Title:
CATHETER TUBE UNIT USED IN ELECTRODE CATHETER AND MANUFACTURING METHOD FOR SAME, CATHETER TUBE, AND ELECTRODE CATHETER
Document Type and Number:
WIPO Patent Application WO/2020/032033
Kind Code:
A1
Abstract:
A catheter tube unit 2a according to the present invention is a catheter tube unit which is accommodated inside a catheter tube 2 of an electrode catheter 1 and is used in the catheter tube having a distal end which is made bendable and stretchable by operating a wire 5 fixed from the base end side to the distal end side of the catheter tube. The catheter tube unit is provided with: the wire; a long and integrated structure 10 having at least a core tube 6, through which the wire is inserted, a plurality of lead wires 7, 7 … which are disposed on the outer circumference of the core tube and connected to electrodes 4, 4…, and a coating material 8 which covers at least the outside of the plurality of lead wires; and an exterior tube 11 which is disposed on the outer circumferential surface of the structure and is an extruded object having the structure as a core material.
Inventors:
OOI TAKESHI (JP)
Application Number:
PCT/JP2019/030929
Publication Date:
February 13, 2020
Filing Date:
August 06, 2019
Export Citation:
Assignee:
J SOL MEDICAL CO LTD (JP)
International Classes:
A61M25/092; A61B5/296
Foreign References:
| US20050060885A1 | 2005-03-24 | |||
| JP2006061350A | 2006-03-09 | |||
| JP2016525914A | 2016-09-01 | |||
| JP2017505213A | 2017-02-16 |
Attorney, Agent or Firm:
NISHIZAWA Toshio (JP)
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