초록 ▼

A check valve housing is rigidly attached to the first inlet of an injection site having a body portion, a first inlet, a second inlet and an outlet. The check valve housing encloses a duckbill valve member and has an interior wall which securely and frictionally engages a portion of the external su

A check valve housing is rigidly attached to the first inlet of an injection site having a body portion, a first inlet, a second inlet and an outlet. The check valve housing encloses a duckbill valve member and has an interior wall which securely and frictionally engages a portion of the external surface of the duckbill valve member.

대표청구항 ▼

In an injection site having a body portion, a first inlet, a second inlet with a self-sealing, pierceable member located therein and an outlet, the improvement comprising, in combination: a check valve housing rigidly attached to said first inlet, said check valve housing enclosing a check valve mem

In an injection site having a body portion, a first inlet, a second inlet with a self-sealing, pierceable member located therein and an outlet, the improvement comprising, in combination: a check valve housing rigidly attached to said first inlet, said check valve housing enclosing a check valve member which acts to permit fluid flow in only one direction; and said housing having an interior wall which securely and frictionally engages a portion of the external surface of the check valve member, said housing comprising a lower member; means attaching the lower member to said first inlet; and an upper member; means connecting said upper member to said lower member, said upper member and said lower member cooperating to provide indicium of a proper and secure connection between said upper and lower members.