CN201441393U - 体表肿瘤活检器 - Google Patents

体表肿瘤活检器 Download PDF

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Publication number
CN201441393U
CN201441393U CN2009200293223U CN200920029322U CN201441393U CN 201441393 U CN201441393 U CN 201441393U CN 2009200293223 U CN2009200293223 U CN 2009200293223U CN 200920029322 U CN200920029322 U CN 200920029322U CN 201441393 U CN201441393 U CN 201441393U
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Prior art keywords
needle
biopsy device
tumor biopsy
superficial tumor
puncture needle
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Expired - Fee Related
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CN2009200293223U
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English (en)
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董庆芬
曹晓刚
陈珂
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Abstract

一种体表肿瘤活检器,属于医疗器械技术领域,它由针筒(1)和穿刺针(2)组成,针筒(1)内部滑动密封连接着带有针栓的活塞,其特征在于针筒(1)前端的乳头上螺纹密封连接着针尖为实心的穿刺针(2),在实心针尖后面的穿刺针(2)上开有与针腔相通的长方形通孔(3),长方形通孔(3)周边设有锋利的刀刃。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

体表肿瘤活检器
技术领域
本实用新型属于医疗器械技术领域,具体地说是一种体表肿瘤活检器。
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,创口小的体表肿瘤活检器。
本实用新型的目的是这样实现的:该体表肿瘤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针尖为实心的穿刺针,在实心针尖后面的穿刺针上开有与针腔相通的长方形通孔,长方形通孔周边设有锋利的刀刃。
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,然后旋转针筒,通孔周边的锋利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:该体表肿瘤活检器由针筒1和穿刺针2组成,针筒1内部滑动密封连接着带有针栓的活塞,针筒1前端的乳头上螺纹密封连接着针尖为实心的穿刺针2,在实心针尖后面的穿刺针2上开有与针腔相通的长方形通孔3,长方形通孔3周边设有锋利的刀刃。

Claims (1)

1.一种体表肿瘤活检器,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的活塞,其特征在于针筒(1)前端的乳头上螺纹密封连接着针尖为实心的穿刺针(2),在实心针尖后面的穿刺针(2)上开有与针腔相通的长方形通孔(3),长方形通孔(3)周边设有锋利的刀刃。
CN2009200293223U 2009-07-07 2009-07-07 体表肿瘤活检器 Expired - Fee Related CN201441393U (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009200293223U CN201441393U (zh) 2009-07-07 2009-07-07 体表肿瘤活检器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009200293223U CN201441393U (zh) 2009-07-07 2009-07-07 体表肿瘤活检器

Publications (1)

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CN201441393U true CN201441393U (zh) 2010-04-28

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2009200293223U Expired - Fee Related CN201441393U (zh) 2009-07-07 2009-07-07 体表肿瘤活检器

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CN (1) CN201441393U (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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 (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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: 20100428

Termination date: 20120707