Title:
CATHETER DEVICE AND BRACHYTHERAPY SYSTEM
Document Type and Number:
WIPO Patent Application WO/2019/113929
Kind Code:
A1
Abstract:
Disclosed is a catheter device (1), comprising an integrated multi-lumen piping structure (2) having a proximal direction (11) and a distal direction (12). The multi-lumen piping structure (2) comprises a tubular structure (21) and a plurality of fluid flow pipe structures (22), wherein the tubular structure (21) and the plurality of fluid flow pipe structures (22) are arranged in the direction of a first axis of the multi-lumen piping structure (2). Also comprised is at least one sleeve membrane element (3) coated at an outer edge of the multi-lumen piping structure (2). The sleeve membrane element (3) comprises a strengthening structure (31) and/or a buffer structure (35). Also comprised is a tip (4) combined in the multi-lumen piping structure (2), wherein the tip (4) is firmly fixed to the multi-lumen piping structure (2) . A brachytherapy system using the catheter device (1) can be used for curing intraluminal tumors such as esophagus cancer.
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Inventors:
YANG KAI-LIN (CN)
WANG HSUAN-MIEN (CN)
CHANG WEI-JER (CN)
CHOU JENG-YU (CN)
LAI TSUNG-YU (CN)
CHEN MING-CHENG (CN)
WANG HSUAN-MIEN (CN)
CHANG WEI-JER (CN)
CHOU JENG-YU (CN)
LAI TSUNG-YU (CN)
CHEN MING-CHENG (CN)
Application Number:
PCT/CN2017/116407
Publication Date:
June 20, 2019
Filing Date:
December 15, 2017
Export Citation:
Assignee:
BRAXX BIOTECH CO LTD (CN)
International Classes:
A61N5/10; A61M25/10; A61M36/00
Domestic Patent References:
| WO1999040962A1 | 1999-08-19 |
Foreign References:
| CN106039551A | 2016-10-26 | |||
| CN101861184A | 2010-10-13 | |||
| CN2345224Y | 1999-10-27 | |||
| CN202387089U | 2012-08-22 | |||
| US20170173362A1 | 2017-06-22 |
Attorney, Agent or Firm:
SCIHEAD IP LAW FIRM (CN)
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