CN201361347Y

CN201361347Y - Novel anus dilator seat

Info

Publication number: CN201361347Y
Application number: CNU2008202173147U
Authority: CN
Inventors: 陈望东; 丁水澄
Original assignee: Touchstone International Medical Science Co Ltd
Current assignee: Touchstone International Medical Science Co Ltd
Priority date: 2008-12-01
Filing date: 2008-12-01
Publication date: 2009-12-16
Anticipated expiration: 2018-12-01

Abstract

The utility model provides a novel anus dilator seat, which comprises a hollowed body and a stitching connection part arranged at the rear end of the hollowed body. The stitching connection part is a broadside with a hollowed structure and the diameter of the stitching connection part is larger than the diameter of the hollowed body. The hollowed body can be fixed on the surgical operation position through stitching the broadside on the tissue. At least one opening is arranged on the wall of the hollowed body. The mucous membrane of upper hemorrhoid and all or partial hemorrhoid tissues can enter the internal part of the hollowed body. The utility model mainly has the advantages that the mucous membrane of the upper hemorrhoid and all or partial hemorrhoid tissues can be pulled into the anus dilator seat from the opening during operation, stapling nails exist only at the mucous membrane of the upper hemorrhoid and at the all or partial hemorrhoid tissues after a hemorrhoid stapler is used to stitch and cut the hemorrhoid, the anorectum is still provided with a certain elasticity and the smooth defecation of the patients is ensured.

Description

Novel anus dilator seat

Technical field

This utility model relates to the assistive device of a kind of anorectal section, especially is a kind of novel anus dilator seat, belongs to medical instruments field.

Background technology

Anus dilator seat is the assistive device a kind of commonly used of anorectal section, and it plays an important role in the check of anorectal section, operative treatment process.The anus dilator seat that comparatively generally adopts is a straight-tube shape structure that has the edge at present, and its edge is controlled by the doctor or the skin closure at direct and anus edge is fixed.The effect of anus dilator seat is to strut anus, for follow-up inspection or treatment are prepared.

But its function of the apparatus of this structure is very single, for the ease of the use of operation, it also needs to cooperate a piped subsidiary conduit with tapered distal end of circle, such situation makes the step of operation various, is unfavorable for the quick enforcement of performing the operation, and has also increased patient's misery indirectly.

In addition, the hemorrhoid anastomat of prior art is the seaming and cutting device of a full circle, after cooperating mucosa on the intact hemorrhoid of existing anus dilator seat seaming and cutting and all or part of hemorrhoidal tissue, make seaming and cutting place that produce a circle on the anal orifice and rectal intestine, and arranged the anastomosis staple of a circle in these seaming and cutting place, can make anal orifice and rectal intestine become unusual stiff like this, and not possess elasticity in these seaming and cutting place.When patient needs defecation, might strut seaming and cutting place and cause and need sew up again again, increased patient's misery and medical expense.

The utility model content

The purpose of this utility model is to solve the above-mentioned technical problem that prior art exists, and a kind of anus dilator seat of novel multifunctional is provided.

The purpose of this utility model is achieved through the following technical solutions:

A kind of novel anus dilator seat comprises: the body of a hollow, can pass anus and arrive the operation technique position; Be arranged on the stitching connecting portion of the rear end of body, described stitching connecting portion is that a diameter is bigger and have the broadside of engraved structure than body, thereby makes body be fixed on the operation technique position organizationally by broadside is sewed up; Have at least one opening on the wall of described body, mucosa and all or part of hemorrhoidal tissue can enter into the inside of body hollow by described opening on the hemorrhoid.

Further, have at least two described engraved structures to be distributed on the surface of broadside.The periphery of described broadside is provided with the waveform projection in a week.Cylindrical or the cone barrel of described body.

Again further, the front end of body is provided with the insertion guide part, and described insertion guide part is a bullet, described anus dilator seat is moved to the operation technique position play a guide effect.

Have symmetric two openings on the wall of described body, its central angle all is 120 degree.

Have symmetric three openings that size is identical on the wall of described body, its central angle all is 80 degree.Perhaps, have three openings that vary in size on the wall of described body.

Further, the length of described opening is 1/6～5/6 of body length.

The beneficial effects of the utility model are mainly reflected in: because mucosa and all or part of hemorrhoidal tissue are pulled in the anus dilator seat from opening in operation on the hemorrhoid, and after using hemorrhoid anastomat to carry out seaming and cutting, there is anastomosis staple at mucosa and all or part of hemorrhoidal tissue place on the hemorrhoid that only are drawn into, therefore anal orifice and rectal intestine still possesses certain elasticity, guarantees that patient's defecation is smooth and easy.

Description of drawings

Below in conjunction with accompanying drawing technical solutions of the utility model are described further:

Fig. 1: first embodiment of the present utility model front view.

Fig. 2: first embodiment of the present utility model right view.

Fig. 3: first embodiment of the present utility model vertical view.

Fig. 4: among Fig. 1 along the cutaway view of A-A direction.

Fig. 5: second embodiment of the present utility model schematic perspective view.

Fig. 6: among Fig. 5 along the cutaway view of B-B direction.

Wherein:

1 body, 11 front ends, 12 rear ends

2 sew up connecting portion 21 broadsides 22 engraved structures

24 projections 3 are inserted guide part 31 bullets

4 opening α opening angles

The specific embodiment

This utility model has disclosed a kind of anus dilator seat, first embodiment as shown in Figures 1 to 4 comprises: the body 1 of a hollow is arranged on the stitching connecting portion 2 of the rear end 12 of body 1, be arranged on the insertion guide part 3 of the front end 11 of body 1, and two openings 4 that have on the wall of body 1.

3 pairs of described anus dilator seats of insertion guide part move to the operation technique position and play a guide effect, thereby make body 1 be fixed on the operation technique position organizationally by sewing up connecting portion 2 stitchings, in the operation technique position, mucosa and all or part of hemorrhoidal tissue can enter into the inside of body 1 hollow by described opening 4 on the hemorrhoid.With the hemorrhoid cutting operation is example, so-called operation technique position is meant anus dilator seat is inserted in patient's the body, then mucosa on the hemorrhoid and all or part of hemorrhoidal tissue are dragged in the body 1, carry out the position of mucosa on the hemorrhoid and all or part of hemorrhoidal tissue cutting and stitching then.

In this preferred embodiment, described body 1 is cylindrical.Certainly in the body that more easily enters into the patient, body 1 also can be cone barrel.To be a diameter than body 1 big and have the broadside 21 of engraved structure 22 for described stitching connecting portion 2, and described broadside 21 is the shape of dispersing backward.In the present embodiment, there are three described engraved structures 22 to be distributed on the surface of broadside 21.In this preferred embodiment, described insertion guide part 3 is a bullet 31, and such shape can make body 1 more easily enter in patient's the body.And the length of the opening 4 on the body 1 is 2/3 of body 1 length.Certainly, the length of opening can be carried out corresponding setting according to the difference of operation, and its scope is generally 1/6～5/6.

Further, the central angle alpha of described two openings 4 can be the best with 120 degree between 30～160 degree.Broadside 2 outer circumference surfaces are provided with the wavy projection 24 in a week, and it is sliding effectively to prevent to occur when the doctor from holding anus dilator seat hands, guarantees that broadside 2 has certain frictional force.The convenience of observing for the doctor with the body 1 of anus dilator seat with sew up connecting portion 2 and be set to transparently, is not subjected to the influence of its hetero-organization again for the visual field in performing the operation, be set to the bullet 31 of anus dilator seat nontransparent.

Fig. 5 and second embodiment shown in Figure 6 are three openings 4 having on the wall of body 1 with the difference of first embodiment, and its central angle alpha is 80 degree.In the present embodiment, mucosa and all or part of hemorrhoidal tissue can enter into body 1 inside from three openings on the hemorrhoid.Certainly, because mucosa and all or part of distributing position inequality of hemorrhoidal tissue on anal canal on the hemorrhoid, so three openings can being arranged to the opening in the present embodiment to vary in size.For the needs of making, it is identical also can be designed to two openings, and another size is different with these two, one 90 degree for example, and two is 75 degree in addition.

Introduce the occupation mode of this apparatus below.At first, towards anus, make anus dilator seat insert anal canal the insertion guide part 3 of this anus dilator seat.Rotate anus dilator seat then, make its opening 4 aim at mucosa and all or part of hemorrhoidal tissue on the hemorrhoid.Then the broadside 21 of anus dilator seat and the skin closure on the anus limit are got up, reach the fixedly purpose of anus dilator seat.At this moment, anus dilator seat of the present utility model is in the operation technique position.Then, with clamp clamping looper mucosa on the hemorrhoid of anus dilator seat opening part and all or part of hemorrhoidal tissue are carried out pocket seam bundle.Then with hemorrhoid anastomat nail anvil and nail bin away from state under put into anus dilator seat, make after mucosa and all or part of hemorrhoidal tissue on the hemorrhoid drop in the seam area of hemorrhoid anastomat.Tractive and tighten up purse wire then guarantees that mucosa and all or part of hemorrhoidal tissue all are accommodated in the seam area of hemorrhoid anastomat on the hemorrhoid, regulates hemorrhoid anastomat then and clamps mucosa and all or part of hemorrhoidal tissue on the hemorrhoid up to nail anvil and nail bin.And then, the firing handle of operation hemorrhoid anastomat is pulled the trigger tissue with the nail of hemorrhoid anastomat and is bound stitching, with mucosa on the hemorrhoid and all or part of hemorrhoidal tissue excision, withdraws from apparatus at last simultaneously.

By above-mentioned character express also in conjunction with the accompanying drawings as can be seen, mucosa and all or part of hemorrhoidal tissue are pulled in the anus dilator seat from opening in operation in the whole surgery process because on the hemorrhoid, and after using hemorrhoid anastomat to carry out seaming and cutting, there is anastomosis staple the wound of mucosa and all or part of hemorrhoidal tissue on the hemorrhoid that only are drawn into, therefore anal orifice and rectal intestine still possesses certain elasticity, the defecation that guarantees patient is smooth and easy, and surgical effect is further ensured, is suitable in the industry and promotes the use of.

This utility model still has multiple concrete embodiment.For example: the cylindrical shape that the shape of body 1 is mentioned in this utility model embodiment, the cone barrel, can also be other streamline shape.Also have number of openings also to be not limited to embodiment in addition to be mentioned 2 or 3, also can other number, also can size between them identical or vary in size.All employings are equal to replacement or equivalent transformation and all technical schemes of forming, all drop within the claimed scope of this utility model.

Claims

1. novel anus dilator seat comprises: the body of a hollow (1), can pass anus and arrive the operation technique position; Be arranged on the stitching connecting portion (2) of the rear end (12) of body (1), described stitching connecting portion (2) is that a diameter is bigger and have a broadside (21) of engraved structure (22) than body (1), by with broadside (21) thus sew up and make body (1) be fixed on the operation technique position organizationally; It is characterized in that: have at least one opening (4) on the wall of described body (1), mucosa and all or part of hemorrhoidal tissue can enter into the inside of body (1) hollow by described opening (4) on the hemorrhoid.

2. novel anus dilator seat according to claim 1 is characterized in that: have at least two described engraved structures (22) to be distributed on the surface of broadside (21).

3. novel anus dilator seat according to claim 2 is characterized in that: the periphery of described broadside (21) is provided with the waveform projection (24) in a week.

4. novel anus dilator seat according to claim 1, it is characterized in that: the front end (11) of body (1) is provided with and inserts guide part (3), described insertion guide part (3) is a bullet (31), described anus dilator seat is moved to the operation technique position play a guide effect.

5. novel anus dilator seat according to claim 1 is characterized in that: the cylindrical or cone barrel of described body (1).

6. according to described any one novel anus dilator seat of claim 1 to 5, it is characterized in that: have symmetric two openings (4) on the wall of described body (1), its central angle (α) all is 120 degree.

7. according to described any one novel anus dilator seat of claim 1 to 5, it is characterized in that: have symmetric three openings (4) on the wall of described body (1), its central angle (α) all is 80 degree.

8. according to described any one novel anus dilator seat of claim 1 to 5, it is characterized in that: have three openings (4) that central angle is different on the wall of described body (1).

9. according to described any one novel anus dilator seat of claim 1 to 5, it is characterized in that: the length of described opening (4) is 1/6～5/6 of body (1) length.

10. novel anus dilator seat according to claim 9 is characterized in that: have three openings (4) that length is different on the wall of described body (1).