Injector with low liquid medicine residue

The utility model belongs to the field of medical instruments, and relates to a low-liquid-medicine-residue injector which comprises an outer sleeve, a core rod is arranged in an inner cavity of the outer sleeve, the head of the core rod is fixedly connected with a piston, the head of the outer slee...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	KONG JUAN, GONG BINGXIAN, JIA GANGQIAN, WANG CIHAI
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 relates to a low-liquid-medicine-residue injector which comprises an outer sleeve, a core rod is arranged in an inner cavity of the outer sleeve, the head of the core rod is fixedly connected with a piston, the head of the outer sleeve is connected with a needle seat, a steel needle is fixedly connected in the needle seat, a needle cap is sleeved on the periphery of the steel needle, and the needle cap is connected with the needle seat. A liquid channel is formed in the head of the needle seat, a mounting inner cavity is formed in the tail of the needle seat, a plug core is arranged in the mounting inner cavity, and the liquid channel penetrates through the plug core; an installation connector is arranged at the head end of the outer sleeve connected with the needle seat, a connector cavity is formed in the middle of the installation connector and communicated with an inner cavity of the outer sleeve, the installation connector of the outer sl