CN111281467A

CN111281467A - Anastomosis clamp and anastomosis kit comprising same

Info

Publication number: CN111281467A
Application number: CN202010186829.0A
Authority: CN
Inventors: 缪东林
Original assignee: Jiangsu Weidekang Medical Science & Technology Co ltd
Current assignee: Jiangsu Weidekang Medical Science & Technology Co ltd
Priority date: 2020-03-17
Filing date: 2020-03-17
Publication date: 2020-06-16
Also published as: WO2021185282A1

Abstract

The invention discloses an anastomosis clamp and an anastomosis set comprising the same, wherein the anastomosis clamp comprises a carrier transparent cap, a pushing rod and a fixing clamp, the carrier transparent cap is sleeved at the front end of an endoscope, the front end of the carrier transparent cap is provided with a fixing clamp accommodating cavity, and the rear end of the carrier transparent cap is provided with a pushing cavity; the pushing cavity is communicated with the holding cavity of the fixing clamp; the fixing clamp is arranged in the fixing clamp accommodating cavity; one end of the pushing rod extends into the pushing cavity; the pushing cavity is located outside the endoscope, when the pushing rod is pushed forwards, the fixing clamp extends out of the fixing clamp accommodating cavity, and the front end of the fixing clamp is tightened towards the direction of the central shaft. The anastomosis kit comprises a pulling clip and the anastomosis clip as described above, the pulling clip pulling the diseased tissue so that the diseased tissue approaches or enters the carrier transparent cap. The invention has simple structure, is not influenced by the peristalsis of human tissues after entering the human body, does not generate structural deformation and winding phenomena, and improves the success rate of the operation.

Description

Anastomosis clamp and anastomosis kit comprising same

Technical Field

The invention relates to the technical field of medical treatment, in particular to an anastomosis clamp and an anastomosis kit comprising the same.

Background

The OTSC anastomosis clip system is used by matching an OTSC anastomosis clip made of superelasticity shape memory alloy material with a soft endoscope, is used for oppressing and closing alimentary tract tissues and can also be used for marking wounds, and the OTSC anastomosis clip system is widely applied to the medical field due to the advantages of good elasticity, strong tightening force, more grabbed tissues, large range and the like, but the OTSC anastomosis clip system in the prior art has the following defects:

(1) the structure is complicated, and it is comparatively inconvenient to use, needs to pass the OTSC hand wheel and ligature with the haulage rope, just can operate the OTSC hand wheel and carry out the clamp action to the tissue.

(2) The operating level of an operator is high, and if the grasping forceps do not grasp proper diseased tissues or the diseased tissues are too large or shake in the operating process, the OTSC anastomosis clip fails to release (fails to effectively grasp the tissues), and the operator cannot control the operating process.

Disclosure of Invention

In order to solve the technical problems that an OTSC hand wheel and an anastomosis clamp are connected by a traction rope in an OTSC anastomosis clamp system in the prior art, the anastomosis clamp is released through the traction action of the traction rope, the use is inconvenient, and the winding fault is easy to occur, the invention provides the anastomosis clamp and an anastomosis kit comprising the anastomosis clamp to solve the problems.

The invention provides an anastomosis clamp which comprises a carrier transparent cap, wherein the carrier transparent cap is axially communicated, the carrier transparent cap is sleeved at the front end of an endoscope, a fixing clamp accommodating cavity is formed in the front end of the carrier transparent cap, and a pushing cavity is formed in the rear end of the carrier transparent cap; the pushing cavity is communicated with the fixing clamp accommodating cavity; the fixing clamp is arranged in the fixing clamp accommodating cavity; one end of the pushing rod extends into the pushing cavity; the pushing cavity is located outside the endoscope, when the pushing rod is pushed forwards, the fixing clamp extends out of the fixing clamp accommodating cavity, and the front end of the fixing clamp is tightened towards the direction of the central shaft.

Furthermore, the fixing clamp comprises a fixing clamp sleeve and a fixing clamp thorn which are axially connected, the fixing clamp thorn is provided with at least one spine end, the fixing clamp thorn is made of shape memory materials, and when the fixing clamp extends out of the accommodating cavity, the fixing clamp thorn returns to a forming state.

Further, the fixing clip accommodating cavity is a groove extending outwards from the inner side wall of the carrier transparent cap in the radial direction, and the front end of the fixing clip extends forwards supported by the front end of the endoscope.

Preferably, the pushing cavity penetrates through the side wall of the rear end of the carrier transparent cap along the axial direction of the carrier transparent cap.

Preferably, a pushing handle is arranged at the rear end of the pushing rod.

The invention also provides an anastomosis kit, which comprises a traction clamp and the anastomosis clamp, wherein the traction clamp passes through the carrier transparent cap from a clamp passage hole of the endoscope and pulls the lesion tissue so as to enable the lesion tissue to approach or enter the carrier transparent cap.

Further, the tractive is pressed from both sides including accomodating pipe, boots pipe, cable bushing pipe and colluding and press from both sides, collude to press from both sides and include two or two above portions of colluding, every the rear end that colludes the portion connect in the front end of cable bushing pipe, accomodate pipe and the coaxial meeting of boots pipe, and the cover is located the circumference outside of cable bushing pipe, collude to press from both sides and can contract to in the accomodating, work as collude to press from both sides and stretch out during accomodating the pipe, every the front end that colludes the portion radially outwards expands.

Furthermore, the anastomotic set further comprises a positioning screw, a threaded conical head is arranged at the front end of the positioning screw, an axial through cavity is formed in the center of the stay cable liner tube, and the positioning screw is arranged in the axial through cavity and can axially reciprocate relative to the stay cable liner tube.

Preferably, the set screw is in threaded or sliding connection with the cable liner.

Preferably, the storage tube and the boot tube are integrally formed.

The invention has the beneficial effects that:

(1) the anastomosis clamp provided by the invention has the advantages that the rigid pushing rod is used for pushing the fixing clamp to extend out, the connecting structure is simple, the pushing rod is arranged outside the endoscope, the internal space of the endoscope does not need to be occupied, the anastomosis clamp is not influenced by the peristaltic action of human tissues after entering a human body, the structural deformation and the winding phenomenon are avoided, and the success rate of the operation is improved.

(2) The fixing clip disclosed by the invention is made of a shape memory material, and has good elasticity and strong tightening force.

(3) The suit of coincide constitute by coincide clamp and tractive clamp, the tractive presss from both sides the warp the pincers way hole of endoscope passes coincide clamp, tractive clamp can be earlier with pathological change tissue tractive to the front end of endoscope, when the clamp of coinciding releases from the endoscope front end, the clamp of coinciding can accurately clip pathological change tissue, avoids not effectively pressing from both sides the emergence of getting the tissue phenomenon.

(4) In the anastomosis suit, the positioning screw is arranged on the traction clamp, and when a tissue with a larger opening is grabbed, the thread conical head of the positioning screw can twist the opening edge of the pathological change tissue, so that the opening of the pathological change tissue is reduced, the hooking clamp can hook the pathological change tissue smoothly, the grabbing accuracy is improved, and the requirement on the operation level of an operator is lowered.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic view of an anastomosis clamp according to the present invention in an unloaded condition;

FIG. 2 is a schematic view of an anastomosis clip according to the present invention in a loaded condition;

FIG. 3 is an enlarged view taken at a in FIG. 1;

FIG. 4 is a bottom view of FIG. 1;

FIG. 5 is a sectional view taken along line A-A of FIG. 1;

FIG. 6 is a diagrammatic view of the retention clip of FIG. 1 in an unloaded condition;

FIG. 7 is a schematic view of the retention clip of FIG. 1 in a loaded condition;

FIG. 8 is a schematic view of the anastomosis kit according to the present invention with the pull-in clip in an open position;

FIG. 9 is an enlarged view of FIG. 8 at b;

FIG. 10 is a schematic view of the anastomosis kit according to the present invention with the pull-in clip in a closed position;

FIG. 11 is an enlarged view at c of FIG. 10;

FIG. 12 is a schematic drawing showing the outer shape of an embodiment of a pull clip of the anastomosis kit according to the present invention;

fig. 13 is a schematic view of the construction of the pulling grip of fig. 12 (internal construction is visible).

FIG. 14 is a schematic view of the anastomosis kit of the present invention positioned directly above the perforation site;

FIG. 15 is a schematic view of the pulling grip in a position ready to grasp tissue;

FIG. 16 is a schematic view of the pulling grip closed after grasping tissue;

FIG. 17 is a schematic view showing a state where a lesion tissue is pulled upward;

FIG. 18 is a schematic view of the anastomosis clamp gripping diseased tissue;

fig. 19 is a schematic view of a state after releasing the pulling clamp.

In the figure, 1, a carrier transparent cap, 101, a fixing clip accommodating cavity, 1011, an opening, 102, a pushing cavity, 2, a fixing clip, 201, a fixing jacket, 202, a fixing clip thorn, 3, a pushing rod, 4, a perforation, 5, a pushing handle, 6, a traction clip, 601, a containing pipe, 602, a boot pipe, 603, a stay cable liner pipe, 604, a hook clip, 6041, a hook part, 605, a positioning screw, 6051, a threaded cone head, 7, pathological change tissue, 8 and an endoscope.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the present invention, the "front end" refers to an end close to the lesion tissue 7 during the operation, and the "rear end" refers to an end far from the lesion tissue 7 during the operation.

Embodiment 1, as shown in fig. 1 to 7, an anastomosis clip is provided, which includes a transparent carrier cap 1, a fixing clip 2 and a pushing rod 3, wherein the transparent carrier cap 1 axially penetrates through the anastomosis clip, the transparent carrier cap 1 is sleeved on the front end of an endoscope 8, the front end of the transparent carrier cap 1 is provided with a fixing clip accommodating cavity 101, and the rear end of the transparent carrier cap is provided with a pushing cavity 102; the pushing cavity 102 is communicated with the fixing clip accommodating cavity 101; the fixing clip 2 is arranged in the fixing clip accommodating cavity 101; one end of the pushing rod 3 extends into the pushing cavity 102; the pushing cavity 102 is located outside the endoscope 8, and when the pushing rod 3 is pushed forward (i.e. the pushing rod 3 is pushed to the front end of the endoscope 8), the fixing clip 2 extends out of the fixing clip accommodating cavity 101, and the front end of the fixing clip 2 is tightened to the longitudinal central axis direction of the fixing clip 2, and at this time, the fixing clip 2 clips the lesion tissue 7.

The appearance of the transparent cap 1 of carrier is the tubular structure, adopt transparent material to make, the fixation clamp holds chamber 101 and is used for holding fixation clamp 2, the fixation clamp 2 can stretch out the fixation clamp when moving forward and hold chamber 101, the fixation clamp holds the rear end of chamber 101 and communicates through a less opening 1011 and propelling movement chamber 102, less opening 1011 on the one hand is used for making propelling movement pole 3 can get into the fixation clamp and hold chamber 101 and release fixation clamp 2, on the other hand opening 1011 can restrict fixation clamp 2 rearward movement less.

Propelling movement pole 3 is made by the rigidity material, can independently set up in endoscope 8's outside, and adopt nylon coil or haulage rope to be connected with fixation clamp 2 behind endoscope 8's inside threading mostly among the prior art, nylon coil or haulage rope are the flexible piece, it is relatively poor to compare the impetus with rigid propelling movement pole 3, can only release fixation clamp 2 through the mode of tractive, in addition because the peristaltic action of intestines and stomach tissue, endoscope 8 can produce the deformation in organizing, this will lead to nylon coil or haulage rope to change at the inside threading structure of endoscope 8, in case take place the winding knotting phenomenon will lead to the unable normal release of fixation clamp 2.

The fixing clip 2 may adopt, but is not limited to, the following structure: as shown in fig. 6 and 7, the fixing device comprises a fixing clip 201 and a fixing clip 202 which are axially connected, the fixing clip 202 is provided with at least one sharp point, the fixing clip 202 is made of shape memory material, and when the fixing clip 2 extends out of the accommodating cavity, the fixing clip 202 returns to the forming state. The shape memory material is usually a nickel-titanium memory alloy material, and has the characteristics of good elasticity, strong tightening force, capability of clamping the whole digestive tract tube wall, more grasping tissues and the like. In the free state, the fixing clip 202 is tightened in the direction of the central axis, i.e. the tip of the fixing clip 202 points in the direction of the central axis, which is the molding state of the fixing clip 202, and when the fixing clip 201 is placed on the endoscope 8, the fixing clip 202 is supported by the endoscope 8 in a tubular shape, i.e. the tip of the fixing clip 202 points in the axial direction. When the fixing clip 2 is clipped on the lesion tissue 7, the fixing clip 201 is put around the lesion tissue 7, and the fixing clip 202 clips and sutures the lesion tissue 7. The fixing clips 202 may be four spike tips in the figure, or may be three or another number, depending on the actual situation.

The fixing clip accommodating cavity 101 may be disposed inside the front end side wall of the carrier transparent cap 1, or may be a groove extending radially outward from the inner side wall of the carrier transparent cap 1, when the fixing clip accommodating cavity 101 is disposed in the former way, the fixing clip accommodating cavity 101 is located in the middle layer of the side wall, when the fixing clip 2 is disposed in the fixing clip accommodating cavity 101, the fixing clip 2 can be in a tubular shape, which is the same as the state of the anastomosis clip after the endoscope 8 is mounted, and therefore, before and after the endoscope 8 is mounted, the state of the anastomosis clip is unchanged, which may cause the endoscope 8 to be not mounted, and for this reason, the fixing clip accommodating cavity 101 of the present application adopts the second way, since the inner side of the fixing clip accommodating cavity 101 does not have a wall structure, when the endoscope 8 is not mounted, that is, in an unloaded state, the fixing clip 2 is in a tightened state (as shown in fig. 7), when the endoscope 8 is mounted, that is, in the loading state, the front end of the fixing clip 2 (i.e., the fixing clip 202) is supported by the front end of the endoscope 8 and extends forward, and whether the endoscope 8 is mounted in place can be accurately determined by the state of the fixing clip 2, that is, the fixing clip 202 indicates that the endoscope 8 is mounted in place when pointing to the front end completely, and at this time, a click feeling is generated, and the operator can also determine whether the endoscope is mounted in place by feeling. As shown in fig. 3 and 5, the front end side wall of the transparent cap 1 of the carrier in this embodiment is divided into two layers, and the opening 1011 is located near the inner layer side wall.

In this embodiment, the pushing cavity 102 penetrates through the rear end side wall of the transparent carrier cap 1 along the axial direction of the transparent carrier cap 1, that is, the inner side and the outer side of the pushing cavity 102 are supported by wall surfaces, after the pushing rod 3 is installed, the pushing rod 3 does not have a contact relation with the endoscope 8, and the influence of the deformation of the endoscope 8 generated inside the digestive tract on the pushing rod 3 is reduced. The push rod 3 is movably arranged in the push cavity 102, so that the push rod 3 can be inserted and pulled out at any time. When the fixing clamp 2 needs to be pushed, the pushing rod 3 is inserted into the pushing cavity 102 to push the fixing clamp 2 forwards, and the pushing rod 3 is taken out after the fixing clamp 2 is pushed out, so that the occupied space of the anastomosis clamp in the alimentary canal is reduced.

Preferably, the rear end of the pushing rod 3 is provided with a pushing handle 5, and the pushing handle 5 is fixedly connected with the pushing rod 3, such as welded, riveted, glued, integrally formed, and the like, or detachably connected, such as screwed connection.

Example 2, an anastomosis kit, as shown in figures 8-11, 14-19, comprises a pulling clip 6 and an anastomosis clip as described above, the pulling clip 6 being passed through the carrier transparent cap 1 from the orifice of the endoscope 8 and pulling the diseased tissue 7 so as to bring the diseased tissue 7 towards the carrier transparent cap 1 or into the carrier transparent cap 1.

In the embodiment 1, only the anastomosis clamp is used for clamping the lesion tissue 7, which is mainly applicable to a tissue with good elasticity, the tissue can be sucked into the fixing clamp 2 by negative pressure, when the degree of lesion of the tissue is large, the lesion tissue 7 can be hardened, the lesion tissue 7 is difficult to be sucked into the fixing clamp 2 by the action of the negative pressure alone, or the clamped lesion tissue 7 is small in thickness, so that the lesion tissue 7 is incompletely sutured, in the embodiment, the traction clamp 6 is used in cooperation with the anastomosis clamp, the lesion tissue 7 is hooked by the traction clamp 6 during use, and the lesion tissue 7 is pulled back at the same time, so that the lesion tissue 7 approaches to the transparent carrier cap 1, and meanwhile, the lesion tissue 7 protrudes out of the tissue surface in a large range, and thus the anastomosis clamp can grab more lesion tissues 7 and is convenient to release and clamp.

The pulling clip 6 is a conventional one, the pulling clip 6 can hook the edge of the lesion tissue 7 and pull the lesion tissue 7 toward the transparent cap 1 of the carrier, and the lesion tissue 7 is gradually folded during the pulling process, for example, a structure in the patent number CN201821459369.9 entitled "a large wound surface anastomosis clip", or a structure in the patent number CN201721223893.1 entitled "an endoscopic anastomosis clip", etc., in this embodiment, the pulling clip 6 has the following structure: as shown in fig. 8 to 11, the pulling clip 6 includes a receiving tube 601, a boot tube 602, a cable liner tube 603, and a hook clip 604, the hook clip 604 includes two or more hook portions 6041, a rear end of each hook portion 6041 is connected to a front end of the cable liner tube 603, the receiving tube 601 and the boot tube 602 are coaxially connected and sleeved on a circumferential outer side of the cable liner tube 603, the hook clip 604 can be retracted into the receiving tube 601, and when the hook clip 604 extends out of the receiving tube 601, a front end of each hook portion 6041 is expanded radially outward.

The containing pipe 601 and the boot pipe 602 are made of harder materials and are used as an external sleeve, the diameter of the containing pipe 601 is larger than that of the boot pipe 602, the boot pipe 602 is matched with the inhaul cable liner pipe 603, the containing pipe 601 is matched with the hook clamp 604, namely the boot pipe 602 is sleeved outside the inhaul cable liner pipe 603, when the traction clamp 6 contracts, the hook clamp 604 is positioned in the containing pipe 601, and the hook clamp 604 has certain elasticity and can be opened and closed under the forward and backward pushing and pulling action of the inhaul cable liner pipe 603. In the free state, the hook clamp 604 is in a radially expanded state; the catch clip 604 radially contracts under the restriction of the receiving tube 601. The whole traction clamp 6 can enter a human body through a clamping passage hole of the endoscope 8 to find a target tissue, and the pull cable liner tube 603 is pushed, so that the hook clamp 604 can be automatically opened due to the elasticity of the hook clamp 604, and the tissue of the hook clamp 604 is hooked.

Compared with the prior art, the drawing clamp 6 in the embodiment has the advantages of simple structure, convenient drawing and small occupied space.

Preferably, the storage tube 601 and the boot tube 602 are integrally formed.

Fig. 14-19 illustrate the operation steps in sewing the perforation 4, which mainly include the following steps:

the method comprises the following steps: the lesion tissue 7 is grasped using a pulling clip 6. As shown in fig. 14-17, the anastomosis instrument is first moved to a position directly above the site of the perforation 4, then the pull clip 6 is passed through the orifice of the endoscope 8 and extended from the front end of the endoscope 8, the pull cable liner 603 is pushed to open the hook clip 604 and hook the lesion tissue 7 at the site of the perforation 4, then the pull cable liner 603 is pulled to draw the hook clip 604 into the receiving tube 601, thereby closing the hook clip 604, the site of the perforation 4 is then closed, then the pull clip 6 is pulled while moving the endoscope 8 to bring the front end of the endoscope 8 against the tissue surface and the lesion tissue 7 is pulled into the anastomosis clip.

Step two: and (4) suturing by using an anastomosis clip. As shown in fig. 18, the pushing rod 3 is pushed forward to separate the anastomosis clip from the transparent carrier cap 1, the fixed clip 202 is restored to the molding state, and the lesion tissue 7 is clamped.

Step three: the device is withdrawn. As shown in FIG. 19, the pull cable sleeve 603 is pushed to open the closed hook clamp 604, thereby releasing the tissue and removing the pull clamp 6, the push rod 3 and the endoscope 8 one by one.

Example 3, an anastomosis kit, particularly suitable for the suturing of large-area perforations 4. In embodiment 2, when the pulling clip 6 does not grab a suitable lesion tissue 7, the anastomotic clip fails to grab the tissue, and especially when the area of the perforation 4 is large, the lesion tissue 7 has stronger mobility due to the peristalsis of the intestines and stomach, which causes difficulty in grabbing, as shown in fig. 12 and 13, this embodiment further adds a positioning screw 605 on the basis of embodiment 2, the front end of the positioning screw 605 is provided with a threaded conical head 6051, the center of the stay cable liner 603 is provided with an axial through cavity, i.e. the stay cable liner 603 is of a hollow structure, and the positioning screw 605 is arranged in the axial through cavity and can axially reciprocate relative to the stay cable liner 603. The relative movement of the set screw 605 and cable sleeve 603 can be achieved by a threaded or sliding connection. The set screw 605 can rotate within the cable sleeve 603 during the threaded connection, with relative forward and backward movement between the two.

When the multifunctional pulling clamp is used, the threaded conical head 6051 of the positioning screw 605 is inserted into the pathological tissue 7, then the positioning screw 605 is rotated, the position of the through hole 4 is tightened and reduced under the spiral effect, and the grabbing work of the pulling clamp 6 can be rapidly and effectively carried out at the moment. Thereby accelerating the operation speed, improving the success rate of the operation and simultaneously reducing the requirements on the operation level of the operator.

The set screw 605 can be removed at any time, and when the lesion tissue 7 is small and the difficulty of grasping the tissue is low, the set screw 605 can be removed.

In this specification, the schematic representations of the terms are not necessarily referring to the same embodiment. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments.

In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. An anastomosis clip, comprising:

the endoscope comprises a carrier transparent cap (1), wherein the carrier transparent cap (1) is axially communicated, the carrier transparent cap (1) is sleeved at the front end of the endoscope (8), a fixing clamp accommodating cavity (101) is formed in the front end of the carrier transparent cap (1), and a pushing cavity (102) is formed in the rear end of the carrier transparent cap; the pushing cavity (102) is communicated with the fixing clamp accommodating cavity (101);

the fixing clamp (2) is arranged in the fixing clamp accommodating cavity (101);

one end of the pushing rod (3) extends into the pushing cavity (102);

the pushing cavity (102) is located outside the endoscope (8), when the pushing rod (3) is pushed forwards, the fixing clamp (2) extends out of the fixing clamp accommodating cavity (101), and the front end of the fixing clamp (2) is tightened towards the direction of the central shaft.

2. The anastomosis clip of claim 1, wherein: the fixing clamp (2) comprises a fixing jacket (201) and a fixing clip thorn (202) which are axially connected, the fixing clip thorn (202) is provided with at least one spine end, the fixing clip thorn (202) is made of a shape memory material, and when the fixing clamp (2) extends out of the accommodating cavity, the fixing clip thorn (202) restores a forming state.

3. The anastomosis clip of claim 2, wherein: the fixing clip accommodating cavity (101) is a groove which extends outwards from the inner side wall of the carrier transparent cap (1) in the radial direction, and the front end of the fixing clip (2) is supported by the front end of the endoscope (8) and extends forwards.

4. The anastomosis clip of claim 2, wherein: the pushing cavity (102) penetrates through the side wall of the rear end of the carrier transparent cap (1) along the axial direction of the carrier transparent cap (1).

5. The anastomosis clip of claim 2, wherein: the rear end of the pushing rod (3) is provided with a pushing handle (5).

6. An anastomosis kit, characterized in that: comprising a pulling clip (6) and an anastomosis clip according to any one of claims 1 to 5, the pulling clip (6) being passed through the carrier transparent cap (1) from a jaw aperture of the endoscope (8) and pulling the diseased tissue (7) so as to bring the diseased tissue (7) towards or into the carrier transparent cap (1).

7. The anastomosis kit of claim 6, wherein: traction clamp (6) are including accomodating pipe (601), boots pipe (602), cable bushing pipe (603) and collude clamp (604), collude clamp (604) including two or two more colluding portion (6041), every collude the rear end of portion (6041) connect in the front end of cable bushing pipe (603), accomodate pipe (601) and boots pipe (602) coaxial meeting, and the cover is located the circumference outside of cable bushing pipe (603), collude clamp (604) can contract to accomodate in the pipe (601), work as collude clamp (604) and stretch out when accomodating pipe (601), every the front end of colluding portion (6041) is along radially outwards expanding.

8. The anastomosis kit of claim 7, wherein: the anastomosis suit further comprises a positioning screw (605), a threaded conical head (6051) is arranged at the front end of the positioning screw (605), an axial through cavity is formed in the center of the stay cable liner tube (603), and the positioning screw (605) is arranged in the axial through cavity and can axially reciprocate relative to the stay cable liner tube (603).

9. The anastomosis kit of claim 8, wherein: the positioning screw (605) is in threaded connection or sliding connection with the stay cable liner tube (603).

10. The anastomosis kit of claim 8, wherein: the storage pipe (601) and the boot pipe (602) are integrally manufactured.