Title:
電気外科器具
Document Type and Number:
Japanese Patent JP7176758
Kind Code:
B2
Abstract:
An electrosurgical instrument with a radiating tip portion having a relative permeability and/or relative permittivity that is selected to provide an electrical length for the radiating tip portion that enables effective delivery into biological tissue of microwave EM energy supplied thereto, at two or more frequencies of choice. The instrument has a radiating tip portion disposed to receive microwave EM energy from a coaxial cable, the radiating tip portion having a first effective relative permeability at a first frequency and a second effective relative permeability at a second frequency.
Inventors:
HANCOCK,CHRISTOPHER PAUL
Barn, patrick
White, malcolm
Barn, patrick
White, malcolm
Application Number:
JP2019515521A
Publication Date:
November 22, 2022
Filing Date:
March 29, 2018
Export Citation:
Assignee:
CREO MEDICAL LIMITED
International Classes:
A61B18/18
Domestic Patent References:
| JP2015504720A | ||||
| JP2010088884A | ||||
| JP4503907A |
Foreign References:
| US20070282319 |
Attorney, Agent or Firm:
Patent Attorney Fukami Patent Office
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