CN219661804U

CN219661804U - Anorectal ligation device

Info

Publication number: CN219661804U
Application number: CN202222712050.5U
Authority: CN
Inventors: 季佐; 陈锐; 周艳超
Original assignee: Kangqing Jiangsu Medical Technology Co ltd
Current assignee: Kangqing Jiangsu Medical Technology Co ltd
Priority date: 2022-10-14
Filing date: 2022-10-14
Publication date: 2023-09-12
Anticipated expiration: 2032-10-14

Abstract

The utility model relates to the technical field of surgical instruments, in particular to an anorectal ligation device, which comprises: a handle; the wire body is provided with a loop at one end and connected with the handle at the other end; the wire body support is fixedly arranged relative to the handle, and the plurality of loop sleeves are sequentially sleeved on the wire body support; the pushing piece is arranged in a sliding manner relative to the wire body support, and when force is applied to the pushing piece, the pushing piece translates relative to the wire body support to drive the loop to be separated from the wire body support; and the limiting piece is used for limiting the displacement length of the pushing piece. The anorectal ligation device disclosed by the utility model can realize a continuous ligation effect.

Description

Anorectal ligation device

Technical Field

The utility model relates to the technical field of surgical instruments, in particular to an anorectal ligation device.

Background

In clinical application, the method for treating redundant soft tissues or neoplasms in human bodies comprises the steps of tightening the soft tissues or neoplasms by using a surgical instrument to make ischemia necrosis finally fall off, such as ligating nasal polyps, ear polyps and the like by using a polyp ring-shaped breaker, ligating neoplasms at tonsils by using a tonsil device, ligating esophageal varices by using an endoscope ligature device and the like, and ligating hemorrhoids by using an anorectal ligation anastomat.

The anorectal ligature device in the prior art has some defects: the existing anorectal ligation device is difficult to achieve continuous ligation, even if continuous ligation can be achieved, a single person is difficult to complete operation, at least two persons are required to perform continuous ligation, the operation steps are complex, and after one elastic thread completes the ligation, the continuous ligation can be achieved by readjusting the instrument;

based on the above, the utility model provides an anorectal ligature device to solve the defects in the prior art.

Disclosure of Invention

The utility model aims to provide an anorectal ligation device, which solves the problems in the prior art.

In order to solve the technical problems, the utility model provides the following technical scheme: an anorectal ligation device comprising: a handle; the wire body is provided with a loop at one end and connected with the handle at the other end; the wire body support is fixedly arranged relative to the handle, and the plurality of loop sleeves are sequentially sleeved on the wire body support; the pushing piece is arranged in a sliding manner relative to the wire body support, and when force is applied to the pushing piece, the pushing piece translates relative to the wire body support to drive the loop to be separated from the wire body support; and the limiting piece is used for limiting the displacement length of the pushing piece.

Preferably, the limiting member comprises: the linkage piece comprises a unidirectional tooth arranged in the middle of the linkage piece, and one end of the linkage piece is abutted with one end of the pushing piece far away from the linear body support; and the column casing part is sleeved on the linkage part and fixedly connected with the handle, and stepped one-way teeth are arranged on the inner wall of the column casing part and meshed with the handle.

Preferably, the linkage member further comprises a stop arranged at the other end of the linkage member; the ligation device further comprises a firing bar and a torsion spring, the middle part of the firing bar is rotationally connected with the handle, one end of the firing bar stretches into the handle to be abutted against the stop, the other end stretches out of the handle, one end of the torsion spring is abutted against the handle, and the other end of the torsion spring is abutted against the firing bar.

Preferably, the linkage member further comprises teeth arranged in the middle of the linkage member; the ligature device also comprises an annular piece, wherein the annular piece comprises continuous teeth arranged at one end of the annular piece, and the continuous teeth are meshed with the teeth; the elastic element is characterized by further comprising a first elastic element, one end of the first elastic element is abutted against the stop, and the other end of the first elastic element is abutted against one end of the annular element, which is far away from the continuous teeth.

Preferably, the anorectal ligation device further comprises a plurality of spacing rings, wherein the plurality of spacing rings are sleeved on the pushing piece and are arranged at intervals with the plurality of ring sleeves.

Preferably, the spacer ring comprises: an annular body; and the guide column is positioned at the edge of the annular body, is connected with the annular body or is integrally formed, a cylindrical through hole is formed in the guide column, and a wire body positioned at one side of the guide column penetrates through the cylindrical through hole.

Preferably, the anorectal ligation device further comprises: the hanging pieces are arranged on the handle; and a plurality of second elastic pieces, one end of each second elastic piece is connected to the handle; one end of the wire body, which is far away from the loop, is firstly hung on the hanging piece and then connected with the other end of the second elastic piece, and applies force to the hanging piece, so that the second elastic piece releases elasticity when the wire body is separated from the hanging piece.

Preferably, each of the hanging members comprises: one end of the third elastic piece is abutted with the inner wall of the handle; the first column bulge is connected with the inner wall of the handle in a sliding way, and one end of the first column bulge is abutted with the other end of the third elastic piece; the button is connected to the handle in a sliding way, one end of the button is positioned outside the handle, and the other end of the button stretches into the handle; one end of the second stud is connected with one end of the button in the handle, and the other end of the second stud is contacted with the other end of the first stud; the fourth elastic piece is sleeved on the button, one end of the fourth elastic piece is in butt joint with the button, and the other end of the fourth elastic piece is in butt joint with the end part of the second stud; the wire body is hung on the first column protrusion, and is separated from the first column protrusion when the force is applied to the button.

Preferably, the pushing piece and the linkage piece are both pipe fittings, one end of the pushing piece is in sliding connection with the handle, the other end of the pushing piece is sleeved on the wire body support, the wire body support corresponds to the annular sleeve at the end part, the middle part of the pushing piece is provided with a plurality of through holes, one end of the wire body, which is far away from the annular sleeve, extends into the pushing piece through the through holes, sequentially penetrates through the linkage piece and is blocked to be hung on the hanging piece.

Preferably, the ligature device further comprises a cutting ring, wherein the cutting ring is connected to one end, close to the pushing piece, of the wire body support, the cutting ring is sealed in the pushing piece, and the cutting edge of the cutting ring corresponds to the wire body; the through holes are arranged in a stepped manner along the circumferential direction of the pushing piece.

Preferably, the wire body support is a section of thick bamboo spare, and the ligature ware still includes: one end of the negative pressure pipe is connected with one end of the support of the body, and the other end of the negative pressure pipe sequentially passes through the pushing piece, the linkage piece and the stop and passes out of the handle; the three-way pipe is arranged in the handle, and the first end and the second end of the three-way pipe are communicated with the negative pressure pipe; and the negative pressure switch is rotationally connected to the handle, and one end of the negative pressure switch is provided with a plug to seal the third end of the three-way pipe.

Compared with the prior art, the utility model has the following beneficial effects: in the anorectal ligation device disclosed by the utility model, when the linkage piece is required to be applied with force, the percussion rod is only required to be applied with force, the torsion spring is always in a compressed state in the process, when the linkage piece is displaced by a distance, the torsion spring releases a little elasticity, and after all the loop is separated from the wire body support, the elasticity of the torsion spring is completely released, namely, a doctor can realize continuous ligation of the loop through simple action and single operation, and compared with the prior art, the ligation device has obvious progress.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is an elevation view of an anorectal ligator according to an embodiment of the utility model;

FIG. 2 is an exploded view of an anorectal ligation device according to an embodiment of the utility model;

FIG. 3 is a perspective view of a wire and spacer ring in an embodiment of the utility model;

FIG. 4 is a cross-sectional view of an anorectal ligation device according to an embodiment of the utility model;

FIG. 5 is an internal block diagram of an anorectal ligation device according to an embodiment of the utility model;

FIG. 6 is a cross-sectional view at C-C of an anorectal ligation device according to an embodiment of the utility model.

In the figure:

a handle 1;

a wire body 2, a loop 2-1;

a wire body support 3;

a pushing member 4, a through hole 4-1;

the device comprises a limiting piece 5, a linkage piece 5-1, unidirectional teeth 5-1-1, a stop 5-1-2, teeth 5-1-3, a cylindrical piece 5-2 and stepped unidirectional teeth 5-2-1;

a firing bar 6;

a ring-shaped member 7, a continuous tooth 7-1;

a first elastic member 8;

a spacer ring 9, an annular body 9-1, a guide post 9-2, a post-shaped through hole 9-3;

the device comprises a hanging piece 10, a third elastic piece 10-1, a first stud 10-2, a button 10-3, a second stud 10-4 and a fourth elastic piece 10-5;

a second elastic member 11;

a cutting ring 12;

a negative pressure pipe 13;

tee 14;

a negative pressure switch 15;

and a torsion spring 16.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Aiming at the problem that the anorectal ligation device in the prior art cannot realize a continuous and convenient ligation mode, the utility model provides an example, and particularly relates to an optimal implementation scheme of the anorectal ligation device.

1-3, the ligature device comprises a handle 1, wherein the handle 1 is used as a component convenient for the hand to hold and operate; the hemorrhoid treatment device also comprises a plurality of wire bodies 2, wherein one end of each wire body 2 is provided with a loop 2-1, the other end of each wire body 2 is connected with the handle 1, in the embodiment, the number of the wire bodies 2 is four, the wire bodies are prepared by elastic wires, the loop 2-1 is used for looping hemorrhoids, and the wire body 2 connected with the end of the handle 1 is used for facilitating the operation of the wire bodies 2; the hemorrhoid ligature device also comprises a wire body support 3, wherein the wire body support 3 is fixedly arranged relative to the handle 1, and a plurality of loop sleeves 2-1 are sequentially sleeved on the wire body support 3, namely the loop sleeves 2-1 are supported by the wire body support 3 before the hemorrhoid is pricked; the push piece 4 is arranged in a sliding way relative to the wire body support 3, when force is applied to the push piece 4, the push piece 4 translates relative to the wire body support 3 to drive the loop 2-1 to be separated from the wire body support 3, namely the loop 2-1 is separated from the wire body support 3 and is sleeved on a hemorrhoid under the pushing action of the push piece 4, and then the force is continuously applied to the push piece 4, so that the continuous sleeving action of the four loops 2-1 can be realized, and meanwhile, the push piece 4 is in sliding connection with the handle 1; the device also comprises a limiting piece 5, wherein the limiting piece 5 is used for limiting the displacement length of the pushing piece 4 so as to prevent the displacement distance of the pushing piece 4 from being too short or too long.

Further, as shown in fig. 1 to 3, in order to realize the displacement limitation of the pushing member 4 by the limiting member 5, the limiting member 5 is provided with a linkage member 5-1 arranged in the handle 1, the linkage member 5-1 comprises a unidirectional tooth 5-1-1 arranged in the middle of the linkage member, one end of the linkage member 5-1 is abutted with one end of the pushing member 4 far away from the wire support 3, and when the pushing member 4 needs to be forced, the linkage member 5-1 is forced, so that the linkage member 5-1 transmits pushing motion to the pushing member 4; the limiting piece 5 further comprises a column casing piece 5-2 arranged in the handle 1, the column casing piece 5-2 is sleeved on the linkage piece 5-1 and fixedly connected with the handle 1, the inner wall of the column casing piece 5-2 is provided with stepped unidirectional teeth 5-2-1, and the stepped unidirectional teeth 5-2-1 are meshed with the unidirectional teeth 5-1-1; when the linkage member 5-1 is forced, under the action of the unidirectional teeth 5-1-1 and the stepped unidirectional teeth 5-2-1, the linkage member 5-1 circumferentially rotates by the width of one tooth and axially displaces by the length of one step (hereinafter referred to as a distance), and meanwhile drives the pushing member 4 to displace by the length of one step, so that an operator can feel the hand feeling of displacing by one distance under the action of the teeth, and the displacement distance of the pushing member 4 can be controlled.

Further, as shown in fig. 1-3, the linkage member 5-1 further comprises a stop 5-1-2 arranged at the other end of the linkage member, the ligation device further comprises a firing bar 6 and a torsion spring 16, the middle part of the firing bar 6 is rotationally connected with the handle 1, one end of the firing bar extends into the handle 1 to be abutted to the stop 5-1-2, the other end extends out of the handle 1, one end of the torsion spring 16 is abutted to the handle 1, the other end of the torsion spring is abutted to the firing bar 6, when the linkage member 5-1 needs to be forced, the force is only needed to be applied to the firing bar 6, the torsion spring 16 is always in a compressed state in the process, and when the linkage member 5-1 is displaced by a distance, the torsion spring 16 releases a little elasticity until the whole loop 2-1 is separated from the line support 3, and then the elasticity release of the torsion spring 16 is complete.

Further, as shown in fig. 1 to 3, the linkage member 5-1 is balanced by the torsion spring 16 and the unidirectional teeth on the cylindrical member 5-2 without additional force, but there is also a risk of autorotation, which would cause the loop 2-1 to be separated from the wire support 3 under uncontrolled conditions if autorotation occurs, thereby causing continuous ligation failure, and thus further control of the stability of the linkage member 5-1 in the circumferential direction is required.

Based on this, as shown in fig. 1 to 3, the linkage member 5-1 further includes teeth 5-1-3 provided in the middle portion thereof, the ligature device further includes a ring member 7, the ring member 7 includes continuous teeth 7-1 provided at one end thereof, and the continuous teeth 7-1 are engaged with the teeth 5-1-3; the ligature device also comprises a first elastic piece 8, wherein the first elastic piece 8 is preferably a spring, one end of the first elastic piece is abutted with the stop 5-1-2, and the other end of the first elastic piece is abutted with one end of the annular piece 7 far away from the continuous tooth 7-1; thus, each time the linkage member 5-1 rotates one tooth width in the circumferential direction and moves one step length in the axial direction, the annular member 7 is driven to move simultaneously under the meshing action of the continuous tooth 7-1 and the tooth 5-1-3, and when the linkage member 5-1 is stationary, the linkage member 5-1 is limited not to rotate in the circumferential direction under the meshing action of the continuous tooth 7-1 and the tooth 5-1-3.

Furthermore, because the diameter of the elastic wire is smaller, the pushing length of the pushing member 4 is not well controlled by using the width of the elastic wire, and based on this, as shown in fig. 1-3, the ligation device further comprises a plurality of spacer rings 9, wherein the spacer rings 9 are also sleeved on the pushing member 4 and are arranged at intervals of 4 with the plurality of ring sleeves 2-1, in this embodiment, the number of the spacer rings 9 is three, wherein the spacer rings 9 are used for facilitating the pushing member 4 to control the pushing length, and when one ring sleeve 2-1 is separated from the pushing member 4, the pushing action of the next ring sleeve 2-1 can be performed by withdrawing one spacer ring 9.

Further, as shown in fig. 4, the spacer ring 9 specifically includes an annular body 9-1, and the annular body 9-1 is sleeved on the pushing member 4; the ring sleeve is characterized by further comprising a guide post 9-2, wherein the guide post 9-2 is positioned at the edge of the ring body 9-1 and is integrally formed with the ring body 9-1, a cylindrical through hole 9-3 is formed in the guide post 9-2, a wire body 2 positioned at one side of the guide post 9-2 penetrates through the cylindrical through hole 9-3, after the ring sleeve 2-1 completes the bundling action, the wire body 2 can be separated from the guide post 9-2, the cylindrical through hole 9-3 plays a role in hiding a knot formed at the ring sleeve 2-1, and simultaneously, a fulcrum is provided for the ring sleeve 2-1 when the ring sleeve 2-1 is separated from the pushing piece 4.

Further, as shown in fig. 1 to 3, after the loop 2-1 is sleeved on the hemorrhoid, tightening action is required to make the hemorrhoid shrink and fall off in the subsequent process, based on this, the ligation device further comprises four hanging pieces 10, wherein the hanging pieces 10 are arranged on the handle 1; the device also comprises four second elastic pieces 11, wherein the second elastic pieces 11 are preferably springs, and one ends of the second elastic pieces 11 are connected to the handle 1; meanwhile, one end of the wire body 2 far away from the loop 2-1 is firstly connected to the hanging piece 10 in a hanging mode, and then is connected with the other end of the second elastic piece 11, wherein the four wire bodies 2, the four hanging pieces 10 and the four second elastic pieces 11 are in one-to-one correspondence, force is applied to the hanging pieces 10, when the wire body 2 is separated from the hanging pieces 10, the second elastic pieces 11 release elasticity, and the elasticity drives the loop 2-1 to achieve tightening action.

Further, as shown in fig. 5 to 6, in order to facilitate releasing the wire body 2 from the hanging pieces 10, each hanging piece 10 is provided with a third elastic piece 10-1, wherein the third elastic piece 10-1 is a spring, one end of the third elastic piece is abutted against the inner wall of the handle 1, preferably, a column groove is arranged on the inner wall of the handle 1, and the third elastic piece 10-1 is arranged in the column groove; the novel handle is characterized by further comprising a first stud 10-2, wherein the first stud 10-2 is in sliding connection with the inner wall of the handle 1, one end of the first stud is abutted with the other end of the third elastic piece 10-1, and specifically, one end of the first stud 10-2 is also arranged in the stud groove; the portable electric power tool also comprises a button 10-3, wherein the button 10-3 is connected to the handle 1 in a sliding way, one end of the button is positioned outside the handle 1, and the other end of the button extends into the handle 1; the device also comprises a second stud 10-4, wherein one end of the second stud 10-4 is connected with one end of the button 10-3 positioned in the handle 1, and the other end is contacted with the other end of the first stud 10-2; the novel electric bicycle further comprises a fourth elastic piece 10-5, wherein the fourth elastic piece 10-5 is also a spring, the spring is sleeved on the button 10-3, one end of the button 10-3 is abutted, and the other end of the button is abutted with the end part of the second stud 10-4; when the wire body 2 is hung on the first stud 10-2 and force is applied to the button 10-3, the wire body 2 is separated from the first stud 10-2, and the hanging piece 10 is separated from a gap between the first stud 10-2 and the second stud 10-4.

Further, the wire body 2 is specifically configured in the following manner: the pushing piece 4 and the linkage piece 5-1 are both pipe fittings, one end of the pushing piece 4 is in sliding connection with the handle 1, the other end of the pushing piece 4 is sleeved on the wire body support 3, the pushing piece corresponds to the annular sleeve 2-1 at the end, a plurality of through holes 4-1 are formed in the middle of the pushing piece 4, the inside and outside of the pushing piece 4 are communicated, one end of the wire body 2, far away from the annular sleeve 2-1, extends into the pushing piece 4 through the through holes 4-1, and then sequentially passes through the linkage piece 5-1 and the stop 5-1-2 to be hung on the hanging piece 10.

Further, as shown in fig. 2-3, after the hemorrhoid is tightened in the loop 2-1, the loop 2-1 needs to be separated from the thread 2, that is, a shearing force is provided to the thread 2 to break the thread 2, and based on this, the ligation device further comprises a cutting ring 12, the cutting ring 12 is connected to one end of the thread support 3 near the pushing member 4, and is sealed in the pushing member 4, the cutting edge of the cutting ring 12 corresponds to the thread 2, and after the hemorrhoid is tightened in the loop 2-1, the force is continuously applied to the pushing member 4, so that the cutting ring 12 is misplaced with the through hole 4-1, and the thread 2 can be cut off at the through hole 4-1.

Further, since the four wire bodies 2 need to be cut off sequentially, as shown in fig. 3, the four through holes 4-1 are opened in a stepped manner along the circumferential direction of the pushing member 4.

Further, as shown in fig. 2, the wire body support 3 is provided as a tube, so that the wire body support 3 can attract hemorrhoids into the wire body support to facilitate the ligation operation, therefore, the wire body support 3 needs to be communicated with a negative pressure generator, and the ligation device specifically further comprises a negative pressure pipe 13, one end of the negative pressure pipe 13 is connected with one end of the wire body support 3, and the other end sequentially passes through the pushing piece 4, the linkage piece 5-1 and the stop 5-1-2 to be connected with the negative pressure generator after penetrating out of the handle 1; the three-way pipe 14 is arranged in the handle 1, and the first end and the second end of the three-way pipe 14 are communicated with the negative pressure pipe 13; the three-way pipe is characterized by further comprising a negative pressure switch 15, wherein the negative pressure switch 15 is rotatably connected to the handle 1, and one end of the negative pressure switch is provided with a plug to seal the third end of the three-way pipe 14; after the hemorrhoids are attracted to the cutting line body 2 by negative pressure, the negative pressure switch 15 is pressed to open and release the third end of the three-way pipe 14, thus the hemorrhoids can be released.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. Anorectal ligation device, comprising:

a handle;

the plurality of wire bodies, one end of each wire body is provided with a loop, and the other end of each wire body is connected with the handle;

the wire body supports are fixedly arranged relative to the handles, and the plurality of loop sleeves are sequentially sleeved on the wire body supports;

the pushing piece is arranged in a sliding manner relative to the wire body support, and when force is applied to the pushing piece, the pushing piece translates relative to the wire body support to drive the loop to be separated from the wire body support;

and the limiting piece is used for limiting the displacement length of the pushing piece.

2. The anorectal ligator according to claim 1 wherein the stop member comprises:

the linkage piece comprises a unidirectional tooth arranged in the middle of the linkage piece, and one end of the linkage piece is abutted with one end of the pushing piece far away from the wire body support;

and the column casing part is sleeved on the linkage part and fixedly connected with the handle, a stepped one-way tooth is arranged on the inner wall of the column casing part, and the stepped one-way tooth is meshed with the one-way tooth.

3. The anorectal ligator of claim 2, wherein:

the linkage piece also comprises a stop arranged at the other end of the linkage piece;

the ligation device further comprises a firing bar and a torsion spring, the middle part of the firing bar is rotationally connected with the handle, one end of the firing bar stretches into the handle to be abutted to the stop, the other end of the firing bar stretches out of the handle, one end of the torsion spring is abutted to the handle, and the other end of the torsion spring is abutted to the firing bar.

4. An anorectal ligation device as claimed in claim 3, wherein:

the linkage piece also comprises teeth arranged in the middle of the linkage piece;

the ligature device also comprises a ring-shaped piece, wherein the ring-shaped piece comprises continuous teeth arranged at one end of the ring-shaped piece, and the continuous teeth are meshed with the teeth; also comprises a first elastic piece, one end of the first elastic piece is abutted with the stop, the other end is abutted with one end, far away from the continuous teeth, of the annular piece.

5. The anorectal ligator of claim 2, wherein: the device also comprises a plurality of spacing rings, wherein the plurality of spacing rings are sleeved on the pushing piece and are arranged at intervals with the plurality of rings.

6. The anorectal ligator of claim 5 wherein the spacer ring comprises:

an annular body;

and the guide column is positioned at the edge of the annular body, is connected with the annular body or is integrally formed, and is provided with a cylindrical through hole, and the wire body positioned at one side of the guide column penetrates through the cylindrical through hole.

7. The anorectal ligator according to any of claims 3 to 4, further comprising:

the hanging pieces are arranged on the handle;

and one end of the second elastic piece is connected to the handle;

one end of the wire body, which is far away from the loop, is firstly connected to the hanging piece in a hanging way, and then is connected with the other end of the second elastic piece, so that force is applied to the hanging piece, and when the wire body is separated from the hanging piece, the second elastic piece releases elasticity.

8. The anorectal ligator of claim 7 wherein each of said hanging members comprises:

one end of the third elastic piece is abutted against the inner wall of the handle;

the first column bulge is connected with the inner wall of the handle in a sliding way, and one end of the first column bulge is abutted with the other end of the third elastic piece;

the button is connected to the handle in a sliding manner, one end of the button is positioned outside the handle, and the other end of the button stretches into the handle;

one end of the second stud is connected with one end of the button, which is positioned in the handle, and the other end of the second stud is contacted with the other end of the first stud;

the fourth elastic piece is sleeved on the button, one end of the fourth elastic piece is abutted against the button, and the other end of the fourth elastic piece is abutted against the end part of the second stud;

the wire body is hung on the first column protrusion, and when force is applied to the button, the wire body is separated from the first column protrusion.

9. The anorectal ligation device according to claim 7 wherein: the pushing piece with the linkage piece is the pipe fitting, the one end of pushing piece with handle sliding connection, another pot head is located on the line body supports, corresponds with the ring cover of tip, a plurality of through-holes have been seted up at the middle part of pushing piece, the line body is kept away from the one end of ring cover passes through the through-hole stretches into in the pushing piece, pass in proper order the linkage piece again keep off to link in on the link.

10. The anorectal ligator of claim 9, wherein:

the loop ligator further comprises a loop knife, wherein the loop knife is connected to one end, close to the pushing piece, of the wire body support and is sealed in the loop knife by the pushing piece, and the cutting edge of the loop knife corresponds to the wire body;

the through holes are formed in a step shape along the circumferential direction of the pushing piece.

11. The anorectal ligation device according to claim 10, wherein the wire support is a barrel, the ligation device further comprising:

one end of the negative pressure pipe is connected with one end of the wire body support, and the other end of the negative pressure pipe sequentially penetrates through the pushing piece, the linkage piece and the stop and penetrates out of the handle;

the three-way pipe is arranged in the handle, and the first end and the second end of the three-way pipe are communicated with the negative pressure pipe;

and the negative pressure switch is rotationally connected to the handle, and one end of the negative pressure switch is provided with a plug to seal the third end of the three-way pipe.