CN102397132A - 鼓室穿刺针 - Google Patents

鼓室穿刺针 Download PDF

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Publication number
CN102397132A
CN102397132A CN2010102773542A CN201010277354A CN102397132A CN 102397132 A CN102397132 A CN 102397132A CN 2010102773542 A CN2010102773542 A CN 2010102773542A CN 201010277354 A CN201010277354 A CN 201010277354A CN 102397132 A CN102397132 A CN 102397132A
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Prior art keywords
needle
casing
needle core
syringe
silica gel
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CN2010102773542A
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English (en)
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孙伟
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Individual
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Individual
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Priority to CN2010102773542A priority Critical patent/CN102397132A/zh
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Abstract

本发明公开了一种鼓室穿刺针,具有硅胶套管和针芯,套管末端为注射器连接端,针芯前端设有针头,后端设有针柄,套管与针芯结合紧密,针芯前端穿出套管1mm,套管末端可连接注射器。本发明由于套管为硅胶材质,针芯为不锈钢材质,在鼓室抽液及注射药物时不会损伤鼓膜、中耳及内耳结构,从而减少病人的痛苦和恐惧,提高治疗的安全性。

Description

鼓室穿刺针
技术领域  本发明在医学上涉及一种耳鼻咽喉科常用的医疗器械,直接涉及鼓室穿刺针。
背景技术  鼓室穿刺针是鼓室穿刺抽液及鼓室内注射药物所使用的专用医疗器械,临床耳鼻咽喉科应用广泛。目前通常使用的为长110mm的7号或9号注射针头,但它应用于鼓室穿刺有很多缺陷,由于注射针头质硬而且尖锐,经鼓膜刺入鼓室后,在进行抽液或向鼓室内注射药物时,如遇到病人配合不佳或操作者握持不稳的情况,很容易再次损伤鼓膜或鼓室内结构,如不慎损伤内耳,可产生迷路刺激症状,给病人造成肉体上的痛苦和心理上的负担。
发明内容  本发明的目的就是要提供一种鼓室穿刺针,它能有效地克服现有穿刺针易损伤鼓膜的弊端。
本发明的目的是这样实现的:一种鼓室穿刺针,具有硅胶套管和针芯,套管末端为注射器连接端,针芯前端设有针头,后端设有针柄。
本发明由于在原穿刺针外增加了硅胶套管,在鼓室抽液及注射药物时不会损伤鼓膜、中耳及内耳结构。
附图说明  附图是本发明鼓室穿刺针的结构示意图,下面结合附图对本发明作进一步说明。
具体实施方式  附图示出了本发明的结构,具有硅胶套管1和针芯2,其特征是:套管1末端为注射器连接端5,针芯2前端设有针头3,后端设有针柄4,套管1与针芯2结合紧密,针芯2前端穿出套管1(1mm)。本发明由于套管为硅胶材质,针芯为不锈钢材质,使用时套管1随针芯2同时穿刺入鼓室,拔出针芯2,套管1留于鼓室内,套管1末端连接注射器,便可反复行鼓室抽液及注射药物等操作,而不会损伤鼓膜、中耳及内耳结构,从而减少病人的痛苦和恐惧,提高治疗的安全性。

Claims (1)

1.一种鼓室穿刺针,具有硅胶套管(1)和针芯(2),其特征是:套管(1)末端为注射器连接端(5),针芯(2)前端设有针头(3),后端设有针柄(4)。
CN2010102773542A 2010-09-09 2010-09-09 鼓室穿刺针 Pending CN102397132A (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010102773542A CN102397132A (zh) 2010-09-09 2010-09-09 鼓室穿刺针

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010102773542A CN102397132A (zh) 2010-09-09 2010-09-09 鼓室穿刺针

Publications (1)

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CN102397132A true CN102397132A (zh) 2012-04-04

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CN2010102773542A Pending CN102397132A (zh) 2010-09-09 2010-09-09 鼓室穿刺针

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CN (1) CN102397132A (zh)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020231368A1 (en) * 2019-05-10 2020-11-19 Ondokuz Mayis Universitesi An intratympanic injection needle
CN113197623A (zh) * 2021-04-27 2021-08-03 复旦大学附属眼耳鼻喉科医院 一种经皮下鼓室内注射套管针

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020231368A1 (en) * 2019-05-10 2020-11-19 Ondokuz Mayis Universitesi An intratympanic injection needle
CN113197623A (zh) * 2021-04-27 2021-08-03 复旦大学附属眼耳鼻喉科医院 一种经皮下鼓室内注射套管针

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Application publication date: 20120404