CN107874802A - A kind of magnetic force stapler and its application method - Google Patents
A kind of magnetic force stapler and its application method Download PDFInfo
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- CN107874802A CN107874802A CN201711329834.7A CN201711329834A CN107874802A CN 107874802 A CN107874802 A CN 107874802A CN 201711329834 A CN201711329834 A CN 201711329834A CN 107874802 A CN107874802 A CN 107874802A
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- magnet
- magnetic force
- housing
- hole
- force stapler
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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
- A61B17/11—Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis
- A61B17/1114—Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis of the digestive tract, e.g. bowels or oesophagus
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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
- A61B2017/00831—Material properties
- A61B2017/00876—Material properties magnetic
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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
- A61B17/11—Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis
- A61B2017/1103—Approximator
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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
- A61B17/11—Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis
- A61B2017/1132—End-to-end connections
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/11—Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis
- A61B2017/1135—End-to-side connections, e.g. T- or Y-connections
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medical Informatics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Physiology (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
- Magnetic Treatment Devices (AREA)
Abstract
The invention discloses a kind of magnetic force stapler and its application method, including two the first noumenons being oppositely arranged and the second body, the first noumenon and the second body include housing and magnet, magnet is flexibly connected with housing, housing includes the stop part for preventing that magnet from deviating from, casing center is provided with through hole, and to clamp the two tissue broken ends of fractured bone to be anastomosed, the through hole of the first noumenon connects the mutual adhesive of magnet on magnet and the second body on the first noumenon with the through hole of the second body.It the advantage is that, avoid the various adverse reactions that Sutureless and metal needle are brought, effectively reduce the identical postoperative complications such as anastomotic leakage, narrow, easy to operate, agglutination is quick, and scar is small, the surface of a wound is smooth, and holding gastral cavity intestines are unobstructed in agglutination, and postoperative digestive tract function is good.
Description
Technical field
The present invention relates to gastrointestinal anastomosis and intestines Surgical healing field, more particularly to a kind of magnetic force applied to anastomosis operation to coincide
Device and its application method.
Background technology
Existing more than the 100 years history of gastrointestinal anastomosis, a large amount of different materials applications are in gastrointestinal anastomosis, including silk thread, sheep intestines
Line, stainless steel suture, new single fiber line and absorbable thread.In past 30 years, anastomat device is by surgeon
Pursue.But how tact anastomosis select to be still many school's the question in dispute with Mechanical Suture.
With the development of anastomosis, postoperative complication gradually decreases, but anastomotic leakage is still most worrying art
One of infectious-related complication.The incidence (1% -24%) of anastomotic leakage has very big difference, and low rectal anastomotic leakage (12% -
19%) incidence is higher than Colonic anastomosis mouth fistula (11%).Anastomotic leakage and higher local relapse and relatively low long-term life
The rate of depositing has correlation.In addition, long-term gastrointestinal function also can be by the unfavorable of the complication such as methods of anastomosis, method and anastomotic leakage
Influence.Closely for over 100 years more than a hundred years, people have carried out persistent exploration to Surgical healing technology, it is therefore an objective to which foundation is more safer than manual suture can
Lean on, be more convenient, small anastomosis are influenceed on gut function, new method, new apparatus have been reported that various anastomosis have been demonstrated repeatly
It can be coincide with the craft of standard and stapling technique in anus reservation compares favourably.However, most replacement anastomosis and immature.
Existing anastomosis have：1. nail type anastomosis；2. compressed anastomosis art；3rd, magnetic control anastomosis；Wherein pressurization kiss
Close the compressed anastomosis device used in art includes Ultimum Ti (SMA), intracavitary compressing anastomosis ring (EndoCAR) again.And its
In, coincideing for magnetic control mode is not statistically significant in terms of identical intestinal canal anastomosis complication with tact anastomosis or stapler.Do not draw
Rise intestinal tube it is narrow, the intestinal canal anastomosis of magnetic has novelty, has wide practical use, and currently on the market can be applicable to
Stapling apparatus in magnetic control anastomosis.
The content of the invention
For overcome the deficiencies in the prior art, an object of the present invention is to provide a kind of magnetic force stapler.
The second object of the present invention is to provide a kind of application method of above-mentioned magnetic force stapler.
An object of the present invention adopts the following technical scheme that realization：
A kind of magnetic force stapler, including two the first noumenons being oppositely arranged and the second body, the first noumenon and institute
Stating the second body includes housing and magnet, and the magnet is flexibly connected with the housing, and the housing includes preventing the magnetic
The stop part of body abjection, the casing center are provided with through hole, the magnetic on magnet and second body on the first noumenon
To clamp the two tissue broken ends of fractured bone to be anastomosed, the through hole of the first noumenon connects the mutual adhesive of body phase with the through hole of second body.
Further, the housing is provided with installed part, and the magnets free is connected on the installed part, the stop
Portion includes the block on the installed part.
Further, be provided with mating surface between the magnet and the block, the mating surface be horizontal plane or inclined-plane or
Cambered surface.
Further, the lower surface of the magnet is smooth flat, less than the lower surface of the block, the magnet surface
Provided with film layer.
Further, with the housing in the vertical direction there is space in the magnet, make the magnet relatively described
Housing moves up and down.
Further, the outer surface of the housing is smooth surface.
Further, the inwall of the through hole of second body is provided with annular groove.
Further, the inwall of the through hole of the first noumenon is provided with card-bit part.
The second object of the present invention adopts the following technical scheme that realization：
It is connected by above-mentioned magnetic force stapler and with the nail type coinciding machine that the magnetic force stapler is adapted.
Further, the resist-nailed seat phase clamping of the first noumenon of the magnetic force stapler and the nail type coinciding machine, institute
State the operation pipe top phase clamping of the second body and the nail type coinciding machine.
Compared with prior art, the beneficial effects of the present invention are：
The first noumenon and the second body are oppositely arranged, mutually attracted by the magnet on housing, due to the presence of stop part,
Magnet has certain activity space not depart from again with housing on housing, user-friendly；And in the housing the heart set it is logical
Hole, connected after the first noumenon and the second body adhesive, the material in intestines and stomach can pass through from through hole；The first noumenon and second
Body clamps the tissue broken ends of fractured bone to be anastomosed in the tissue broken ends of fractured bone to be anastomosed, by magnet, and folder closes the gradual ischemic of tissue, necrosis, together
When the combination of the stomach and intestine broken ends of fractured bone gradually healed by inflammatory repair process；Because magnet has certain activity space on housing, because
This closes the gradual necrosis of tissue with folder, and two magnets move closer to, and magnetic force further enhances, maintain it is identical close, and
Folder is accelerated to close the necrosis of tissue.After anastomotic healing, gastrointestinal mucosa is smooth, avoid Sutureless and metal needle is brought it is various not
Good reaction, the identical postoperative complications such as anastomotic leakage, narrow are effectively reduced, easy to operate, agglutination is quick, and scar is small,
The surface of a wound is smooth, and holding gastral cavity intestines are unobstructed in agglutination, and postoperative digestive tract function is good.
Brief description of the drawings
Fig. 1 is the structural representation of the magnetic force stapler of the embodiment of the present invention；
Fig. 2 is the cross-sectional view of the magnetic force stapler of the embodiment of the present invention；
Fig. 3 is the cross-sectional view after the magnet movement of the magnetic force stapler of the embodiment of the present invention；
Fig. 4 is the structural representation that the magnetic force stapler of the embodiment of the present invention is connected with nail type coinciding machine；
In figure：10th, the first noumenon；20th, the second body；30 (30a, 30b), housing；31 (31a, 31b), through hole；32nd, hinder
Stopper；33rd, installed part 33；34th, block；35th, mating surface；36th, annular groove；37th, card-bit part；40 (40a, 40b), magnet；50、
Nail type coinciding machine；51st, resist-nailed seat；52nd, operation pipe.
Embodiment
Below, with reference to accompanying drawing and embodiment, the present invention is described further, it is necessary to which explanation is, not
Under the premise of afoul, new implementation can be formed between various embodiments described below or between each technical characteristic in any combination
Example.
In the description of the invention, it is necessary to which explanation, for the noun of locality, " " center ", " transverse direction ", " is indulged if any term
To ", " length ", " width ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ",
The indicating position such as " bottom ", " interior ", " outer ", " clockwise ", " counterclockwise " and position relationship are based on orientation shown in the drawings or position
Relation is put, it is of the invention necessary with simplified description, rather than the device or element of instruction or hint meaning to be for only for ease of narration
Construct and operate with specific orientation, with particular orientation, it is impossible to be interpreted as the specific protection domain of the limitation present invention.
In addition, be only used for describing purpose if any term " first ", " second ", and it is not intended that indicating or implying relatively heavy
The property wanted or the implicit quantity for indicating technical characteristic.Thus, " first " is defined, " second " feature can be expressed or implicit include
One or more this feature, in the present description, " several " are meant that two or more, unless otherwise clearly having
The restriction of body.
In the present invention, except as otherwise clear stipulaties and restriction, should make if any term " assembling ", " connected ", " connection " term
Broad sense is gone to understand, for example, it may be being fixedly connected or being detachably connected, or is integrally connected；Can also be that machinery connects
Connect；Can be joined directly together or be connected by intermediary, can be that two element internals are connected.For ability
For the those of ordinary skill of domain, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
As shown in 1-3, a kind of magnetic force stapler, including two bodies 20 of the first noumenon 10 and second being oppositely arranged, the
One body 10 and the second body 20 include housing 30 and magnet 40, and magnet 40 is flexibly connected with housing 30, and housing 30 includes anti-
Only the stop part 32 of magnet abjection, the center of housing 30 are provided with through hole 31, on the magnet 40a and the second body 20 on the first noumenon 10
The mutual adhesives of magnet 40b to clamp the through hole of the two tissue broken ends of fractured bone to be anastomosed, the through hole 31a of the first noumenon 10 and the second body 20
31b is connected.
The body 20 of the first noumenon 10 and second is oppositely arranged, mutually attracted by the magnet 40 on housing 30, due to stopping
The presence in portion 32, magnet has certain activity space not depart from again with housing on housing, user-friendly；And in the housing
The heart set through hole, the first noumenon 10 with connected after the adhesive of the second body 20, the material in intestines and stomach can pass through from through hole；
The body 20 of the first noumenon 10 and second clamps the tissue broken ends of fractured bone to be anastomosed in the tissue broken ends of fractured bone to be anastomosed, by magnet, and folder closes group
Gradual ischemic, necrosis are knitted, while the combination of the stomach and intestine broken ends of fractured bone is gradually healed by inflammatory repair process；Because magnet has on housing
There is certain activity space, therefore as folder closes the gradual necrosis of tissue, two magnets move closer to, and magnetic force further enhances, and protect
Hold and coincide close, and accelerated folder to close the necrosis of tissue.After anastomotic healing, gastrointestinal mucosa is smooth, avoid Sutureless and
The various adverse reactions that metal needle is brought, the identical postoperative complications such as anastomotic leakage, narrow are effectively reduced, it is easy to operate, more
Conjunction process is quick, and scar is small, and the surface of a wound is smooth, and holding gastral cavity intestines are unobstructed in agglutination, and postoperative digestive tract function is good.
Magnet 40 on the body 20 of the first noumenon 10 and second is identical with the mounting means of housing 30, therefore with reference to accompanying drawing 2,
The first noumenon 10 is specifically described to magnet 40a and housing 30a mounting means.Flexible connection in the present embodiment, it is magnet
Contact but be not fixedly connected with housing, can be that nested type connects, the contact surface of magnet and housing can be in hull outside, also can be
Case inside, i.e. stop part 32 can be towards outer process, also can be towards inner process.
In a unillustrated embodiment, magnet is annular, and magnet upper end is located at case inside, and stop part 32 is dashed forward inwardly
Rise, there is the first state overlapped with stop part 32 on the inside of magnet and move up the second state for departing from stop part 32.
In embodiment as shown in Figure 2 and Figure 3, magnet is annular, is set in hull outside, and stop part 32 is towards outer process, magnetic
Internal side has the first state overlapped with stop part 32 and moves up the second state for departing from stop part 32.The embodiment phase
It is for the advantages of upper embodiment, makes the diameter of through hole 31 in housing bigger, stomach and intestine material is kissed more easily by magnetic force
Clutch.
Magnet has the magnetic force of 2000-3000 Gausses, both can guarantee that identical complete close, and and can is suitable after the completion of coincideing
Profit is come off discharge, and ball surrounding tissue of coincideing is influenceed without magnetic force.Magnet ring thickness is only 2mm.
In order to facilitate installation, housing is provided with installed part 33, and installed part 33 is detachably connected with housing, in particular,
Fixed by the installation screw of specific materials, installed part 33 may be provided at case inside, be connected with through-hole wall, may also set up
In hull outside, magnets free is connected on installed part 33, and stop part 32 includes the block 34 on installed part 33.Such as Fig. 2, Fig. 3
Shown, installed part 33 is arranged on through-hole wall, and block 34 is arranged on the lower end of installed part 33, tilts laterally, blocks magnet
On the inside of upper end, it can not be departed from installed part 33.
No matter block 34 towards inner process or towards outer process, is provided with mating surface 35, mating surface 35 between magnet and block 34
Can be horizontal plane or inclined-plane or cambered surface etc..It is inclined-plane in accompanying drawing 2,3.
The lower surface of magnet is smooth flat, makes two magnet adhesives more steady firm, in addition, the lower surface of the magnet is less than gear
The lower surface of block 34, ensure that block 34 will not hinder the adhesive of two magnets, folder is closed tissue and clamped all the time by magnet.Due to magnetic
Body directly contacts with the tissue broken ends of fractured bone to be anastomosed, and to meet biocompatibility, magnet surface is through aluminum coated steel, provided with film layer, coating
Or one layer of film layer to biological tissue's fanout free region of plating, the material of film layer can be epoxy resin, silica gel or other materials.
Space is provided between magnet upper surface and housing, magnet is moved up and down with respect to housing, vertical direction is only base
The direction indication of magnetic force stapler in accompanying drawing 2, in actual applications, space is not necessarily vertical direction to magnetic force stapler
's.As shown in Fig. 2 being provided with space between the magnet 40a upper surfaces of the first housing and housing 30a, operation is organized in because folder closes
When it is thicker, magnet moves up with respect to housing, makes the space between two magnets bigger, ensures that folder closes tissue and all can clamped by magnet,
As folder closes, tissue is gradually downright bad, and magnet slowly moves down, and clamps folder all the time and closes tissue, until magnet overlaps with the phase of block 34, and
Magnet drives housing to continue adhesive afterwards, and finally, folder closes tissue total necrosis, and two magnets fit together, anastomotic healing, magnetic force
Stapler comes off, and excretes.
Above-mentioned lower end, upper end, lower surface, upper surface are namely based on the direction description of the first noumenon 10 in accompanying drawing 2, attached
Corresponding component in Fig. 2 on the second body 20, upper end, lower end, upper and lower surface should be suitably understood as, does not influence actual spy
Sign.
The outer surface of housing is smooth surface, should not damage gastrointestinal mucosa, not easy damaged intestines when being moved in the intestine after coming off
Road, is easy to exclude external, and no incarceration occurs, and body is reacted without falling inflation etc. is uncomfortable when not falling off, will not cause intestinal tube angulation,
Narrow, adhesion, the obstruction even complication such as perforation.Housing is made of medical polyethylene plastics, and surface is smooth, and installed part uses
Stainless steel material is made, and magnet ring uses magnetic Nd-Fe-B ring, and the gross weight of whole magnetic force stapler is only 25g, and foreign reacts, group
It is good to knit compatibility.
It is connected by above-mentioned magnetic force stapler and with the nail type coinciding machine 50 that the magnetic force stapler is adapted, magnetic force is kissed
Close and nail type coincide is combined, combine magnetic force coincide and nail type coincide advantage, avoid nail type coincide easily cause to kiss
Heal up the shortcomings that narrow, the application field of stapler is wider.
The phase clamping of resist-nailed seat 51 of the first noumenon 10 of magnetic force stapler and nail type coinciding machine 50, the second body 20 and nail
The top phase clamping of operation pipe 52 of formula coinciding machine 50.Due to there is provided operation pipe 52, expanding indication scope, can carry out
The anastomosis operation of nearly anus side, can retain the intestinal tube of more anal sides, save anal function from damage.
In particular, the inwall of the through hole of the second body 20 is provided with annular groove 36, the top of operation pipe 52 and annular
36 detachable clamping of groove.The inwall of the through hole of the first noumenon 10 is provided with card-bit part 37, for the detachable card of resist-nailed seat 51
Connect.
Above-mentioned embodiment is only the preferred embodiment of the present invention, it is impossible to the scope of protection of the invention is limited with this,
The change and replacement for any unsubstantiality that those skilled in the art is done on the basis of the present invention belong to institute of the present invention
Claimed scope.
Claims (10)
- A kind of 1. magnetic force stapler, it is characterised in that including two the first noumenons being oppositely arranged and the second body, described first Body and second body include housing and magnet, and the magnet is flexibly connected with the housing, and the housing includes anti- The only stop part of magnet abjection, the casing center are provided with through hole, the magnet on the first noumenon and described second To clamp the two tissue broken ends of fractured bone to be anastomosed, the through hole of the first noumenon leads to second body for the mutual adhesive of magnet on body Hole connects.
- 2. magnetic force stapler as claimed in claim 1, it is characterised in that the housing is provided with installed part, and the magnet is lived Dynamic to be connected on the installed part, the stop part includes the block on the installed part.
- 3. magnetic force stapler as claimed in claim 2, it is characterised in that be provided with and coordinate between the magnet and the block Face, the mating surface are horizontal plane or inclined-plane or cambered surface.
- 4. magnetic force stapler as claimed in claim 2, it is characterised in that the lower surface of the magnet is smooth flat, is less than The lower surface of the block, the magnet surface are provided with film layer.
- 5. magnetic force stapler as claimed in claim 1, it is characterised in that the magnet is deposited with the housing in the vertical direction In space, make the magnet can relatively described housing move up and down.
- 6. magnetic force stapler as claimed in claim 1, it is characterised in that the outer surface of the housing is smooth surface.
- 7. the magnetic force stapler as described in claim 1-6 any bars, it is characterised in that the inwall of the through hole of second body It is provided with annular groove.
- 8. the magnetic force stapler as described in claim 1-6 any bars, it is characterised in that the inwall of the through hole of the first noumenon It is provided with card-bit part.
- 9. a kind of application method of magnetic force stapler, it is characterised in that the magnetic force as described in claim 1-8 any bars coincide Device and it is connected with the nail type coinciding machine that the magnetic force stapler is adapted.
- 10. the application method of magnetic force stapler as claimed in claim 9, it is characterised in that the first of the magnetic force stapler The resist-nailed seat phase clamping of body and the nail type coinciding machine, the operation tube top of second body and the nail type coinciding machine Hold phase clamping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711329834.7A CN107874802B (en) | 2017-12-13 | 2017-12-13 | Magnetic anastomat and application method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711329834.7A CN107874802B (en) | 2017-12-13 | 2017-12-13 | Magnetic anastomat and application method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107874802A true CN107874802A (en) | 2018-04-06 |
| CN107874802B CN107874802B (en) | 2023-08-11 |
Family
ID=61774200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711329834.7A Active CN107874802B (en) | 2017-12-13 | 2017-12-13 | Magnetic anastomat and application method thereof |
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| CN (1) | CN107874802B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108635003A (en) * | 2018-05-15 | 2018-10-12 | 中国人民解放军陆军军医大学第三附属医院（野战外科研究所） | A kind of stricture of esophageal anastomosis combination cutter device |
| CN110141289A (en) * | 2019-05-29 | 2019-08-20 | 西安交通大学医学院第一附属医院 | A kind of magnetic assists the vascular anastomosis device of quick liver transfer operation |
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| CN102131472A (en) * | 2008-05-23 | 2011-07-20 | 史密夫和内修有限公司 | A cutting tool having a magnetically controlled pre-load force |
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| CN108635003A (en) * | 2018-05-15 | 2018-10-12 | 中国人民解放军陆军军医大学第三附属医院（野战外科研究所） | A kind of stricture of esophageal anastomosis combination cutter device |
| CN110141289A (en) * | 2019-05-29 | 2019-08-20 | 西安交通大学医学院第一附属医院 | A kind of magnetic assists the vascular anastomosis device of quick liver transfer operation |
| CN110141289B (en) * | 2019-05-29 | 2024-01-12 | 崇好科技有限公司 | Vascular anastomosis device for magnetic-assisted rapid liver transplantation |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107874802B (en) | 2023-08-11 |
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