CO-INJECTION MEMBER - NIKKISO CO LTD

Title:

CO-INJECTION MEMBER

Document Type and Number:

WIPO Patent Application WO/2015/087982

Kind Code:

A1

Abstract:

　The purpose is to provide a co-injection member that makes it possible to smoothly collect a liquid from an internal flow path and inject a liquid into this internal flow path, and also makes it possible to reliably prevent the accumulation of liquid in the internal flow path. A co-injection member (1) that makes it possible to collect blood from an internal flow path (α) or to inject another liquid into the internal flow path (α) via a rubber member (4), the co-injection member (1) being provided with: a main unit (2) connectable to a blood circuit through which blood flows; an internal flow path (α) through which the liquid of the blood circuit can flow, the internal flow path (α) being formed inside the main unit (2); an inlet flow path (A) for guiding blood into the internal flow path (α) and an outlet flow path (B) for guiding blood out from the internal flow path (α), the inlet flow path (A) and the outlet flow path (B) being formed inside the main unit (2); and a rubber member (4) separating the inner and outer parts of the internal flow path (α), the rubber member (4) being attached to an opening (2c) formed in the main unit (2), wherein the inlet flow path (A) is extended while gradually reducing in diameter toward a position offset from the center (P) of the internal flow path (α).

Inventors:

OKAMOTO SHINGO (JP)
ONO KAZUHIDE (JP)
IMIGI KATSUMI (JP)

Application Number:

PCT/JP2014/082891

Publication Date:

June 18, 2015

Filing Date:

December 11, 2014

Export Citation:

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Assignee:

NIKKISO CO LTD (JP)

International Classes:

A61M5/14; A61M39/02

Foreign References:

JP2009039158A	2009-02-26
JP2006223587A	2006-08-31
JP2006129884A	2006-05-25
JP2009039158A	2009-02-26

Other References: