CN201356711Y - 玻璃体腔冲洗针头 - Google Patents

玻璃体腔冲洗针头 Download PDF

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Publication number
CN201356711Y
CN201356711Y CNU2009200225334U CN200920022533U CN201356711Y CN 201356711 Y CN201356711 Y CN 201356711Y CN U2009200225334 U CNU2009200225334 U CN U2009200225334U CN 200920022533 U CN200920022533 U CN 200920022533U CN 201356711 Y CN201356711 Y CN 201356711Y
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handle
syringe needle
vitreous chamber
needle
puncture needle
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CNU2009200225334U
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徐学农
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Abstract

本实用新型公开了一种玻璃体腔冲洗针头,包括手柄和固接在手柄一端的穿刺针,穿刺针的外露段的长度为4-6mm。穿刺针内设过液孔,手柄内设与过液孔连通的过液腔,手柄的另一端插接有输液管,手柄与穿刺针连接端的端面向外延伸成限位片。使用上述结构的冲洗针头能带来操作简单、快速、安全,病人痛苦小、手术费用低的效果。

Description

玻璃体腔冲洗针头
技术领域
本实用新型涉及一种眼科手术器材,具体涉及一种玻璃体腔冲洗针头。
背景技术
目前,玻璃体切割术后眼内出血的处理过程如下:首先进行球后麻醉,然后在显微镜下切开球结膜,在睫状体扁平部做两个切口,在助手的协助下,在一切口安装灌注头并缝合固定。紧接着向灌注头输送冲洗液,眼内出血随冲洗液从另一切口流出,冲洗结束后,将切口依次缝合,结膜下注射抗生素。上述处理过程存在以下缺点:1、需要两名医生,2、需要显微镜,3、手术范围大、切口多,增加了病人的痛苦及手术危险,5、手术费用高。
实用新型内容
本实用新型要解决的技术问题是针对上述不足,提供一种玻璃体腔冲洗针头,该针头能带来操作简单、快速、安全,病人痛苦小、手术费用低的效果。
为了解决上述技术问题,本实用新型提供了一种如下结构的玻璃体腔冲洗针头,其结构特点是:该冲洗针头包括手柄和固接在手柄一端的穿刺针,穿刺针内设过液孔,手柄内设与过液孔连通的过液腔,手柄的另一端插接有输液管,手柄与穿刺针连接端的端面向外延伸成限位片。
使用本实用新型对玻璃体切割术后眼内出血的处理过程如下;眼球表面麻醉后,将两个冲洗针头直接插入睫状体扁平部,一个进液,一个放液,冲完后拔出,在眼睑内上抗生素眼膏后包扎即可。上述处理过程与现有方法相比,不需要在显微镜下切开球结膜和在睫状体扁平部做两个切口,也不需要助手的协助就能完成,因而,使用本实用新型能带来操作简单、快速、安全,病人痛苦小、手术费用低的效果。
为了更好的适于眼部空间所需,所述穿刺针的外露段的长度为4-6mm。
附图说明
下面结合附图对本实用新型的具体实施方式作进一步的详细说明:
附图是本实用新型的结构示意图。
具体实施方式
如附图所示的玻璃体腔冲洗针头,用于捏持的手柄1和固接在手柄1一端的穿刺针2,穿刺针2的外露段的长度为4-6mm。穿刺针2内设过液孔4,手柄1内设与过液孔4连通的过液腔3,手柄1的另一端插接有输液管5,手柄1与穿刺针2连接端的端面向外延伸成限位片6。

Claims (2)

1.一种玻璃体腔冲洗针头,其特征是:该冲洗针头包括手柄(1)和固接在手柄(1)一端的穿刺针(2),穿刺针(2)内设过液孔(4),手柄(1)内设与过液孔(4)连通的过液腔(3),手柄(1)的另一端插接有输液管(5),手柄(1)与穿刺针(2)连接端的端面向外延伸成限位片(6)。
2.根据权利要求1所述的玻璃体腔冲洗针头,其特征是:所述穿刺针(2)的外露段的长度为4-6mm。
CNU2009200225334U 2009-02-23 2009-02-23 玻璃体腔冲洗针头 Expired - Fee Related CN201356711Y (zh)

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102500051A (zh) * 2011-10-11 2012-06-20 马光元 一次性冲洗针头
CN106214321A (zh) * 2010-10-15 2016-12-14 科尼尔赛德生物医学公司 用于进入眼睛的装置
US9931330B2 (en) 2012-11-08 2018-04-03 Clearside Biomedical, Inc. Methods and devices for the treatment of ocular diseases in human subjects
US9937075B2 (en) 2013-05-03 2018-04-10 Clearside Biomedical, Inc. Apparatus and methods for ocular injection
US10188550B2 (en) 2013-06-03 2019-01-29 Clearside Biomedical, Inc. Apparatus and methods for drug delivery using multiple reservoirs
US10973681B2 (en) 2016-08-12 2021-04-13 Clearside Biomedical, Inc. Devices and methods for adjusting the insertion depth of a needle for medicament delivery
US11596545B2 (en) 2016-05-02 2023-03-07 Clearside Biomedical, Inc. Systems and methods for ocular drug delivery
US11752101B2 (en) 2006-02-22 2023-09-12 Clearside Biomedical, Inc. Ocular injector and methods for accessing suprachoroidal space of the eye

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11944703B2 (en) 2006-02-22 2024-04-02 Clearside Biomedical, Inc. Ocular injector and methods for accessing suprachoroidal space of the eye
US11752101B2 (en) 2006-02-22 2023-09-12 Clearside Biomedical, Inc. Ocular injector and methods for accessing suprachoroidal space of the eye
US10952894B2 (en) 2010-10-15 2021-03-23 Clearside Biomedical, Inc. Device for ocular access
CN106214321A (zh) * 2010-10-15 2016-12-14 科尼尔赛德生物医学公司 用于进入眼睛的装置
CN106214321B (zh) * 2010-10-15 2018-08-28 科尼尔赛德生物医学公司 用于进入眼睛的装置
CN102500051A (zh) * 2011-10-11 2012-06-20 马光元 一次性冲洗针头
US9931330B2 (en) 2012-11-08 2018-04-03 Clearside Biomedical, Inc. Methods and devices for the treatment of ocular diseases in human subjects
US9937075B2 (en) 2013-05-03 2018-04-10 Clearside Biomedical, Inc. Apparatus and methods for ocular injection
US10722396B2 (en) 2013-05-03 2020-07-28 Clearside Biomedical., Inc. Apparatus and methods for ocular injection
US10555833B2 (en) 2013-05-03 2020-02-11 Clearside Biomedical, Inc. Apparatus and methods for ocular injection
US11559428B2 (en) 2013-05-03 2023-01-24 Clearside Biomedical, Inc. Apparatus and methods for ocular injection
US10517756B2 (en) 2013-05-03 2019-12-31 Clearside Biomedical, Inc Apparatus and methods for ocular injection
US10188550B2 (en) 2013-06-03 2019-01-29 Clearside Biomedical, Inc. Apparatus and methods for drug delivery using multiple reservoirs
US11596545B2 (en) 2016-05-02 2023-03-07 Clearside Biomedical, Inc. Systems and methods for ocular drug delivery
US10973681B2 (en) 2016-08-12 2021-04-13 Clearside Biomedical, Inc. Devices and methods for adjusting the insertion depth of a needle for medicament delivery

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