CN215651339U

CN215651339U - Disposable leading-in type anorectal hemorrhoid anastomat

Info

Publication number: CN215651339U
Application number: CN202120675473.7U
Authority: CN
Inventors: 印建新
Original assignee: Pride Medical Instruments Technology Jiangsu Co ltd
Current assignee: Pride Medical Instruments Technology Jiangsu Co ltd
Priority date: 2021-04-02
Filing date: 2021-04-02
Publication date: 2022-01-28
Anticipated expiration: 2031-04-02

Abstract

The utility model discloses a disposable leading-in type anorectal hemorrhoid anastomat which comprises a kiss-cutting body and an expander, wherein the expander comprises an inner guide sleeve, an outer sheath, an expansion seat and a fixing assembly, the inner guide sleeve comprises a front half part and a rear half part, the front half part and the rear half part are connected together through a connecting part, the diameter of the connecting part is gradually reduced from top to bottom, supporting rods are vertically fixed on two sides of the inner wall of the front half part, a circular ring is fixed at the outer end of each supporting rod, the expansion seat comprises an expansion part and a base, a left baffle and a right baffle are fixedly arranged on the upper parts of the inner walls of the two sides of the base respectively, and the fixing assembly comprises a left fixing plate, a right fixing plate and a connecting plate. The utility model can avoid damaging the sphincter during the anus expansion process, reduce the uncomfortable feeling of the patient during the operation and improve the cutting accuracy.

Description

Disposable leading-in type anorectal hemorrhoid anastomat

Technical Field

The utility model belongs to the technical field of medical instruments, and particularly relates to a disposable leading-in type anorectal hemorrhoid anastomat.

Background

The anorectal hemorrhoid anastomat is a medical instrument for replacing manual suture for repairing hemorrhoid mucosa, hemorrhoid incising and closing of the anastomat is an operation, enlarged redundant pathological tissues are excised by utilizing the annular incising anastomat, meanwhile, the remaining anal pad tissues are closed, one-time completion is achieved, a wound surface is not left, the pain after the hemorrhoid incising and closing operation is light, pain relieving medicines are not basically needed, the recovery time is short, the recovery period is shortened due to the fact that the incision is subjected to anastomosis treatment, the use time of antibiotics is shortened, and toxic and side effects are reduced, and the anorectal hemorrhoid anastomat is the first choice of the current hemorrhoid operation. The anorectal hemorrhoid anastomat comprises an anastomat body, an inner guide sleeve of an expander and an expansion seat, the inner guide sleeve of the expander and the expansion seat are required to be used for expansion before an operation, the inner guide sleeve of the expander drives the expansion seat to be inserted into an anus, the sphincter can be scratched when the expansion seat moves due to the fact that the inner diameter of the expansion seat is larger than the outer diameter of the inner guide sleeve of the expander, discomfort is added to a patient, in addition, the expansion seat is easy to move due to extrusion, operation is affected, and therefore improvement on the traditional disposable leading-in type anorectal hemorrhoid anastomat is necessary.

Disclosure of Invention

In order to solve the defects of the prior art, the utility model aims to provide the disposable leading-in type anorectal hemorrhoid anastomat which can avoid damaging the sphincter during the process of expanding the anus, reduce the uncomfortable feeling of a patient during the operation and improve the cutting accuracy.

In order to achieve the above object, the present invention adopts the following technical solutions:

a disposable leading-in type anorectal hemorrhoid anastomat, which comprises an osculating body and an expander, wherein the expander comprises an inner guide sleeve and an outer sheath, expansion seat and fixed subassembly, interior guide pin bushing includes first half and latter half, first half links together through connecting portion with latter half, the diameter of connecting portion reduces from top to bottom gradually, the equal vertical fixation in both sides of first half inner wall has branch, the outer end of branch is fixed with the ring, the expansion seat includes expansion portion and base, the upper portion of base both sides inner wall is fixed respectively and is provided with left baffle and right baffle, fixed subassembly includes left fixed plate, right fixed plate and connecting plate, the both sides inner wall lower part of first half of interior guide pin bushing all is provided with the jack, the left end of left fixed plate and the right-hand member of right fixed plate correspond respectively and pass the jack, the both ends of connecting plate are respectively through bolt fixed connection in the bottom of left fixed plate right-hand member and the bottom of right fixed plate left end.

Preferably, the front half part is of a hemispherical structure, and the rear half part, the outer sheath and the expansion part are of cylindrical structures, so that the dilator can be conveniently inserted into the anus for expansion.

Preferably, the inner diameter of the bottom end of the front half part of the inner guide sleeve is larger than that of the rear half part of the inner guide sleeve, the inner diameter of the bottom end of the front half part of the inner guide sleeve is the same as that of the outer sheath and the expansion part, and when the outer sheath and the expansion part are sleeved outside the inner guide sleeve, the outer side wall of the outer sheath and the outer side wall of the inner guide sleeve can be on the same plane, so that damage to the sphincter is avoided.

More preferably, the top left side of aforementioned left fixed plate and the top right side of right fixed plate all are provided with the stopper, can carry on spacingly to the installation of left fixed plate and right fixed plate.

Further preferably, the base is shaped like an outer horn, and the inner diameter of the base is gradually increased from top to bottom.

Specifically, the lateral wall of aforementioned connecting portion is the last cambered surface of outside protrusion, and the roof of oversheath and expansion portion is the lower cambered surface of inside concave yield, goes up the curved shape phase-match of cambered surface and lower cambered surface, can make the connection between inner guide cover and oversheath, inner guide cover and the expansion seat inseparabler, is favorable to the removal of expander, also is convenient for simultaneously taking out of inner guide cover.

Preferably, the both sides of aforementioned base all are provided with a plurality of through wires holes, can sew up the base on the buttock of anus outside to play the effect of fixed good expansion seat, avoid sewing up or taking place to remove and lead to the inaccurate of cutting because of the expansion seat in the later stage when cutting.

The utility model has the advantages that: the disposable leading-in type anorectal hemorrhoid anastomat is simple in structure, sphincter injury can be avoided through improvement of the dilator, and cutting accuracy is improved; when the outer sheath and the expansion part are sleeved outside the inner guide sleeve, the outer side wall of the outer sheath and the outer side wall of the inner guide sleeve can be on the same plane, so that the damage to the sphincter is avoided, and the discomfort of a patient in the operation is reduced; the inner guide sleeve can be limited through the fixing component, so that the connection between the inner guide sleeve and the outer sheath or the expansion seat is more stable, the smooth movement of the whole expander during anus expansion is facilitated, and the situation that the expansion seat is separated from the inner guide sleeve can be avoided; the inner guide sleeve can be pulled in and out by pushing and pulling the fixing component, so that the inner guide sleeve moves more stably and is easy to operate; the inner guide sleeve can be taken out by clamping the two circular rings in the inner guide sleeve by using tweezers, so that the operation is convenient; the base is sewn on the hip outside the anus to play a role in fixing the expansion seat, so that inaccurate cutting caused by movement of the expansion seat during later sewing or cutting is avoided; the outer sheath is sleeved on the inner guide sleeve to expand the anus, so that the phenomenon that the sphincter is uncomfortable due to the connecting part when the inner guide sleeve is pulled out can be avoided.

Drawings

FIG. 1 is a schematic view of the connection of the inner guide sleeve and the expansion seat of the present invention;

FIG. 2 is an enlarged partial schematic view at A of FIG. 1;

FIG. 3 is a schematic view of the connection between the inner guide sleeve and the outer sheath according to the present invention;

FIG. 4 is a front view of the inner guide sleeve of the present invention;

fig. 5 is a front view of the inner guide sleeve and the expansion seat in the coupled state according to the present invention.

The meaning of the reference symbols in the figures: 1. inner guide sleeve, 1.1, first half, 1.2, latter half, 1.3, connecting portion, 2, oversheath, 3, expansion seat, 3.1, expansion portion, 3.2, base, 3.21, through wires hole, 4, branch, 5, ring, 6, left baffle, 7, right baffle, 8, left fixed plate, 9, right fixed plate, 10, connecting plate, 11, bolt, 12, stopper.

Detailed Description

The utility model is described in detail below with reference to the figures and the embodiments.

Referring to fig. 1, 3, 4 and 5, the disposable leading-in type anorectal hemorrhoid anastomat comprises an osculating body and an expander, wherein the expander comprises an inner guide sleeve 1, an outer sheath 2, an expansion seat 3 and a fixing component.

The inner guide sleeve 1 comprises a front half part 1.1 and a rear half part 1.2, the front half part 1.1 and the rear half part 1.2 are connected together through a connecting part 1.3, and the diameter of the connecting part 1.3 is gradually reduced from top to bottom. The expansion seat 3 comprises an expansion part 3.1 and a base 3.2, the first half part 1.1 is of a hemispherical structure, the second half part 1.2, the outer sheath 2 and the expansion part 3.1 are of a cylindrical structure, the convenient expander is inserted into an anus to be expanded, the base 3.2 is of an outer horn shape, and the inner diameter of the outer horn shape is gradually increased from top to bottom. The internal diameter of the bottom end of the front half part 1.1 of the inner guide sleeve 1 is larger than the internal diameter of the rear half part 1.2, the internal diameter of the bottom end of the front half part 1.1 of the inner guide sleeve 1 is the same as the internal diameters of the outer sheath 2 and the expansion part 3.1, and when the outer sheath 2 and the expansion part 3.1 are sleeved outside the inner guide sleeve 1, the outer side wall of the outer sheath and the outer side wall of the inner guide sleeve 1 can be on the same plane, so that damage to the sphincter is avoided. Both sides of the inner wall of the first half part 1.1 are vertically fixed with supporting rods 4, the outer ends of the supporting rods 4 are fixed with circular rings 5, the two circular rings 5 inside the inner guide sleeve 1 are clamped by tweezers, the inner guide sleeve 1 can be taken out, and the operation is convenient.

Referring to fig. 2, the outer side wall of the connecting portion 1.3 is an upper arc surface protruding outwards, the top walls of the outer sheath 2 and the expansion portion 3.1 are lower arc surfaces recessed inwards, and the upper arc surfaces are matched with the lower arc surfaces in bending shape, so that the inner guide sleeve 1 and the outer sheath 2 can be connected more tightly with the inner guide sleeve 1 and the expansion seat 3, the movement of the expander is facilitated, and the inner guide sleeve 1 can be taken out conveniently.

The upper portion of base 3.2 both sides inner wall is fixed respectively and is provided with left baffle 6 and right baffle 7, and fixed subassembly includes left fixed plate 8, right fixed plate 9 and connecting plate 10, and the both sides inner wall lower part of first 1.2 of inner guide pin bushing 1 all is provided with the jack, and the left end of left fixed plate 8 and the right-hand member of right fixed plate 9 correspond respectively and pass the jack, and the both ends of connecting plate 10 are respectively through the bottom of bolt 11 fixed connection in the 8 right-hand members of left fixed plate and the bottom of the 9 left ends of right fixed plate. The top left side of left fixed plate 8 and the top right side of right fixed plate 9 all are provided with stopper 12, can carry on spacingly to the installation of left fixed plate 8 and right fixed plate 9.

Both sides of base 3.2 all are provided with a plurality of through wires holes 3.21, can sew up base 3.2 on the buttock of anus outside to play the effect of fixing expansion seat 3, avoid sewing up or taking place to remove and lead to the inaccurate of cutting because of expansion seat 3 later stage when cutting.

For better illustration of the present invention, the following is a detailed description of the working process:

when an anorectal hemorrhoid cutting operation is carried out, firstly, anus expansion is carried out, the outer sheath 2 is sleeved on the outer side of the rear half part 1.2 of the inner guide sleeve 1 from bottom to top, the left fixing plate 8 and the right fixing plate 9 are inserted and connected together fixedly through the connecting plate 10, the bottom end of the outer sheath 2 is in close contact with the top parts of the left fixing plate 8 and the right fixing plate 9, the top end of the outer sheath is in close contact with the bottom end of the front half part 1.1 of the inner guide sleeve 1, the outer sheath 2 can be fixed by the fixing assembly to avoid moving back and forth, and then the inner guide sleeve 1 is slowly pushed into the anus to carry out anus expansion for 2-3 min; the fixing component and the outer sheath 2 are sequentially detached after the inner guide sleeve 1 is taken out, the fixing component is installed, the expansion seat 3 is sleeved outside the rear half part 1.2 of the inner guide sleeve 1 from bottom to top until the left fixing plate 8 and the right fixing plate 9 are respectively in close contact with the left baffle 6 and the right baffle 7, then the inner guide sleeve 1 and the expansion seat 3 are slowly pushed into the anus to expand the anus, the two sides of the base 3.2 are sewn on the hip outside the anus through an operation line, the two rings 5 are clamped through tweezers, the inner guide sleeve 1 is pulled out in a clamping mode, and the kiss-cut body can be inserted into the expansion seat 3 to be cut.

The disposable leading-in type anorectal hemorrhoid anastomat is simple in structure, sphincter injury can be avoided through improvement of the dilator, and cutting accuracy is improved; when the outer sheath 2 and the expansion part 3.1 are sleeved outside the inner guide sleeve 1, the outer side wall of the outer sheath and the outer side wall of the inner guide sleeve 1 can be on the same plane, so that damage to the sphincter is avoided, and discomfort of a patient in an operation is reduced; the inner guide sleeve 1 can be limited through the fixing component, so that the connection between the inner guide sleeve 1 and the outer sheath 2 or the expansion seat 3 is more stable, the smooth movement of the whole expander during the anus expansion is facilitated, and the situation that the expansion seat 3 is separated from the inner guide sleeve 1 can be avoided; the inner guide sleeve 1 can be taken out by clamping the two circular rings 5 in the inner guide sleeve 1 by using tweezers, so that the operation is convenient; sew up base 3.2 on the buttock of anus outside to play the effect of fixing expansion seat 3, avoid sewing up or taking place to remove and lead to the inaccurate of cutting because of expansion seat 3 later stage.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It should be understood by those skilled in the art that the above embodiments do not limit the present invention in any way, and all technical solutions obtained by using equivalent alternatives or equivalent variations fall within the scope of the present invention.

Claims

1. The utility model provides a disposable leading-in type anus intestines haemorrhoids anastomat, includes osculating body and expander, a serial communication port, the expander includes inner guide cover (1), oversheath (2), expansion seat (3) and fixed subassembly, inner guide cover (1) includes first half (1.1) and latter half (1.2), first half (1.1) links together through connecting portion (1.3) with latter half (1.2), the diameter of connecting portion (1.3) reduces from top to bottom gradually, the both sides of first half (1.1) inner wall all are fixed perpendicularly and have branch (4), the outer end of branch (4) is fixed with ring (5), expansion seat (3) are including expansion portion (3.1) and base (3.2), the upper portion of base (3.2) both sides inner wall is fixed respectively and is provided with left baffle (6) and right baffle (7), fixed subassembly includes left fixed plate (8), The guide sleeve structure comprises a right fixing plate (9) and a connecting plate (10), jacks are arranged on the lower portions of the inner walls of the rear half portions (1.2) of the inner guide sleeve (1), the left end of the left fixing plate (8) and the right end of the right fixing plate (9) correspondingly penetrate through the jacks respectively, and the two ends of the connecting plate (10) are fixedly connected to the bottom of the right end of the left fixing plate (8) and the bottom of the left end of the right fixing plate (9) through bolts (11) respectively.

2. A disposable introduction type anorectal hemorrhoid stapler according to claim 1 wherein said anterior half (1.1) is of hemispherical structure and said posterior half (1.2), outer sheath (2) and dilating portion (3.1) are of cylindrical structure.

3. A disposable introducing type anorectal hemorrhoid anastomat according to claim 2, wherein the inner diameter of the bottom end of the front half part (1.1) of the inner guide sleeve (1) is larger than that of the rear half part (1.2), and the inner diameter of the bottom end of the front half part (1.1) of the inner guide sleeve (1) is the same as that of the outer sheath (2) and the expansion part (3.1).

4. The disposable leading-in type anorectal hemorrhoid anastomat of claim 1, wherein the left side of the top of the left fixing plate (8) and the right side of the top of the right fixing plate (9) are both provided with a limiting block (12).

5. The disposable introduction type anorectal hemorrhoid stapler according to claim 1 wherein the base (3.2) is of an external trumpet shape, the inner diameter of which is gradually increased from top to bottom.

6. The disposable introduction type anorectal hemorrhoid anastomat of claim 1, wherein the outer side wall of the connecting part (1.3) is an upper cambered surface which protrudes outwards, the top walls of the outer sheath (2) and the dilating part (3.1) are lower cambered surfaces which are concave inwards, and the curved shapes of the upper cambered surface and the lower cambered surface are matched.

7. The disposable introduction type anorectal hemorrhoid stapler according to claim 1, wherein both sides of the base (3.2) are provided with a plurality of threading holes (3.21).