CN209032498U - A kind of installing mechanism of magnetic force stapler and resist-nailed seat - Google Patents
A kind of installing mechanism of magnetic force stapler and resist-nailed seat Download PDFInfo
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- CN209032498U CN209032498U CN201721735415.9U CN201721735415U CN209032498U CN 209032498 U CN209032498 U CN 209032498U CN 201721735415 U CN201721735415 U CN 201721735415U CN 209032498 U CN209032498 U CN 209032498U
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- nailed seat
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Abstract
The utility model discloses the installing mechanisms of a kind of magnetic force stapler and resist-nailed seat, including magnetic force stapler and resist-nailed seat, magnetic force stapler includes the first noumenon being oppositely arranged and the second ontology, the first noumenon and the second ontology are equipped with the magnet being mutually attracted, the first noumenon and the second ontology are equipped with the through-hole of connection, the internal diameter of through-hole and the outer diameter of resist-nailed seat are suitable, and resist-nailed seat can be connect with the first noumenon by elastic retaining structure detachable card by through-hole, resist-nailed seat.It the advantage is that, magnetic force stapler in circular staplers and magnetic force anastomosis in nail type anastomosis is combined, resist-nailed seat is connected with the first noumenon by elastic retaining structure, if necessary, resist-nailed seat can pass through through-hole on magnetic force stapler, separated with magnetic force stapler, combine magnetic force coincide and nail type coincide advantage, avoid nail type coincide the shortcomings that being easy to cause anastomotic stricture.
Description
Technical field
The utility model relates to the installing mechanisms of a kind of magnetic force stapler and resist-nailed seat.
Background technique
Existing more than 100 years history of gastrointestinal anastomosis, a large amount of different materials are applied to gastrointestinal anastomosis, including silk thread, sheep intestines
Line, stainless steel suture, novel single fiber line and absorbable thread.In past 30 years, anastomat device is by surgeon
Pursue.However how tact anastomosis and Mechanical Suture select to be still many school's the question in dispute.
With the development of anastomosis, postoperative complication is gradually decreased, 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 lower long-term life
The rate of depositing has correlation.In addition, long-term gastrointestinal function also will receive the unfavorable of the complication such as methods of anastomosis, method and anastomotic leakage
It influences.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
It leans on, be more convenient, influencing small anastomosis on gut function, new method, new instrument have been reported that various anastomosis have been demonstrated repeatly
It can coincide with the craft of standard and stapling technique in anus reservation compares favourably.However, most of substitution anastomosis and immature.
Existing anastomosis has: 1. nail type anastomosis；2. compressed anastomosis art；3, magnetic control anastomosis；Wherein pressurization kiss
Close the compressed anastomosis device used in art includes Ultimum Ti (SMA) again, intracavitary compressing anastomosis ring (EndoCAR).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, magnetic intestinal canal anastomosis has novelty, have wide practical use, and currently on the market there is no magnetic force coincide
Device and installing mechanism of the existing nail type anastomosis connected applications into operation, the utility model provides a kind of by magnetic force stapler
The installing mechanism being connected with the resist-nailed seat in nail type anastomosis, is advantageously implemented magnetic force stapler in conjunction with nail type anastomosis
It is applied in anastomosis operation.
Utility model content
For overcome the deficiencies in the prior art, the purpose of this utility model is to provide it is a kind of by magnetic force stapler with nail
The installing mechanism that resist-nailed seat in formula anastomosis is connected is advantageously implemented magnetic force stapler and arrives with nail type anastomosis connected applications
In anastomosis operation.
The purpose of this utility model adopts the following technical scheme that realization:
A kind of installing mechanism of magnetic force stapler and resist-nailed seat, including magnetic force stapler and resist-nailed seat, the magnetic force coincide
Device includes the first noumenon being oppositely arranged and the second ontology, and the first noumenon and the second ontology are equipped with the magnetic being mutually attracted
Body, the first noumenon and the second ontology are equipped with the through-hole of connection, the outer diameter phase of the internal diameter of the through-hole and the resist-nailed seat
When the resist-nailed seat can pass through elastic retaining structure detachable card by the through-hole, the resist-nailed seat and the first noumenon
It connects.
Further, the elastic retaining structure includes card-bit part, and the card-bit part is telescopically disposed in the through-hole
On inner wall, the card-bit part, which has, contradicts be located at the resist-nailed seat in the through-hole first with the lower plane of the resist-nailed seat
Through-hole wall described in state and retraction makes second state of the resist-nailed seat by the through-hole.
Further, the contact surface of the card-bit part and the resist-nailed seat is arc or inclined-plane.
Further, the quantity of the card-bit part is multiple, is circumferentially evenly distributed on the through-hole wall.
Further, the card-bit part is the bullet part of included deformation function, or, second ontology is equipped with elastic component,
The elastic component and the card-bit part are inconsistent or connect.
Further, the elastic component and the card-bit part are arranged in the holding tank on the through-hole wall, the card
Position part can be moved forward and backward in the holding tank under the action of elastic component and not deviate from the holding tank.
Further, the first noumenon and second ontology include shell and for installing the installation of the magnet
Part, the installation part pass through pin and the shell Joint.
Further, the resist-nailed seat is equipped with connecting rod, and the connecting rod passes through the through-hole and is connected with operating stick.
Further, the operating stick is detachably clamped with second ontology.
Compared with prior art, the utility model has the beneficial effects that:
Magnetic force stapler in circular staplers and magnetic force anastomosis in nail type anastomosis is combined, resist-nailed seat and
One ontology is connected by elastic retaining structure, and if necessary, resist-nailed seat can be coincide by through-hole on magnetic force stapler with magnetic force
Device separation, combine magnetic force coincide and nail type coincide advantage, avoid nail type coincide be easy to cause anastomotic stricture lack
Point expands indication range, can carry out the anastomosis operation of nearly anus side, can retain the intestinal tube of more anal sides, save from damage
Anal function.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the magnetic force stapler of the utility model embodiment；
Fig. 2 is the schematic diagram of the section structure of the magnetic force stapler of the utility model embodiment；
Fig. 3 is the structural schematic diagram of the resist-nailed seat of the utility model embodiment；
Fig. 4 is the schematic diagram of the section structure when magnetic force stapler of the utility model embodiment is connected with resist-nailed seat；
In figure: 10, magnetic force stapler；11, the first noumenon；12, the second ontology；13, magnet；14, through-hole；15, shell；
16, installation part；17, pin；20, resist-nailed seat；21, connecting rod；30, elastic retaining structure；31, card-bit part；32, contact surface；33,
Elastic component；34, holding tank.
Specific embodiment
In the following, being described further in conjunction with attached drawing and specific embodiment to the utility model, it should be noted that
Under the premise of not colliding, it can be formed in any combination between various embodiments described below or between each technical characteristic new
Embodiment.
In the description of the present invention, it should be noted that for the noun of locality, if any term " center ", " transverse direction ",
" longitudinal direction ", " length ", " width ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top",
The indicating positions such as "bottom", "inner", "outside", " clockwise ", " counterclockwise " and positional relationship are orientation based on the figure or position
Relationship is set, narration the utility model is merely for convenience of and simplifies description, rather than the device or element of indication or suggestion meaning
It must have a particular orientation, constructed and operated with particular orientation, should not be understood as the specific protection model for limiting the utility model
It encloses.
In addition, being used for description purposes only if any term " first ", " second ", it is not understood to indicate or imply relatively heavy
The property wanted or the quantity for implicitly indicating technical characteristic." first " is defined as a result, " second " feature can be expressed or implicit include
One or more this feature, in the utility model description, " several " are meant that two or more, unless otherwise bright
It is really specific to limit.
In the present invention, except as otherwise clear stipulaties and restriction, if any term " assembling ", " connected ", " connection " term
It should go to understand as broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It is also possible to machine
Tool connection；It can be directly connected, be also possible to be connected by intermediary, can be and be connected inside two elements.For
For those of ordinary skill in the art, can understand as the case may be above-mentioned term in the present invention specifically contain
Justice.
As shown in Figs 1-4, the installing mechanism of a kind of magnetic force stapler 10 and resist-nailed seat 20, including magnetic force stapler 10 and support
Nail seat 20, magnetic force stapler 10 include the first noumenon 11 and the second ontology 12, the first noumenon 11 and the second ontology being oppositely arranged
12 are equipped with the magnet 13 that is mutually attracted, and the first noumenon 11 and the second ontology 12 are equipped with the through-hole 14 being connected to, through-hole 14 it is interior
Diameter is suitable with the outer diameter of resist-nailed seat 20, and resist-nailed seat 20 can pass through elastic detent by through-hole 14, resist-nailed seat 20 and the first noumenon 11
Structure 30 is detachably clamped.
Magnetic force stapler 10 in circular staplers and magnetic force anastomosis in nail type anastomosis is combined, resist-nailed seat 20
Pass through elastic retaining structure 30 with the first noumenon 11 to be connected, if necessary, resist-nailed seat 20 can be by leading on magnetic force stapler 10
Hole 14 is separated with magnetic force stapler 10, combines the advantage that magnetic force coincide and nail type is coincide, and avoid that nail type coincide easy leads
The shortcomings that causing anastomotic stricture, expands indication range, can carry out the anastomosis operation of nearly anus side, can retain more anuses
The intestinal tube of door side, saves anal function from damage.
More specifically, elastic retaining structure 30 includes card-bit part 31, and card-bit part 31 is telescopically disposed in through-hole 14
On wall, card-bit part 31 has makes resist-nailed seat 20 be located at first state and retraction in through-hole 14 with the conflict of the lower plane of resist-nailed seat 20
14 inner wall of through-hole makes second state of the resist-nailed seat 20 by through-hole 14.When installation, resist-nailed seat 20 is put on the first noumenon 11
In through-hole 14, the lower plane and detent block of resist-nailed seat 20 are inconsistent, and resist-nailed seat 20 no longer moves down, when resist-nailed seat 20 and operating stick connect
It connects, when mobile by the side towards 12 place of the second ontology, card-bit part 31 is gradually pushed into 14 side wall of through-hole, makes resist-nailed seat 20
Through-hole 14 can be passed through, after resist-nailed seat 20 passes through 31 position of card-bit part, card-bit part 31 resets.
In order to enable card-bit part 31 to be smoothly pushed into 14 inner wall of through-hole, card-bit part 31 and the contact surface 32 of resist-nailed seat 20 are
It is mobile by through-hole 14 to guarantee that resist-nailed seat 20 can be stablized for arc or inclined-plane.
In order to make 20 stress equalization of resist-nailed seat, the quantity of card-bit part 31 be it is multiple, be circumferentially evenly distributed on 14 inner wall of through-hole
On.31 quantity of card-bit part in the present embodiment is 3, is axisymmetricly distributed on 14 inner wall of through-hole.
The specific structure of card-bit part 31 is the bullet part of included deformation function there are many selection, Yi Zhongwei, card-bit part 31, such as
Thin elastic piece, elastic rubber ring with radian perhaps micro- interference fit between elastic ball etc. or card-bit part and resist-nailed seat, by quiet
Frictional force is blocked just, and second is that card-bit part 31 itself does not have deformability, and flexible rely on sets on the second ontology 12
The elastic component 33 set, elastic component 33 and card-bit part 31 are inconsistent or connect.
In the case where elastic component 33 and card-bit part 31 only contradict unconnected situation, elastic component 33 and card-bit part 31 can be arranged
In the holding tank 34 on 14 inner wall of through-hole, card-bit part 31 can under the action of elastic component 33 in holding tank 34 be moved forward and backward and
Holding tank 34 is not deviate from.
Including shell 15 and for installing the installation part 16 of magnet 13, installation part 16 is logical for the first noumenon 11 and the second ontology 12
Cross pin 17 and 15 Joint of shell.Holding tank 34 may be provided on installation part 16 or shell 15.
Resist-nailed seat 20 is equipped with connecting rod 21, and connecting rod 21 passes through through-hole 14 and is connected with operating stick.Resist-nailed seat 20 and behaviour
Make bar and constitute existing circular staplers, for implementing nail type anastomosis.In order to realize nail type anastomosis and magnetic force stapler 10
Combination, operating stick and 12 phase of the second ontology be clamped, more specifically, and being realized by elastic retaining structure 30 and detachably being connected
It connects, but the elastic retaining structure 30 used is different from above structure.
Magnet 13 on magnetic force stapler 10 has the magnetic force of 2000-3000 Gauss, both can guarantee it is identical complete close,
Can smoothly fall off discharge after the completion of identical again, and influence on identical ball surrounding tissue without magnetic force.Magnet ring thickness is only 2mm；
The outer surface of its shell 15 is smooth surface, should not damage gastrointestinal mucosa, not easy damaged enteron aisle when moving in the intestine after falling off, just
External in excluding, no incarceration occurs, and body is reacted without falling inflation etc. is uncomfortable when not falling off, will not cause intestinal tube angulation, it is narrow,
The complication such as adhesion, obstruction even perforation.Shell is made of medical polyethylene plastics, and surface is smooth, and installation part is using stainless
Steel material is made, and magnet ring uses magnetic Nd-Fe-B ring, and the total weight of entire magnetic force stapler is only 25g, and phase is organized in foreign reaction
Capacitive is good.
Above embodiment is only preferred embodiments of the present invention, cannot be protected with this to limit the utility model
Range, the variation of any unsubstantiality that those skilled in the art is done on the basis of the utility model and replacement belong to
In the utility model range claimed.
Claims (9)
1. a kind of installing mechanism of magnetic force stapler and resist-nailed seat, which is characterized in that described including magnetic force stapler and resist-nailed seat
Magnetic force stapler includes the first noumenon being oppositely arranged and the second ontology, and the first noumenon and the second ontology, which are equipped with, mutually to be inhaled
The magnet of conjunction, the first noumenon and the second ontology are equipped with the through-hole of connection, the internal diameter of the through-hole and the resist-nailed seat
Outer diameter is suitable, and the resist-nailed seat can be by the through-hole, and the resist-nailed seat passes through elastic retaining structure with the first noumenon can
Disassembly clamping.
2. the installing mechanism of magnetic force stapler and resist-nailed seat as described in claim 1, which is characterized in that the elasticity detent knot
Structure includes card-bit part, and the card-bit part is telescopically disposed on the through-hole wall, and the card-bit part, which has, supports nail with described
The lower plane of seat, which contradicts through-hole wall described in the first state and retraction for being located at the resist-nailed seat in the through-hole, makes described support
The second state that nail seat passes through the through-hole.
3. the installing mechanism of magnetic force stapler and resist-nailed seat as claimed in claim 2, which is characterized in that the card-bit part and institute
The contact surface for stating resist-nailed seat is arc or inclined-plane.
4. the installing mechanism of magnetic force stapler and resist-nailed seat as claimed in claim 2, which is characterized in that the number of the card-bit part
It is multiple for measuring, and is circumferentially evenly distributed on the through-hole wall.
5. the installing mechanism of magnetic force stapler and resist-nailed seat as claimed in claim 2, which is characterized in that the card-bit part is certainly
Bullet part with deformation function, or, second ontology be equipped with elastic component, the elastic component and the card-bit part it is inconsistent or even
It connects.
6. the installing mechanism of magnetic force stapler and resist-nailed seat as claimed in claim 5, which is characterized in that the elastic component and institute
It states in the holding tank that card-bit part is arranged on the through-hole wall, the card-bit part can be under the action of the elastic component described
It is moved forward and backward in holding tank and does not deviate from the holding tank.
7. the installing mechanism of magnetic force stapler and resist-nailed seat as described in claim 1, which is characterized in that the first noumenon and
Second ontology includes shell and for installing the installation part of the magnet, and the installation part passes through pin and the shell phase
It is affixed.
8. the installing mechanism of magnetic force stapler and resist-nailed seat as described in claim 1, which is characterized in that set on the resist-nailed seat
There is connecting rod, the connecting rod passes through the through-hole and is connected with operating stick.
9. the installing mechanism of magnetic force stapler and resist-nailed seat as claimed in claim 8, which is characterized in that the operating stick and institute
The second ontology is stated detachably to be clamped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721735415.9U CN209032498U (en) | 2017-12-13 | 2017-12-13 | A kind of installing mechanism of magnetic force stapler and resist-nailed seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721735415.9U CN209032498U (en) | 2017-12-13 | 2017-12-13 | A kind of installing mechanism of magnetic force stapler and resist-nailed seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209032498U true CN209032498U (en) | 2019-06-28 |
Family
ID=67027349
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721735415.9U Active CN209032498U (en) | 2017-12-13 | 2017-12-13 | A kind of installing mechanism of magnetic force stapler and resist-nailed seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209032498U (en) |
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2017
- 2017-12-13 CN CN201721735415.9U patent/CN209032498U/en active Active
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