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Fixing mechanism applied to special specimen fetching bag for laparoscopic surgery

A technology of fixing mechanism and retrieval bag, which is applied in the field of mechanical technology and minimally invasive surgery, can solve the problems of inconvenient operation for the surgeon and single self-locking structure, and achieve the effect of easy operation

Pending Publication Date: 2022-01-18
UNIV OF SHANGHAI FOR SCI & TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] At present, the self-locking structure of the colorectal surgery specimen collection bag is relatively simple and inconvenient for the operator to perform the operation

Method used

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  • Fixing mechanism applied to special specimen fetching bag for laparoscopic surgery
  • Fixing mechanism applied to special specimen fetching bag for laparoscopic surgery
  • Fixing mechanism applied to special specimen fetching bag for laparoscopic surgery

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Embodiment Construction

[0026] In order to make the technical means and effects realized by the present invention easy to understand, the present invention will be described in detail below in conjunction with the embodiments and accompanying drawings.

[0027]

[0028] figure 1 It is a schematic diagram of the overall structure of a fixing mechanism applied to a special specimen retrieval bag for laparoscopic surgery in an embodiment of the present invention; figure 2 It is a schematic perspective view of the structure of a fixing mechanism applied to a laparoscopic surgery special specimen retrieval bag in an embodiment of the present invention; image 3 It is an exploded structural diagram of a fixing mechanism applied to a special specimen collection bag for laparoscopic surgery in an embodiment of the present invention.

[0029] like Figure 1-Figure 3 As shown, a fixing mechanism 100 of this embodiment applied to a laparoscopic surgery special specimen retrieval bag includes a fixing rod 1...

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Abstract

The invention provides a fixing mechanism applied to a special specimen fetching bag for laparoscopic surgery. The fixing mechanism comprises a fixing rod, a U-shaped driver mounting assembly, a U-shaped driver, a movable rod, a threaded shell, a telescopic framework and a specimen bag, wherein a plurality of fixing rod notch grooves are formed in the top end of the fixing rod; the U-shaped driver mounting assembly is connected to the bottom end of the fixing rod and comprises an external thread and mounting through holes symmetrically formed in the two sides; the U-shaped driver is connected with the U-shaped driver mounting assembly and is provided with two stretching cylinders and cylindrical springs arranged on the stretching cylinders; the movable rod is internally hollow, is arranged in the fixing rod to move, and comprises a plurality of movable rod notch grooves formed in the top end, limiting protrusions arranged at the lower end and handles arranged at the bottom end; the threaded shell wraps the outer sides of the U-shaped driver mounting assembly and the U-shaped driver and is provided with an internal thread arranged in the upper end and a button through hole used for mounting a button; the telescopic framework is provided with a plurality of long rods and short rods; and the specimen bag is arranged in the telescopic framework, the upper end is a movable opening, and the lower end is a fixed opening.

Description

technical field [0001] The invention belongs to the field of mechanical technology and minimally invasive surgery, and in particular relates to a fixing mechanism applied to a special specimen collection bag for laparoscopic surgery. Background technique [0002] At present, the self-locking structure of the specimen collection bag for colorectal surgery is relatively simple and inconvenient for the operator to perform the operation. Contents of the invention [0003] The present invention is made in order to solve the above problems, and aims to provide a fixing mechanism applied to a special specimen collection bag for laparoscopic surgery. [0004] The present invention provides a fixing mechanism applied to a special sample retrieval bag for laparoscopic surgery, which has the following features, including: a fixing rod, the inside of which is hollow, and a plurality of circumferentially arranged notches for fixing rods are arranged at the top; The U-shaped driver ins...

Claims

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Application Information

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IPC IPC(8): A61B17/00
CPCA61B17/00234A61B2017/00287Y02W30/10
Inventor 佀国宁储青
Owner UNIV OF SHANGHAI FOR SCI & TECH
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