Title:
MEDICAL INSTRUMENT AND MEDICAL DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/100571
Kind Code:
A1
Abstract:
[Problem] To minimize a load acting on a blood vessel puncture site due to movement of surrounding tissue and reduce the risk of bleeding. [Solution] This invention is mounted on an administration device 10 indwelled in a location in a living body at which movement occurs in the surrounding tissue, and delivers an administered substance X released from the administration device 10 to a delivery site, the invention comprising: a tube 21 having a first portion 211 extending from the administration device 10 through a blood vessel Bv to the delivery site, the first portion 211 being located on the administration device side of the blood vessel wall Bw of the blood vessel Bv that is to be a puncture site, and a second portion 212 located on the delivery site side of the blood vessel wall Bw; and a movable part 22 that is mounted on the first portion 211 and that moves to follow tissue movement while holding a part of the first portion 211 so that at least the attitude at which the second portion 212 is puncturing the blood vessel Bv is maintained while maintaining a state in which the first portion 211 and the second portion 212 are communicating.
Inventors:
MITSUOKA TAKUMI (JP)
HATA SUGURU (JP)
HATA SUGURU (JP)
Application Number:
PCT/JP2022/040618
Publication Date:
June 08, 2023
Filing Date:
October 31, 2022
Export Citation:
Assignee:
TERUMO CORP (JP)
International Classes:
A61M5/142; A61M37/00
Foreign References:
| JP2008508024A | 2008-03-21 | |||
| JP2020023562A | 2020-02-13 | |||
| JP2011505988A | 2011-03-03 |
Attorney, Agent or Firm:
HATTA & ASSOCIATES (JP)
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