CN110292411A - A kind of tissue folder closes device - Google Patents
A kind of tissue folder closes device Download PDFInfo
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- CN110292411A CN110292411A CN201910719593.XA CN201910719593A CN110292411A CN 110292411 A CN110292411 A CN 110292411A CN 201910719593 A CN201910719593 A CN 201910719593A CN 110292411 A CN110292411 A CN 110292411A
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- China
- Prior art keywords
- clip
- sleeve
- release member
- closes device
- outer barrel
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- 230000005489 elastic deformation Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000003908 quality control method Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 15
- 238000000926 separation method Methods 0.000 description 14
- 206010052428 Wound Diseases 0.000 description 9
- 208000027418 Wounds and injury Diseases 0.000 description 9
- 230000009471 action Effects 0.000 description 6
- 230000002439 hemostatic effect Effects 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 230000000740 bleeding effect Effects 0.000 description 2
- 230000023597 hemostasis Effects 0.000 description 2
- 238000000338 in vitro Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008520 organization Effects 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000001356 surgical procedure Methods 0.000 description 2
- 206010018691 Granuloma Diseases 0.000 description 1
- 208000002847 Surgical Wound Diseases 0.000 description 1
- 206010044565 Tremor Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 210000000080 chela (arthropods) Anatomy 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 230000035876 healing Effects 0.000 description 1
- 230000004054 inflammatory process Effects 0.000 description 1
- 238000002324 minimally invasive surgery Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/128—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord for applying or removing clamps or clips
- A61B17/1285—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord for applying or removing clamps or clips for minimally invasive surgery
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/122—Clamps or clips, e.g. for the umbilical cord
- A61B17/1227—Spring clips
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B2017/12004—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord for haemostasis, for prevention of bleeding
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Vascular Medicine (AREA)
- Reproductive Health (AREA)
- Surgical Instruments (AREA)
Abstract
The application provides a kind of tissue folder and closes device, comprising: operating assembly and chuck component.In practical application, the operation silk in operating assembly can be moved with dynamic elasticity release member, so that the clip in chuck component can slide in sleeve, and by the effect of the barrel of the natural resiliency of clip and sleeve, clip be made to complete repeatedly opening and closing.To the constraint of elastic release member and constraint is decontroled by sleeve lining, realization clip central slot is detachably connectable with elastic release member distal connection.It is simple that tissue provided by the present application folder closes apparatus structure, stable connection and is easy to batch, stablizes production, and production process cost and quality control cost is greatly lowered.
Description
Technical field
This application involves scope the field of medical instrument technology more particularly to a kind of tissue folder to close device.
Background technique
It is a kind of Minimally Invasive Surgery instrument that tissue folder, which closes device, is usually used in the hemostasis of the patient's body surface of a wound, such as alimentary canal hemostasis
Deng.Tissue folder closes the surgery location that device can be sent into patient's body by endoscope channel, and implements folder closed operation in vitro, complete
At hemostatic treatment.In general, local organization inflammatory process forms granuloma after tissue folder closes device hemostatic treatment, voluntarily fall off
And it is excreted by alimentary canal.So that operation has and damages that small, anthemorrhagic speed is fast, bleeding event is low again, few intercurrent disease, treatment
Imitate the advantages that definite.
It includes clamp member, introduction part and operating member that typical tissue folder, which closes device,.In practical application, clamping jaw
Part and introduction part can be sent into people digest road by endoscope channel, and clamp member is made to reach the predetermined operation position of patient's body
It sets, then surgical action is implemented by operating member, the surgical action of implementation passes through introduction part again and is transferred to clamp member, makes to clamp
Clamp assembly generates action response, is stopped blooding to surgical wound surface or presss from both sides closed operation.Then by operating member by clamp member with
Introduction part is separated, so as to remain in the clamp member of patient's body, is clamped blood vessel and surrounding tissue, is reached hemostatic clamp and close
Purpose.Usual clamp member is metal hemostatic clamp etc..
In order to realize the separation between clamp member and introduction part, above-mentioned tissue folder closes device generally in metal hemostatic clamp
The setting of proximal end (tail portion) position can the structure that deformation occurs, with the active force transmitted by introduction part promote clamp member with
It is separated between introduction part.But can the structure that deformation occurs cause the shakiness connected between clamp member and introduction part
It is fixed, so that above-mentioned tissue folder closes device and often can only be once opened and closed.And scope working environment limitation operation implementer carries out
Precise manipulation closes clamp member from once completing folder.Therefore, the success rate of operation that tradition organizes folder to close device is low.In addition,
Existing tissue folder closes device in addition to having folder and closing function, is also provided simultaneously with rotation function.Since instrument increases function, lead to device
The cost and quality control cost that the structure of tool is relative complex, instrument makes all increase very much, and the stability that instrument uses
It is very low.
Summary of the invention
This application provides a kind of tissue folders to close device, the natural resiliency characteristic of material is made full use of, with extremely simple
Structure realizes that required folder such as closes, locks at the basic functions, while also achieving the repeatedly critical functions such as opening and closing and rotation, solves
The problem of tradition tissue folder closes apparatus structure complexity, and number of parts is more, is unfavorable for processing and fabricating and quality control.
The application provides a kind of tissue folder and closes device, comprising: operating assembly and the separably attached operating assembly
Chuck component；Wherein, the chuck component includes clip and sleeve；The clip is equipped with two sheet clamp arm of integral structure,
The clip is arranged in the sleeve close to remote location；The operating assembly includes elastic release member and separating outer barrel；Institute
The middle part of separably attached two clamp arm of clip of elastic release member is stated, so that the clip is completed repeatedly to be opened and closed, described point
From the proximal end that the sleeve is arranged in outer cylinder, the separably attached sleeve of separating outer barrel；
The middle part of two clamp arm of clip is equipped with clamping portion, and the distal end of the elasticity release member is equipped with and the clamping portion phase
The interconnecting piece of cooperation；The linking arm of the elasticity release member is fixed to outer warp architecture, so that the company of the elasticity release member
Elastic deformation can be generated by the inner wall compressive of the sleeve by connecing arm；The interconnecting piece can enter in the clamping portion, in bullet
When the linking arm of property release member leaves the sleeve lining, it is detached from the interconnecting piece out of described clamping portion.
Optionally, the clamping portion is groove；The interconnecting piece is link slot, and the clamping portion passes through with the interconnecting piece
Groove is matched with the realization of the fastening of link slot.
Optionally, the on both sides of the middle edge of two clamp arm of clip is equipped with the groove；It is described elasticity release member include
The identical linking arm of two shapes, the distal end of each linking arm are equipped with the interconnecting piece.
Optionally, the distal end end face of the sleeve is equipped with limiting slot；The clamp arm of the clip is equipped with guide pin；It is described
Guide pin can enter the limiting slot, and contact the bottom of the limiting slot.
Optionally, the operating assembly further includes flexible connector, and the sleeve is equipped with connecting hole, the separating outer barrel
Inner wall be equipped with card slot；The flexible connector passes through the connecting hole and is arranged in the card slot, to realize the separation
The separably attached sleeve of outer cylinder.
Optionally, the flexible connector is the elastic slice of bent deformation.
Optionally, the sleeve is equipped with guide groove, and the clamp arm of the clip is equipped with the elasticity for being placed in the guide groove
Protrusion, the resilient lugs can slide in the guide groove, so that intermediate plate is between the two states of opening and closing
Conversion.
Optionally, the sleeve is equipped with distortion tip；The distortion tip is to be inclined at the circumference face
On laminated structure；The distortion tip can enter in the card slot of separating outer barrel inner wall, to realize that separating outer barrel separably connects
Connect the sleeve.
Optionally, the sleeve is equipped with the connecting hole conllinear with guide groove, and the resilient lugs in clip clamp arm include
Multiple hanging platforms；Hanging platform close to the clip proximal end can enter the connecting hole from the guide groove, to realize clip in sleeve
Interior locking.
Optionally, the tissue folder closes device further include: conduit, operation silk and handle；
The separating outer barrel connects the handle proximally by the conduit；The operation silk is arranged in the conduit
It is interior, and in-pipe can be led described；The distal end connection of the operation silk elastic release member, the proximal end of the operation silk connect
The slide unit on the handle is connect, completes on-off action to control the clip.
From the above technical scheme, the application provides a kind of tissue folder and closes device, comprising: operating assembly and collet group
Part.In practical application, the operation silk in operating assembly can be moved with dynamic elasticity release member, so that the clip in chuck component can be
It is slided in sleeve, and by the effect of the barrel of the natural resiliency of clip and sleeve, clip is made to complete repeatedly opening and closing.By in sleeve
Wall constrains the constraint and relieving of elastic release member, and realization clip middle part clamping portion is divided with elastic release member distal connection
From connection.It is simple that tissue provided by the present application folder closes apparatus structure, stable connection and is easy to batch, stablizes production, significantly drops
Low production process cost and quality control cost.
Detailed description of the invention
In order to illustrate more clearly of the technical solution of the application, letter will be made to attached drawing needed in the embodiment below
Singly introduce, it should be apparent that, for those of ordinary skills, without creative efforts, also
Other drawings may be obtained according to these drawings without any creative labor.
Fig. 1 is the structural schematic diagram that a kind of tissue folder of the application closes device；
Fig. 2 is the schematic diagram of the section structure that a kind of tissue folder of the application closes device；
Fig. 3 is a kind of structural schematic diagram of clip of the application；
Fig. 4 is a kind of structural schematic diagram of elastic release member of the application；
Fig. 5 is a kind of structural schematic diagram of sleeve of the application；
Fig. 6 is a kind of structural schematic diagram of separating outer barrel of the application；
Fig. 7 is a kind of structural schematic diagram of connection sheet of the application；
Fig. 8 is the structural schematic diagram that a kind of tissue folder of the application closes device separation phase；
Fig. 9 is the structural schematic diagram of the application another kind sleeve；
Figure 10 is the structural schematic diagram of the application another kind clip；
Figure 11 is the structural schematic diagram of another elastic release member of the application；
Figure 12 is the structural schematic diagram of clamping portion in the application one embodiment；
Figure 13 is the structural schematic diagram of interconnecting piece in the application one embodiment.
Specific embodiment
Embodiment will be illustrated in detail below, the example is illustrated in the accompanying drawings.In the following description when referring to the accompanying drawings,
Unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Implement described in following embodiment
Mode does not represent all embodiments consistent with the application.It is only and be described in detail in claims, the application
The example of the consistent system and method for some aspects.
It is for ease of description, whole device merging intracorporal one end of people is referred to as remote in technical solution provided by the present application
End, this one end are mainly used for organizing and implementing surgical action；It is known as proximal end positioned at external one end, this one end is mainly used for performing the operation
Implementer operates.Unless otherwise stated, each so-called distal end of component is all proximate to one end of internal side, each portion to the application
The so-called proximal end of part all refers to close to one end of external side.
Referring to Fig. 1, the structural schematic diagram of device is closed for a kind of tissue folder of the application.It referring to fig. 2, is a kind of tissue of the application
Folder closes the schematic diagram of the section structure of device.As seen from Figure 1, Figure 2, it includes: mutual that a kind of tissue folder provided by the present application, which closes device,
Detachably connectable operating assembly 1 and chuck component 2.The chuck component 2 includes clip 21 and sleeve 22.In practical application,
The remote location of sleeve 22 is arranged in clip 21, and can be slided in sleeve 22, space is closed to form folder, to patient
The surface of a wound is implemented folder and is closed, i.e., the described clip 21 is arranged in the sleeve 22 close to remote location.
In order to realize pinching action and repeat to be opened and closed；The clip 21 is equipped with two sheet clamp arm of integral structure.Such as Fig. 3
Shown, clip 21 can be by the elastic slice forging or punch forming of a laminated structure.When not applying any active force, clip 21
Two clamp arm between mutually keep certain opening angle, i.e. V-shaped structure is presented in two clamp arm.In practical application, sleeve 22
Inner wall can the clamp arm back side to clip 21 apply active force, make clip 21 during mobile by direction proximally,
Angle can become smaller between two clamp arm mutually opened, that is, realize being mutually closed for two clamp arm.After two clamp arm are closed completely, entirely
Folded state is presented in clip 21.And when clip 21 distally moves, the inner wall of sleeve 22 changes the active position of clamp arm
Become, that is, change the arm of force, clip 21 can rely on the elastic reaction of itself, magnify folding angle again.
As it can be seen that proximally the mobile clip 21 in direction, can be made by the limit of sleeve 22 in technical solution provided by the present application
With making two clamp arm closure；Clip 21 is distally moved, two clamp arm of clip 21 can pass through the elastic reaction of material itself
Restore open configuration.In addition, more flexible in order to make to operate, clip 21 should be made of the preferable material of elasticity, and be pressed from both sides
The position thickness that sub 21 two clamp arm are connected should not be too large, to reduce driving force demand under the premise of guaranteeing elastic reaction.
In practical applications, as shown in figs. 3 and 5, since sleeve 22 is generally circular tube structure, and the 21 clamp arm back side of clip
For circular shape, and in order to guarantee to open predetermined angle, the clamp arm of clip 21 is smaller, therefore sleeve 22 and clip 21
Contact area is smaller, and the movement that will lead to during repeating opening and closing is unstable, is easy to happen pivot offset, and due to rotation
Deviate defect, it is also possible to influence the folder effect of closing of 21 pairs of clip tissues.Therefore, in order to make clip 21 keep steady during opening and closing
Fixed, the sleeve 22 is equipped with guide groove 222, and the clamp arm of the clip 21, which is equipped with, is placed in the elastic convex of the guide groove 222
Portion 211 out, the resilient lugs 211 can slide in the guide groove 222.In practical application, pass through resilient lugs 211
Sliding in guide groove 222 can make clip 21 not generate pivot offset during opening and closing, improve stability.Meanwhile
When clip 21 repeats opening and closing, resilient lugs 211 in guide groove 222, are beneficial to the smooth of clip 21 and open always
It closes, to realize that repetition is opened and closed.
In the section Example of the application, as shown in figs. 3 and 5, the distal end end face of the sleeve 22 is equipped with limiting slot
223；The clamp arm of the clip 21 is equipped with guide pin 212；The guide pin 212 can enter the limiting slot 223, and contact institute
State the bottom of limiting slot 223.Clip 21 can be further maintained to carry out smooth motion by limiting slot 223.In addition, passing through limit
Cooperation between slot 223 and guide pin 212 can be such that the closing direction between 21 two clamp arm of clip is effectively limited, from
And the chucking power of clip 21 is increased indirectly.
In operation, after 21 pairs of clip tissues are clamped, clip 21 and sleeve 22 need to stay in patient's body, to continue
Tissue is clamped, to promote organization healing.In order to realize that clip 21 and sleeve 22 can stay in patient's body, the application is needed
Separate operating assembly 1 and chuck component 2 after 21 grip tissue of clip.The i.e. described operating assembly 1 includes elastic release member
11 and separating outer barrel 13；The middle part of the separably attached 21 liang of clamp arm of clip of the elasticity release member 11, described in control
Clip 21 is completed repeatedly to be opened and closed, and the proximal end of the sleeve 22 is arranged in the separating outer barrel 13, and the separating outer barrel 13 is separable
Ground connects the sleeve 22.As it can be seen that in practical applications, the separation between operating assembly 1 and chuck component 2 can pass through clip
The separation between separation and sleeve 22 and separating outer barrel 13 between 21 and elastic release member 11 is realized.
Specific separate mode can be with are as follows: as shown in figure 3, the middle part of 21 liang of clamp arm of the clip is equipped with clamping portion 214, it is described
The distal end of elastic release member 11 is equipped with the interconnecting piece 14 matched with the clamping portion 214；The connection of the elasticity release member 11
Arm is fixed to warp architecture, so that the linking arm of the elasticity release member 11 can be generated by the inner wall compressive of the sleeve 22
Elastic deformation；The interconnecting piece 14 can enter in the clamping portion 214, leave the set with the linking arm in elastic release member 11
When 22 inner wall of cylinder, it is detached from the interconnecting piece 14 out of described clamping portion 214.
In practical application, clip 21 may include two working stages, i.e. repeatedly opening and closing stage and separation phase；Repetition is opened
It closes between stage elasticity release member 11 and clip 21 and is continuously connected with, drive clip 21 to be moved by elastic release member 11
It is dynamic.Separation phase is determining that clip 21 after grip tissue, pulled on clip 21 by elastic release member 11 and moved to distal end
It is dynamic, skid off resilient lugs 211 from guide groove 222, and after skidding off certain distance again, keep the distal end of elastic release member 11 de-
Constraint from 22 inner wall of sleeve, elastic release member 11 can restore shape, be detached from interconnecting piece 14 from clamping portion 214, that is, realize
Separation between clip 21 and elastic release member 11, as shown in Figure 8.
In the section Example of the application, the clamping portion 214 is groove；The interconnecting piece 14 is link slot, described
Clamping portion 214 is matched by groove with the realization of the fastening of link slot with the interconnecting piece 14.By between link slot and groove
Mutual fastening, can guarantee be separated from each other under the premise of, more stable connection can be obtained.
It should be noted that the phase interworking in technical solution provided by the present application, between clamping portion 214 and interconnecting piece 14
Conjunction relationship can be realized by diversified forms, such as can also pass through slot in such a way that two trench structures are interlocked
Mouth matches realization with fixture block.As shown in Figure 12,13, in another embodiment of the application, clamping portion 214 can be protrusion
Bulge-structure in clip side, interconnecting piece 14 can be the pore structure that elastic 11 distal end of release member is arranged in.In sleeve inner
Extruding under, clamping portion 214 protrusion can enter interconnecting piece 14 hole in, when be detached from squeeze after, elastic release member 11 two
Linking arm restores outward structure by elasticity, makes to be separated from each other between interconnecting piece 14 and clamping portion 214.
In the other embodiments of the application, pore structure can also be set by clamping portion 214, set convex for interconnecting piece 14
Structure is played, those skilled in the art belong to this Shen in the detachably connectable form that can be associated according to above-described embodiment
Protection scope please.
Further, as shown in figure 4, the on both sides of the middle edge of 21 liang of clamp arm of the clip is equipped with the groove；It is described
Elastic release member 11 includes the identical linking arm of two shapes, and the distal end of each linking arm is equipped with the interconnecting piece 14.
I.e. in practical applications, elastic release member 11 and clip 21 all can be symmetrical structure, this symmetrical structure form on the one hand can
When so as to repeat the opening and closing stage, it is able to maintain stable connection status between elastic release member 11 and clip 21, to transmit cunning
Kinetic moment；On the other hand, convenient for maintaining Spring balanced, can be separated from groove after the inner wall constraint for leaving sleeve 22.
In addition, as shown in figure 11, in order to make elastic release member 11 in sleeve 22 when, can by the pressure of 22 inner wall of sleeve, elasticity
The distal end of release member 11 can also be bent outwardly, to touch the inner wall of sleeve 22.
In order to realize the separation between sleeve 22 and separating outer barrel 13, in one embodiment of the application, such as Fig. 6, Fig. 7
Shown, the operating assembly 1 further includes flexible connector 12, and the sleeve 22 is equipped with connecting hole 221, the separating outer barrel 13
Inner wall be equipped with card slot 131；The flexible connector 12 passes through the connecting hole 221 and is arranged in the card slot 131, with reality
The existing separably attached sleeve 22 of separating outer barrel 13.Further, the flexible connector 12 is bent deformation
Elastic slice, the middle part width of flexible connector 12, which can be less than both ends width, to be two linking arms of elastic release member 11
Movable space is provided.
In practical application, the opening and closing stage is being repeated, as shown in Figure 1, flexible connector 12 is uncompressed, in straight shape
State, the both ends of flexible connector 12 pass through connecting hole 221 into the card slot 131 of 13 inner wall of figure separating outer barrel, at this point, 22 He of sleeve
Separating outer barrel 13 passes through the limitation of flexible connector 12, links together between each other.In addition, flexible connector 12 can be in card
It is circumferentially rotated in slot 131, to make to relatively rotate between sleeve 22 and separating outer barrel 13, consequently facilitating to 21 turns of clip
Angle is adjusted.
When the completion of clip 21 is closed into separation phase, as shown in Fig. 2, the movement with clip 21 proximally, elasticity
Connector 12 is squeezed and deformed in the middle part of clip 21, so that its edge is separated from card slot 131.At this point, separating outer barrel 13 and sleeve
It is no longer influenced by the limitation of flexible connector 12 between 22, the separation between separating outer barrel 13 and sleeve 22 can be realized.
In another embodiment of the application, as shown in Figure 10, the sleeve 22 is equipped with distortion tip 224；It is described
Distorting tip 224 is the laminated structure being inclined on 22 periphery of sleeve；As shown in figure 9, the distortion tip 224
It can enter in the card slot 131 of 13 inner wall of separating outer barrel, to realize the separably attached sleeve of the separating outer barrel 13
22.In practical application, distortion tip 224 is larger relative to the periphery tilt angle of sleeve 22 in repetition opening and closing node, so that
Its outer ledge enters in card slot 131, makes to link together between separating outer barrel 13 and sleeve 22.In separation phase, clip 21
The clamp arm back side touch distortion tip 224 inside edge, make its relative to sleeve 22 circumferential wall occur elastic torsion, this
When, the outer ledge at distortion tip 224 is detached from from card slot 131, realizes the separation between sleeve 22 and separating outer barrel 13.
Further, as shown in figure 9, the sleeve 22 is equipped with the connecting hole 221 conllinear with guide groove 222, clip 21
Resilient lugs 211 in clamp arm include multiple hanging platforms 213；Hanging platform 213 close to 21 proximal end of clip can be from the guiding
Slot 222 enters the connecting hole 221.The hanging platform of proximal end can be passed through when clip 21 enters discrete state by hanging platform 213
Cooperation between 213 and connecting hole 221 makes sleeve 22 be fixed together with clip 21, to reach 21 closed form of locking clip
The purpose of state.
In practical application, as shown in Figure 1, in order to complete surgical procedure in vitro, the tissue folder closes device further include: lead
Pipe 3, operation silk 4 and handle 5；Specifically, the separating outer barrel 13 connects the handle 5 proximally by the conduit 3；Institute
It states operation silk 4 to be arranged in the conduit 3, and can be moved in the conduit 3；The distal end of the operation silk 4 connects the bullet
Property release member 11, the proximal end of the operation silk 4 connects the slide unit on the handle 5, is opened with controlling the clip 21 completion
Close movement.
By taking folder closes the stomach surface of a wound as an example, lower endoscope carries out routine ESD operative treatment, prepares folder after treatment and closes the surface of a wound
Carry out round-off work；One is taken out the tissue closing device finished has been assembled, the light slide unit shaken hands on handle 5 makes its band
Dynamic operation silk 4 is moved, so that with dynamic elasticity release member 11, so that clip 21 is done in 222 range of guide groove of sleeve 22
Open and close movement.Again in clip 21 in 222 range of guide groove, locate closed state after, by this device penetrate endoscope channel send to
At the surface of a wound, slide unit is pushed to open 21 liang of clamp arm of clip, the readiness for closing surface of a wound；Slide unit is pulled to make again after clamping tissue
Clip 21 is closed, and folder closes tissue, when necessary rotating handle 5, to find most suitable folder closed position.After clip 21 is closed,
By continuing to bigger pulling force, it is separated from each other sleeve 22 with separating outer barrel 13, and by clip 21 and elastic release member
11 are separated from each other, final to discharge chuck component 2.Finally, operating assembly 1 is taken out from pincers road；Not according to surface of a wound size
With needs, can continue to convey this device according to step as above until the surface of a wound is closed completely.
From the above technical scheme, tissue provided by the present application folder closes that apparatus structure is simple, and manufacturing process is simple: final
It is retained in the only part of two to three mutually lockings together of patient's body, including clip 21, sleeve 22 or clip 21, set
Cylinder 22, flexible connector 12, greatly reduce the number of parts for being detained human body.Clip 21, sleeve 22, flexible connector 12
It is equipped with optical crosstalk processing using punch forming and rapid laser carving to complete, so that batch making and quality control；Instrument is whole
Performance is stablized, and major function needed for having the repeatedly clinic such as opening and closing and continuous rotation utmostly solves bleeding and the surface of a wound closes
The clinical problems such as conjunction.
Similar portion cross-reference between embodiment provided by the present application, specific embodiment provided above is only
It is several examples under the total design of the application, does not constitute the restriction of the application protection scope.For those skilled in the art
For member, any other embodiment expanded without creative efforts according to application scheme all belongs to
In the protection scope of the application.
Claims (10)
1. a kind of tissue folder closes device characterized by comprising
Operating assembly (1)；
Chuck component (2), the separably attached operating assembly (1)；
Wherein, the chuck component (2) includes clip (21) and sleeve (22)；The clip (21) is equipped with two of integral structure
Sheet clamp arm, the clip (21) are arranged in the sleeve (22) close to remote location；The operating assembly (1) includes elasticity
Release member (11) and separating outer barrel (13)；In described elasticity release member (11) separably attached described (21) two clamp arm of clip
Portion, so that the clip (21) completes repeatedly opening and closing, the separating outer barrel (13) setting is described in the proximal end of the sleeve (22)
The separably attached sleeve (22) of separating outer barrel (13)；
The middle part of (21) two clamp arm of clip is equipped with clamping portion (214), and the distal end of the elasticity release member (11) is equipped with and institute
State the interconnecting piece (14) that clamping portion (214) matches；The linking arm of the elasticity release member (11) is fixed to outer warp architecture,
So that the linking arm of the elasticity release member (11) can be generated elastic deformation by the inner wall compressive of the sleeve (22)；It is described
Interconnecting piece (14) can enter in the clamping portion (214), leave the sleeve (22) with the linking arm in elastic release member (11)
When inner wall, it is detached from the interconnecting piece (14) out of the clamping portion (214).
2. tissue folder according to claim 1 closes device, which is characterized in that the clamping portion (214) is groove；The company
Socket part (14) is link slot, real by the fastening of groove and link slot between the clamping portion (214) and the interconnecting piece (14)
Now match.
3. tissue folder according to claim 2 closes device, which is characterized in that the on both sides of the middle of (21) two clamp arm of clip
Edge is equipped with the groove；The elasticity release member (11) includes the identical linking arm of two shapes, each linking arm
Distal end be equipped with the interconnecting piece (14).
4. tissue folder according to claim 1 closes device, which is characterized in that the distal end end face of the sleeve (22) is equipped with
Limiting slot (223)；The clamp arm of the clip (21) is equipped with guide pin (212)；The guide pin (212) can enter the limit
Slot (223), and contact the bottom of the limiting slot (223).
5. tissue folder according to claim 1 closes device, which is characterized in that the operating assembly (1) further includes that elasticity connects
Fitting (12), the sleeve (22) are equipped with connecting hole (221), and the inner wall of the separating outer barrel (13) is equipped with card slot (131)；
The flexible connector (12) passes through the connecting hole (221) and is arranged in the card slot (131), to realize the separating outer barrel
(13) the separably attached sleeve (22).
6. tissue folder according to claim 5 closes device, which is characterized in that the flexible connector (12) is sold off for bendable
The elastic slice of shape.
7. tissue folder according to claim 1 closes device, which is characterized in that the sleeve (22) is equipped with guide groove
(222), the clamp arm of the clip (21) is equipped with the resilient lugs (211) for being placed in the guide groove (222), and the elasticity is convex
Portion (211) can the sliding in the guide groove (222) out.
8. tissue folder according to claim 7 closes device, which is characterized in that the sleeve (22) is equipped with distortion tip
(224)；Distortion tip (224) is the laminated structure being inclined on the sleeve (22) periphery；The distortion point
Hold (224) can enter in the card slot (131) of separating outer barrel (13) inner wall, to realize that separating outer barrel (13) is separably attached described
Sleeve (22).
9. tissue folder according to claim 8 closes device, which is characterized in that the sleeve (22) is equipped with and guide groove
(222) conllinear connecting hole (221), the resilient lugs (211) in clip (21) clamp arm include multiple hanging platforms (213)；It is close
The hanging platform (213) of clip (21) proximal end can enter the connecting hole (221) from the guide groove (222).
10. tissue folder according to claim 1 closes device, which is characterized in that the tissue folder closes device further include: conduit
(3), silk (4) and handle (5) are operated；
The separating outer barrel (13) connects the handle (5) proximally by the conduit (3)；Operation silk (4) setting exists
In the conduit (3), and it can be moved in the conduit (3)；The distal end connection of operation silk (4) the elastic release member
(11), the proximal end of operation silk (4) connects the slide unit on the handle (5), completes to open to control the clip (21)
Close movement.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910719593.XA CN110292411B (en) | 2019-08-06 | 2019-08-06 | Tissue clamping device |
| ES202290001U ES1289331Y (en) | 2019-08-06 | 2020-06-12 | Tissue clamping and closing device |
| PCT/CN2020/095867 WO2021022905A1 (en) | 2019-08-06 | 2020-06-12 | Tissue clamping and closing device |
| DE212020000695.4U DE212020000695U1 (en) | 2019-08-06 | 2020-06-12 | Tissue clamping and closure device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910719593.XA CN110292411B (en) | 2019-08-06 | 2019-08-06 | Tissue clamping device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110292411A true CN110292411A (en) | 2019-10-01 |
| CN110292411B CN110292411B (en) | 2024-04-16 |
Family
ID=68032700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910719593.XA Active CN110292411B (en) | 2019-08-06 | 2019-08-06 | Tissue clamping device |
Country Status (4)
| Country | Link |
|---|---|
| CN (1) | CN110292411B (en) |
| DE (1) | DE212020000695U1 (en) |
| ES (1) | ES1289331Y (en) |
| WO (1) | WO2021022905A1 (en) |
Cited By (6)
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|---|---|---|---|---|
| WO2021022905A1 (en) * | 2019-08-06 | 2021-02-11 | 南微医学科技股份有限公司 | Tissue clamping and closing device |
| CN113288232A (en) * | 2021-05-27 | 2021-08-24 | 北京中科盛康科技有限公司 | Locking method and device capable of rotatably opening and closing soft tissue clamp |
| CN113796913A (en) * | 2020-06-12 | 2021-12-17 | 南微医学科技股份有限公司 | Clamp with high holding power and small releasing force |
| CN113812999A (en) * | 2021-08-30 | 2021-12-21 | 勾善淼 | Clamp system based on elastic metal |
| CN114305571A (en) * | 2021-12-31 | 2022-04-12 | 上海智宸实业(集团)有限公司 | Hemostatic clamp |
| CN115281765A (en) * | 2022-08-11 | 2022-11-04 | 上海鸣科医疗科技有限公司 | Tissue clamping device and tissue clamping system |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117357207B (en) * | 2023-12-05 | 2024-04-16 | 启晨(上海)医疗器械有限公司 | Conveying system for deep vein thrombosis removing device under trunk |
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Also Published As
| Publication number | Publication date |
|---|---|
| ES1289331Y (en) | 2022-07-11 |
| CN110292411B (en) | 2024-04-16 |
| ES1289331U (en) | 2022-04-13 |
| WO2021022905A1 (en) | 2021-02-11 |
| DE212020000695U1 (en) | 2022-03-17 |
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Address after: 210032 No. 10, No. 3 Gaoke Road, Pukou District, Nanjing City, Jiangsu Province Applicant after: Nanwei Medical Technology Co.,Ltd. Address before: 210032 No. 10, No. 3 Gaoke Road, Pukou District, Nanjing City, Jiangsu Province Applicant before: Micro-Tech (Nanjing) Co.,Ltd. |
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