CN113143350A - Embolism formula anal fistula internal orifice plugging device - Google Patents
Embolism formula anal fistula internal orifice plugging device Download PDFInfo
- Publication number
- CN113143350A CN113143350A CN202110327220.5A CN202110327220A CN113143350A CN 113143350 A CN113143350 A CN 113143350A CN 202110327220 A CN202110327220 A CN 202110327220A CN 113143350 A CN113143350 A CN 113143350A
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- nail
- fistula
- holes
- anal fistula
- internal orifice
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- 208000004680 Rectal Fistula Diseases 0.000 title claims abstract description 40
- 206010002156 anal fistula Diseases 0.000 title claims abstract description 40
- 208000005189 Embolism Diseases 0.000 title description 2
- 206010016717 Fistula Diseases 0.000 claims abstract description 34
- 230000003890 fistula Effects 0.000 claims abstract description 33
- 241000587161 Gomphocarpus Species 0.000 claims abstract description 6
- 230000008602 contraction Effects 0.000 claims abstract description 5
- 238000007789 sealing Methods 0.000 claims description 8
- 210000002255 anal canal Anatomy 0.000 claims description 7
- 230000035876 healing Effects 0.000 abstract description 5
- 230000002980 postoperative effect Effects 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000011084 recovery Methods 0.000 abstract description 3
- 238000005452 bending Methods 0.000 description 13
- 210000001519 tissue Anatomy 0.000 description 13
- 230000009471 action Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 206010021639 Incontinence Diseases 0.000 description 1
- 208000029549 Muscle injury Diseases 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000013372 meat Nutrition 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001575 pathological effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 235000008113 selfheal Nutrition 0.000 description 1
- 210000005070 sphincter Anatomy 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
- 210000002700 urine Anatomy 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/0057—Implements for plugging an opening in the wall of a hollow or tubular organ, e.g. for sealing a vessel puncture or closing a cardiac septal defect
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/0057—Implements for plugging an opening in the wall of a hollow or tubular organ, e.g. for sealing a vessel puncture or closing a cardiac septal defect
- A61B2017/00575—Implements for plugging an opening in the wall of a hollow or tubular organ, e.g. for sealing a vessel puncture or closing a cardiac septal defect for closure at remote site, e.g. closing atrial septum defects
- A61B2017/00579—Barbed implements
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/0057—Implements for plugging an opening in the wall of a hollow or tubular organ, e.g. for sealing a vessel puncture or closing a cardiac septal defect
- A61B2017/00575—Implements for plugging an opening in the wall of a hollow or tubular organ, e.g. for sealing a vessel puncture or closing a cardiac septal defect for closure at remote site, e.g. closing atrial septum defects
- A61B2017/0061—Implements located only on one side of the opening
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/0057—Implements for plugging an opening in the wall of a hollow or tubular organ, e.g. for sealing a vessel puncture or closing a cardiac septal defect
- A61B2017/00575—Implements for plugging an opening in the wall of a hollow or tubular organ, e.g. for sealing a vessel puncture or closing a cardiac septal defect for closure at remote site, e.g. closing atrial septum defects
- A61B2017/00628—T-shaped occluders
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/0057—Implements for plugging an opening in the wall of a hollow or tubular organ, e.g. for sealing a vessel puncture or closing a cardiac septal defect
- A61B2017/00641—Implements for plugging an opening in the wall of a hollow or tubular organ, e.g. for sealing a vessel puncture or closing a cardiac septal defect for closing fistulae, e.g. anorectal fistulae
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/0057—Implements for plugging an opening in the wall of a hollow or tubular organ, e.g. for sealing a vessel puncture or closing a cardiac septal defect
- A61B2017/00646—Type of implements
- A61B2017/00659—Type of implements located only on one side of the opening
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Cardiology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention discloses an anal fistula internal orifice plugging device, which comprises a nail cap and a nail column connected with the nail cap; the nail head and the nail post are provided with through holes, the through holes are internally provided with needle cores, the lower parts of the needle cores are provided with folding hook-shaped structures, the folding hook-shaped structures are in a contraction state in the through holes, when the nail head and the nail post are used, the needle cores are moved, the folding hook-shaped structures extend out of the through holes, the folding hook-shaped structures are unfolded outside the through holes and are opened hook-shaped structures, and the folding hook-shaped structures are used for hooking tissues and generating acting force for fixing the nail post. The anal fistula plugging device provided by the invention can isolate excrement from entering the anal fistula, and is beneficial to healing of the anal fistula. This plugging device only needs to be filled in the fistula internal orifice to tightly catch the plugging device in the tissue around the fistula through folding hook-like structure, prevent that the plugging device from droing at the postoperative, through putting into the plugging device, need not treat the anal fistula through the incision, can alleviate anal fistula patient's misery like this, promote the anal fistula to heal up fast, easy operation when treating with this plugging device, misery is little, the recovery is fast.
Description
Technical Field
The invention relates to the technical field of anal fistula medical instruments, in particular to an anal fistula internal orifice sealer.
Background
Anal fistula is a pathological passage of perianal tissue and consists of an inner opening, a fistula and an outer opening. The internal opening is opened in the rectal cavity of the anal tube to receive excrement and urine to enter the fistula, so that the anal fistula is difficult to self-heal. The anal fistula treatment in the world is mainly performed by an operation, so that the anal fistula treatment inevitably damages tissues, causes great pain, is slow in recovery and has an unsatisfactory effect. The open surgery is prone to sphincter muscle damage and in severe cases may even result in anal incontinence. Some anal fistulas also adopt the operation therapy of seton, but the seton often can't avoid in the filthy thing gets into the fistula, causes the unable healing of the fresh meat of fistula, and some patient postoperative will be followed the emerging anal fistula again, causes anal fistula postoperative recurrence, has increased patient's misery and economic burden.
The fundamental reasons for postoperative recurrence or incomplete healing of anal fistula are many, but one of the most important reasons is that filth still enters the internal opening of the anal fistula during the operation, and the internal opening cannot be completely blocked during the operation.
Disclosure of Invention
In view of the above, the present invention provides an internal anal fistula stopper which is disposed at the internal fistula opening to prevent the entry of filth into the fistula from the internal fistula.
In order to achieve the purpose, the invention provides the following technical scheme:
the invention provides an anal fistula internal orifice plugging device, which comprises a nail cap and a nail column connected with the nail cap; the nail head and the nail column are provided with through holes, a needle core is arranged in the through holes, a folding hook-shaped structure is arranged on the lower portion of the needle core, the folding hook-shaped structure is in a contraction state in the through holes, the needle core can axially move along the through holes, and the folding hook-shaped structure can extend out of the through holes so as to be suitable for the folding hook-shaped structure to be unfolded outside the through holes.
Further, folding hook-like structure includes barb and fulcrum, the fulcrum sets up on the nook closing member, barb and fulcrum swing joint, the thorn hole has been seted up to the nail post lateral part, the barb can stretch out along the thorn hole.
Further, be provided with a plurality of barbs, every on the nook closing member barb parallel arrangement, be the rugosity when being arranged in the through-hole of barb.
Further, the barb is provided with a radian so as to be suitable for the barb to extend outwards from the through hole to smoothly penetrate into tissues outside the fistula, thereby fixing the occluder in the internal orifice of the fistula.
Furthermore, a positioning groove is formed in the lower portion of the needle core, a positioning protrusion is arranged at the port of the through hole in the lower portion of the nail column, and the positioning groove is matched with the positioning protrusion of the nail column to be suitable for determining the moving position of the needle core in the through hole.
Further, a fixing groove is formed in the upper portion of the needle core; the fixing groove is matched with the fixing bulge of the nail column so as to be suitable for fixing the position of the needle core in the through hole.
Further, a sealing ring is arranged between the needle core and the through hole and is used for preventing dirt in the anal canal from entering the fistula from the inner opening; and a sealing ring is arranged between the barb and the puncture hole and is used for preventing dirt in the anal canal from entering the fistula from the inner opening.
Furthermore, the nail cap is provided with an elastic layer on one side of the nail column, one side of the elastic layer is in contact with the nail cap, and the other side of the elastic layer is connected with the tissue.
The invention has the beneficial effects that:
the anal fistula plugging device provided by the invention is used for sealing the internal opening of the anal fistula in the process of treating the anal fistula so as to isolate excrement from entering the anal fistula and facilitate the healing of the anal fistula. This plugging device only needs to be filled in the fistula internal orifice to set up in the folding hook-like structure of lantern needle core through the plugging device and tightly catch the plugging device in the tissue around the fistula, prevent that the plugging device from droing at the postoperative, through putting into the plugging device, need not treat the anal fistula through the opening knife, can alleviate anal fistula patient's misery like this, promote the rapid healing of anal fistula, easy operation when treating with this plugging device, misery is little, the recovery is fast.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and combinations particularly pointed out hereinafter.
Drawings
In order to make the object, technical scheme and beneficial effect of the invention more clear, the invention provides the following drawings for explanation:
fig. 1 is a schematic view of the arrangement of the anal fistula stopper.
Fig. 2 is a schematic structural diagram of the occluder.
Figure 3 is a schematic view of the unfolding state of the folding hook mechanism of the occluder.
Fig. 4 is a schematic view showing a state where a bent portion of the folded hook structure is contracted.
Fig. 5 is a schematic view showing an unfolded state of the folded hook-shaped bending portion.
Fig. 6 is a schematic view of a multiple fold hook mechanism.
Fig. 7 is a schematic view of a multiple fold hook arrangement.
In the figure, 1-fistula, 2-internal orifice, 3-nail cap, 4-nail column, 5-through hole and 6-needle core; 61-folding hook-like structure; 62-puncture, 63-barb, 64-fulcrum; 65-locating groove, 66-locating projection, 67-fixing groove, 68-fixing projection, 691-bending part and 692-bending needle tip.
Detailed Description
The present invention is further described with reference to the following drawings and specific examples so that those skilled in the art can better understand the present invention and can practice the present invention, but the examples are not intended to limit the present invention.
The anal fistula internal orifice plugging device provided by the embodiment comprises a nail cap and a nail column connected with the nail cap; the nail head and the nail post are provided with through holes, the through holes are internally provided with needle cores, the lower parts of the needle cores are provided with folding hook-shaped structures, the folding hook-shaped structures are in a contraction state in the through holes, when the nail head and the nail post are used, the needle cores are moved, so that the folding hook-shaped structures extend out of the through holes, the folding hook-shaped structures are unfolded outside the through holes and are opened hook-shaped structures, and the folding hook-shaped structures are used for hooking tissues and generating acting force for fixing the nail post.
The folding hook-shaped structure that this embodiment provided includes barb and fulcrum, the fulcrum sets up on the nook closing member, barb and fulcrum swing joint, the thorn hole has been seted up to the nail post lateral part, when the nook closing member removed, the barb stretches out along the thorn hole, the thorn hole is used for the gliding strong point of barb, and when the fulcrum removed to the thorn hole position, the barb stretched out the length of nail post and reached the longest value, also is the barb and stretches into the length of tissue from the fistula, can set up the length of stretching into the tissue according to actual conditions to reach better fixed action.
Be provided with a plurality of barbs on the nook closing member, every barb parallel arrangement, be the rugosity when being located the through-hole of barb, the barb is provided with the radian, the nook closing member can be kept away from to the radian, also can be close to the nook closing member, the barb expansion end sets up to most advanced to be suitable for the barb to stretch out outward to the through-hole and can pierce smoothly in the tissue outside the fistula outside of the tube, thereby fix the plugging device in the internal orifice of fistula.
The nook closing member lower part is provided with positioning groove, nail post lower part through-hole port is provided with the location arch, positioning groove and the protruding cooperation in location of nail post to be suitable for the shift position of confirming the nook closing member in the through-hole, when positioning protrusion and positioning groove just align, the barb just contracts in the nail post, makes things convenient for whole plugging device to take out from interior mouthful.
The upper part of the needle core provided by the embodiment is provided with a fixed groove; the fixing protrusion is arranged at the port of the through hole in the upper part of the nail column, and the fixing groove is matched with the fixing protrusion of the nail column so as to be suitable for fixing the position of the needle core in the through hole and prevent the needle core from sliding in the through hole.
The needle core provided by the embodiment is provided with a sealing ring between the needle core and the through hole, and the sealing ring is used for preventing dirt in the anal canal from entering the fistula from the inner opening. And a sealing ring is arranged between the barb and the puncture hole and is used for preventing dirt in the anal canal from entering the fistula from the inner opening.
When the fistula plugging device is used, the position of an inner opening of the fistula is found firstly, then the plugging device is set to be in a folding and shrinking state through the barbs in the needle core, the plugging device is slowly placed into the fistula from the inner opening, when the preset depth is reached, the plugging device stops extending into the fistula, the nail cap is fixed, finally, the needle core is slowly pulled out from the nail cap and the nail column, the barbs extend into tissues around the fistula from the puncture hole, when the barbs completely extend out, the barbs penetrate into the tissues with the largest length, and the whole plugging device is fixed at the fistula of the inner opening.
The nail cap that this embodiment provided is located and is provided with the elastic layer on nail post one side, elastic layer one side and the contact of nail cap, opposite side and tissue connection, the elastic layer produces an elastic force effect for filth gets into the fistula from the internal orifice in the shutoff anal canal.
The folding hook-shaped structure provided by the embodiment comprises a bending part and a bending needle point which are arranged on a needle core, wherein the bending part is arranged on the lower part of the needle core, the bending part is connected with the bending needle point, the bending needle point is in a contraction shape when arranged on a through hole, when the bending needle point moves to extend out of the through hole, the bending needle point is in an opening state under the action of self elasticity, the bending needle point and the needle core form an upward included angle, at the moment, the needle core moves upwards, the bending needle point can be hooked into tissues around a fistula, and under the action of a plurality of needle cores, acting force for fixing a nail column is generated, so that the occluder is tightly fixed at the opening of the fistula.
The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. The equivalent substitution or change made by the technical personnel in the technical field on the basis of the invention is all within the protection scope of the invention. The protection scope of the invention is subject to the claims.
Claims (8)
1. The utility model provides a plug formula anal fistula internal orifice plugging device which characterized in that: comprises a nail cap and a nail post connected with the nail cap; the nail head and the nail column are provided with through holes, a needle core is arranged in the through holes, a folding hook-shaped structure is arranged on the lower portion of the needle core, the folding hook-shaped structure is in a contraction state in the through holes, the needle core can axially move along the through holes, and the folding hook-shaped structure can extend out of the through holes so as to be suitable for the folding hook-shaped structure to be unfolded outside the through holes.
2. The plug-type anal fistula internal orifice occluder of claim 1, wherein: the folding hook-shaped structure comprises barbs and fulcrums, the fulcrums are arranged on the needle core and movably connected with the fulcrums, the side portions of the nail posts are provided with barbed holes, and the barbs can extend out along the barbed holes.
3. The plug-type anal fistula internal orifice occluder of claim 1, wherein: be provided with a plurality of barbs on the nook closing member, every barb parallel arrangement, be the rugosity when being arranged in the through-hole of barb.
4. The plug-type anal fistula internal orifice occluder of claim 3, wherein: the barb is provided with a radian so as to be suitable for the barb to extend out of the through hole to smoothly pierce the tissues outside the fistula, thereby fixing the occluder in the internal orifice of the fistula.
5. The plug-type anal fistula internal orifice occluder of claim 1, wherein: the lower part of the needle core is provided with a positioning groove, the port of the through hole at the lower part of the nail post is provided with a positioning bulge, and the positioning groove is matched with the positioning bulge of the nail post so as to be suitable for determining the moving position of the needle core in the through hole.
6. The plug-type anal fistula internal orifice occluder of claim 1, wherein: a fixing groove is formed in the upper part of the needle core; the fixing groove is matched with the fixing bulge of the nail column so as to be suitable for fixing the position of the needle core in the through hole.
7. The plug-type anal fistula internal orifice occluder of claim 1, wherein: a sealing ring is arranged between the needle core and the through hole and is used for preventing dirt in the anal canal from entering the fistula from the inner opening; and a sealing ring is arranged between the barb and the puncture hole and is used for preventing dirt in the anal canal from entering the fistula from the inner opening.
8. The plug-type anal fistula internal orifice occluder of claim 1, wherein: the nail cap is provided with an elastic layer on one side of the nail column, one side of the elastic layer is in contact with the nail cap, and the other side of the elastic layer is connected with the tissue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110327220.5A CN113143350A (en) | 2021-03-26 | 2021-03-26 | Embolism formula anal fistula internal orifice plugging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110327220.5A CN113143350A (en) | 2021-03-26 | 2021-03-26 | Embolism formula anal fistula internal orifice plugging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113143350A true CN113143350A (en) | 2021-07-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110327220.5A Pending CN113143350A (en) | 2021-03-26 | 2021-03-26 | Embolism formula anal fistula internal orifice plugging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113143350A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115969452A (en) * | 2023-03-21 | 2023-04-18 | 北京普益盛济科技有限公司 | Lumen rupture closure and lumen rupture closure delivery system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016094727A2 (en) * | 2014-12-10 | 2016-06-16 | Eliot Kim | Fistula treatment devices and methods |
| EP3257455A1 (en) * | 2016-06-17 | 2017-12-20 | National University of Ireland, Galway | A fistula treatment device |
| CN206934206U (en) * | 2016-12-21 | 2018-01-30 | 曹理邦 | Anal fistula Closing of internal opening device |
| CN111375122A (en) * | 2020-03-24 | 2020-07-07 | 郑建都 | Split type biological suppository for anal fistula treatment |
-
2021
- 2021-03-26 CN CN202110327220.5A patent/CN113143350A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016094727A2 (en) * | 2014-12-10 | 2016-06-16 | Eliot Kim | Fistula treatment devices and methods |
| EP3257455A1 (en) * | 2016-06-17 | 2017-12-20 | National University of Ireland, Galway | A fistula treatment device |
| CN206934206U (en) * | 2016-12-21 | 2018-01-30 | 曹理邦 | Anal fistula Closing of internal opening device |
| CN111375122A (en) * | 2020-03-24 | 2020-07-07 | 郑建都 | Split type biological suppository for anal fistula treatment |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115969452A (en) * | 2023-03-21 | 2023-04-18 | 北京普益盛济科技有限公司 | Lumen rupture closure and lumen rupture closure delivery system |
| CN115969452B (en) * | 2023-03-21 | 2023-07-18 | 北京普益盛济科技有限公司 | Lumen access closure and lumen access closure delivery system |
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