Title:
カテーテル
Document Type and Number:
Japanese Patent JP6758638
Kind Code:
B2
Abstract:
A catheter 1, into which a stylet wire 2 is inserted, is provided with a body part 11, a distal-end part 12, and a proximal-end part 13, the distal-end part 12 having a small-diameter part 12b and a intermediate-diameter part 12c having a larger diameter than the small-diameter part 12b, the small-diameter part 12b having an inside diameter whereby bending thereof is possible in a state in which an internal peripheral surface thereof lies along an external peripheral surface of the stylet wire 2 when the small-diameter part 12b is bent in a state in which the stylet wire 2 is inserted therein, the intermediate-diameter part 12c having an inside diameter whereby a drug can flow through in a state in which the stylet wire 2 is inserted, and the catheter 1 having a marker M1 provided to the small-diameter part 12b and a proximal-end-side marker M2 provided so that positioning of a distal end 2a of the stylet wire 2 in the intermediate-diameter part 12c is visible.
Inventors:
Shuji Kariya
Tanigawa Noboru
Tokazu Hidekazu
Jun Seno
Tanigawa Noboru
Tokazu Hidekazu
Jun Seno
Application Number:
JP2016145957A
Publication Date:
September 23, 2020
Filing Date:
July 26, 2016
Export Citation:
Assignee:
Kansai Medical University
International Classes:
A61M25/01; A61M25/00
Domestic Patent References:
| JP11504830A | ||||
| JP2005532866A | ||||
| JP2001046505A | ||||
| JP11503633A |
Attorney, Agent or Firm:
Asahina Patent Office