Title:
NEEDLELESS CONNECTOR
Document Type and Number:
WIPO Patent Application WO/2014/050976
Kind Code:
A1
Abstract:
Provided is a novel needleless connector that can prevent backflow of blood or the like by means of a simple structure. In the needleless connector (10), which is such that an elastic valve body (14) is incorporated within a housing (12) at which a drug duct (28) has been formed, and when a male luer (88) is inserted into a slit (62) of the elastic valve body (14), the elastic valve body (14) opens and the male luer (88) is connected to the drug duct (28), a protruding support surface (32) having a flared inclined surface is formed at the housing (12), the elastic valve body (14) is superposed on the protruding support surface (32) in the state of being in close contact, and at the protruding support surface (32), the slit (62) of the elastic valve body (14) is positioned on the aperture (36) of the drug duct (28) and corrugations are imparted to the outer peripheral surface of the elastic valve body (14) superposed on the protruding support surface (32), forming mountains (60) and valleys (58) extending in the peripheral direction.
Inventors:
SANO YOSHIHIKO (JP)
MATSUO HIROSHI (JP)
SUZUKI KEN (JP)
MATSUO HIROSHI (JP)
SUZUKI KEN (JP)
Application Number:
PCT/JP2013/076084
Publication Date:
April 03, 2014
Filing Date:
September 26, 2013
Export Citation:
Assignee:
NIPRO CORP (JP)
International Classes:
A61M39/02; A61M39/00
Domestic Patent References:
| WO2009133754A1 | 2009-11-05 |
Foreign References:
| JP2010514528A | 2010-05-06 | |||
| JP2010508986A | 2010-03-25 | |||
| US6050978A | 2000-04-18 |
Attorney, Agent or Firm:
KASAI, Yoshitaka et al. (JP)
Yoshitaka Kasai (JP)
Yoshitaka Kasai (JP)
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