INDWELLING NEEDLE ASSEMBLY

Title:

INDWELLING NEEDLE ASSEMBLY

Document Type and Number:

WIPO Patent Application WO/2016/133138

Kind Code:

A1

Abstract:

Provided is an indwelling needle assembly having a novel structure with which a protection mechanism of a needle tip of an inner needle pulled out from an outer needle is maintained, increase in the size of an outer needle hub to the outer peripheral side can be avoided, and treatment work becomes easier. In the indwelling needle assembly 10, a connection member 94 is provided which extends from a needle tip protector 22 to the inside of an outer needle hub 26 and regulates movement of the outer needle hub 26 relative to the needle tip protector 22 by contacting with the inner surface of the outer needle hub 26, thereby maintaining a connection state made by a connection mechanism, and a connection release mechanism is provided which moves the connection member 94 to the inner peripheral side of the outer needle hub 26 when an inner needle 18 is pulled out from an outer needle 24, to release the connection state of the outer needle hub 26 with the needle tip protector 22.

Inventors:

NAKAGAMI HIROYUKI (JP)
SAKAMOTO SHINGO (JP)
TANAKA ASUMI (JP)

Application Number:

PCT/JP2016/054617

Publication Date:

August 25, 2016

Filing Date:

February 17, 2016

Export Citation:

Click for automatic bibliography generation Help

Assignee:

NIPRO CORP (JP)

International Classes:

A61M25/06; A61M5/158; A61M5/50

Foreign References:

JP2013524884A	2013-06-20
JP2014517729A	2014-07-24

Other References: