CN106474597A - 注射器管壁保护套 - Google Patents

注射器管壁保护套 Download PDF

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Publication number
CN106474597A
CN106474597A CN201610838363.1A CN201610838363A CN106474597A CN 106474597 A CN106474597 A CN 106474597A CN 201610838363 A CN201610838363 A CN 201610838363A CN 106474597 A CN106474597 A CN 106474597A
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Prior art keywords
syringe
push rod
piston
pipe box
pipe
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CN201610838363.1A
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Inventor
王先艳
谢建平
汪淼芹
王大雪
赵娟
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Affiliated Hospital of North Sichuan Medical College
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Affiliated Hospital of North Sichuan Medical College
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Priority to CN201610838363.1A priority Critical patent/CN106474597A/zh
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178Syringes
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178Syringes
    • A61M5/31Details
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178Syringes
    • A61M5/31Details
    • A61M2005/3117Means preventing contamination of the medicament compartment of a syringe

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  • Health & Medical Sciences (AREA)
  • Vascular Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)

Abstract

本发明公开了一种注射器管壁保护套,包括注射管,注射管一端安装注射针,与注射管管内壁配合的活塞,一根推杆通过连接头与活塞相连,设计一个袋形的柔软管套,管套的底有一孔,推杆的连接头穿过孔与活塞相连,管套的开口端与注射管开口端固定连接。本发明在活塞与注射管后部连有一个柔软的管套,所述的管套隔开推杆与管壁,使拉动推杆的手不能够接触到管壁,从而避免了污染。

Description

注射器管壁保护套
技术领域
本发明一般涉及一种医用器具,特别是注射器。
背景技术
在医院的医疗实践中,护理人员经常手执注射器给病人注射液体药物,但不管怎样小心,护理人员握住推杆的手不可避免的要接触注射器的管壁,结果是可能污染管壁,污染物溶进待注射的药液中,这样给病人本来抵抗力低下的躯体带来隐患,医疗界一直注意到这种现象,并且迫切地需要解决。
发明内容
本发明的目的在于提供一个能克服公知技术缺点,操作时不污染注射器管壁的注射器管壁保护套。
为实现上述目的,本发明的方案为:注射器管壁保护套,包括注射管,注射管一端安装注射针,与注射管管内壁配合的活塞,一根推杆通过连接头与活塞相连,其着重点在于:设计一个袋形的柔软管套,管套的底有一孔,推杆的连接头穿过孔与活塞相连,管套的开口端与注射管开口端固定连接。
采用上述方案,在活塞与注射管后部连有一个柔软的管套,所述的管套隔开推杆与管壁,使拉动推杆的手不能够接触到管壁,从而避免了污染,实现了本发明的目的。
下面结合图示及实施例更详细的说明本发明的方案。
附图说明
图1为注射器管壁保护套剖视图;
图2为图1所示结构分离元件立体图。
具体实施方式
如图1所示,所述的注射器包括注射管1,还有一根注射针2,一根推杆3的前端装有一段活塞4,装配在注射管1内,活塞4与注射管1的内壁配合,活塞4由推杆3带动在管内移动,药液贮存在活塞前端的一段管内,推动活塞,压迫药液从注射器的管底小孔进入注射针2,完成一次注射过程,这也是一般公知注射器的结构,本发明的贡献在于:在注射管的内壁与推杆3之间装有一个袋形的柔软管套5,所述的管套5一端嵌在活塞4与推杆3之间的连接部分,另一端与注射管管口的端面连接,连接方式采用粘接或热合均可,这样管套5一端与注射杆连接,另一端与注射管的管口连接,相当于在注射管的内壁与手执的推杆之间隔有作为保护套的管套。
更详细的结构如图2所示,图示中本发明需重点展示的结构为一个袋形的柔软管套5,有柱形的管身6,其直径大于推杆而小于注射管,一端管底开有孔7,另一端有翻边的端面8,管壁较薄,柔软,中空,能容纳推杆3的杆身,推杆3前端有刺状连接头9,所述的连接头穿过孔7,嵌入活塞4内的空腔,连接头后有一圆盘10不能穿过孔7,因此将管套5夹紧在活塞4与圆盘10之间,从图1的装配图中也能清楚的看出装配关系。
所述袋形的柔软管套5由乳胶或塑料作成,极薄,柔软,夹在管壁与推杆之间,能随着推杆的移动卷曲,收缩,不妨碍推杆带动活塞吸液或推注药液,由于有管套5的保护,操作人员的手始终无法接触管壁,从而避免了污染药液。

Claims (2)

1.一种注射器管壁保护套,包括注射管,注射管一端安装注射针,与注射管管内壁配合的活塞,一根推杆通过连接头与活塞相连,其特征在于:设计一个袋形的柔软管套,管套的底有一孔,推杆的连接头穿过孔与活塞相连,管套的开口端与注射管开口端固定连接。
2.根据权利要求1所述的一种注射器管壁保护套,其特征在于:柔软管套(5),有柱形的管身(6),其直径大于推杆而小于注射管,一端管底开有孔(7),另一端有翻边的端面(8),管壁较薄,柔软,中空。
CN201610838363.1A 2016-09-22 2016-09-22 注射器管壁保护套 Pending CN106474597A (zh)

Priority Applications (1)

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CN201610838363.1A CN106474597A (zh) 2016-09-22 2016-09-22 注射器管壁保护套

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109464282A (zh) * 2019-01-03 2019-03-15 苏州大学附属儿童医院 一种易配药注射器

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201248922Y (zh) * 2008-06-30 2009-06-03 陈庆强 内置式防污染注射器
CN202185022U (zh) * 2011-08-25 2012-04-11 陈庆强 内置式防污染注射器
CN202185020U (zh) * 2011-08-03 2012-04-11 广东紫金正天药业有限公司 一种注射器
CN202942509U (zh) * 2012-12-17 2013-05-22 孟婷婷 一种防污染一次性注射器
CN203677665U (zh) * 2014-01-26 2014-07-02 陈庆强 一种易装配的防污染注射器

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201248922Y (zh) * 2008-06-30 2009-06-03 陈庆强 内置式防污染注射器
CN202185020U (zh) * 2011-08-03 2012-04-11 广东紫金正天药业有限公司 一种注射器
CN202185022U (zh) * 2011-08-25 2012-04-11 陈庆强 内置式防污染注射器
CN202942509U (zh) * 2012-12-17 2013-05-22 孟婷婷 一种防污染一次性注射器
CN203677665U (zh) * 2014-01-26 2014-07-02 陈庆强 一种易装配的防污染注射器

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109464282A (zh) * 2019-01-03 2019-03-15 苏州大学附属儿童医院 一种易配药注射器

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