CN201551341U - 刺抽式软组织活检器 - Google Patents

刺抽式软组织活检器 Download PDF

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Publication number
CN201551341U
CN201551341U CN2009202801278U CN200920280127U CN201551341U CN 201551341 U CN201551341 U CN 201551341U CN 2009202801278 U CN2009202801278 U CN 2009202801278U CN 200920280127 U CN200920280127 U CN 200920280127U CN 201551341 U CN201551341 U CN 201551341U
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needle
soft tissue
biopsy device
tissue biopsy
puncturing
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Expired - Fee Related
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CN2009202801278U
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苏俊红
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Abstract

一种刺抽式软组织活检器,属于医疗器械技术领域,它由针筒(1)和穿刺针(2)组成,其特征在于针筒(1)内部滑动密封连接着带有针栓(3)的活塞(4),针筒(1)前端的乳头上螺纹密封连接着前端尖锐密封的穿刺针(2),穿刺针(2)针尖后面的针管上开有与针腔相通的长方形轴向通孔(5),靠近针尖的轴向通孔(5)边沿为锋利刀刃,刀刃向外翘起角度为5°。本实用新型的优点:结构简单,操作方便,省时省力,创口小,能减轻病人痛苦,降低医护人员的工作量。

Description

刺抽式软组织活检器
技术领域
本实用新型属于医疗器械技术领域,具体地说是一种刺抽式软组织活检器。
背景技术
目前,临床上对于体表肿瘤的活检取材,主要是采用手术切开的方法进行取材活检,这种方法不仅操作麻烦、费时费力,而且切口也比较大,不但增加了医护人员的工作量,同时也给病人带来很大痛苦。
发明内容
本实用新型的目的在于克服上述不足,提供一种在体表肿瘤活检取材时,操作简便,省时省力,创口小的刺抽式软组织活检器。
本实用新型的目的是这样实现的:该刺抽式软组织活检器由针筒和穿刺针组成,针筒内部滑动密封连接着带有针栓的活塞,针筒前端的乳头上螺纹密封连接着前端尖锐密封的穿刺针,穿刺针针尖后面的针管上开有与针腔相通的长方形轴向通孔,靠近针尖的轴向通孔边沿为锋利刀刃,刀刃向外翘起角度为5°。
在体表肿瘤取材时,将穿刺针刺入肿瘤内并拉动针栓,肿瘤组织在负压作用下陷入穿刺针上面的长方形通孔内,沿直线方向向外拉动针筒,翘起的刀刃即可将肿瘤组织切割下来。
本实用新型的优点:结构简单,操作方便,省时省力,创口小,能减轻病人痛苦,降低医护人员的工作量。
附图说明
附图为本实用新型的结构示意图。
具体实施方式
以下结合附图对本实用新型作进一步详细描述:该刺抽式软组织活检器由针筒1和穿刺针2组成,针筒1内部滑动密封连接着带有针栓3的活塞4,针筒1前端的乳头上螺纹密封连接着前端尖锐密封的穿刺针2,穿刺针2针尖后面的针管上开有与针腔相通的长方形轴向通孔5,靠近针尖的轴向通孔5边沿为锋利刀刃,刀刃向外翘起角度为5°。

Claims (1)

1.一种刺抽式软组织活检器,由针筒(1)和穿刺针(2)组成,其特征在于针筒(1)内部滑动密封连接着带有针栓(3)的活塞(4),针筒(1)前端的乳头上螺纹密封连接着前端尖锐密封的穿刺针(2),穿刺针(2)针尖后面的针管上开有与针腔相通的长方形轴向通孔(5),靠近针尖的轴向通孔(5)边沿为锋利刀刃,刀刃向外翘起角度为5°。
CN2009202801278U 2009-12-07 2009-12-07 刺抽式软组织活检器 Expired - Fee Related CN201551341U (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009202801278U CN201551341U (zh) 2009-12-07 2009-12-07 刺抽式软组织活检器

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Application Number Priority Date Filing Date Title
CN2009202801278U CN201551341U (zh) 2009-12-07 2009-12-07 刺抽式软组织活检器

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CN201551341U true CN201551341U (zh) 2010-08-18

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103583429A (zh) * 2013-11-07 2014-02-19 北京市水产科学研究所 一种制作快捷的鱼类性腺组织采取装置
CN109199404A (zh) * 2018-11-14 2019-01-15 青岛市肿瘤医院 一种医学临床用肿瘤活检取样装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103583429A (zh) * 2013-11-07 2014-02-19 北京市水产科学研究所 一种制作快捷的鱼类性腺组织采取装置
CN109199404A (zh) * 2018-11-14 2019-01-15 青岛市肿瘤医院 一种医学临床用肿瘤活检取样装置

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Granted publication date: 20100818

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