CN218979016U

CN218979016U - Large specimen cutting and separating object taking device for endoscopic surgery

Info

Publication number: CN218979016U
Application number: CN202222872077.0U
Authority: CN
Inventors: 何涛贞; 徐畅; 孙小艳
Original assignee: West China Hospital of Sichuan University
Current assignee: West China Hospital of Sichuan University
Priority date: 2022-10-28
Filing date: 2022-10-28
Publication date: 2023-05-09
Anticipated expiration: 2032-10-28

Abstract

The utility model relates to the technical field of medical treatment, and discloses a large specimen segmentation extractor for endoscopic surgery, which comprises: the splitting mechanism is used for splitting huge samples and the accommodating mechanism is used for accommodating small samples; the cutting mechanism comprises a cylinder, cutting wires in bundles and a limiting ring, wherein the cutting wires penetrate through the limiting ring on the sample side of the cylinder to uniformly disperse the cutting wires, so that a sample object with a larger volume can be cut uniformly when the cutting mechanism is used; the storage mechanism comprises a storage rod, a sleeve and a storage bag, wherein the storage rod is arranged in the sleeve in a sliding manner, the tip end of the storage rod is connected with a memory ring sheet, the storage bag is sleeved on the memory ring sheet, and the storage bag can be automatically unfolded through the memory ring sheet, so that the collection and the loading of specimen objects are facilitated; the cylinder slides and sets up in the thing pole, and the segmentation silk bottom struts the back and is located puts the thing bag, and the process of segmentation big piece sample is also putting the thing bag, and the little piece sample after the segmentation can not scatter to put the thing bag outside, has overcome the sample and has pressed from both sides the problem of getting omission.

Description

Large specimen cutting and separating object taking device for endoscopic surgery

Technical Field

The utility model relates to the technical field of medical treatment, in particular to a large specimen cutting and separating extractor for endoscopic surgery.

Background

In the clinical medical process, large-area open surgery is needed when a patient suffers from a large specimen object such as tumor, for example, in the field of endoscopic surgery, a large object specimen is usually taken out after a wound incision is enlarged; in order to reduce the area of wound, the current development towards minimally invasive technology gradually, and the scope operation field adopts the sample segmentation to cut up the ware and tear into thin and irregular fritter to take out to huge sample by turns, and this process needs to carry out the cutting action repeatedly, loaded down with trivial details and be difficult for the operation, and is consuming time and laborious, broken fritter sample is scattered easily moreover, leads to the fact the omission when pressing from both sides getting easily.

Disclosure of Invention

The utility model provides a large specimen cutting and separating extractor for endoscopic surgery, which solves the problem that the existing specimen cutting extractor is easy to miss when small specimens are clamped.

A large specimen splitting and fetching device for endoscopic surgery, comprising: the splitting mechanism is used for splitting huge samples and the holding mechanism is used for holding broken samples;

the cutting mechanism comprises a cylinder, cutting wires in a beam shape and a limiting ring positioned in the cylinder, wherein the limiting ring is arranged on the sample side of the cylinder, and the cutting wires penetrate through the limiting ring and are movably arranged in the cylinder;

the storage mechanism comprises a storage rod, a sleeve and a storage bag, wherein the storage rod is arranged in the sleeve in a sliding manner, the tip end of the storage rod is connected with a memory ring sheet, and the storage bag is sleeved on the memory ring sheet;

the cylinder is slidably disposed within the object bar.

The utility model discloses a splitting and fetching device which consists of two parts, namely a splitting mechanism and a holding mechanism, wherein a sleeve is inserted into a wound, an animal pushing rod is used for expanding a storage bag at the tip of the animal pushing rod and wrapping the whole large specimen, the splitting mechanism is pushed inwards to open the bottom of a splitting wire, the large specimen is placed in a cavity formed by the splitting wire, the splitting wire is pulled to split the large specimen into small pieces, all the small pieces are placed in the storage bag, the clamping omission is avoided, the whole device is compact in structure, and an operator can use the device conveniently.

Further, a pull rope of the binding opening is arranged on the bag opening of the storage bag, extends out of the upper port of the sleeve and is connected with a pull ring.

The object placing bag is provided with the stay rope with the binding opening, so that the leakage of the specimen is prevented.

Further, a plurality of limiting holes are formed in the limiting ring, and each limiting hole penetrates through one cutting wire.

The limiting ring is provided with the limiting hole, and the limiting hole is used for limiting the cutting wire, so that the shape and the position of the cutting wire can be conveniently adjusted, and the cutting wire can uniformly cut a large specimen.

Further, one end of the cutting wire far away from the limiting ring is connected with a grab handle, and the grab handle is movably connected with the cutting wire.

Further, the diameter of the limiting hole is not smaller than the diameter of the cutting wire.

The utility model has the following beneficial effects:

(1) The cut wire specimen side of the cutting mechanism passes through the limiting hole of the limiting ring, so that a specimen with larger volume can be cut uniformly, and the cutting efficiency is high.

(2) The object placing bag of the object placing and taking mechanism is arranged at the tip end of the object bar, and after the tip end of the object bar extends out of the sleeve mouth, the object placing bag can be automatically unfolded through the memory ring sheet, so that the object picking and loading of a specimen is facilitated.

(3) The cutting mechanism is arranged in the object rod, the bottom end of the cutting wire is unfolded and then is positioned in the object placing bag, the process of cutting the large-block specimen is also carried out in the object placing bag, the small-block specimen after cutting cannot scatter outside the object placing bag, and the problem of omission of specimen clamping is solved; the large specimen cutting and separating object taking device is compact in structure and simple to operate in use.

Drawings

FIG. 1 is an overall construction diagram of the pouch of the present utility model after deployment;

FIG. 2 is a diagram showing the whole structure of a dicing wire in the bag according to the utility model;

FIG. 3 is a perspective view of the singulation mechanism of the present utility model;

FIG. 4 is a schematic view showing the cooperation of the retainer ring and the cylinder according to the present utility model.

In the figure: 101-a cylinder; 102-cutting the yarns; 103-limiting rings; 1031-a limiting hole; 104-grab handle; 201-object bar; 202-a sleeve; 203-memory ring plate; 204, placing a bag; 205-inhaul cable; 206-pull ring.

Detailed Description

The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.

Referring to fig. 1 to 4, the present utility model provides a large specimen cutting extractor for endoscopic surgery, comprising: the splitting mechanism is used for splitting huge samples and the accommodating mechanism is used for accommodating split small samples;

the cutting mechanism comprises a cylinder 101 and a cutting wire 102, and both ends of the cylinder 101 are open; the dicing wire 102 is disposed in the cylinder 101.

The specimen side of the cylinder 101 is connected with a limiting ring 103, the limiting ring 103 is cylindrical, the position close to the edge is annular and is uniformly distributed with eight limiting holes 1031, the limiting holes 1031 are used for limiting the cutting wire 102, and the diameter of the limiting holes 1031 is not smaller than that of the cutting wire 102.

The parting line 102 is preferably a thin steel wire with better toughness, is not easy to deform and has better parting performance; the cutting wires 102 are in a bundle shape, the sides of the specimens are welded and fixed together, the other sides of the specimens are distributed, each cutting wire 102 passes through one limiting hole 1031, the shape and the position of each cutting wire 102 can be adjusted through the limiting hole 1031, and all the cutting wires 102 can axially slide along the inner wall of the cylinder 101; pushing the cutting wire 102 to the specimen side, after the specimen end of the whole bundle of cutting wires 102 extends out of the port of the cylinder 101, bending the cutting wire 102 at the outlet of the bottom end of the cylinder 101 to form an umbrella-shaped cavity, controlling the cutting wire 102 to place a large specimen in the umbrella-shaped cavity, and adjusting the posture of the cutting wire 102 to pull the cutting wire 102 outwards can cut the large specimen in the cavity into a plurality of small specimens.

One end of the cutting wire 102 far away from the limiting ring 103 is movably connected with a grab handle 104, and the grab handle 104 is used for regulating the bundled cutting wires 102 together, so that the operation is convenient.

The storage mechanism comprises a storage rod 201, a sleeve 202 and a storage bag 204, wherein the storage rod 201 is arranged in the sleeve 202 in a sliding manner, the tip end of the storage rod 201 is connected with a memory ring sheet 203, and the memory ring sheet 203 is made of metal sheets and comprises two halves which are symmetrically arranged and are in an arc shape; the memory ring 203 is in a straightened state when inside the sleeve 202, and is in a circular ring shape when extending out of the opening of the sleeve 202.

The memory ring 203 is sleeved with the storage bag 204, and when the memory ring 203 extends out of the opening of the sleeve 202, the opening of the storage bag 204 can be quickly opened along with the memory ring 203, so that the sample object can be conveniently picked up.

The outside of the bag opening of the storage bag 204 is sleeved with a pull rope 205, and the pull rope 205 can tighten the bag opening to prevent the sample objects in the bag from leaking, and can be used for pulling out the bag body of the storage bag 204; the pull cable 205 extends out of the upper end opening of the sleeve 202 and is connected with a pull ring 206, and the storage bag 204 can be pulled out by the pull ring 206 in a labor-saving manner.

The cylinder 101 is arranged in the object rod 201 in a sliding manner, so that the cutting wire 102 is conveniently placed in the object placing bag 204, and the process of cutting large specimens is also carried out in the object placing bag 204, so that small specimens are prevented from scattering after cutting, and the clamping omission is avoided.

The application steps of the utility model are as follows:

(1) Inserting the sleeve 202 into the wound, pushing the animal rod 201 to the specimen side to enable the memory ring piece 203 at the bottom end of the animal rod 201 to be stretched into a ring shape, and further opening the bag mouth of the object placing bag 204; turning the animal bar 201 to control the orientation of the mouth of the bag picks up a bulk specimen inside the storage bag 204.

(2) Pushing the cylinder 101 to enable the bottom end of the cylinder 101 to extend out of the port of the sleeve 202; the beam-shaped cutting wires 102 are pushed to the side of the specimen, the bottom ends of the cutting wires 102 are spread, the posture and the position of the cutting wires 102 are adjusted to enable a large specimen to be placed in a cavity formed by the beam-shaped cutting wires 102, a limiting ring 103 is sleeved on the upper portion of the cutting wires 102 to fix the position of each cutting wire 102, and the limiting ring is connected with an upper grab handle 104.

(3) Pulling the pull rope 205 upwards through the pull ring 206, and closing the bag mouth of the storage bag 204; pulling the dicing wire 102 outwards to divide the large specimen into small specimens; the dicing mechanism is taken out from the rod 201, then the rod 201 is taken out from the sleeve 202, then the sleeve 202 is taken out, the small specimen in the bag 204 is clamped out by using forceps, and the bag 204 is taken out.

The foregoing is merely a preferred embodiment of the utility model, which is not representative of all possible forms of the utility model, and the scope of the utility model is not limited to such specific statements and embodiments. Various other modifications and improvements can be made in light of the teachings of the present disclosure without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a huge sample segmentation extractor of laparoscopic surgery which characterized in that includes: the splitting mechanism is used for splitting huge samples and the holding mechanism is used for holding broken samples;

the cutting mechanism comprises a cylinder (101), cutting wires (102) in a beam shape and a limiting ring (103) positioned in the cylinder (101), wherein the limiting ring (103) is arranged on the sample side of the cylinder (101), and the cutting wires (102) penetrate through the limiting ring (103) and are movably arranged in the cylinder (101);

the storage mechanism comprises a storage rod (201), a sleeve (202) and a storage bag (204), wherein the storage rod (201) is arranged in the sleeve (202) in a sliding manner, the tip of the storage rod (201) is connected with a memory ring sheet (203), and the storage bag (204) is sleeved on the memory ring sheet (203);

the cylinder (101) is slidably arranged in the object rod (201).

2. The laparoscopic surgery large specimen segmentation extractor according to claim 1, wherein: the bag mouth of the storage bag (204) is provided with a pull rope (205) with a binding opening, and the pull rope (205) extends out of the upper port of the sleeve (202) and is connected with a pull ring (206).

3. The laparoscopic surgery large specimen segmentation extractor according to claim 1, wherein: the limiting ring (103) is provided with a plurality of limiting holes (1031), and each limiting hole (1031) penetrates through one cutting wire (102).

4. The laparoscopic surgery large specimen segmentation extractor according to claim 1, wherein: one end of the cutting wire (102) far away from the limiting ring (103) is connected with a grab handle (104), and the grab handle (104) is movably connected with the cutting wire (102).

5. The laparoscopic surgery large specimen segmentation extractor according to claim 3, wherein: the diameter of the limit hole (1031) is not smaller than the diameter of the cutting wire (102).