CN113057760A - Anal fistula internal orifice plugging device - Google Patents
Anal fistula internal orifice plugging device Download PDFInfo
- Publication number
- CN113057760A CN113057760A CN202110325673.4A CN202110325673A CN113057760A CN 113057760 A CN113057760 A CN 113057760A CN 202110325673 A CN202110325673 A CN 202110325673A CN 113057760 A CN113057760 A CN 113057760A
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- Prior art keywords
- thread
- needle
- spiral needle
- fistula
- guide
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 208000004680 Rectal Fistula Diseases 0.000 title claims abstract description 43
- 206010002156 anal fistula Diseases 0.000 title claims abstract description 43
- 238000000034 method Methods 0.000 claims abstract description 8
- 206010016717 Fistula Diseases 0.000 claims description 35
- 230000003890 fistula Effects 0.000 claims description 34
- 230000035876 healing Effects 0.000 abstract description 7
- 238000011084 recovery Methods 0.000 abstract description 3
- 238000007789 sealing Methods 0.000 abstract description 2
- 210000001519 tissue Anatomy 0.000 description 16
- 241001074085 Scophthalmus aquosus Species 0.000 description 10
- 210000002255 anal canal Anatomy 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000002980 postoperative effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 235000013372 meat Nutrition 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 206010021639 Incontinence Diseases 0.000 description 1
- 208000029549 Muscle injury Diseases 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000001575 pathological effect Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 235000008113 selfheal Nutrition 0.000 description 1
- 210000005070 sphincter Anatomy 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000007858 starting material Substances 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
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/0004—Closure means for urethra or rectum, i.e. anti-incontinence devices or support slings against pelvic prolapse
- A61F2/0022—Closure means for urethra or rectum, i.e. anti-incontinence devices or support slings against pelvic prolapse placed deep in the body opening
Landscapes
- Health & Medical Sciences (AREA)
- Urology & Nephrology (AREA)
- Cardiology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
The invention discloses an anal fistula internal orifice plugging device, which comprises a spiral needle, a catheter, a guide needle and a thread guide; a threading hole is formed in the tip end of the spiral needle, and an operation thread is arranged in the threading hole; the spiral needle is placed above the internal orifice of the anal fistula; the spiral needle is arranged on the catheter, the guide needle is arranged on the catheter, the front end of the guide needle extends to the threading hole, the thread guide device extends along the guide needle to be suitable for acquiring an operation thread in the threading hole, and the operation thread is taken out along the retraction process of the guide needle. 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. The occluder reduces the pain caused by the operation of the anal fistula patient, promotes the rapid healing of the anal fistula, and has simple operation, less pain and rapid recovery when being used for treatment.
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 aims to provide an anal fistula occluder which can prevent filth from entering the fistula from the inner opening during the operation.
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 spiral needle, a catheter, a guide needle and a thread guide device; the spiral needle is provided with a thread fixing part, and the thread fixing part is used for arranging an operation thread; the spiral needle is placed above the internal orifice of the anal fistula; the spiral needle is arranged on the catheter, the guide needle is arranged on the catheter, the front end of the guide needle extends to the thread fixing part, the thread guide device extends along the guide needle to be suitable for obtaining the surgical thread on the thread fixing part, and the surgical thread is taken out in the process that the thread guide device retracts along the guide needle.
Furthermore, the spiral needle adopts a hollow structure, and the operation thread passes through the threading hole and is arranged in the hollow channel of the spiral needle.
Further, be provided with the spiral needle notch on the pipe, spiral needle notch and pipe are the setting of predetermineeing the contained angle.
Furthermore, a wire leading device notch is arranged on the guide pipe, and the wire leading device notch and the guide pipe are arranged at a preset included angle.
Furthermore, the thread fixing part is a thread hole arranged at the tip end of the spiral needle, and the thread hole is used for arranging an operation thread.
Further, the anal fistula internal orifice plugging device is further provided with a driving device, one end of the driving device is arranged on the catheter, and the other end of the driving device is connected with the spiral needle and used for driving the spiral needle to rotate.
Further, the driving device comprises a motor, a speed reducing device and a connecting device; the rotating shaft of the motor is connected with the speed reducing device, the speed reducing device is connected with the connecting device, and the other end of the connecting device is connected with the soft drill.
Further, the driving device is arranged on the catheter, the motor is arranged at the front end of the catheter and located above the spiral needle, and a rotating shaft of the motor is connected with the spiral needle through threads.
Further, the anal fistula internal orifice plugging device also comprises a positioning bracket which is arranged on the catheter, the positioning bracket is positioned above the spiral needle and is used for fixing the spiral needle at the internal orifice,
further, the thread guide is provided with a thread holding structure which is used for clamping or hooking the operation thread at the front end of the spiral needle.
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. The occluder reduces the pain caused by the operation of the anal fistula patient, promotes the rapid healing of the anal fistula, and has simple operation, less pain and rapid recovery when being used for treatment.
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 structure diagram of an anal fistula internal orifice stopper.
Fig. 2 is a schematic view of the structure of the spiral needle.
Fig. 3 is a schematic structural diagram of the occluder provided with a positioning bracket.
Fig. 4 is a schematic view of a curved structure of the guide needle.
FIG. 5 is a schematic view of the structure of the threading hole of the spiral needle.
FIG. 6 is a schematic view of a wire holding structure of the wire guide.
In the figure, 1-fistula, 2-internal orifice, 3-spiral needle, 4-catheter, 5-guide needle, 6-thread guide and 7-driving device; 31-threading hole, 32-operation thread, 33-threading hole, 41-spiral needle notch, 42-thread guide notch and 43-positioning support; 61-wire holding structure, 62-gap, 71-motor, 72-speed reducing device and 73-connecting device.
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 spiral needle, a catheter, a guide needle and a thread guide; the spiral needle is provided with a thread fixing part, and the thread fixing part is used for arranging an operation thread; the thread fixing part is a threading hole arranged at the tip end of the spiral needle, and the operation thread is arranged in the threading hole; the spiral needle is placed above the internal orifice of the anal fistula; the spiral needle is arranged on the catheter, the guide needle is arranged on the catheter, the front end of the guide needle extends to the thread fixing part, the thread guide extends along the guide needle so as to be suitable for acquiring the surgical thread on the thread fixing part, and the surgical thread is taken out in the process that the thread guide retracts along the guide needle; the operation line is screwed in along with the spiral needle, when in operation, the spiral needle is placed above the internal opening of the fistula of the anal fistula, the tip of the spiral needle extends into the tissue approximately 5 mm away from the internal opening of the fistula, the spiral needle is rotated, the spiral needle extends into the tissue while rotating, the spiral needle rotates by taking the fistula as the center and is screwed in the tissue around the fistula, and the spiral needle only surrounds the fistula and does not penetrate the fistula; after the spiral needle rotates 2 to 3 circles in the tissue, or the number of the circles of the spiral needle rotating in the tissue is determined according to actual conditions, the rotation is stopped, in the process, the operation line winds 2 to 3 circles or more of circles outside the fistula along with the screwing-in of the spiral needle, and when the operation line is tightened, the operation line can bundle the inner openings of the fistula together, so that the effect of blocking the inner openings is achieved.
The spiral needle provided by the embodiment can also adopt a hollow structure, and the operation thread passes through the threading hole and is arranged in the hollow channel of the spiral needle. The line fixing part provided by the embodiment can also adopt the elastic clamping piece to fix the surgical line except for adopting the threading hole, the elastic clamping piece is provided with the needle tip of the spiral needle, and other structures which are beneficial to clamping the surgical line can also be adopted.
The catheter provided by the embodiment is provided with a spiral needle notch, the spiral needle notch and the catheter are arranged at a preset included angle, and when a soft drill penetrates into the catheter, the soft drill extends to a connecting part of a spiral needle through the spiral needle notch and is connected with the spiral needle; when the soft drill rotates, the spiral needle is driven to rotate.
The preset included angle that this embodiment provided can be confirmed according to the position of pipe and spiral needle, and the purpose is in order to change the direction that the soft brill extends from spiral needle notch, makes things convenient for the soft brill to be connected with the connecting portion of spiral needle to guarantee that the spiral needle can just be to interior mouthful.
The guide tube provided by the embodiment is provided with a thread guide notch, the thread guide notch and the guide tube are arranged at a preset included angle, and when the guide needle penetrates into the guide tube, the guide needle head extends to the pointed end of the spiral needle through the thread guide notch and is in contact with a threading hole of the spiral needle; and then penetrating the thread guide into the guide needle, wherein the thread guide extends through a thread hole along the guide needle, and the front end of the thread guide is provided with a thread holding structure which is connected with the operation thread in the thread hole.
The preset included angle that this embodiment provided can be confirmed according to the position of pipe and guide needle, and the purpose is in order to change the direction that the guide needle extends from the threading hole of spiral needle and extend for control guide needle extends to the threading hole of spiral needle, thereby guarantees that the threading device can reach the threading hole.
After the spiral needle stops precession, take out the soft brill, insert the guide needle, the guide needle extends forward to spiral needle point end, the operation line of holding the line structure centre gripping or the hook spiral needle front end that the thread guide set up, at the in-process that the thread guide was taken out, the operation line is pulled out the tissue, as the one end that the operation line knotted.
When the operation line is pulled out, the spiral needle is rotated reversely, the spiral needle slowly withdraws from the tissue, the operation line is kept in the tissue around the fistula, after the spiral needle is completely pushed out, one end of the operation line exposed out of the tissue acts on the other end of the operation line which is tied off, and the two ends of the operation line are tightened and tied off, so that the internal openings of the fistula are bundled together to block the internal opening of the fistula, the dirt in the anal canal can not enter the fistula, and a good environment is provided for the growth and healing of the fresh meat tissue in the fistula.
In the embodiment, the knotting of the surgical thread can be directly carried out in the anal canal by adopting surgical forceps.
The embodiment provides that the spacing distance between adjacent thread turns of the spiral needle is set to be 2 mm or 3 mm, preferably 3 mm; the thread pitch is set to be 6 mm at minimum, 20 mm at maximum, the diameter of the spiral coil is 8 mm at minimum and 30 mm at maximum, the diameter of the spiral coil can be set to be 2 mm in incremental value in practical situation, and the diameters can be 10 mm, 12 mm, 14 mm, 16 mm, 18 mm, 20 mm, 22 mm, 24 mm, 26 mm, 28 mm and the like; the diameter of the spiral needle is 0.2 mm to 0.5 mm, the diameter of each circle of the spiral needle can be determined according to the actual situation, and the spiral needles with different models are selected according to the actual situation of the size of the internal opening of the fistula, so that the fistula at the internal opening can be bundled more effectively.
The spiral needle provided by the embodiment can be made of stainless steel or medical plastics, and can also be made of other materials according with medical instruments according to actual conditions.
The anal fistula internal orifice plugging device that this embodiment provided still is provided with drive arrangement, drive arrangement one end sets up on the pipe, the drive arrangement other end is connected with the spiral needle for it is rotatory to drive the spiral needle, drive arrangement's position can set up and be located spiral needle top department in the pipe front end, directly is connected with the spiral needle, also can set up in the pipe and be located the outside one end of anal canal, is connected with the spiral needle through soft brill, and drive arrangement drive soft brill is rotatory, and rethread soft brill drives the spiral needle and rotates, convenient operation like this, can be at the rotation of external operation spiral needle.
The driving device comprises a motor, a speed reducing device and a connecting device; the axis of rotation and the decelerator of motor are connected, decelerator is connected with connecting device, connecting device's the other end and soft brill are connected, insert connecting device with the connector of soft brill, and the starter motor rotates, reduces the rotational speed of motor through decelerator to it is rotatory with low-speed pivoted mode to drive soft brill, and the other end and the spiral needle of soft brill are connected, and the spiral needle slowly rotates, and tissue precession around the fistula. In this embodiment, the speed of rotating the spiral needle is generally required to be relatively slow, so as to prevent the spiral needle from penetrating the fistula.
The utility model discloses a catheter, including the pipe, drive arrangement, motor, screw needle, drive arrangement, motor, screw needle, drive arrangement also can set up on the pipe, the motor sets up in the pipe front end, is located the screw needle top, the axis of rotation and the screw needle of motor pass through threaded connection, works as when the motor rotates, the screw needle precession, the screw needle has two kinds of motion forms, the screw needle is rotatory on one side, extends to the tissue on one side, can reduce operator's manipulation strength through threaded connection's mode, and the operator only need fix the pipe, lets the position of screw needle be.
This embodiment provides anal fistula internal orifice occluder still includes the locating support, the locating support sets up on the pipe, the locating support is located spiral needle top for fix spiral needle in the internal orifice department, after exploring the internal orifice position of fistula, be fixed in the internal orifice top with the locating support earlier to be suitable for the spiral needle just can rotate around the fistula, the locating support lower part is provided with most advanced, most advanced pierces the certain degree of depth of tissue, prevents that the locating support from sliding when the operation. The spiral needle is in a hollow tubular structure, an operation line is arranged in the hollow channel, the tip of the spiral needle is provided with a threading hole, the tip of the thread guide is provided with six notched thread hooks, the thread hooks penetrate through the threading hole, the operation line is hooked through the notches, the operation line is clamped through the thread holding part, then the thread guide is slowly pulled out, and the operation line is pulled out from tissues around 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 (10)
1. The utility model provides an anal fistula internal orifice plugging device which characterized in that: comprises a spiral needle, a catheter, a guide needle and a thread guide; the spiral needle is arranged on the catheter, a thread fixing part is arranged on the spiral needle, and the thread fixing part is used for fixing the surgical thread; the guide needle is arranged on the catheter and extends to the thread fixing part, and the thread guide device extends towards the thread fixing part along the guide needle so as to be suitable for acquiring the surgical thread on the thread fixing part and taking out the surgical thread in the process that the thread guide device retracts along the guide needle.
2. The fistula occluder of claim 1, wherein: the thread fixing part is a thread hole arranged at the tip end of the spiral needle, and the thread hole is used for arranging an operation thread.
3. The fistula occluder of claim 2, wherein: the spiral needle adopts a hollow structure, and the operation thread passes through the threading hole and is arranged in the hollow channel of the spiral needle.
4. The fistula occluder of claim 1, wherein: the catheter is provided with a spiral needle notch, and the spiral needle notch and the catheter are arranged at a preset included angle.
5. The fistula occluder of claim 1, wherein: the wire leading device is characterized in that a wire leading device notch is formed in the guide pipe, and a preset included angle is formed between the wire leading device notch and the guide pipe.
6. The fistula occluder of claim 1, wherein: the anal fistula internal orifice plugging device is further provided with a driving device, one end of the driving device is arranged on the catheter, and the other end of the driving device is connected with the spiral needle and used for driving the spiral needle to rotate.
7. The fistula occluder of claim 6, wherein: the driving device comprises a motor, a speed reducing device and a connecting device; the rotating shaft of the motor is connected with the speed reducing device, the speed reducing device is connected with the connecting device, and the other end of the connecting device is connected with the soft drill.
8. The fistula occluder of claim 6, wherein: the driving device is arranged on the catheter, the motor is arranged at the front end of the catheter and is positioned above the spiral needle, and the rotating shaft of the motor is connected with the spiral needle through threads.
9. The fistula occluder of claim 1, wherein: the anal fistula internal orifice plugging device further comprises a positioning support, the positioning support is arranged on the catheter, and the positioning support is located above the spiral needle and used for fixing the spiral needle at the internal orifice.
10. The fistula occluder of claim 1, wherein: the thread guide is provided with a thread holding structure which is used for clamping or hooking the operation thread at the front end of the spiral needle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110325673.4A CN113057760A (en) | 2021-03-26 | 2021-03-26 | Anal fistula internal orifice plugging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110325673.4A CN113057760A (en) | 2021-03-26 | 2021-03-26 | Anal fistula internal orifice plugging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113057760A true CN113057760A (en) | 2021-07-02 |
Family
ID=76563650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110325673.4A Pending CN113057760A (en) | 2021-03-26 | 2021-03-26 | Anal fistula internal orifice plugging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113057760A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003210502A (en) * | 2002-01-24 | 2003-07-29 | Yufu Itonaga Co Ltd | Rubber string for ligating anal fistula |
| CN101249008A (en) * | 2007-12-29 | 2008-08-27 | 江华宇 | Helical cavity lens knotter |
| CN201861686U (en) * | 2010-10-21 | 2011-06-15 | 宋磊 | Continuous laparoscope suturing instrument |
| CN103860217A (en) * | 2014-03-05 | 2014-06-18 | 复旦大学附属华山医院 | Microendoscopic soft tissue suture guiding device and microendoscopic soft tissue suture guiding method |
| CN204931752U (en) * | 2015-08-04 | 2016-01-06 | 陈�峰 | A kind of stitching instrument for laparoscope |
| DE202015008201U1 (en) * | 2015-11-23 | 2016-01-12 | Jörg Neymeyer | Surgical suture instrument for screwing single sutures |
| CN206434363U (en) * | 2016-10-10 | 2017-08-25 | 上海百玫医疗科技有限公司 | A kind of monofilament sutures |
| CN206934206U (en) * | 2016-12-21 | 2018-01-30 | 曹理邦 | Anal fistula Closing of internal opening device |
-
2021
- 2021-03-26 CN CN202110325673.4A patent/CN113057760A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003210502A (en) * | 2002-01-24 | 2003-07-29 | Yufu Itonaga Co Ltd | Rubber string for ligating anal fistula |
| CN101249008A (en) * | 2007-12-29 | 2008-08-27 | 江华宇 | Helical cavity lens knotter |
| CN201861686U (en) * | 2010-10-21 | 2011-06-15 | 宋磊 | Continuous laparoscope suturing instrument |
| CN103860217A (en) * | 2014-03-05 | 2014-06-18 | 复旦大学附属华山医院 | Microendoscopic soft tissue suture guiding device and microendoscopic soft tissue suture guiding method |
| CN204931752U (en) * | 2015-08-04 | 2016-01-06 | 陈�峰 | A kind of stitching instrument for laparoscope |
| DE202015008201U1 (en) * | 2015-11-23 | 2016-01-12 | Jörg Neymeyer | Surgical suture instrument for screwing single sutures |
| CN206434363U (en) * | 2016-10-10 | 2017-08-25 | 上海百玫医疗科技有限公司 | A kind of monofilament sutures |
| CN206934206U (en) * | 2016-12-21 | 2018-01-30 | 曹理邦 | Anal fistula Closing of internal opening device |
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