CN111529387A - 一种配药针头 - Google Patents

一种配药针头 Download PDF

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Publication number
CN111529387A
CN111529387A CN202010464198.4A CN202010464198A CN111529387A CN 111529387 A CN111529387 A CN 111529387A CN 202010464198 A CN202010464198 A CN 202010464198A CN 111529387 A CN111529387 A CN 111529387A
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needle
dispensing
allotment
diameter
medicine
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吕昊辰
吕开广
吴彩芳
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61JCONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
    • A61J1/00Containers specially adapted for medical or pharmaceutical purposes
    • A61J1/14Details; Accessories therefor
    • A61J1/20Arrangements for transferring or mixing fluids, e.g. from vial to syringe
    • A61J1/2003Accessories used in combination with means for transfer or mixing of fluids, e.g. for activating fluid flow, separating fluids, filtering fluid or venting
    • A61J1/2006Piercing means
    • A61J1/201Piercing means having one piercing end
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61JCONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
    • A61J1/00Containers specially adapted for medical or pharmaceutical purposes
    • A61J1/14Details; Accessories therefor
    • A61J1/20Arrangements for transferring or mixing fluids, e.g. from vial to syringe
    • A61J1/2096Combination of a vial and a syringe for transferring or mixing their contents

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  • Health & Medical Sciences (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Medical Preparation Storing Or Oral Administration Devices (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)

Abstract

一种配药针头属于医疗器械领域,主要技术特征有:针管近针座端直径大,近针尖端直径小,由过度斜面形成的台阶衔接,小直径部分设有侧孔,可以代替现有的配药针头,既具有西林瓶包装药品调配方便性,同时对于安瓿包装药品调配的适用性也没有降低,适用于所有大液体包装容器,是设备无法调配药品的有机补充,同时适用于医疗机构包含静配中心在内的所有科室配药。

Description

一种配药针头
技术领域:
本发明提供的一种配药针头,属于医疗器械领域,尤其涉及医院静脉用药调配使用。
发明背景:
现有的输液配药方式使用的配药注射器,针头设计不合理,西林瓶包装药品配制,由于多次穿刺西林瓶及大液体的胶塞,容易造成漏液及微粒污染;在公开号CN202086793U的申请中公开了一种配药针头限定了针管到针座的长度及侧孔到针座的距离,旨在解决西林瓶配药抽吸过程不再回针而将药液排除干净;但是没有考虑到的问题是:1、对于有一定数量厂家的大液体容器瓶塞厚度较厚,侧孔无法穿透胶塞,造成药液注入不到大液体中;2、由于针管较短,对安瓿类包装水剂型药品抽吸造成的不便,无法使用,多品种药品调配时,需要更换配药注射器等诸多不便;随着国家静脉用药集中配置中心制度的推广普及,配药的集中化带来专用配药设备和器材强烈需求,设备化配药容易完成大批量简单组方的药品配制,对于复杂组方和零星药品配制,则配置周期长和成本高,因此本申请提供一种更加适用静配中心的配药器材,作为静配解决方案有机整体的一部分。
发明内容:
本发明提供一种代替现有的配药针头,实现全方位配药,既具有西林瓶包装药品调配方便性,同时对于安瓿包装药品调配的适用性也没有降低,适用于所有大液体包装容器,是设备无法调配药品的有机补充,同时适用于医疗机构包含静配中心在内的所有科室配药。本发明提供的配药针头由针管、针座组成,针管近针座端直径大,近针尖端直径小,由过度斜面形成的台阶衔接,小直径部分设有侧孔,侧孔远针尖的边缘距台阶的距离L为4±0.5mm,5±0.5 mm,6±0.5 mm,7±0.5 mm,8±0.5 mm,9±0.5 mm,10±0.5 mm。
本发明是通过以下方案实现的:
附图说明:
图1为一种配药针头示意图
图2为一种配药针头剖视图
图中
1、针管 2、针座 L、侧孔远针尖的边缘距台阶的距离。
具体实施方式:下面结合附图以典型的实施例进行说明。
实施例1:一种配药针头。
本实施例中针管1安装在针座2上,该配药针头可以安装到配药注射器上使用,针管1近针座端直径大,近针尖端直径小,由过度斜面形成的台阶衔接,小直径部分设有侧孔,侧孔远针尖边缘与台阶的距离为L,这样在西林瓶包装药品调配时,可以先将吸入溶媒的配药注射器内吸入适量的空气,将直径小的部分刺入西林瓶到台阶位置,将溶媒注入进行溶解,由于瓶内正压,配药注射器会自动回弹,且将药液抽吸干净;对于安瓿包装的药品由于针管部分和普通的配药针头长短一致,可以方便抽吸安瓿内的药液;对于瓶塞较厚的大液体容器可以将整个针管插入刺穿瓶塞,将药液注入大液体容器。

Claims (1)

1.一种配药针头,由针管、针座组成,其特征在于:针管近针座端直径大,近针尖端直径小,由过度斜面形成的台阶衔接,小直径部分设有侧孔,侧孔远针尖的边缘距台阶的距离L为4±0.5mm,5±0.5 mm,6±0.5 mm,7±0.5 mm,8±0.5 mm,9±0.5 mm,10±0.5 mm。
CN202010464198.4A 2020-05-27 2020-05-27 一种配药针头 Pending CN111529387A (zh)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112618361A (zh) * 2020-12-08 2021-04-09 河南曙光汇知康生物科技股份有限公司 一种通用配药针以及通用配药针头

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112618361A (zh) * 2020-12-08 2021-04-09 河南曙光汇知康生物科技股份有限公司 一种通用配药针以及通用配药针头

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