CN2728522Y - 封闭式配药注射器 - Google Patents

封闭式配药注射器 Download PDF

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Publication number
CN2728522Y
CN2728522Y CN 200420033914 CN200420033914U CN2728522Y CN 2728522 Y CN2728522 Y CN 2728522Y CN 200420033914 CN200420033914 CN 200420033914 CN 200420033914 U CN200420033914 U CN 200420033914U CN 2728522 Y CN2728522 Y CN 2728522Y
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medicine
rubber sleeve
injector
syringe needle
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杨慧
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Abstract

本实用新型封闭式配药注射器涉及一种医用橡胶套封闭配药用的注射器。它由空筒和置于空筒内的活塞构成针管,在空筒前端为锥形内针栓,内针栓与针头的外针栓套接构成注射器,特点是在针头上套有防漏橡胶套。防漏橡胶套一端封闭,另一端开启。当针头扎入药瓶盖时,针头扎破橡胶套封闭端,针头进入药瓶,而橡胶套被留置药瓶盖外,并被挤压缩短,当针头拔出时,橡胶套弹回原状,使药物不能外溢。优点是防止药物外溢,节约药物,并减少药物对人体的损害。

Description

封闭式配药注射器
技术领域
本实用新型涉及一种医用配药注射器,特别涉及一种医用橡胶套封闭配药用的注射器。
背景技术
众所周知,一般医用配药注射器均采用一般的注射用(相对人体)针式注射器,它由空筒和置于空筒内的活塞构成针管,在针管的前端针栓上套上针头构成。在配药过程中,这种注射器往往由于人为不慎造成药物外溢,容易对人体产生损害。如化疗药物外溢、青霉素外溢对人体引起的危害或过敏等,并浪费药物。
实用新型内容
本实用新型的任务是设计一种封闭式配药注射器,以达到配药不外溢的目的。
本实用新型采用下述设计方案实现。
一种封闭式配药注射器,它由空筒和置于空筒内的活塞构成针管,在空筒前端为锥形内针栓,内针栓与针头的外针栓套接构成注射器,特点是在针头上套有防漏橡胶套。
防漏橡胶套一端封闭,另一端开启。
附图说明
附图1为本实用新型整体结构平面示意图,其中:
1、针头;2、空筒;3、活塞。
附图2为本实用新型针头的结构平面示意图,其中:
1-1、防漏橡胶;1-2、针尖;1-3、针梗;1-4、外针栓;2-1、内针栓。
具体实施方式
本实施例实际上是在已有的医用注射器的针头(1)上套装了防漏橡胶套(1-1)。防漏橡胶套(1-1)的针尖(1-2)端是封闭端,套装在针梗(1-3)上。在配药过程中,将针头(1)扎入药瓶盖时,防漏橡胶套(1-1)被针尖(1-2)扎破,并进入药瓶口,而防漏橡胶套(1-1)被药瓶盖挡住并被挤压至外针栓(1-4)处。当针头(1)拔出时,防漏橡胶套(1-1)自然还原附图2状态。由于橡胶弹性的作用,防漏橡胶套(1-1)在针尖(1-2)处被扎破的针眼自然关闭。
优点是本实用新型可在配药过程中防止药物外溢,即节约了药物,又可减少药物对人体的损害。

Claims (2)

1、一种封闭式配药注射器,它由空筒和置于空筒内的活塞构成针管,在空筒前端为锥形内针栓,内针栓与针头的外针栓套接构成注射器,其特征在于针头上套有防漏橡胶套。
2、根据权利要求1所述的一种封闭式配药注射器,其特征在于所述防漏橡胶套一端封闭,另一端开启。
CN 200420033914 2004-06-08 2004-06-08 封闭式配药注射器 Expired - Fee Related CN2728522Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200420033914 CN2728522Y (zh) 2004-06-08 2004-06-08 封闭式配药注射器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200420033914 CN2728522Y (zh) 2004-06-08 2004-06-08 封闭式配药注射器

Publications (1)

Publication Number Publication Date
CN2728522Y true CN2728522Y (zh) 2005-09-28

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CN 200420033914 Expired - Fee Related CN2728522Y (zh) 2004-06-08 2004-06-08 封闭式配药注射器

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CN (1) CN2728522Y (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010145191A1 (zh) * 2009-06-15 2010-12-23 上海科华检验医学产品有限公司 医用尿液收集器

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010145191A1 (zh) * 2009-06-15 2010-12-23 上海科华检验医学产品有限公司 医用尿液收集器

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