Title:
CRYOABLATION CATHETER FOR DUODENAL PAPILLA INSERTION, AND CRYOABLATION CATHETER SYSTEM
Document Type and Number:
WIPO Patent Application WO/2024/095823
Kind Code:
A1
Abstract:
A cryoablation catheter (1) for duodenal papilla insertion, comprises an outer tube (10), and a first inner tube (210) disposed in a lumen (15) of the outer tube (10), wherein the first inner tube (210) has a guide wire lumen (211) and a plurality of supply lumens (212), the cryoablation catheter (1) has a first discharge flow path (31) between an inner surface (14) of the outer tube (10) and an outer surface (213) of the first inner tube (210), and holes (40) communicating the supply lumens (212) and the first discharge flow path (31) are formed in distal portions of the first inner tube (210). A cryoablation catheter system comprises said cryoablation catheter (1).
Inventors:
TAKATA HIRONORI (JP)
OSUMI SHINTARO (JP)
OSUMI SHINTARO (JP)
Application Number:
PCT/JP2023/038304
Publication Date:
May 10, 2024
Filing Date:
October 24, 2023
Export Citation:
Assignee:
KANEKA CORP (JP)
International Classes:
A61B18/02
Foreign References:
| US20050273145A1 | 2005-12-08 | |||
| US20220175388A1 | 2022-06-09 | |||
| JP2022543806A | 2022-10-14 |
Attorney, Agent or Firm:
USFI PATENT ATTORNEYS INTERNATIONAL OFFICE (JP)
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