Summary of the invention
In order to solve above-mentioned technical problem, the invention provides a kind of anal-surgery auxiliary device,
Particularly relate to a kind of auxiliary device for excising the operation such as hemorrhoidal tissue, encysted rectum.
The purpose of the present invention is achieved through the following technical solutions:
A kind of anal-surgery auxiliary device, including hollow body, is positioned at described hollow body far-end
Guidance part, be positioned at the expanding part of described hollow body near-end, the sidewall of described hollow body sets
Be equipped with at least one opening, the sidewall of the described hollow body relative with described opening be provided with to
A few suture stretch hole, the lateral wall near described suture stretch hole is arranged has opening port
Outer housing.
Further, described hollow body is tubulose.
Further, described guidance part is taper.
Further, described opening port is positioned at the near-end of described outer housing, and towards described expanding part.
Further, the lateral profile of described outer housing cross section is streamlined.
Further, described outer housing and the lateral wall smooth engagement of described hollow body.
Further, described opening along described hollow body axially through to described guidance part.
Further, the axial length of described hollow body is 12 to 20 centimetres.
Further, described opening is 5 to 12 centimetres along the axial length of described hollow body.
Further, in the case of described suture stretch hole is multiple, multiple described sutures lead
Pulling eye is evenly and at intervals or interval is longitudinally arranged unevenly on the sidewall of described hollow body.
The anal-surgery auxiliary device that the present invention provides, including hollow body, is positioned at described hollow
The guidance part of body distal end, it is positioned at the expanding part of described hollow body near-end, described hollow body
Sidewall be provided with at least one opening, the sidewall of the described hollow body relative with described opening
Being provided with at least one suture stretch hole, the lateral wall near described suture stretch hole is arranged to be had
The outer housing of opening port.With mucosa ring cutting anastomosis on traditional hemorrhoidectomy and anastomat hemorrhoid (i.e.
PPH art) compare, can be well to acyclic by anal-surgery auxiliary device of the present invention
Shape hemorrhoid (if genesis analysis is in the elongated hemorrhoidal tissue of anal canal inwall) carry out purse string suture also equably
Lateral tractive fully, the present invention can make the lateral tractive within auxiliary device hollow body simultaneously
And the space increasing of endoscopic stapler device operation technique such that it is able to more thoroughly, more effectively to non-
Ring-type internal hemorrhoid (the particularly hemorrhoid on genesis analysis anal canal) is excised, and significantly shortens hands
The art time, alleviate the misery of patient, reduce affected part relapse rate.
Detailed description of the invention
The invention provides a kind of auxiliary device for anal-surgery, this anal-surgery auxiliary dress
Put the operation being mainly used in that in anal-surgery hemorrhoidal tissue, encysted rectum etc. are excised.
In order to make those skilled in the art be more fully understood that technical scheme, below will knot
The present invention is described in further detail to close the drawings and specific embodiments.
Seeing Fig. 1 to Fig. 5, according to embodiments of the invention, anal-surgery auxiliary device includes
Hollow body 1, guidance part 2 and expanding part 3, described guidance part 2 is positioned at the far-end of main body 1,
Described expanding part 3 is positioned at the near-end of main body 1, and described hollow body 1 is provided with on its sidewall
Opening 4, all or part of hemorrhoidal tissue being positioned at anal canal inwall can be entered by described opening 4
Enter the inside to main body 1 hollow.Preferably, hollow body 1 is tubulose, and guidance part 2 is cone
Shape, such that it is able to do not damage tissue in making auxiliary device enter anal canal relatively easily.?
With described opening 4 substantially relative to the sidewall of main body 1 be provided with at least one for tractive suture
Suture stretch hole 6.As it is shown on figure 3, in outside (that is, the main body 1 of suture stretch hole 6
The lateral wall near suture stretch hole 6 on sidewall) it is provided with outer housing 5, and outer housing 5 has
One opening port 7.Thus, shape between the lateral wall near outer housing 5 and suture stretch hole 6
Become a space.Further, opening port 7 is positioned at the near-end of this outer housing 5, and along main body
The longitudinal axis direction of 1 and towards expanding part 3, thus line pin can be hooked by this opening port 7
It extend in the space between the lateral wall of outer housing 5 and suture stretch hole 6.Further,
Outside the outboard wheel profile of the cross section of this outer housing 5 is streamlined, and this outer housing 5 is with main body 1
Smooth-sided engages, such that it is able to make auxiliary device more easily enter in human body anal canal and not
Damage tissue.
Preferably, see Fig. 1 to Fig. 3, opening 4 along main body 1 longitudinal axis direction always
Through to guidance part 2.Thus, operation can be given in the hollow body 1 of described auxiliary device
The bigger space of apparatus is to be operated.Specifically, main body 1 axial length (i.e. from
The far-end of guidance part 2 is to the vertical dimension between the proximal edge of main body 1) it is 12 to 20 lis
Rice.Further, opening 4 along the axial length of this hollow body 1 (i.e. from guidance part 2
Far-end is to the vertical dimension between the proximal edge of opening 4) it is 5 to 12 centimetres;Preferably,
It it is 9 centimetres.Additionally, opening 4 is 20 ° to 180 ° along the arc of the main body 1 of tubulose to angle;
Further, it is 30 ° to 150 °;Preferably, it is 60 ° to 120 °.
When doctor performs the operation, first the looper of suture is had to enter outer housing with clamp clamping the foot section brought
5 and suture stretch hole 6 near lateral wall between space in, then make looper penetrate suture
It is internal that stretch hole 6 enters main body 1, and the other end of suture is by outer housing 5 and suture stretch hole 6
Between neighbouring lateral wall, the opening port 7 in space extends to outside opening port 7.Then doctor's profit
By guide, anal-surgery auxiliary device is imported in human rectum's anal canal, make opening 4 substantially
At alignment hemorrhoidal tissue, now, in order to prevent the looper within main body 1 from stabbing tissue, can be by
Looper put into guide or looper is placed in guide and main body 1 medial wall between.
After the main body 1 of anal-surgery auxiliary device enters anal canal, doctor can be with suture by expanding part 3
It is fixed on perianal skin so that this auxiliary device is more firm, it is simple to operation.Afterwards,
Extract guide, adjust the angle of this auxiliary device, at the effect of tissue tension, hemorrhoidal tissue
Entered by opening 4 in the hollow space of main body 1, and hemorrhoidal tissue substantially with suture stretch hole
6 is relative.It follows that the hemorrhoidal tissue entered within main body 1 is carried out purse string suture, doctor is pressed from both sides
Hold after the looper in main body 1 penetrates the hemorrhoidal tissue relative with suture stretch hole 6, again order about curved
Pin is through the suture stretch hole 6 previously passed, and such suture is just from same suture stretch hole 6
Passing, thus hemorrhoidal tissue has been beaten a circle pocket, now looper returns to outer housing 5 and suture tractive
In the space between lateral wall near hole 6, then stretch into hook line pin by looper at opening port 7
Pull-out, two the end of a thread after hemorrhoidal tissue has been played a circle pocket by the most same suture all pass through out
Putting mouth 7, to extend to patient external.Two lines of the suture that doctor's tractive stretches out from opening port 7
Head, due to the barrier effect at suture stretch hole 6 peripheral side wall edge, changes doctor to suture
The direction of the pull strength along main body 1 longitudinal axis applied, will become by the pull strength that applies of doctor
For passing the suture pull strength along main body 1 cross-sectional diameter direction of hemorrhoidal tissue in main body 1, from
And by hemorrhoidal tissue along the lateral tractive in main body 1 cross-sectional diameter direction.See Fig. 5, when making hemorrhoid group
After knitting abundant tractive, endoscopic stapler device 8 is extended proximally into inside it by main body 1, uses
The nail bin of endoscopic stapler device 8 far-end clamps hemorrhoidal tissue and is connected with the tissue of intestinal wall with nail supporting base
Place, then doctor fires endoscopic stapler device 8, it is achieved the excision to hemorrhoidal tissue and the kiss to wound
Close, take out endoscopic stapler device 8 afterwards, extract this anal-surgery auxiliary device and pull-out is excised
Hemorrhoidal tissue, operation completes.
Preferably, can with opening 4 substantially relative to the sidewall of main body 1 multiple suture is set
Stretch hole 6, thus in the same manner as above to hemorrhoidal tissue (particularly indulging on anal canal wall
To hemorrhoidal tissue) play multi-turn pocket, thus make the lateral tractive of hemorrhoidal tissue evenly, excision
More thorough.Further, multiple suture stretch holes 6 can be relative with opening 4 along main body 1
The longitudinally perpendicular direction of sidewall form a line, and the interval between each suture stretch hole 6 can
Being can also to be uneven uniformly.Further, multiple suture stretch holes 6 can also
Multiple row, and each suture are lined up in longitudinally perpendicular direction along main body 1 sidewall relative with opening 4
Interval between stretch hole 6 can be can also to be uneven uniformly.In operation technique,
Doctor can select according to the concrete condition (such as distribution consistency degree, thickness distribution etc.) of patient's focus
Select and there is the anal-surgery auxiliary device that different suture stretch hole 6 is arranged.
According to another embodiment of the present invention, doctor can also be first with guide by anorectal
Operation auxiliary device imports in human rectum's anal canal, then extracts guide, then presss from both sides with clamp
Holding the foot section brought has the looper of suture to enter between the lateral wall near outer housing 5 and suture stretch hole 6
In the space formed, then make looper penetrate suture stretch hole 6 and enter main body 1 inside.This
Embodiment is re-introduced into looper after auxiliary device has been enter into human body, and safety is higher, it is to avoid
First introduce looper and make looper jointly enter human body with auxiliary device and guide and easily make curved
The risk of pin slip prick into human body tissue.
The anal-surgery auxiliary device of the application of the invention coordinates endoscopic stapler device 8, can be fast
Wound is also coincide rapidly by prompt excision hemorrhoidal tissue, thus solves traditional operation excision hemorrhoid
Tissue causes great pain to patient, and PPH art is unsuitable for genesis analysis in anal canal inwall
The problem that the elongated hemorrhoidal tissue of non-annularity carries out excising.Especially, the present invention further advantage is that,
Existence due to outer housing 5, it may not be necessary to tractive suture in the limited inner room of main body 1,
But from the outside tractive suture of main body 1, so make the more abundant of the lateral tractive of hemorrhoidal tissue, and
Endoscopic stapler device 8 is bigger in the space of main body 1 built-in function, therefore enables hemorrhoidal tissue obtain
More fully, excise thoroughly.
The present invention still has multiple specific embodiment, all employing equivalents or equivalent transformation
And all schemes formed, within all falling within the scope of protection of present invention.Such as, opening
4 can be two or more quantity, and the sidewall of the main body 1 that each opening 4 is relative sets
It is equipped with differently arranged suture stretch hole 6, is provided with outer housing 5 simultaneously.Outer housing 5, lead
Drawing portion 2 can be integrally manufactured with hollow body 1 with expanding part 3, it is also possible to removably with in
Empty main body 1 connects.Additionally, main body 1 is real except the respectively present invention with the shape of guidance part 2
Execute outside the tubulose in example and taper, it is also possible to be other streamline shape.Further, also may be used
To install illumination on anal-surgery auxiliary device (such as medial wall, expanding part, outer housing etc.)
Device.Further, all or part of anal-surgery auxiliary device can be by transparent material system
Become.
With mucosa ring cutting anastomosis on traditional hemorrhoidectomy and anastomat hemorrhoid (i.e. PPH art) phase
Ratio, by anal-surgery auxiliary device of the present invention can well to non-annularity hemorrhoid (as
Genesis analysis is in the hemorrhoidal tissue of anal canal inwall) uniformly and securely carry out purse string suture and laterally fill
Dividing tractive, the anal-surgery auxiliary device of the present invention coordinates with endoscopic stapler device simultaneously, gives and coincide
The operative space that device is bigger in auxiliary device, non-annularity internal hemorrhoid is carried out quick, effective, fill
Divide and excise thoroughly, significantly shortening operating time, alleviate the misery of patient, reduction
Affected part relapse rate.Additionally, the anal-surgery auxiliary device of the present invention with endoscopic stapler device
Ring-type hemorrhoid rapidly and effectively can also be excised and sew up under effectively coordinating.
Near-end herein, far-end are to be limited according to industry practice, i.e. during operation close to doctor
Person is near-end, and opposite end is far-end.
Above anal-surgery auxiliary device provided by the present invention is described in detail.Herein
In apply concrete example principle and the embodiment of the present invention be set forth, but real above
The explanation executing example is only intended to help to understand principle and the core concept thereof of the present invention, not to this
The restriction of invention protection domain.It should be pointed out that, those skilled in the art are come
Say, under the premise without departing from the principles of the invention, it is also possible to the present invention is carried out some improvement and
Modifying, these improve and modify in the protection domain also falling into the claims in the present invention.