CN203829460U - 一种腔镜手术扩径引流装置 - Google Patents

一种腔镜手术扩径引流装置 Download PDF

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Publication number
CN203829460U
CN203829460U CN201420093811.6U CN201420093811U CN203829460U CN 203829460 U CN203829460 U CN 203829460U CN 201420093811 U CN201420093811 U CN 201420093811U CN 203829460 U CN203829460 U CN 203829460U
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hole enlargement
endoscope
drainage system
diameter
frustum
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Expired - Fee Related
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CN201420093811.6U
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Inventor
柳青峰
刘少春
崔建春
李立
董齐
白枫
矫太鹏
姜久志
费翔
张颖
高洋
肖轩
马帅
王英姿
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Huang Yan
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People's Hospital Manchu Autonomous County Of Juanren
LIAONING PEOPLE'S HOSPITAL
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Abstract

扩径器、外套管和引导杆,扩径器是圆筒,其前端是圆锥台,圆锥台小端的直径为扩径前的孔径,圆锥台大端的直径为扩径后的孔径,引导杆的直径小于扩径前的孔径,引导杆插在扩径器里,外套管的前端是圆锥台,圆锥台小端的直径为扩径后的孔径,外套管的外径稍大于扩径后的孔径,外套管套在扩径器上。本实用新型提供的腔镜手术扩径引流装置,其优点在于:操作时简单、快捷、微创。

Description

一种腔镜手术扩径引流装置
技术领域
本实用新型涉及腔镜手术扩径引流装置。 
背景技术
目前在腔镜手术后放置比戳卡(trocar)(或称穿刺套管)粗的引流管前,一般采用大止血钳紧贴戳卡外壁插入腹腔(腔镜手术操作空间),操作过程中很容易刺入周围的其他组织,准确性差,周围脂肪、肌肉、腱膜组织容易受损,而且操作时间长。 
发明内容
本实用新型的目的在于提供一种简单、快捷、微创的扩径装置。 
本实用新型提供一种腔镜手术扩径引流装置,其特征在于:包括扩径器、外套管和引导杆,扩径器是圆筒,其前端是圆锥台,圆锥台小端的直径为扩径前的孔径,圆锥台大端的直径为扩径后的孔径,引导杆的直径小于扩径前的孔径(即戳卡形成的孔径),引导杆插在扩径器里,外套管的前端是圆锥台,圆锥台小端的直径为扩径后的孔径,外套管的外径稍大于扩径后的孔径,外套管套在扩径器上。 
使用时,先将引导杆插入戳卡中,拔出戳卡,将套有外套管的扩径器套在引导杆上,进入原孔中,缓缓推入扩径器,由扩径器的圆锥台将原孔扩大,当外套管随着进入扩大了的孔中,相继拔出引导杆和扩径器,就可放置引流管。 
本实用新型提供的腔镜手术扩径引流装置,其扩径器的圆锥台上可以制有 螺纹,以便操作:旋转扩径器就可扩径。 
本实用新型提供的腔镜手术扩径引流装置,其扩径器后端有把手,以便拔出扩径器。 
本实用新型提供的腔镜手术扩径引流装置,其把手上可以制有滚花,以便操作。 
本实用新型提供的腔镜手术扩径引流装置,其外套管的外径上可以制有凸台以减缓扩径速度。 
本实用新型提供的腔镜手术扩径引流装置,其凸台可以是螺纹线,其螺距小于扩径器圆锥台上螺纹的螺距,以便制作。 
本实用新型提供的腔镜手术扩径引流装置,其外套管的后端可以有大直径的把手,以便操作。 
本实用新型提供的腔镜手术扩径引流装置,其外套管后端大直径把手的两侧可以铣平,更便于操作。 
本实用新型提供的腔镜手术扩径引流装置,其优点在于:手术安全,操作方便。 
附图说明
图1为腔镜手术扩径引流装置的结构示意图; 
图2为腔镜手术扩径引流装置的结构示意图(左侧)。 
具体实施方式
实施例1 
腔镜手术扩径引流装置,其结构如图1所示,包括扩径器1、外套管2和引导杆3,扩径器是圆筒,其前端是圆锥台,圆锥台小端的直径d为扩径前的孔径, 圆锥台大端的直径D为扩径后的孔径,引导杆的直径小于扩径前的孔径,引导杆插在扩径器里,外套管的前端是圆锥台,圆锥台小端的直径为扩径后的孔径,外套管的外径稍大于扩径后的孔径,外套管套在扩径器上,扩径器的圆锥台上制有螺纹,扩径器后端有把手,把手上制有滚花,外套管的外径上制有螺纹线状凸台,外套管的后端有大直径的把手,把手的两侧铣平。 

Claims (10)

1.一种腔镜手术扩径引流装置,其特征在于:包括扩径器、外套管和引导杆,扩径器是圆筒,其前端是圆锥台,圆锥台小端的直径为扩径前的孔径,圆锥台大端的直径为扩径后的孔径,引导杆的直径小于扩径前的孔径,引导杆插在扩径器里,外套管的前端是圆锥台,圆锥台小端的直径为扩径后的孔径,外套管的外径稍大于扩径后的孔径,外套管套在扩径器上。
2.按照权利要求1所述的腔镜手术扩径引流装置,其特征在于:所述扩径器的圆锥台上制有螺纹。
3.按照权利要求1所述的腔镜手术扩径引流装置,其特征在于:所述扩径器后端有把手。
4.按照权利要求2所述的腔镜手术扩径引流装置,其特征在于:所述扩径器后端有把手。
5.按照权利要求3所述的腔镜手术扩径引流装置,其特征在于:所述把手上制有滚花。
6.按照权利要求4所述的腔镜手术扩径引流装置,其特征在于:所述把手上制有滚花。
7.按照权利要求1~6之一所述的腔镜手术扩径引流装置,其特征在于:所述外套管的外径上制有凸台。
8.按照权利要求7所述的腔镜手术扩径引流装置,其特征在于:所述凸台是螺纹线,其螺距小于扩径器圆锥台上螺纹的螺距。
9.按照权利要求1~6之一所述的腔镜手术扩径引流装置,其特征在于:所述外套管的后端有大直径的把手。
10.按照权利要求1所述的腔镜手术扩径引流装置,其特征在于:所述外套管后端大直径把手的两侧铣平。
CN201420093811.6U 2014-03-03 2014-03-03 一种腔镜手术扩径引流装置 Expired - Fee Related CN203829460U (zh)

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