CN112773439B - Magnetic fallopian tube anastomosis catheter - Google Patents
Magnetic fallopian tube anastomosis catheterDownload PDFInfo
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- CN112773439B CN112773439BCN202110126187.XACN202110126187ACN112773439BCN 112773439 BCN112773439 BCN 112773439BCN 202110126187 ACN202110126187 ACN 202110126187ACN 112773439 BCN112773439 BCN 112773439B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/11—Surgical instruments, devices or methods for performing anastomosis; Buttons for anastomosis
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/11—Surgical instruments, devices or methods for performing anastomosis; Buttons for anastomosis
- A61B2017/1132—End-to-end connections
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- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
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- General Health & Medical Sciences (AREA)
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Abstract
Description
Technical Field
The invention relates to the field of oviduct treatment, in particular to a magnetic oviduct anastomosis catheter.
Background
In the process of implementing the invention, the inventor finds that at least the following problems exist in the prior art: the oviduct anastomosis is an operation reconstruction method for improving fertility, and is suitable for patients with oviduct obstruction caused by oviduct sterilization and recanalization, close-segment obstruction of the oviduct secondary to pathological change, oviduct obstruction caused by ectopic pregnancy, isthmus nodular salpingitis and other factors. The oviduct is derived from the mid-stage differentiation and evolution of the accessory middle kidney tube (Muller tube) at the embryonic stage.
The female with fallopian tube sterilization or fallopian tube near-end obstruction can not be naturally pregnant due to fallopian tube obstruction, when the female requires to restore natural pregnancy, the fallopian tube needs to be restored to be smooth by fallopian tube anastomosis, thereby possibly providing necessary conditions for seminal egg encounter. In order to solve the problem in medicine, the fallopian tube anastomosis needs to firstly cut off the abnormal section of the fallopian tube or find out two ports which are ligated originally, then the normal fallopian tube sections are anastomosed again, and the operation in the operation needs to be accurate as far as possible, and the adhesion formation after the operation is reduced. Because the obstruction caused by the ligation segment of the fallopian tube or inflammation is often positioned at the near end, the isthmus is the most common, the diameter of the section of the lumen is about 2mm, the section of the lumen is very thin, the operation difficulty in anastomosis is high, no good method is used for guidance at present, the operation difficulty is brought to the operation, the operation time is long, and the operation curative effect is influenced. In view of the above, the present invention was devised in view of the above problems.
Disclosure of Invention
The invention aims to solve the problems and designs a magnetic fallopian tube anastomosis catheter.
The technical scheme of the invention is that the magnetic fallopian tube anastomosis catheter comprises a catheter body, wherein two ends of the catheter body are provided with connecting structures, the connecting structures are provided with auxiliary mounting structures, and the auxiliary mounting structures are provided with protection structures;
the connection structure includes: the device comprises a first annular magnet, a pair of annular ring frames and a pair of arc-shaped brackets;
the pair of annular ring frames are respectively arranged on the inner side wall surfaces of two ends of the catheter body, first annular grooves are formed in the lower wall surfaces of the pair of annular ring frames, the first annular magnets are laid in the first annular grooves, first external threads are formed in the outer walls of the pair of annular ring frames, first shielding covers are connected to the pair of annular ring frames through threads, the pair of arc-shaped brackets are connected through hinges to form a circular ring, the pair of arc-shaped brackets are sleeved on the catheter body, one arc-shaped bracket is fixedly provided with a support, and the annular frame is arranged on the support.
The auxiliary mounting structure includes: the second annular magnet, the annular supporting frame and the second shielding cover;
the upper wall surface of the annular support frame is provided with a second annular groove, the second annular magnet is arranged in the second annular groove, the upper end of the second annular magnet extends out of the interior of the second annular groove, the side wall surface of the annular support frame is provided with a third annular groove, the upper wall surface and the lower wall surface in the third annular groove are provided with circular through holes corresponding in position, the upper end of the side wall surface of the annular support frame is provided with a second external thread, and the second shielding cover is installed on the annular support frame through the second external thread.
The protection structure includes: a protective sealing soft strip and a thin top frame;
the soft strip winding of protection seal is in second annular magnet and first annular magnet butt joint department, the soft strip lateral wall face of protection seal is fixed with the support, first circular recess has been seted up on the support, the internal thread has been seted up in the first circular recess, the third external screw thread has been seted up at thin roof-rack both ends, thin roof-rack passes through third external screw thread and female connection, installs between a pair of support.
The first anti-skid edge is arranged on the first shielding cover, and the annular frame is sleeved with a rubber pad.
And a second anti-skid edge is arranged on the second shielding cover.
The catheter body is made of transparent materials, and a screen mesh expansion frame is arranged in the catheter body.
And a first adhesive is laid between the second annular groove and the second annular magnet.
And a protective layer for shielding the first annular magnet is laid in the first annular groove.
And a second adhesive is laid between the first annular groove and the first annular magnet.
And a third adhesive is laid at the joint of the pair of annular ring frames and the catheter body.
The magnetic fallopian tube anastomosis catheter manufactured by the technical scheme of the invention has the advantages that the connecting structure is convenient for reasonably connecting and dredging enough ligated fallopian tubes, the operation is convenient, the auxiliary mounting structure is used for reasonably mounting the conduit at the edge, the connection is convenient through the magnet mounting, the mutual collision of the magnets is reduced through the protection structure, and the use safety of the device is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of a magnetic fallopian tube anastomosis catheter according to the present invention;
FIG. 2 is a side view of a magnetic fallopian tube anastomosis catheter in accordance with the present invention;
FIG. 3 is a top view of the ring-shaped support frame of the magnetic fallopian tube anastomosis catheter of the present invention;
FIG. 4 is a side view of the circular support frame of a magnetic fallopian tube anastomosis catheter of the present invention;
in the figure, 1, a catheter; 2. a first ring magnet; 3. an annular ring frame; 4. an arc bracket; 5. a first shielding cover; 6. a support; 7. an annular frame; 8. a second annular magnet; 9. an annular support frame; 10. a second shielding cover; 11. a protective sealing soft strip; 12. a thin top frame; 13. a support; 14. a screen mesh expansion frame.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-4, a magnetic fallopian tube anastomosis catheter comprises a catheter body 1, wherein two ends of the catheter body 1 are provided with connecting structures, the connecting structures are provided with auxiliary mounting structures, and the auxiliary mounting structures are provided with protection structures; the connection structure includes:
a first ring magnet 2, a pair ofring frames 3 and a pair of arc brackets 4;
the pair ofannular ring frames 3 are respectively arranged on the inner side wall surfaces of two ends of the catheter body 1, first annular grooves are formed in the lower wall surfaces of the pair ofannular ring frames 3, first annular magnets 2 are laid in the first annular grooves, first external threads are formed in the outer walls of the pair ofannular ring frames 3, the pair ofannular ring frames 3 are connected with first shielding covers 5 through threads, the pair of arc-shaped brackets 4 are connected through hinges to form a circular ring, the pair of arc-shaped brackets 4 are sleeved on the catheter body 1, asupport 6 is fixed on one arc-shaped bracket 4, and an annular frame 7 is arranged on thesupport 6; the auxiliary mounting structure includes: a secondannular magnet 8, anannular support frame 9 and asecond shielding cover 10; a second annular groove is formed in the upper wall surface of theannular support frame 9, the secondannular magnet 8 is arranged in the second annular groove, the upper end of the secondannular magnet 8 extends out of the second annular groove, a third annular groove is formed in the side wall surface of theannular support frame 9, circular through holes corresponding in position are formed in the upper wall surface and the lower wall surface of the third annular groove, a second external thread is formed in the upper end of the side wall surface of theannular support frame 9, and thesecond shielding cover 10 is installed on theannular support frame 9 through the second external thread; the protection structure includes: a protective sealingsoft strip 11 and a thintop frame 12; the protective sealingsoft strip 11 is wound at the butt joint of the secondannular magnet 8 and the first annular magnet 2, asupport 13 is fixed on the side wall surface of the protective sealingsoft strip 11, a first circular groove is formed in thesupport 13, an internal thread is formed in the first circular groove, third external threads are formed at two ends of the thintop frame 12, and the thintop frame 12 is connected with the internal thread through the third external threads and is installed between the pair ofsupports 13; thefirst shielding cover 5 is provided with a first anti-skid ridge, and the annular frame 7 is sleeved with a rubber mat; thesecond shielding cover 10 is provided with a second anti-skid ridge; the catheter body 1 is made of transparent materials, and a screen mesh expansion frame 14 is arranged inside the catheter body; a first adhesive is laid between the second annular groove and the secondannular magnet 8; a protective layer for shielding the first annular magnet 2 is laid in the first annular groove; a second adhesive is laid between the first annular groove and the first annular magnet 2; and a third adhesive is laid at the joint of the pair ofannular ring frames 3 and the catheter body 1.
The catheter is characterized by comprising a catheter body 1, wherein two ends of the catheter body 1 are provided with connecting structures, the connecting structures are provided with auxiliary mounting structures, and the auxiliary mounting structures are provided with protection structures;
the connection structure includes: a first ring magnet 2, a pair ofring frames 3 and a pair of arc brackets 4;
a pair ofannular ring frames 3 are respectively arranged on the inner side wall surfaces at two ends of the catheter body 1, the lower wall surfaces of theannular ring frames 3 are respectively provided with a first annular groove, a first annular magnet 2 is laid in the first annular groove, the outer walls of theannular ring frames 3 are respectively provided with a first external thread, theannular ring frames 3 are connected with afirst shielding cover 5 through threads, a pair of arc brackets 4 are connected through hinges to form a circular ring, the arc brackets 4 are sleeved on the catheter body 1, one of the arc brackets 4 is fixed with abracket 6, thebracket 6 is provided with an annular frame 7, the connecting structure is convenient for reasonably connecting and dredging the enough ligated oviducts, and convenient operation, supplementary mounting structure edge pipe is reasonable installs, through the magnetite installation, and the connection of being convenient for reduces the magnetite and collides each other through protection architecture, improves the security that this device used.
In the embodiment, the catheter comprises a catheter body 1, wherein connecting structures are arranged at two ends of the catheter body 1, auxiliary mounting structures are arranged on the connecting structures, and protection structures are arranged on the auxiliary mounting structures;
the connection structure includes: a first ring magnet 2, a pair ofring frames 3 and a pair of arc brackets 4;
the pair ofannular ring frames 3 are respectively arranged on the inner side wall surfaces of two ends of the catheter body 1, first annular grooves are formed in the lower wall surfaces of the pair ofannular ring frames 3, first annular magnets 2 are laid in the first annular grooves, first external threads are formed in the outer walls of the pair ofannular ring frames 3, the pair ofannular ring frames 3 are connected with first shielding covers 5 through threads, the pair of arc-shaped brackets 4 are connected through hinges to form a circular ring, the pair of arc-shaped brackets 4 are sleeved on the catheter body 1, asupport 6 is fixed on one arc-shaped bracket 4, and an annular frame 7 is arranged on thesupport 6;
it should be noted that:annular ring frame 3 is installed in 1 both sides of pipe body, play the supporting role, be used for supporting first annular magnet 2, first shelter fromlid 5 is used for when not using, be used for sheltering from 1 both ends of pipe body, arc bracket 4 butt joint, the suit is on pipe body 1, thereby when pipe body 1 connects one end, play the support and prop up the effect, be convenient for the doctor handheld annular frame 7 installation pipe body 1, after installation one end, take out arc bracket 4, install the 1 other end of pipe body, the completion installation, during installation pipe body 1, take off first shelter fromlid 5.
The auxiliary mounting structure includes: a secondannular magnet 8, anannular support frame 9 and asecond shielding cover 10;
a second annular groove is formed in the upper wall surface of theannular support frame 9, the secondannular magnet 8 is arranged in the second annular groove, the upper end of the secondannular magnet 8 extends out of the second annular groove, a third annular groove is formed in the side wall surface of theannular support frame 9, circular through holes corresponding in position are formed in the upper wall surface and the lower wall surface of the third annular groove, a second external thread is formed in the upper end of the side wall surface of theannular support frame 9, and thesecond shielding cover 10 is installed on theannular support frame 9 through the second external thread;
it should be noted that:annular support frame 9 plays the supporting role for support secondannular magnet 8, with the oviduct trompil, with oviduct trompil department insert the third annular groove in, use medical line to run through circular through-hole and oviduct on theannular support frame 9, makeannular support frame 9 on the oviduct, later secondannular magnet 8 and the butt joint of first annular magnet 2, the installation of the pipe body 1 of being convenient for, the pipe body 1 of being convenient for uses, the second shelters fromlid 10 and is used for sheltering from secondannular magnet 8, take off during the use.
The protection structure includes: a protective sealingsoft strip 11 and a thintop frame 12;
the protective sealingsoft strip 11 is wound at the butt joint of the secondannular magnet 8 and the first annular magnet 2, asupport 13 is fixed on the side wall surface of the protective sealingsoft strip 11, a first circular groove is formed in thesupport 13, an internal thread is formed in the first circular groove, third external threads are formed at two ends of thethin top frame 12, and the thintop frame 12 is connected with the internal thread through the third external threads and is installed between the pair ofsupports 13;
it should be noted that: the protective sealingsoft strip 11 is used for blocking the joint of the shielding conduit body 1 and theannular support frame 9, plays a role in sealing, and the thintop frame 12 is self-provided with a third external thread which is connected with an internal thread on thesupport 13, plays a role in supporting, is used for supporting the joints at two ends, and reduces mutual attraction and collision.
As a preferred technical solution, further, thefirst shielding cover 5 is provided with a first anti-slip ridge, and the annular frame 7 is sleeved with a rubber pad.
As a preferable technical solution, thesecond shielding cover 10 is further provided with a second anti-slip ridge.
As a preferable technical solution, the catheter body 1 is made of transparent material, and has a mesh expansion frame 14 inside; the screen expansion frame 14 plays a role in supporting the catheter body 1, and bending and blocking of the catheter body 1 are reduced.
As a preferable technical solution, furthermore, a first adhesive is laid between the second annular groove and the secondannular magnet 8; thesecond ring magnet 8 is convenient to install stably.
As a preferable technical solution, a protective layer for shielding the first ring magnet 2 is further laid in the first ring groove.
As a preferable technical solution, further, a second adhesive is laid between the first annular groove and the first annular magnet 2; the first ring magnet 2 is convenient to install stably.
As a preferable technical solution, a third adhesive is further laid at the joint of the pair of annular ring frames 3 and the catheter body 1.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (8)
1. A magnetic fallopian tube anastomosis catheter comprises a catheter body (1) and is characterized in that two ends of the catheter body (1) are provided with connecting structures, each connecting structure is provided with an auxiliary mounting structure, and each auxiliary mounting structure is provided with a protection structure;
the connection structure includes: a first annular magnet (2), a pair of annular ring frames (3) and a pair of arc-shaped brackets (4);
the pair of annular ring frames (3) are respectively arranged on the inner side wall surfaces of two ends of the catheter body (1), first annular grooves are formed in the lower wall surfaces of the pair of annular ring frames (3), the first annular magnets (2) are laid in the first annular grooves, first external threads are formed in the outer walls of the pair of annular ring frames (3), the pair of annular ring frames (3) are connected with first shielding covers (5) through threads, the pair of arc brackets (4) are connected through hinges to form a ring, the pair of arc brackets (4) are sleeved on the catheter body (1), a support (6) is fixed on one arc bracket (4), and an annular frame (7) is arranged on the support (6);
the auxiliary mounting structure includes: a second annular magnet (8), an annular support frame (9) and a second shielding cover (10); a second annular groove is formed in the upper wall surface of the annular supporting frame (9), the second annular magnet (8) is arranged in the second annular groove, the upper end of the second annular magnet (8) extends out of the interior of the second annular groove, a third annular groove is formed in the side wall surface of the annular supporting frame (9), circular through holes corresponding in position are formed in the upper wall surface and the lower wall surface of the third annular groove, a second external thread is formed in the upper end of the side wall surface of the annular supporting frame (9), and the second shielding cover (10) is installed on the annular supporting frame (9) through the second external thread;
the protection structure includes: a protective sealing soft strip (11) and a thin top frame (12); protection sealing soft strip (11) winding is in second annular magnet (8) and first annular magnet (2) butt joint department, protection sealing soft strip (11) side wall face is fixed with support (13), first circular recess has been seted up on support (13), the internal thread has been seted up in the first circular recess, the third external screw thread has been seted up at thin roof-rack (12) both ends, thin roof-rack (12) are installed between a pair of support (13) through third external screw thread and female connection.
2. The magnetic fallopian tube anastomosis catheter as claimed in claim 1, wherein said first shielding cover (5) is provided with a first anti-slip ridge, and said annular frame (7) is sleeved with a rubber pad.
3. The magnetic fallopian tube anastomosis catheter as claimed in claim 1, wherein said second shielding cover (10) is provided with a second anti-slip ridge.
4. The magnetic fallopian tube anastomosis catheter as claimed in claim 1, wherein said catheter body (1) is made of transparent material and has a mesh expansion frame (14) inside.
5. A magnetic fallopian tube anastomosis catheter as claimed in claim 1, characterised in that a first adhesive is laid between said second annular recess and said second annular magnet (8).
6. A magnetic fallopian tube anastomosis catheter as claimed in claim 1, characterised in that said first annular recess is internally lined with a protective layer shielding the first annular magnet (2).
7. A magnetic fallopian tube anastomosis catheter as claimed in claim 1, characterised in that a second adhesive is laid between said first annular recess and said first annular magnet (2).
8. The magnetic fallopian tube anastomosis catheter as claimed in claim 1, wherein a third adhesive is laid on the junction of said pair of annular ring frames (3) and the catheter body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110126187.XACN112773439B (en) | 2021-01-29 | 2021-01-29 | Magnetic fallopian tube anastomosis catheter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110126187.XACN112773439B (en) | 2021-01-29 | 2021-01-29 | Magnetic fallopian tube anastomosis catheter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112773439A CN112773439A (en) | 2021-05-11 |
| CN112773439Btrue CN112773439B (en) | 2022-03-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110126187.XAActiveCN112773439B (en) | 2021-01-29 | 2021-01-29 | Magnetic fallopian tube anastomosis catheter |
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| CN (1) | CN112773439B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004096090A1 (en)* | 2003-04-29 | 2004-11-11 | Eberhard-Karls-Universität Tübingen Universitätsklinikum | Endovascular prosthesis for implanting into a vessel and system comprising an endovascular prosthesis of this type |
| CN102133120A (en)* | 2011-03-08 | 2011-07-27 | 西安交通大学 | Magnetic device applicable to anastomosis of large vessels |
| CN103519858A (en)* | 2013-08-27 | 2014-01-22 | 中国人民解放军第四军医大学唐都医院 | Magnetic force meshing device applicable to field operation surgery digestive tract reconstruction |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6352543B1 (en)* | 2000-04-29 | 2002-03-05 | Ventrica, Inc. | Methods for forming anastomoses using magnetic force |
| US20070142850A1 (en)* | 2005-12-15 | 2007-06-21 | David Fowler | Compression anastomosis device |
| WO2008005370A2 (en)* | 2006-06-30 | 2008-01-10 | Cvdevices, Llc | Homeostatic tissue apparatus |
| WO2015191859A2 (en)* | 2014-06-13 | 2015-12-17 | The Regents Of The University Of California | Sutureless anastomosis device |
- 2021
- 2021-01-29CNCN202110126187.XApatent/CN112773439B/enactiveActive
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004096090A1 (en)* | 2003-04-29 | 2004-11-11 | Eberhard-Karls-Universität Tübingen Universitätsklinikum | Endovascular prosthesis for implanting into a vessel and system comprising an endovascular prosthesis of this type |
| CN102133120A (en)* | 2011-03-08 | 2011-07-27 | 西安交通大学 | Magnetic device applicable to anastomosis of large vessels |
| CN103519858A (en)* | 2013-08-27 | 2014-01-22 | 中国人民解放军第四军医大学唐都医院 | Magnetic force meshing device applicable to field operation surgery digestive tract reconstruction |
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| Publication number | Publication date |
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| CN112773439A (en) | 2021-05-11 |
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