Title:
医療デバイス
Document Type and Number:
Japanese Patent JP7279018
Kind Code:
B2
Abstract:
Provided is a medical device which has good followability to a dilator and can eliminate sliding between shafts. This medical device (10) includes a long shaft portion (21), a dilator (22) that is provided on a distal end of the shaft portion (21), and a plurality of electrode portions (40) that are provided around the dilator (22) along a length direction. Each of the plurality of electrode portions (40) has a stretchable portion (43) at least a portion of which is stretchable in the length direction. Additionally, each electrode portion (40) has a distal end fixed more to the distal end side than the dilator (22) of the shaft portion (21) and a base end fixed more to the proximal end side than the dilator (22) of the shaft portion (21), and is deformable independent of the dilator (22).
Inventors:
Itaru Okubo
Taku Zhou
Taku Zhou
Application Number:
JP2020508238A
Publication Date:
May 22, 2023
Filing Date:
March 12, 2019
Export Citation:
Assignee:
Terumo Corporation
International Classes:
A61B18/14
Domestic Patent References:
| JP2016007334A | ||||
| JP2012508083A | ||||
| JP2015521894A |
Foreign References:
| US20150018819 | ||||
| US20130085493 | ||||
| WO2014083698A1 |
Attorney, Agent or Firm:
Makito Yamada
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