Have the anus dilator seat that scale shows
Technical field
The present invention relates to the assistive device of a kind of anorectal section, especially, belong to medical instruments field for a kind of novel anus dilator seat that is used for operations such as hemorrhoid cutting, rectum breath tumor, encysted rectum.
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, and for the ease of the use of operation, it also needs to cooperate a piped subsidiary conduit with tapered distal end of circle.Particularly in the hemorrhoids surgical of other than ring type cutting, 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.
Summary of the invention
The objective of the invention is to solve the above-mentioned technical problem that prior art exists, a kind of novel anus dilator seat that can be used for anal-surgery is provided.
Purpose of the present invention is achieved through the following technical solutions:
A kind of anus dilator seat that has the scale demonstration, comprise: the body of a hollow, this body comprises front-end and back-end, and this body can pass anus and arrive the operation technique position, the outer wall of described body is provided with and is used for the scale that show ontology inserts the anus internal depth, this scale shows the part that can cover body, also can cover the whole of body.
Further, the rear end of described body is provided with one and sews up connecting portion, operates this stitchings connecting portion and body can be shifted onto the operation technique position, thereby and make body be fixed on the operation technique position organizationally by sewing up the connecting portion stitching.
Again further, described stitching connecting portion is a broadside that diameter is bigger than body, and described broadside is the shape of dispersing backward.Described broadside is provided with at least two engraved structures, and this engraved structure is distributed on the surface of broadside.The periphery of described broadside is provided with the waveform projection in a week.
Further, the front end of described body is provided with the insertion guide part, and this insertion guide part is a bullet, described anus dilator seat is moved to the operation technique position play a guide effect.
Again further, the cylindrical or cone barrel of described body.
Further, have an opening on the wall of described body at least, the scope of its central angle is 80 degree~300 degree.Perhaps, have two openings on the wall of described body, the scope of its central angle is 30 degree~160 degree.Further, have symmetrically arranged two openings on the wall of described body, its central angle is 120 degree.
Beneficial effect of the present invention is mainly reflected in: adopt technical solution of the present invention, in the whole surgery process, compare with the identical operation of adopting traditional anus dilator seat to do, two apparatuses of anus-expanding unit inner catheter and anus mirror have been saved, and then just removed the process of using these two apparatuses from, simplify operating procedure, saved operating time.Simultaneously, opening of being offered on the body wall and scale can allow the present invention come surgical operation at single hemorrhoid or two hemorrhoid better, have simplified the step of operation, both have been beneficial to the quick enforcement of operation, can further reduce patient's misery again.Therefore, the present invention can be well at anal-surgery, and the hemorrhoids surgical of other than ring types such as especially single hemorrhoid or two hemorrhoid cutting is used, and surgical effect is further ensured, is worth promoting in the field.
Description of drawings
Below in conjunction with accompanying drawing technical solution of the present invention is described further:
Fig. 1: the structural representation of the first embodiment of the present invention.
Fig. 2: the front view of the first embodiment of the present invention.
Fig. 3: the left view of the first embodiment of the present invention.
Fig. 4: among Fig. 2 along the cutaway view of A-A direction.
Fig. 5: the second embodiment of the present invention front view.
Fig. 6: the second embodiment of the present invention vertical view.
Fig. 7: the second embodiment of the present invention left view.
Fig. 8: among Fig. 6 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 openings, 5 scale α opening angles
The specific embodiment
The present invention has disclosed a kind of anus dilator seat that is used for anal-surgery, and first embodiment as shown in Figures 1 to 4 comprises the body 1 of a hollow, and described body 1 includes a front end 11 and a rear end 12.The rear end 12 of body is the tubular structure that a sidewall is closed hoop among the present invention, the cylinder of further saying so.Described body 1 has at least one opening 4 on the wall that is positioned at tubular structure the place ahead, mucosa and all or part of hemorrhoidal tissue can enter into the inside of body 1 hollow by described opening 4 on the hemorrhoid.In all embodiment of the present invention, also comprise the stitching connecting portion 2 and the insertion guide part 3 that is arranged on the front end 11 of body 1 of the cylinder rear end 12 that is arranged on body 1.
In first embodiment shown in Figure 1, thereby make body 1 be fixed on the operation technique position organizationally by sewing up connecting portion 2 stitchings, 3 pairs of described anus dilator seats that are used for anal-surgery of insertion guide part move to the operation technique position and play a guide effect.Certainly,, then in operation process, only need operation to sew up connecting portion 2 body 1 is pushed anal, firmly get final product with hand steered then if do not need organizationally in the operation with the body sutured.
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, and can pass in this body 1.So-called operation technique position is meant the anus dilator seat that is used for anal-surgery is inserted in patient's the body, then mucosa on the hemorrhoid and all or part of hemorrhoidal tissue are dragged and fall in the body 1, with suture instruments mucosa on the hemorrhoid and all or part of hemorrhoidal tissue are cut then, sew up the position that cuts and organizes again.
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 in conjunction with Fig. 2 and shown in Figure 3, 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.Broadside 21 outer circumference surfaces are provided with the wavy projection 24 in a week, and it is sliding to prevent effectively that hands from appearring in the doctor when holding anus dilator seat of the present invention, guarantees that broadside 21 has certain frictional force.Described insertion guide part 3 is a bullet 31, and such shape can make body 1 more easily enter in patient's the body.
Have symmetric two openings 4 on the wall of the body 1 of present embodiment, its central angle alpha can be the best with 120 degree between 30~160 degree.The reason that present embodiment is provided with two openings 4 is the two hemorrhoids operations for the ease of the other than ring type cutting, and mucosa and all or part of hemorrhoidal tissue can being drawn to body interior respectively by two openings 4 and be cut on the hemorrhoid at two places.Certainly, because setting such as asymmetric opening, openings of sizes that the cause of hemorrhoidal tissue is taked be inequality, still within protection scope of the present invention.
Fig. 5 is to second embodiment shown in Figure 8, and be with the difference of first embodiment: have an opening 4 on the wall of described body 1, its central angle alpha is 300 degree.Certainly, according to different hemorrhoids operations, the scope of the central angle of its opening can be 80 degree~300 degree.
What have to carry is, in the present invention the body 1 of all embodiment outer wall be provided with and be used for the scale 5 that show ontology inserts the anus internal depth, this scale shows the part that can cover body, also can cover the whole of body, be that scale can show a circle, make the doctor no matter which angle can see scale from, also may be displayed on the part of body, the doctor need turn to apparatus easily angle and observe.This scale 5 is for directly being injected on the body 1.Owing to the existence of scale 5 is arranged,, thereby can more clearly make guidance for operation so the doctor can know very accurately that body 1 has been inserted into the degree of depth of anus inside.Scale 5 of the present invention can also be other form except the numerical value among the embodiment, comprises mechanical type, electronic type digital display, perhaps picture and text indication, or the like.
Hemorrhoids operation with the other than ring type cutting of anorectal section is the occupation mode that example illustrates this apparatus below.At first, towards anus, make anus dilator seat insert anal canal the insertion guide part 3 of anus dilator seat of the present invention.Rotate anus dilator seat then, make its opening 4 aim at mucosa and all or part of hemorrhoidal tissue on the hemorrhoid.Then the stitching connecting portion 2 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 invention is in the operation technique position.
Then, with clamp clamping looper mucosa on the hemorrhoid of anus dilator seat opening part being carried out the pocket seam pricks.Then with bookbinding device 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 bookbinding device.Tractive and tighten up purse wire then, guarantee that mucosa and all or part of hemorrhoidal tissue are accommodated in the seam area of bookbinding device on the hemorrhoid, regulate bookbinding device then, the distance between nail bin and the nail anvil is dwindled, clamp 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 bookbinding device is pulled the trigger tissue with the nail of bookbinding device 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, in the whole surgery process, compare with the identical operation of adopting traditional anus dilator seat to do, can save two apparatuses of anus-expanding unit inner catheter and anus mirror, and then just removed the process of using these two apparatuses from, simplify operating procedure, saved operating time.And, can use tubular type hemorrhoid bookbinding device to do the hemorrhoids operation of other than ring type cutting, the scope of application of tubular type hemorrhoid bookbinding device is enlarged, surgical effect is further ensured, is suitable in the industry and promotes the use of.
The present invention still has multiple concrete embodiment.For example: the cylindrical shape that the shape of body 1 is mentioned in the embodiment of the invention, 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 1 or 2, also can other number.All employings are equal to replacement or equivalent transformation and all technical schemes of forming, all drop within the scope of protection of present invention.