
Hancock, Christopher
Morris, Stephen
Barn, patrick
Turner, Lewis
Ulrich, George
Web, david
Morris, Stephen
Barn, patrick
Turner, Lewis
Ulrich, George
Web, david
Application Number:
JP2020202870A
Publication Date:
January 30, 2023
Filing Date:
December 07, 2020
Export Citation:
Assignee:
CREO MEDICAL LIMITED
International Classes:
A61B18/14; A61B18/18
Domestic Patent References:
| JP7061338B2 | ||||
| JP2014511190A | ||||
| JP2001077607A | ||||
| JP2015521873A | ||||
| JP6835361B2 |
Attorney, Agent or Firm:
Patent Attorney Fukami Patent Office