Other

Baodong Bai

Bai, Baodong

Yuyan Zhou

Libing Dong

Xu Dong

A self-destruct-upon-opening cap applicable to a small-diameter connector used for a gastrointestinal tract includes a top lid and a cap body. The top lid is arranged on the cap body and fixedly connected to the cap body, and a connecting structure is arranged at one end of the cap body which is not connected to the top lid. The cap body includes a first casing and a second casing. One side of the second casing which is not provided with the connecting structure extends into the first casing, and a top face of the second casing is provided with serrated protrusions in a circumferential direction. The side of the second casing which is not provided with the connecting structure is fixedly connected to the first casing through ribs or contact points. An inner side face of the top lid is provided with grooves matching with the serrated protrusions.

Self-destruct-upon-opening cap applicable to small-diameter connector used for gastrointestinal tract

Disclosed is a self-destructing syringe, comprising an outer casing, a core bar, a piston, a conical head component, a syringe needle and a protecting jacket. The syringe needle is fixed in the conical head component, and the conical head component consists of a threaded conical head, a sealing ring, a transition part and a hollow wedge. The protecting jacket is put around the syringe needle and is movably connected to the needle base of the syringe needle; the conical head component is fixed in the inner cavity at the front end of the outer casing; the piston is installed on the core bar; the main part of the core bar is sheathed inside the outer casing; and the front end of the core bar is inserted into the conical head component and is able to make the syringe needle return inside the outer casing.

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Tianchang, China

Baodong Bai