CN213156252U

CN213156252U - Device integrating mucosal incision, submucosal injection and snare excision

Info

Publication number: CN213156252U
Application number: CN202021321224.XU
Authority: CN
Inventors: 曾波; 高敏娜
Original assignee: Yongchuan Hospital of Chongqing Medical University
Current assignee: Yongchuan Hospital of Chongqing Medical University
Priority date: 2020-07-08
Filing date: 2020-07-08
Publication date: 2021-05-11
Anticipated expiration: 2030-07-08

Abstract

The utility model discloses a collect mucosa and open, inject under the mucosa and snare excision device in an organic whole, the electric iron comprises a handle, the fixed slot has been opened to the handle front side, the handle both sides all are equipped with the slider, the slide opening has been seted up at the slider top, the handle run through the slide opening and with slide opening sliding connection, the handle bottom is equipped with the sheath pipe, inside the sheath pipe extends into the handle, sheath pipe and handle fixed connection, the inside integration mechanism that is equipped with of sheath pipe, integration mechanism includes the parting bead, the parting bead is established inside the sheath pipe, parting bead and sheath pipe fixed connection, parting bead cross sectional shape sets up to Y shape. The utility model discloses an at inside lasso chamber, water injection chamber, the cutter chamber of setting up of sheath pipe, with multiple instrument integration inside the sheath pipe, can realize mucosa mark, the mucosa injection down, the mucosa opens, the fast switch-over of snare excision instrument, is favorable to shortening the operation time, improves treatment.

Description

Device integrating mucosal incision, submucosal injection and snare excision

Technical Field

The utility model relates to the field of medical treatment, concretely relates to collect mucosa and open, submucosal injection and snare excision device in an organic whole.

Background

Aiming at endoscopic treatment of precancerous lesions and early cancers of digestive tracts of different sizes, particularly for cantonese and pedicle pressing lesions, the current treatment means are as follows: cold snare resection, mucosal resection, pre-dissection EMR, ESD.

Pre-incision EMR: mainly to 10-20mm guangdong, press the base of a fruit pathological change, can provide more complete pathological change tissue, do benefit to postoperative pathological change aassessment, but its when in actual use, at first need use the incision sword to mark, then use the syringe injection, use the incision sword to accomplish annular cutting again afterwards, use the snare to excise at last, whole process needs frequent change apparatus to lead to the operation time to increase, improved the operation degree of difficulty.

Therefore, there is a need to provide a device that integrates mucosal dissection, submucosal injection, and snare resection to address the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a collect mucosa and open, injection and snare excision in device of an organic whole under the mucosa, through set up the lasso chamber in sheath intraduct, the water injection chamber, the cutter chamber, drive cutter silk and lasso silk removal respectively through two sliders, thereby realize the shrink of cutter and lasso, connect external syringe through the syringe, make the water injection chamber can realize the injection under the mucosa, can realize the mucosa mark, the injection under the mucosa, the mucosa opens, the fast switch-over of snare excision instrument, be favorable to shortening the operation time, improve treatment, with the above-mentioned weak point in the solution technique.

In order to achieve the above object, the present invention provides the following technical solutions: a device integrating mucosa incision, submucosal injection and snare excision comprises a handle, wherein a fixed groove is formed in the front side of the handle, sliding blocks are arranged on two sides of the handle, a sliding hole is formed in the top of each sliding block, the handle penetrates through the sliding hole and is in sliding connection with the sliding hole, a sheath tube is arranged at the bottom of the handle and extends into the handle, the sheath tube is fixedly connected with the handle, and an integrated mechanism is arranged inside the sheath tube;

integration mechanism includes the parting strip, the parting strip is established inside the sheath pipe, parting strip and sheath pipe fixed connection, parting strip cross sectional shape sets up to Y shape, be equipped with lasso chamber, water injection chamber and cutter chamber between parting strip and the sheath pipe, two the slider bottom is equipped with cutter silk and lasso silk respectively, cutter silk and lasso silk respectively with two slider fixed connection, cutter silk and lasso silk all run through the handle and extend into cutter chamber and lasso intracavity portion respectively, cutter silk and handle sliding connection, cutter silk and cutter chamber sliding connection, lasso silk and handle sliding connection, lasso silk and lasso chamber sliding connection.

Preferably, the bottom end of the cutter wire is fixedly connected with a cutter, and the cutter is matched with the cutter cavity.

Preferably, the bottom end of the loop wire is provided with a loop, and the loop is matched with the loop cavity.

Preferably, the handle rear side is equipped with the syringe joint, the syringe joint runs through the handle and extends to sheath pipe rear side, the syringe joint is connected with handle fixed connection, the syringe joint is linked together with the water injection chamber.

Preferably, the bottoms of the two sliding blocks are fixedly connected with power connectors, the power connectors are arranged on the front side of the handle and are in sliding connection with the handle, and the two power connectors are respectively matched with the cutter wire and the ferrule wire.

Preferably, the handle and one side of each of the two sliders are fixedly connected with a finger ring.

Preferably, the two sides of the handle are both provided with scale strips.

Preferably, the handle, the slider and the finger ring are all made of plastic materials.

In the technical scheme, the utility model provides a technological effect and advantage:

through set up lasso chamber, water injection chamber, cutter chamber inside the sheath pipe, drive cutter silk and lasso silk respectively through two sliders and remove to realize the shrink of cutter and lasso, connect external syringe through the syringe, make the water injection chamber can realize the injection under the mucosa, can realize mucosa mark, the injection under the mucosa, mucosa cut, the fast switch-over of snare excision instrument, be favorable to shortening the operation time, improve treatment.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic perspective view of the handle of the present invention;

FIG. 3 is an enlarged view of the structure of part A of FIG. 1 according to the present invention;

FIG. 4 is an enlarged view of the structure of the portion B of FIG. 1 according to the present invention;

fig. 5 is an enlarged view of the structure of the portion C of fig. 2 according to the present invention.

Description of reference numerals:

1 handle, 2 fixed slots, 3 sliders, 4 sheath tubes, 5 isolating bars, 6 ferrule cavities, 7 water injection cavities, 8 cutter cavities, 9 cutter wires, 10 ferrule wires, 11 cutters, 12 ferrules, 13 injector connectors, 14 power connectors and 15 finger rings.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.

The utility model provides a device integrating mucosa incision, submucosal injection and snare excision as shown in figures 1-5, which comprises a handle 1, wherein a fixed groove 2 is arranged at the front side of the handle 1, sliders 3 are arranged at two sides of the handle 1, a slide hole is arranged at the top of each slider 3, the handle 1 penetrates through the slide hole and is in sliding connection with the slide hole, a sheath tube 4 is arranged at the bottom of the handle 1, the sheath tube 4 extends into the handle 1, the sheath tube 4 is fixedly connected with the handle 1, and an integrated mechanism is arranged inside the sheath tube 4;

integration mechanism includes parting strip 5, parting strip 5 is established inside sheath pipe 4, parting strip 5 and sheath pipe 4 fixed connection, parting strip 5 cross sectional shape sets up to Y shape, be equipped with lasso chamber 6, water injection chamber 7 and cutter chamber 8 between parting strip 5 and the sheath pipe 4, two 3 bottoms of slider are equipped with cutter silk 9 and lasso silk 10 respectively, cutter silk 9 and lasso silk 10 respectively with two slider 3 fixed connection, cutter silk 9 and lasso silk 10 all run through handle 1 and extend into cutter chamber 8 and lasso 6 insidely respectively, cutter silk 9 and handle 1 sliding connection, cutter silk 9 and cutter chamber 8 sliding connection, lasso silk 10 and handle 1 sliding connection, lasso silk 10 and lasso 6 sliding connection.

Further, in the above technical scheme, the bottom end of the cutter wire 9 is fixedly connected with a cutter 11, and the cutter 11 is matched with the cutter cavity 8.

Further, in the above technical solution, the bottom end of the loop wire 10 is provided with a loop 12, and the loop 12 is matched with the loop cavity 6.

Further, in the above technical solution, an injector joint 13 is arranged at the rear side of the handle 1, the injector joint 13 penetrates through the handle 1 and extends to the rear side of the sheath tube 4, the injector joint 13 is fixedly connected with the handle 1, and the injector joint 13 is communicated with the water injection cavity 7.

Further, in the above technical scheme, the bottoms of the two sliding blocks 3 are fixedly connected with power connectors 14, the power connectors 14 are arranged on the front side of the handle 1, the power connectors 14 are slidably connected with the handle 1, and the two power connectors 14 are respectively matched with the cutting wire 9 and the looping wire 10.

Further, in the above technical solution, a finger ring 15 is fixedly connected to one side of each of the handle 1 and the two sliders 3.

Furthermore, in the above technical scheme, scale strips are arranged on both sides of the handle 1.

Further, in the above technical solution, the handle 1, the sliding block 3 and the finger ring 15 are all made of plastic material.

The implementation mode is specifically as follows: when the utility model is used, firstly, the bottom end of the sheath tube 4 is extended to the lesion position of a patient, then the ring 15 close to one side of the cutter wire 9 is pushed, the ring 15 is made to push the slider 3 to move, and then the slider 3 is made to push the cutter wire 9 to move, so that the cutter wire 9 is made to push the cutter 11 to move, so that the cutter 11 extends out from the inside of the cutter cavity 8, then the cutter 11 is used to carry out annular marking on the lesion position, so that the mucous membrane has a damaged point, the ring 15 is pulled after the marking is finished, so that the cutter 11 is retracted into the inside of the cutter cavity 8 by the transmission cutter 11, then the bottom end of the sheath tube 4 is abutted against the damaged point, then the external syringe is connected with the syringe joint 13, water is injected into the syringe joint 13, so that water enters the inside of the water injection cavity 7 from the syringe joint 13, and finally enters the inside of the damaged point, the cutting knife 11 is used for cutting along the ring shape of the lesion part, then the cutting knife 11 is retracted, then the ring 15 close to one side of the loop wire 10 is pushed, the ring 15 pushes the slide block 3 to move, the loop wire 10 at the bottom of the slide block 3 is driven to move, the loop wire 10 pushes the loop 12 to move out of the loop cavity 6, then the loop 12 is used for cutting off the lesion part, the rapid switching of mucosa marking, injection under mucosa, mucosa incision and loop cutting tools is realized, the operation time is greatly shortened, the treatment effect is improved, the telescopic distance between the cutting knife 11 and the loop 12 can be accurately controlled by arranging the scale strip, the external power supply is conveniently connected by arranging the two power connectors 14, the electric cutting of the cutting knife 11 and the electric loop of the loop 12 are realized, the size distribution of three cavities in the sheath tube 4 is that the loop cavity 6 is larger than the cutting knife cavity 8 is larger than the water injection cavity 7, the internal space, the embodiment specifically solves the problems that in the prior art, the operation time is increased and the operation difficulty is increased due to the fact that instruments need to be frequently replaced in the operation process.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. The utility model provides a collect mucosa and open, submucosal injection and snare excision device in an organic whole, includes handle (1), its characterized in that: a fixing groove (2) is formed in the front side of the handle (1), sliding blocks (3) are arranged on two sides of the handle (1), a sliding hole is formed in the top of each sliding block (3), the handle (1) penetrates through the sliding hole and is in sliding connection with the sliding hole, a sheath tube (4) is arranged at the bottom of the handle (1), the sheath tube (4) extends into the handle (1), the sheath tube (4) is fixedly connected with the handle (1), and an integrated mechanism is arranged inside the sheath tube (4);

the integrated mechanism comprises a separation strip (5), the separation strip (5) is arranged inside a sheath tube (4), the separation strip (5) is fixedly connected with the sheath tube (4), the section shape of the separation strip (5) is Y-shaped, a ferrule cavity (6), a water injection cavity (7) and a cutter cavity (8) are arranged between the separation strip (5) and the sheath tube (4), two cutter wires (9) and ferrule wires (10) are respectively arranged at the bottoms of the two sliders (3), the cutter wires (9) and the ferrule wires (10) are respectively fixedly connected with the two sliders (3), the cutter wires (9) and the ferrule wires (10) penetrate through the handle (1) and respectively extend into the cutter cavity (8) and the ferrule cavity (6), the cutter wires (9) are slidably connected with the handle (1), the cutter wires (9) are slidably connected with the cutter cavity (8), and the ferrule wires (10) are slidably connected with the handle (1), the loop wire (10) is connected with the loop cavity (6) in a sliding mode.

2. A device integrating mucotomy, submucosal injection, and snare resection, as claimed in claim 1, wherein: the bottom end of the cutter wire (9) is fixedly connected with a cutter (11), and the cutter (11) is matched with the cutter cavity (8).

3. A device integrating mucotomy, submucosal injection, and snare resection, as claimed in claim 1, wherein: the bottom end of the loop wire (10) is provided with a loop (12), and the loop (12) is matched with the loop cavity (6).

4. A device integrating mucotomy, submucosal injection, and snare resection, as claimed in claim 1, wherein: handle (1) rear side is equipped with syringe joint (13), syringe joint (13) run through handle (1) and extend to sheath pipe (4) rear side, syringe joint (13) and handle (1) fixed connection, syringe joint (13) are linked together with water injection chamber (7).

5. A device integrating mucotomy, submucosal injection, and snare resection, as claimed in claim 1, wherein: two equal fixedly connected with power connection (14) in slider (3) bottom, power connection (14) are established in handle (1) front side, power connection (14) and handle (1) sliding connection, two power connection (14) respectively with cutter silk (9) and lasso silk (10) phase-match.

6. A device integrating mucotomy, submucosal injection, and snare resection, as claimed in claim 1, wherein: and finger ring rings (15) are fixedly connected to one sides of the handle (1) and the two sliding blocks (3).

7. A device integrating mucotomy, submucosal injection, and snare resection, as claimed in claim 1, wherein: and scale strips are arranged on two sides of the handle (1).

8. A device according to claim 6 which integrates mucotomy, submucosal injection and snare resection, wherein: the handle (1), the sliding block (3) and the finger ring (15) are all made of plastic materials.