Insulin anti-barb needle head

Insulin anti-barb needle head

The utility model discloses an insulin anti-barb needle head which comprises an installation seat, a needle seat is arranged on the upper portion of the installation seat, a needle head body is arranged on the upper portion of the needle seat, a spring column is arranged outside the needle seat and...

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1. Verfasser: CAO YUNJIAO
Format: Patent
Sprache:chi ; eng
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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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creator CAO YUNJIAO
description The utility model discloses an insulin anti-barb needle head which comprises an installation seat, a needle seat is arranged on the upper portion of the installation seat, a needle head body is arranged on the upper portion of the needle seat, a spring column is arranged outside the needle seat and connected to the surface of the needle seat in a sleeved mode, a fixing seat is arranged outside the spring column, and the fixing seat is fixedly connected with the installation seat. The first sleeve is arranged on the inner side of the fixing base, the turnup is arranged at the bottom of the first sleeve, the clamping block is arranged on the side face of the turnup, the sliding clamping groove matched with the clamping block is formed in the surface of the fixing base, the clamping block and the clamping groove are mutually embedded, and meanwhile the sliding clamping groove is of a J-shaped structure. The second sleeve is arranged in the first sleeve and is in sliding connection with the first sleeve, the firs
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The first sleeve is arranged on the inner side of the fixing base, the turnup is arranged at the bottom of the first sleeve, the clamping block is arranged on the side face of the turnup, the sliding clamping groove matched with the clamping block is formed in the surface of the fixing base, the clamping block and the clamping groove are mutually embedded, and meanwhile the sliding clamping groove is of a J-shaped structure. 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language chi ; eng
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subjects 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
title Insulin anti-barb needle head
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