CN2200414Y - 一种用于腹腔镜胆囊切除术的取石器 - Google Patents

一种用于腹腔镜胆囊切除术的取石器 Download PDF

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Publication number
CN2200414Y
CN2200414Y CN 94205016 CN94205016U CN2200414Y CN 2200414 Y CN2200414 Y CN 2200414Y CN 94205016 CN94205016 CN 94205016 CN 94205016 U CN94205016 U CN 94205016U CN 2200414 Y CN2200414 Y CN 2200414Y
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cholecystectomy
lithotomy
model
utility
pull bar
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Expired - Fee Related
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CN 94205016
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左洁
左玉增
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Abstract

一种涉及医疗器械的腹腔镜胆囊切除术取石器, 它由拉杆、套管、弹簧、网等组成,是一种腹腔镜胆囊 切除手术中无论结石大小,一次取净的取石器,它具 有省功、省时,手术时间短,结石取得净的优点。适用 于腹腔镜胆囊切除术。

Description

本实用新型属医疗器械类,用于腹腔镜胆囊切除术。
公知、腹腔镜胆囊切除术所用的三爪形取石钳,每取一粒结石,进出穿刺孔一次,直径大于钳口或直径过小的结石,钳口抓不住,使用起来费时费功又取不净。
本实用新型避免了上述技术之不足,设计了一种无论结石直径大小,一次取净结石的取石器。
本实用新型的目的是这样实现的:它由卡口(1)突缘(2)套管(3)拉杆(4)小孔(5)钢丝(6)网(7)弹簧(8)等组成。拉杆(4)装于套管(3)之中后,后端设有突缘(2)前端呈扁形并开有两个小孔(5)与环形钢丝(6)连接,钢丝(6)的前端呈Ω形,穿于网(7)的口部。U形弹簧(8)一端与套管(3)的后端连接,另一端设有卡口(1)。本实用新型用一个口部可张可缩的小网,取代了原取石钳的三爪形钳口,达到了设计目的。
本实用新型具有省功、省时,手术时间短,结石取净率高的优点。
附图绘出了本实用新型的实施例,如图安装,即可使用。
使用时,将拉杆(4)推进套管(3)中,连接在拉杆(4)前端的小孔(5)上的钢丝(6),利用弹力,将网(7)的口部张开,插入穿刺孔,置于取石处。通过腹腔镜观察,用另一器具将所有大小结石刮进网(7)中。压缩弹簧(8)将突缘(2)置于卡口(1)中,放松弹簧(8),其张力将拉杆(4)前端小孔(5)连接的钢丝(6)拉进套管(3)中,缩紧网口,拉出穿刺口,完成取石。

Claims (2)

1、一种用于腹腔镜胆囊切除术的取石器,由卡口(1)突缘(2)套管(3)拉杆(4)弹簧(8)等组成,其特征是,拉杆(4)的前端,设有钢丝(6)和网(7),钢丝(6)穿于网(7)的口部,与设在拉杆(4)前端小孔(5)连接。
2、根据权利要求1所述的一种用于腹腔镜胆囊切除术的取石器,其特征是:在拉杆(4)的前端开有两个小孔(5)。
CN 94205016 1994-03-22 1994-03-22 一种用于腹腔镜胆囊切除术的取石器 Expired - Fee Related CN2200414Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 94205016 CN2200414Y (zh) 1994-03-22 1994-03-22 一种用于腹腔镜胆囊切除术的取石器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 94205016 CN2200414Y (zh) 1994-03-22 1994-03-22 一种用于腹腔镜胆囊切除术的取石器

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CN2200414Y true CN2200414Y (zh) 1995-06-14

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CN 94205016 Expired - Fee Related CN2200414Y (zh) 1994-03-22 1994-03-22 一种用于腹腔镜胆囊切除术的取石器

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CN (1) CN2200414Y (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102379734A (zh) * 2010-09-03 2012-03-21 宛新建 一种网状取石装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102379734A (zh) * 2010-09-03 2012-03-21 宛新建 一种网状取石装置

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