Title:
DOUBLE TUBE-IN-TUBE FISTULIZATION TUBE
Document Type and Number:
WIPO Patent Application WO/2017/084203
Kind Code:
A1
Abstract:
Disclosed is a double tube-in-tube fistulization tube, comprising an inner drainage tube (1), an outer tube (2), a balloon (3) and an injection channel (4). The length of the outer tube (2) is smaller than the length of the inner drainage tube (1). The two ends of the outer tube (2) are respectively provided with through holes, through which the inner drainage tube (1) passes. The outer tube (2) is sheathed on the inner drainage tube (1) through the through holes. The outer tube (2) is slidable on the inner drainage tube (1) along the axial direction thereof. The balloon (3) comprises a first balloon (31). The first balloon (31) is arranged at the front end of the outer wall of the inner drainage tube (1). The injection channel (4) comprises a first injection channel (41). The first injection channel (41) is arranged on the wall of the inner drainage tube (1) and is in communication with the first balloon (31).
Inventors:
CHEN YONG (CN)
GOU XIN (CN)
HE WEIYANG (CN)
GOU XIN (CN)
HE WEIYANG (CN)
Application Number:
PCT/CN2016/070718
Publication Date:
May 26, 2017
Filing Date:
January 12, 2016
Export Citation:
Assignee:
CHEN YONG (CN)
International Classes:
A61M1/00; A61M25/10
Foreign References:
| CN202950710U | 2013-05-29 | |||
| CN102908714A | 2013-02-06 | |||
| CN202538131U | 2012-11-21 | |||
| CN203591512U | 2014-05-14 | |||
| US20080214999A1 | 2008-09-04 | |||
| DE102008057177A1 | 2010-05-20 |
Attorney, Agent or Firm:
VALLEY OF SOFT BEIJING INTELLECTUAL PROPERTY AGENCY CO., LTD. (CN)
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