Title:
STENT AND STENT DELIVERY SYSTEM
Document Type and Number:
WIPO Patent Application WO/2023/032052
Kind Code:
A1
Abstract:
A stent according to the present invention is formed by weaving wires, said stent comprising: a plurality of straight intersections that are constituted by intersections of straight portions of at least two wires and that are disposed so as to be adjacent to each other in the circumferential direction of the stent; and a plurality of engagement portions that are constituted by intersections of peak-shaped bent portions each formed by the wire being bent so as to protrude toward a first direction side which is one side in the longitudinal direction of the stent and valley-shaped bent portions each formed by the wire being bent so as to protrude toward a second direction side which is the other side in the longitudinal direction and that are disposed so as to be adjacent to each other in the circumferential direction of the stent, wherein the engagement portions and the straight intersections are alternately disposed in the longitudinal direction.
Inventors:
KAN KAZUHIRO (JP)
NOGUCHI SHUN (JP)
SASAKI KANTA (JP)
TAKITA KO (JP)
IMAOKA YUKA (JP)
NOGUCHI SHUN (JP)
SASAKI KANTA (JP)
TAKITA KO (JP)
IMAOKA YUKA (JP)
Application Number:
PCT/JP2021/032009
Publication Date:
March 09, 2023
Filing Date:
August 31, 2021
Export Citation:
Assignee:
OLYMPUS CORP (JP)
International Classes:
A61F2/88
Domestic Patent References:
| WO2020194506A1 | 2020-10-01 |
Foreign References:
| JP2004344634A | 2004-12-09 | |||
| JP2003102849A | 2003-04-08 | |||
| JPH08196642A | 1996-08-06 | |||
| JP2004181230A | 2004-07-02 |
Attorney, Agent or Firm:
MATSUNUMA Yasushi et al. (JP)
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