Title:
INTRA-AORTIC BALLOON CATHETER
Document Type and Number:
WIPO Patent Application WO/2020/158572
Kind Code:
A1
Abstract:
[Problem] To provide an intra-aortic balloon catheter that can measure fluctuations in blood pressure inside an aorta with high precision. [Solution] This intra-aortic balloon catheter 1 includes: a pressure sensor 8 that can measure pressure using light; an optical fiber 9 that is connected to the pressure sensor 8; and a distal tip 5 in which are formed a sensor- accommodating hole 514, which accommodates the pressure sensor 8, and a through hole 56, which is connected to the sensor accommodating hole 514 and through which the optical fiber 9 is passed. The distal tip 5 has filling holes 511-513 formed therein, one end of each of which is open at the outer peripheral surface of the distal tip 5, with the other ends thereof being connected to the through hole 56, and with the filling holes making it possible to fill a resin 14 inside the through hole 56.
Inventors:
FUJIHATA TAKASHI (JP)
ISHIDA TAKAKI (JP)
ISHIDA TAKAKI (JP)
Application Number:
PCT/JP2020/002336
Publication Date:
August 06, 2020
Filing Date:
January 23, 2020
Export Citation:
Assignee:
ZEON CORP (JP)
International Classes:
A61M25/00; A61B5/0215; A61M25/10; A61M60/139; A61M60/295; A61M60/531; A61M60/843
Domestic Patent References:
| WO2019013201A1 | 2019-01-17 | |||
| WO2018180976A1 | 2018-10-04 |
Foreign References:
| JP2016190011A | 2016-11-10 | |||
| JP2016093290A | 2016-05-26 | |||
| JP2016093289A | 2016-05-26 | |||
| JP2017176719A | 2017-10-05 | |||
| US6398738B1 | 2002-06-04 | |||
| US20150141854A1 | 2015-05-21 | |||
| CN105852833A | 2016-08-17 | |||
| JP2010233883A | 2010-10-21 | |||
| JP2008524606A | 2008-07-10 | |||
| JP2000035369A | 2000-02-02 |
Other References:
See also references of EP 3919109A4
Attorney, Agent or Firm:
MAEDA & SUZUKI (JP)
Download PDF: