Title:
INDWELLING NEEDLE ASSEMBLY AND MEDICAL VALVE
Document Type and Number:
WIPO Patent Application WO/2020/091055
Kind Code:
A1
Abstract:
Provided is an indwelling needle assembly having a novel structure, which can open, without providing a special member in an outer needle hub, a slit of an elastic valve body when a male connector is connected. In an indwelling needle assembly 10 in which an inner needle 18 is inserted through an elastic valve body 78 having a slit 82 mounted on an outer needle hub 22, an inner locking claw 52 and an outer locking claw 68 provided at a proximal end of the outer needle hub 22 are locked by an inner locking groove 88 and an outer locking groove 90 formed in an outer peripheral portion of the elastic valve body 78, and the elastic valve body 78 is radially compressed by at least one among the inner locking claw 52 and the outer locking claw 68.
Inventors:
NAKAGAMI HIROYUKI (JP)
SAKAMOTO SHINGO (JP)
SAKAMOTO SHINGO (JP)
Application Number:
PCT/JP2019/043073
Publication Date:
May 07, 2020
Filing Date:
November 01, 2019
Export Citation:
Assignee:
NIPRO CORP (JP)
International Classes:
A61M5/158; A61M25/06; A61M39/26
Domestic Patent References:
| WO2013121769A1 | 2013-08-22 |
Foreign References:
| JP2000116791A | 2000-04-25 | |||
| JP2015053975A | 2015-03-23 | |||
| JP2016150063A | 2016-08-22 | |||
| US5290246A | 1994-03-01 |
Attorney, Agent or Firm:
KASAI & NAKANE INTERNATIONAL PATENT FIRM et al. (JP)
Download PDF:
Previous Patent: 1,4-DIAZOCANE COMPOUND OR SALT THEREOF
Next Patent: SCHEMES AND METHODS OF INTEGRITY PROTECTION IN MOBILE COMMUNICATION
Next Patent: SCHEMES AND METHODS OF INTEGRITY PROTECTION IN MOBILE COMMUNICATION