Title:
STENT
Document Type and Number:
WIPO Patent Application WO/2022/034905
Kind Code:
A1
Abstract:
Provided is a stent that has increased patency against bends. A stent 10 comprises a plurality of wavy-line pattern bodies 11 and a plurality of connection elements 12. The wavy-line pattern is formed of a plurality of waveform units 14 each having: a first leg portion 15; a second leg portion 16; a third leg portion 17; a first apex portion 18 coupling a first end 15a of the first leg portion 15 and a first end 16a of the second leg portion 16; and a second apex portion 19 coupling a second end 16b of the second leg portion 16 and a first end 17a of the third leg portion 17. A second end 17b of the third leg portion 17 is connected to a second end 15b of the first leg portion 15 of a waveform unit 14 circumferentially adjacent about an axis. A first end 12a of the connection element 12 is connected to the first apex portion 18 of one of waveform units 14 axially adjacent to each other, and a second end 12b of the connection element 12 is connected to the second end 15b of the first leg portion 15 of the other of the waveform units 14 axially adjacent to each other.
Inventors:
SHOBAYASHI YASUHIRO (JP)
Application Number:
PCT/JP2021/029676
Publication Date:
February 17, 2022
Filing Date:
August 11, 2021
Export Citation:
Assignee:
SHOBAYASHI YASUHIRO (JP)
International Classes:
A61F2/88; A61F2/90
Domestic Patent References:
| WO2015145596A1 | 2015-10-01 | |||
| WO2015125320A1 | 2015-08-27 | |||
| WO2007058190A1 | 2007-05-24 | |||
| WO2009031295A1 | 2009-03-12 |
Foreign References:
| JP2013517913A | 2013-05-20 | |||
| US20090024205A1 | 2009-01-22 | |||
| JP2010535075W | ||||
| JP2001190687A | 2001-07-17 | |||
| JP2009524501W |
Other References:
See also references of EP 4014933A4
Attorney, Agent or Firm:
SEKIGUCHI Masao (JP)
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