CN111084647A - Endoscope double-arm closing clamp for closing alimentary canal perforation - Google Patents
Endoscope double-arm closing clamp for closing alimentary canal perforation Download PDFInfo
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- CN111084647A CN111084647A CN201911246409.0A CN201911246409A CN111084647A CN 111084647 A CN111084647 A CN 111084647A CN 201911246409 A CN201911246409 A CN 201911246409A CN 111084647 A CN111084647 A CN 111084647A
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- Prior art keywords
- closing
- tension rod
- clamping
- endoscopic
- operating handle
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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
- A61B17/12—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
-
- 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
Abstract
The invention discloses an endoscope double-arm closing clamp for closing a perforation of an alimentary canal, which comprises a releasable clamp head component, a connecting block and a releasing component, wherein a hand-held part of an operating handle is slid to independently control a side clamp head and complete the release of the clamp head component. The invention can process larger perforation, the clamp head can be opened and closed repeatedly, the clamp head can be controlled independently, and misoperation can be prevented.
Description
Technical Field
The invention relates to an endoscope double-arm closing clamp for closing alimentary canal perforation.
Background
Suture is used for various medical processes, need to draw together the perforation lateral wall, come suture wound or connected tissue through clip or nylon circle, however to perforation of great alimentary canal such as stomach perforation, ordinary nipper jaw is less, often be difficult to grab perforation wound periphery completely and make it gather together, and it is very difficult in the operation to use a plurality of clips simultaneously, and the clip easily drops, the success rate is low, traditional closed clamp only has two binding clip to be difficult to handle great perforation usually, and closed clamp can't open repeatedly and the closure leads to the fault-tolerant rate low, two binding clip can only open simultaneously or close, the degree of freedom of operation is low.
The technical scheme disclosed in 'an endoscopic grasper for closing a perforation of an alimentary canal' with the application number of 201410789760.5 can realize the independent control of a forceps head, but has complex and difficult operation; firstly, grabbing tissues are sucked into a ligation tube, then operating an injector to inflate an air bag tube, and finally expanding the air bag tube so as to push a ligation ring on the outer side of the air bag tube to the front of the ligation tube and release the air bag tube; the three steps are complicated and complicated to operate, and the requirement on the operation accuracy of an operator is high, so that the perforating treatment is difficult to perform simply and quickly.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides an endoscope double-arm closing clip for closing a perforation of an alimentary canal.
The technical scheme adopted by the invention for solving the technical problems is as follows:
an endoscope double-arm closing clip for closing alimentary canal perforation, which is characterized in that: it includes:
the releasable chuck assembly is provided with a tightening pipe and two groups of side chuck assemblies, the front end of the tightening pipe is fixedly provided with a fixed chuck, the front part of the tightening pipe is provided with a guide pin, each group of side chuck assemblies comprises an elastic side chuck, the two side chucks are respectively positioned at two sides of the guide pin and respectively matched with two side edges of the fixed chuck, the middle rear part of the tightening pipe is provided with two first limiting holes, the tail end of the side chuck is provided with a one-way limiting piece and a clamping and releasing part, and the one-way limiting piece and the clamping and releasing part can penetrate through the first limiting holes and are limited on the rear end faces of the first limiting holes;
the front end of the connecting block can be embedded with the rear end of the tightening pipe, and two second limiting holes are formed in the rear part of the connecting block; and
the release assembly comprises a fixed seat, a sheath tube, two traction wires and an operating handle, the fixed seat is connected to the sheath tube, the rear end of the connecting block can be connected with the front end of the fixed seat in an embedded mode, the operating handle is provided with a handheld portion capable of being respectively connected with the two traction wires in a control mode, the front end of each traction wire is provided with a tension rod corresponding to the clamping and releasing portion of the side binding clip, the tension rod penetrates through a second limiting hole of the connecting piece and is limited on the front end face of the second limiting hole, and the tension rod can penetrate through the first limiting hole and is connected to the clamping and releasing portion;
under the action of external force, the tension rod firstly pulls the tail end of the side binding clip out of the first limiting hole, so that the side binding clip is deformed and can be clamped, and then after the tension rod is separated from the clamping part, the connecting block is separated from the tightening pipe and enters the fixing seat and the sheath pipe.
In another preferred embodiment, the side surfaces of the front end and the rear end of the connecting block are respectively provided with symmetrically distributed bulges, and the inner side surfaces of the tightening pipe and the fixing seat are respectively provided with scarf grooves matched with the bulges.
In another preferred embodiment, the one-way limiting member is a barb.
In another preferred embodiment, the front end of the tension rod is provided with two symmetrically distributed pin holes, the clamping and releasing part is a movable pin with two ends capable of being inserted into the two pin holes, the tension rod is pulled by the traction wire under the action of external force, the pin holes on the tension rod are broken, and the clamping and releasing part is separated from the tension rod.
In another preferred embodiment, the front end of the tension rod is provided with two symmetrically distributed pin holes, the clamping and releasing part comprises hemispheroids which can be respectively clamped and connected with the two pin holes, the traction wire pulls the tension rod under the action of external force, and the hemispheroids on the clamping and releasing part are separated from the pin holes of the tension rod.
In another preferred embodiment, the jaws of the fixed and lateral binding heads are each of a spade configuration.
In another preferred embodiment, there are two operating handles, two holding portions are respectively disposed on the two operating handles, the holding portions are drum-shaped structures, and the two holding portions are respectively slidably sleeved on the front and rear ends of the operating handles.
In another preferred embodiment, the handle is a ring structure, and the two handles are slidably connected to the left and right sides of the operating handle.
In another preferred embodiment, the end of the operating handle is provided with a thumb pull ring.
In another preferred embodiment, an axial sliding groove is formed in the middle of the operating handle, the handheld portion is clamped on the axial sliding groove, and a safety rod for preventing the handheld portion from continuously sliding is detachably arranged at the rear end of the axial sliding groove.
The invention has the advantages that
1. Two groups of side clamping assemblies are matched with the fixed binding clip, so that two side walls of a large through hole are grabbed and closed together, the tightening pipe is released, the large through hole can be closed, and the operation is simple and quick; the clamp head can be opened and closed repeatedly, so that the fault tolerance rate is improved; through two independent side binding clip respectively of two operating handle, improve the operation degree of freedom, avoid the maloperation to release in advance through setting up the bumper and tighten up the pipe.
2. The lateral forceps head can be firmly grabbed by matching the barbs with the first limiting holes.
3. And the pin hole is broken by pulling the movable pin, so that the tension rod is separated from the movable pin.
4. The hemispheroid is used for clamping the pin hole, so that the tension rod can be separated from the hemispheroid under the condition that the pin hole is not damaged.
5. The jaws of the fixed forceps head and the side forceps head adopt a shovel-shaped structure so that the tissue can be more firmly grabbed when the perforation is processed.
6. The safety rod is arranged to prevent misoperation from releasing the tightening pipe in advance.
7. The handheld portion adopts the ring columns with the grooves formed in the two transverse sides respectively, operation is convenient, and the handheld portion is humanized.
8. The two operating handles are spliced together to realize single-hand operation, so that the working efficiency is improved.
The invention is further explained in detail with the accompanying drawings and the embodiments; an endoscopic double arm closure clip for closing a perforation of the alimentary tract of the present invention is not limited to the embodiments.
Drawings
FIG. 1 is a cross-sectional view of a first embodiment of the present invention;
FIG. 2 is a cross-sectional view of a side jaw of a first embodiment of the present invention fully opened;
FIG. 3 is a cross-sectional view of a side jaw of a first embodiment of the invention slightly opened;
FIG. 4 is a cross-sectional view of a side jaw of a first embodiment of the present invention fully closed;
FIG. 5 is a sectional view of the cinch tube shown separated from the anchor block in accordance with a first embodiment of the present invention;
FIG. 6 is a schematic structural diagram of a connecting block according to a first embodiment of the present invention;
FIG. 7 is a schematic structural view showing a tension rod according to a first embodiment of the present invention, in which a pin hole is not broken;
FIG. 8 is a schematic structural view showing a pinhole fracture of the tension bar according to the first embodiment of the present invention;
FIG. 9 is a schematic structural view of an operating handle according to a first embodiment of the present invention;
FIG. 10 is a schematic structural view of a hemispherical snap-fit tension rod according to a second embodiment of the present invention;
fig. 11 is a schematic structural view of an operating handle according to a third embodiment of the present invention.
Detailed Description
First embodiment, referring to fig. 1 to 9, an endoscopic double arm closure clip for closing a perforation of the alimentary canal according to the present invention comprises a releasable clip head assembly, a connecting block 200 and a release assembly. A tightening pipe 100 and two sets of side clamping assemblies are arranged on the releasable clamping head assembly, a fixed tong head 110 is fixedly arranged at the front end of the tightening pipe 100, a guide pin 120 is arranged at the front part of the tightening pipe 100, each set of side clamping assembly comprises an elastic side tong head 510, the two side tong heads 510 are respectively positioned at two sides of the guide pin 120 and respectively matched with two side edges of the fixed tong head 110, two first limiting holes 131 are arranged at the middle rear part of the tightening pipe 100, a one-way limiting part and a clamping and releasing part are arranged at the tail end of the side tong head 510, the one-way limiting part is a barb 511, and the barb 511 and the clamping and releasing part can pass through the first limiting holes 131 and are limited on the rear end surface of the first limiting holes 131;
two second limiting holes 211 are formed in the rear part of the connecting block 200; and
the release assembly comprises a fixed seat 300, a sheath tube 400, two traction wires 530 and two operating handles 540, wherein the fixed seat 300 is connected on the sheath tube 400, the side surfaces of the front end and the rear end of the connecting block 200 are respectively provided with protrusions 201 which are symmetrically distributed, the inner side surfaces of the tightening tube 100 and the fixed seat 300 are respectively provided with an embedding groove 202 which is matched with the protrusions 201, the front end of the connecting block 200 is embedded in the rear end of the tightening tube 100, the rear end of the connecting block 200 is embedded in the front end of the fixed seat 300, the tail ends of the two operating handles 540 are respectively provided with a thumb 541, the middle parts of the two operating handles 540 are respectively provided with axial sliding grooves 542, the two axial sliding grooves 542 are respectively clamped with a handheld part 543 which can respectively control and connect the two traction wires 530, the two handheld parts 543 are of a drum-shaped structure, and the rear ends of the two axial sliding grooves 542 are respectively and detachably provided with a safety rod 544 which can obstruct the, the front end of the pulling wire 530 is provided with a pulling rod 520 corresponding to the lateral binding clip 510, the front end of the pulling rod 520 is provided with two symmetrically distributed pin holes 521, the clamping part is a movable pin 522 of which two ends can be inserted into the two pin holes 521, the pulling rod 520 passes through the second limiting hole 211 of the connecting piece and is limited on the front end surface of the second limiting hole 211, and the pulling rod 520 passes through the first limiting hole 131 and is connected to the movable pin 522;
under the action of external force, the tension rod 520 firstly pulls the tail end of the side bit 510 out of the first limiting hole 131, so that the side bit 510 is deformed and can be clamped, the safety rod 544 is removed, and then the pin hole 521 of the tension rod 520 is broken to be separated from the movable pin 522, and then the connecting block 200 is separated from the tightening tube 100 and enters the fixed seat 300 and the sheath tube 400.
When a large perforation needs to be treated, the side forceps heads 510 are kept slightly open firstly, the barb 511 is ensured not to pass through the first limiting hole 131, when the barb reaches the perforation of the stomach, one side forceps head is opened through the handheld part 543 of the sliding operation handle 540, then the side wall of the perforation is grabbed and closed together, the other side forceps head is controlled to be opened in the same way, the two side forceps heads are independently controlled and can be operated repeatedly, until the grabbing effect is optimal, the clamping head assembly is released, the side forceps heads 510 close the side wall of the perforation and firmly clamp the perforation, and therefore the treatment of the perforation of the stomach is completed.
Second embodiment, referring to fig. 10, the second embodiment is different from the first embodiment in that the locking and releasing part of the second embodiment includes hemispheroids 523 which can respectively lock the two pin holes 521, and under the action of external force, the pull wire 530 pulls the tension rod 520, and the hemispheroids 523 on the locking and releasing part disengage from the pin holes 521 of the tension rod 520, so that the tension rod 520 further falls into the connecting block 200, and the cartridge assembly can be released without breaking the pin holes 521.
Third embodiment, referring to fig. 11, the third embodiment is different from the first embodiment in that the two handle portions of the third embodiment are finger ring structures, the two handle portions of the ring structure are slidably connected to the left and right sides of the handle respectively, the two handle portions are detachably spliced together, and the index finger and the middle finger of the same hand can be used to control the handle portions of the ring structure of the two handle portions respectively, so as to complete single-hand operation.
The above embodiments are merely provided to further illustrate an endoscopic double-armed closure clip for closing a perforation of the digestive tract according to the present invention, but the present invention is not limited to the embodiments, and any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention fall within the protection scope of the technical solution of the present invention.
Claims (10)
1. An endoscope double-arm closing clip for closing alimentary canal perforation, which is characterized in that: it includes:
the releasable chuck assembly is provided with a tightening pipe and two groups of side chuck assemblies, the front end of the tightening pipe is fixedly provided with a fixed chuck, the front part of the tightening pipe is provided with a guide pin, each group of side chuck assemblies comprises an elastic side chuck, the two side chucks are respectively positioned at two sides of the guide pin and respectively matched with two side edges of the fixed chuck, the middle rear part of the tightening pipe is provided with two first limiting holes, the tail end of the side chuck is provided with a one-way limiting piece and a clamping and releasing part, and the one-way limiting piece and the clamping and releasing part can penetrate through the first limiting holes and are limited on the rear end faces of the first limiting holes;
the front end of the connecting block can be embedded with the rear end of the tightening pipe, and two second limiting holes are formed in the rear part of the connecting block; and
the release assembly comprises a fixed seat, a sheath tube, two traction wires and an operating handle, the fixed seat is connected to the sheath tube, the rear end of the connecting block can be connected with the front end of the fixed seat in an embedded mode, the operating handle is provided with a handheld portion capable of being respectively connected with the two traction wires in a control mode, the front end of each traction wire is provided with a tension rod corresponding to the clamping and releasing portion of the side binding clip, the tension rod penetrates through a second limiting hole of the connecting piece and is limited on the front end face of the second limiting hole, and the tension rod can penetrate through the first limiting hole and is connected to the clamping and releasing portion;
under the action of external force, the tension rod firstly pulls the tail end of the side binding clip out of the first limiting hole, so that the side binding clip is deformed and can be clamped, and then after the tension rod is separated from the clamping part, the connecting block is separated from the tightening pipe and enters the fixing seat and the sheath pipe.
2. An endoscopic double arm closure clip for closing a puncture of the alimentary tract according to claim 1, wherein: the side at both ends is equipped with the arch of symmetric distribution respectively around the connecting block, the medial surface of tightening pipe and fixing base be equipped with respectively with protruding assorted scarf joint groove.
3. An endoscopic double arm closure clip for closing a puncture of the alimentary tract according to claim 1, wherein: the one-way limiting piece is a barb.
4. An endoscopic double arm closure clip for closing a puncture of the alimentary tract according to claim 1, wherein: the front end of the tension rod is provided with two pin holes which are symmetrically distributed, the clamping and releasing part is a movable pin, two ends of the movable pin can be inserted into the two pin holes, under the action of external force, the traction wire pulls the tension rod, the pin holes in the tension rod are broken, and the clamping and releasing part is separated from the tension rod.
5. An endoscopic double arm closure clip for closing a puncture of the alimentary tract according to claim 1, wherein: the front end of the tension rod is provided with two symmetrically distributed pin holes, the clamping and releasing part comprises hemispheroids which can be respectively clamped with the two pin holes, the traction wire pulls the tension rod under the action of external force, and the hemispheroids on the clamping and releasing part are separated from the pin holes of the tension rod.
6. An endoscopic double arm closure clip for closing a puncture of the alimentary tract according to claim 1, wherein: the fixed tong head and the side tong head are respectively of a shovel-shaped structure.
7. An endoscopic double arm closure clip for closing a puncture of the alimentary tract according to claim 1, wherein: the operating handle has two, and two handheld portions set up respectively on two operating handle, handheld portion is drum-shaped structure, and two handheld portions cup joint respectively slidable in operating handle's front and back both ends.
8. An endoscopic double arm closure clip for closing a puncture of the alimentary tract according to claim 1, wherein: the handheld part is of a ring structure, and the two handheld parts are respectively connected to the left side and the right side of the operating handle in a sliding mode.
9. An endoscopic double arm closure clip for closing a perforation of the alimentary tract according to claim 7 or 8, wherein: the tail end of the operating handle is provided with a thumb pull ring.
10. An endoscopic double arm closure clip for closing a perforation of the alimentary tract according to claim 7 or 8, wherein: the middle part of operating handle is equipped with the axial spout, handheld portion joint is in on the axial spout, the rear end detachably of axial spout is equipped with and hinders handheld portion continues gliding bumper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911246409.0A CN111084647A (en) | 2019-12-06 | 2019-12-06 | Endoscope double-arm closing clamp for closing alimentary canal perforation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911246409.0A CN111084647A (en) | 2019-12-06 | 2019-12-06 | Endoscope double-arm closing clamp for closing alimentary canal perforation |
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| Publication Number | Publication Date |
|---|---|
| CN111084647A true CN111084647A (en) | 2020-05-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911246409.0A Pending CN111084647A (en) | 2019-12-06 | 2019-12-06 | Endoscope double-arm closing clamp for closing alimentary canal perforation |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021249342A1 (en) * | 2020-06-12 | 2021-12-16 | 南微医学科技股份有限公司 | Hemostatic clip |
| CN115444491A (en) * | 2022-10-11 | 2022-12-09 | 常州市久虹医疗器械有限公司 | Clip assembly and hemostatic device for endoscope |
| WO2022257541A1 (en) * | 2022-03-21 | 2022-12-15 | 宁波新跃医疗科技股份有限公司 | Insertable tissue clamping apparatus |
-
2019
- 2019-12-06 CN CN201911246409.0A patent/CN111084647A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021249342A1 (en) * | 2020-06-12 | 2021-12-16 | 南微医学科技股份有限公司 | Hemostatic clip |
| WO2022257541A1 (en) * | 2022-03-21 | 2022-12-15 | 宁波新跃医疗科技股份有限公司 | Insertable tissue clamping apparatus |
| CN115444491A (en) * | 2022-10-11 | 2022-12-09 | 常州市久虹医疗器械有限公司 | Clip assembly and hemostatic device for endoscope |
| CN115444491B (en) * | 2022-10-11 | 2024-01-30 | 常州市久虹医疗器械有限公司 | Clamping assembly and hemostatic device for endoscope |
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