Title:
THERAPEUTIC DEVICE FOR BRAIN DISEASES, CONNECTOR FOR THERAPEUTIC DEVICES, AND CONNECTOR FIXING TOOL FOR THERAPEUTIC DEVICES
Document Type and Number:
WIPO Patent Application WO/2023/181979
Kind Code:
A1
Abstract:
This therapeutic device for brain diseases (5) is provided with a first tube (51) and a second tube (52) that has an outer diameter smaller than the inner diameter of the first tube (51), can be placed in an inner cavity of the first tube (51) and can move in the inner cavity of the first tube (51). The first tube (51) is inserted into a subarachrnoid cavity in a patient, and discharges a cerebrospinal fluid present in the subarachrnoid cavity to the outside of the body of the patient through a space formed between the inner cavity of the first tube (51) and the outside of the second tube (52). The second tube (52) is inserted into the subarachrnoid cavity, and injects a liquid into the cerebrospinal fluid present in the subarachrnoid cavity through the inner cavity of the second tube (52). An end part (521) of the second tube (52) can be exposed from an end part (511) of the first tube (51) in the length direction (D1) of the first tube (51).
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Inventors:
KITAOKA TAKASHI (JP)
NIIMI TAISHI (JP)
UCHIDA TAKAYUKI (JP)
OSAWA YU (JP)
NIIMI TAISHI (JP)
UCHIDA TAKAYUKI (JP)
OSAWA YU (JP)
Application Number:
PCT/JP2023/009221
Publication Date:
September 28, 2023
Filing Date:
March 10, 2023
Export Citation:
Assignee:
TERUMO CORP (JP)
International Classes:
A61M25/00; A61M1/00
Domestic Patent References:
| WO2021192539A1 | 2021-09-30 | |||
| WO2021192538A1 | 2021-09-30 |
Foreign References:
| JP2005535393A | 2005-11-24 | |||
| JP2020536618A | 2020-12-17 | |||
| JP2015524321A | 2015-08-24 | |||
| JP2015211828A | 2015-11-26 | |||
| JP2002501792A | 2002-01-22 | |||
| JP2009506817A | 2009-02-19 |
Attorney, Agent or Firm:
ARAI, Tamotsu et al. (JP)
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