CN201337503Y - 带有安全阀的胸腔穿刺针 - Google Patents

带有安全阀的胸腔穿刺针 Download PDF

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CN201337503Y
CN201337503Y CNU2009200184902U CN200920018490U CN201337503Y CN 201337503 Y CN201337503 Y CN 201337503Y CN U2009200184902 U CNU2009200184902 U CN U2009200184902U CN 200920018490 U CN200920018490 U CN 200920018490U CN 201337503 Y CN201337503 Y CN 201337503Y
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needle
anocelia
valve
puncture needle
protection valve
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CNU2009200184902U
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徐士林
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Abstract

本实用新型涉及一种带有安全阀的胸腔穿刺针,它包括针管和针座,所述针座内设有阀口,在阀口的后面装有阀球和弹簧。本实用新型结构简单,使用方便,安全性能好。不仅适用于抽取胸腔积液,还可用于气胸减压等手术。

Description

带有安全阀的胸腔穿刺针
技术领域:
本实用新型涉及一种医疗手术器械,特别涉及一种带有安全阀的胸腔穿刺针。
背景技术:
在胸外科手术中,经常要用穿刺针抽取胸腔积液。通常的做法,是用一根橡胶管把针头与注射器连接起来,将针头刺入胸膜腔,抽出积液后用钳具夹住橡胶管拔出注射器,把注射器内的液体排除后再插入橡胶管,依此程序往复进行。采用这种方式,手术过程中要有多人配合,步骤繁琐,若操作失误会使气体进入胸腔,给患者带来痛苦甚至会危及生命。
发明内容:
本实用新型的目的,是提供一种带有安全阀的胸腔穿刺针,它的针座内设有安全阀,拔出注射器后安全阀自动截止,避免气体进入胸腔。
本实用新型的技术方案如下:
一种带有安全阀的胸腔穿刺针,包括针管和针座,所述针座内设有阀口,在阀口的后面装有阀球和弹簧。
本实用新型所述的带有安全阀的胸腔穿刺针,可与注射器直接连接,省掉了橡胶管和用钳具夹持橡胶管的手术过程,操作简单,安全可靠。
附图说明:
图1是一种带有安全阀的胸腔穿刺针的结构示意图。
实施方式:
一种带有安全阀的胸腔穿刺针,包括针管1和针座2,所述针座2内设有阀口3,在阀口3的后面装有阀球4和弹簧5。
使用时先把穿刺针与注射器装在一起,抽取时积液通过针管1、阀口3、阀球4和弹簧5流入注射器,拔出注射器后,阀球4在弹簧5的压力下堵住阀口3,避免了气体进入胸腔。
本实用新型结构简单,使用方便,安全性能好。不仅适用于抽取胸腔积液,还可用于气胸减压等手术。

Claims (1)

1、一种带有安全阀的胸腔穿刺针,包括针管和针座,其特征在于,所述针座内设有阀口,在阀口的后面装有阀球和弹簧。
CNU2009200184902U 2009-02-07 2009-02-07 带有安全阀的胸腔穿刺针 Expired - Fee Related CN201337503Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2009200184902U CN201337503Y (zh) 2009-02-07 2009-02-07 带有安全阀的胸腔穿刺针

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CNU2009200184902U CN201337503Y (zh) 2009-02-07 2009-02-07 带有安全阀的胸腔穿刺针

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CN201337503Y true CN201337503Y (zh) 2009-11-04

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105963828A (zh) * 2014-07-21 2016-09-28 李为松 一种静脉注射器针头
CN109010962A (zh) * 2018-08-28 2018-12-18 沈毅 一种可控式气胸急救针

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105963828A (zh) * 2014-07-21 2016-09-28 李为松 一种静脉注射器针头
CN105963828B (zh) * 2014-07-21 2019-01-01 李为松 一种静脉注射器针头
CN109010962A (zh) * 2018-08-28 2018-12-18 沈毅 一种可控式气胸急救针

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Granted publication date: 20091104

Termination date: 20100207