Transfusion device with fastening type connector

The utility model belongs to the field of medical instruments and particularly relates to a transfusion device with a fastening type connector. The technical scheme of the utility model is as follows: the transfusion device comprises a transfusion needle, a catheter and the connector which connects...

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Bibliographische Detailangaben
Hauptverfasser:	ZHANG MIN, LU ZHIHAO, XU TIANZHI, LI XIN, CHOU LIANMEI, GONG JUNYAN, GONG BENGANG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROMTHE BODY HUMAN NECESSITIES HYGIENE MEDICAL OR VETERINARY SCIENCE
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Beschreibung
Zusammenfassung:	The utility model belongs to the field of medical instruments and particularly relates to a transfusion device with a fastening type connector. The technical scheme of the utility model is as follows: the transfusion device comprises a transfusion needle, a catheter and the connector which connects the transfusion needle with the catheter, wherein the relationship of the slope alpha of the inner surface of the connector and the slope beta of the outer surface of the needle head of the transfusion needle is that: alpha = beta + (0 DEG to 1.75 DEG); the connector is of the structure of a hollow frustum, and the slope alpha of the inner surface of the connector is 0.25 DEG to 5.25 DEG; the connector is connected to the needle head of the transfusion needle through a fixing piece; and the catheter is made of a non-PVC (polyvinyl chloride) material. The transfusion device is safe to use, adopts simple structure, is convenient to operate, and adopts an environment-friendly material; moreover, liquid leakage and nee