CN105212999B - A kind of one-step method is used for the apparatus of polypectomy and taking-up - Google Patents
A kind of one-step method is used for the apparatus of polypectomy and taking-up Download PDFInfo
- Publication number
- CN105212999B CN105212999B CN201510725229.6A CN201510725229A CN105212999B CN 105212999 B CN105212999 B CN 105212999B CN 201510725229 A CN201510725229 A CN 201510725229A CN 105212999 B CN105212999 B CN 105212999B
- Authority
- CN
- China
- Prior art keywords
- polyp
- snare
- measuring scale
- plastic conduit
- support
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/50—Instruments, other than pincettes or toothpicks, for removing foreign bodies from the human body
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The present invention relates to the apparatus that a kind of one-step method is used for polypectomy and taking-up, the apparatus is provided with snare, the string bag, plastic conduit, wire drawing；The string bag is fixed on snare；The wire drawing near-end is provided with drawing handle；The wire drawing is located in plastic conduit；The plastic conduit near-end is fixedly connected assist handle；Its advantage shows：A kind of one-step method of the invention is used for the apparatus of polypectomy and taking-up, snare is provided with the string bag, polyp can be withdrawn while polypectomy, easy to operate, polyp is easy to fall off, without capturing polyp by other apparatuses again, polyp is retracted in the string bag, can retain the integrality of polyp, is conducive to carrying out pathological biopsy to polyp, check its property and whether there is canceration, to determining that further follow-up and treatment have very big value.
Description
Technical field
It is that a kind of one-step method is used for polypectomy and taking-up specifically the present invention relates to technical field of medical instruments
Apparatus.
Background technology
Polyp of gastrointestinal tract refers to gastrointestinal mucosa protuberance Focal hyperplasia raised to the tissue of the undue growth of formation in chamber, its
Substantially show, institutional framework biological characteristics can be different, it is many reason for morbidity, mainly and Family genetic factors, inflammation
And the factor such as other chronic stimulations, race, dietary constituents (higher fatty acid, high animal protein, low cellulose) is relevant.
Patient with pipe intestinal polyp, under gastroscope or intestines mirror, after polyp extracts resection through high-frequency electrical, polyp needs whole
Knurl is taken out and carries out pathological biopsy, is checked its property and is whether there is canceration, to determining that further follow-up and treatment have very big value, because
It is very necessary that the polyp that this will cut is reclaimed as complete pathological examination.In prior art, usual scope main frame and
Attractor is connected, and when Gastrointestinal Endoscopes are operated, water and mucus enter attractor by attracting duct in chamber.Gastrointestinal Endoscopes are extracing polyp
When, need to be taken out or through vacuum suction in minute surface through special thing pincers of grabbing, exited with Gastrointestinal Endoscopes；The polyp of Partial Resection slips into enteric cavity,
It is difficult to capture, doctor abandons crawl, it is desirable to which patient notices and excreted with stool, then send biopsy；The less polyp in part, excision
Returnable bottle is easily sucked by mistake through negative pressure afterwards, it is impossible to separate censorship.For polyposis, excision is, it is necessary to capture under Gastrointestinal Endoscopes
After polyp exits scope, mirror is entered again, find second piece, cut off again, passed in and out repeatedly, patient's pain, operation delay is caused very
Inconvenience more.
When secondly, for from high frequency electroblation polyp, unit area current density is big during TURP current electrifying, local group
Knitting moment reaches a high temperature and makes the necrosis of tissue water evaporation and reach cutting effect, but because polyp is on gastrointestinal mucosa, if
Cut point is reduced with the too near effective tissue for easily causing gastrointestinal wall of root mucous membrane, causes the surface of a wound to rupture and perforate, however, clinical
Doctor, in operation, is rule of thumb to cut, and polyp cut point cannot accurately be judged according to the distance of root, if cutting
Point is too remote to polyp root, then cut not exclusively, if cut point is too near to polyp, can cause perforation.
In addition, because gastrointestinal tissue organizes to wriggle, when being cut to polyp using apparatus without the strong point, being cut to polyp
When have the following disadvantages, be not easy to apparatus to be positioned at polyp locations, it is necessary to experienced doctor accurately could position apparatus
On polyp, and when being cut to polyp, polyp is easily mobile without the strong point so that polyp cutting is incomplete.
In sum, need badly it is a kind of with the strong point, cut point distance, polypectomy can be measured and reclaim synchronous device
Tool, and yet there are no report on this apparatus.
The content of the invention
The purpose of the present invention is directed to deficiency of the prior art, there is provided one kind has the strong point, can measure cut point
Distance, polypectomy and the synchronous apparatus of recovery.
To achieve the above object, the present invention is adopted the technical scheme that：
A kind of one-step method is used for the apparatus of polypectomy and taking-up, and the apparatus is provided with snare, the string bag, rigid plastics
Pipe, wire drawing；The string bag is fixed on snare；The wire drawing near-end is provided with drawing handle；The wire drawing is located at rigid plastics
Guan Zhong；The plastic conduit near-end is fixedly connected assist handle；The plastic conduit near-end both sides are additionally provided with support seal wire
Interface and measuring scale interface；Support seal wire is equipped with its support guidewire interface, measuring scale is equipped with measuring scale interface；It is described
Plastic conduit be provided with wire drawing passage, support silk guide passage, measuring scale passage；Described wire drawing passage is centrally located, and it two
Being respectively for side supports silk guide passage and measuring scale passage；The support of described support silk guide passage and plastic conduit near-end is led
Silk interface is communicated；Measuring scale interface is communicated on described measuring scale passage and plastic conduit；Described handle include outer tube,
Finger ring；Described finger ring is fixed on one end of outer tube；The outer tube is hollow tube；The drawing handle includes push-and-pull
Bar and thumb rings；The pull bar is assemblied in outer tube；Described thumb rings are fixed on the end of pull bar.
The snare is crescent, hexagon or ellipse.
Described plastic conduit outer tube diameter is 2-3mm, and active length is 1600-2300mm.
The string bag by insulation silk material braiding form, insulation silk material mutually it is straggly be knitted to form a funnel shaped space stand
Body structure.
The snare is made up of into stock many steel wires or individual wire is constituted.
The support seal wire end is enclosed with soft diaphragm.
Circular hole is provided with the outer tube；Fixed knob is equipped with the circular hole.
The fixed knob includes rotating part and fix bar.
Described pull bar is provided with groove；The groove is engaged with fix bar.
The pull bar side is additionally provided with graduated scale.
The invention has the advantages that：
1st, a kind of one-step method of the invention is used for the apparatus of polypectomy and taking-up, and snare is provided with the string bag, in polyp
Polyp can be withdrawn while excision, easy to operate, polyp is easy to fall off, without capturing polyp, polyp by other apparatuses again
It is retracted in the string bag, the integrality of polyp can be retained, be conducive to carrying out pathological biopsy to polyp, checks its property and whether there is evil
Become, to determining that further follow-up and treatment have very big value；
2nd, the shape of snare includes crescent, hexagon, ellipse, can be according to polyp size, type and position
Corresponding snare is selected, is conducive to the excision of polyp；
3rd, the string bag is connected on snare, non-conductive using insulating elastic material, safe to the human body, and elasticity is good, discharges shape
An independent space structure can be maintained under state, be conducive to collecting polyp, infundibulate is shaped as under string bag release conditions,
Compliance is good；
4th, plastic conduit is provided with wire drawing passage, and support silk guide passage, measuring scale passage, each passage are separate,
On operating on other channel instrument without influence in its corresponding passage；
5th, support seal wire is provided with, with supporting role, is conducive to finding polyp tissue, and aid in snare to be positioned at polyp
On；
6th, measuring scale is provided with, distance of the snare cut point away from polyp root can be measured, prevented because cutting distance is too near
Cause the complication such as perforation；
7th, graduated scale and fixed knob are additionally provided with drawing handle and assist handle, graduated scale is greatly less than the aperture of snare
Size is corresponding, while being locked using fixed knob so that the shrinkage degree of snare being capable of precise control.
Brief description of the drawings
Accompanying drawing 1 is the apparatus structure schematic diagram that a kind of one-step method of the invention is used for polypectomy and taking-up.
Accompanying drawing 2 is plastic conduit cross section structure schematic diagram.
Accompanying drawing 3 is the apparatus structure schematic diagram that another one-step method of the invention is used for polypectomy and taking-up.
Accompanying drawing 4 is the apparatus structure schematic diagram that another one-step method of the invention is used for polypectomy and taking-up.
Accompanying drawing 5 is the apparatus structure schematic diagram that another one-step method of the invention is used for polypectomy and taking-up.
Accompanying drawing 6 is nondominant hand handle structure schematic diagram.
Accompanying drawing 7 is drawing handle structural representation.
Accompanying drawing 8 is the attachment structure schematic diagram between drawing handle and assist handle.
Specific embodiment
The specific embodiment that the present invention is provided is elaborated below in conjunction with the accompanying drawings.
The reference and part being related in accompanying drawing are as follows：
1. the string bag of snare 2.
3. the wire drawing passage of plastic conduit 31.
The 32. support measuring scale passages of silk guide passage 33.
4. the zip of wire drawing 41.
5. the outer tube of assist handle 51.
The finger ring of 52. circular hole 53.
6. the pull bar of drawing handle 61.
The groove of 62. thumb rings 63.
The fixed knob of 64. graduated scale 7
The fix bar of 71. rotating part 72.
Embodiment 1
For the ease of description, proximally and distally, the near-end is one end nearer apart from operator to term used below,
Described distal end is the one end apart from operator farther out.
Fig. 1 is refer to, Fig. 1 is the apparatus structure schematic diagram that a kind of one-step method of the invention is used for polypectomy and taking-up.
A kind of one-step method is used for the apparatus of polypectomy and taking-up, and the apparatus is provided with snare 1, the string bag 2, plastic conduit 3, wire drawing
4；The snare 1 is crescent；The string bag 2 is fixed on snare 1；The string bag 2 is formed by the braiding of insulation silk material, absolutely
Periphysis material is mutually straggly to be knitted to form a funnel shaped stereoeffect, the preferred 0.5- of mesh-density that insulation silk material is formed
2.1cm；The distal end of the wire drawing 4 is provided with zip 41, and the one end of the zip 41 is fixedly connected snare 1, and the other end is fixedly connected drawing
Silk 4；The near-end of the wire drawing 4 is provided with drawing handle 6；The wire drawing 4 is located in plastic conduit 3；Outside described plastic conduit 3
Pipe diameter is 2-3mm, and active length is 1600-2300mm；The near-end of the plastic conduit 3 is fixedly connected assist handle 5；It is described
The near-end both sides of plastic conduit 3 are additionally provided with support guidewire interface and measuring scale interface；Support is equipped with its support guidewire interface
Seal wire, measuring scale is equipped with measuring scale interface.
Fig. 2 is refer to, Fig. 2 is the cross section structure schematic diagram of plastic conduit 3.Described plastic conduit 3 is provided with wire drawing 4 and leads to
Road 31, support silk guide passage 32, measuring scale passage 33；The described passage 31 of wire drawing 4 is centrally located, and being respectively for its both sides is supported
Silk guide passage 32 and measuring scale passage 33；Described support silk guide passage 32 and the support guidewire interface of the near-end of plastic conduit 3
Communicate；Measuring scale interface is communicated on described measuring scale passage 33 and plastic conduit 3.
Fig. 6 is refer to, Fig. 6 is the structural representation of assist handle 5.Described handle includes outer tube 51, finger ring 53；Institute
The finger ring 53 stated is fixed on one end of outer tube 51；The outer tube 51 is hollow tube.
Fig. 7 is refer to, Fig. 7 is the structural representation of drawing handle 6.The drawing handle 6 includes pull bar 61 and thumb rings
62；The pull bar 61 is assemblied in outer tube 51；Described thumb rings 62 are fixed on the end of pull bar 61, the pull bar
61 other end is fixedly connected wire drawing 4.
It should be noted that:Snare 1 is the part of polypectomy, and the elasticity of snare 1 is good, when snare 1 is moulded from hard
After being discharged in expects pipe 3, because the effect of natural resiliency performance is expanded outwardly, in order to extract polyp, when snare 1 is enclosed within polyp
When, drawing handle 6 is displaced outwardly, at this moment snare 1 is started to shrink at, after snare 1 shrinks to polyp, by high frequency voltage
Device is powered to snare 1, you can polyp is cut off；Snare 1 can be made up of into stock many steel wires or individual wire is constituted,
The tension force of snare 1 that its many steel wires are constituted into stock is small, and compliance is good, it is adaptable to be suitable to cutting for larger polyp or Eminence Lesion
Remove, and the tension force of snare 1 of individual wire composition is big, it is easy to control, it is adaptable to calm down the excision of meat or early carcinoma partially.
The string bag 2 is formed for insulation silk material braiding, and when snare 1 is powered, the string bag 2 is non-conductive because insulating, it is not necessary to consider net
2 pairs of influences of tissue of pocket, are funnel shaped stereoeffect under the release conditions of the string bag 2, are also secured on snare 1, when
During to polypectomy, the polyp of excision can be collected in the string bag 2 simultaneously, the convenient withdrawal to polyp, without device is used alone
Tool collects polyp；The deformation of the string bag 2 is consistent with the deformation of snare 1, therefore diminishes, it is necessary to the string bag 2 is shunk in surgical procedure,
The polyp collected is avoided to escape, it is only necessary to be pulled outwardly drawing handle 6 and be capable of achieving；
Support seal wire is equipped with support guidewire interface, support seal wire inserts polyp edge through supporting silk guide passage 32.
It is preferential to be enclosed with soft diaphragm in support seal wire end, it is to avoid damage of the support seal wire to tissue mucosa；In addition, because support is led
Silk has supporting role, is conducive to for snare 1 being enclosed within polyp edge, improves procedure efficiency；
Measuring scale is equipped with measuring scale interface, measuring scale inserts polyp edge through measuring scale passage 33, its measuring scale
It is preferred that having pliable material to be made, to measure distance of the various location snare 1 away from polyp root, passed through according to clinic
Test, preferably distance of the cut point away from polyp root is 5mm, it is to avoid stomach and intestine effectively organize reduction to cause rupture at the surface of a wound and perforate；
The measuring scale that other measuring scale interface wears, is not limited solely to measure the measuring scale of polyp length direction, may also include measurement
The measuring scale of polyp diameter, the front end of measuring scale is the pore size of different size, and a class is that aperture is 0.1-0.6cm,
Another kind of aperture is 0.6-2.0cm, is easy to measure polyp size by the measuring scale, and convenient selection is suitable after learning polyp size
Apparatus, such as polyp diameter the method excision of coagulation can be used less than 0.6, the pedunculated polyp of a diameter of 0.6-2.0cm enclosed
The set high frequency electroblation of device 1, the sessile polyp of a diameter of 0.6-2.0cm cuts off method after using injection, first with 1:1000 go on first kidney
Parathyrine normal saline solution is under polyp basal part mucous membrane.This measures the side of diameter with existing by shooting polyp picture
Method is compared, and its measurement is more accurate.
Embodiment 2
Fig. 3 is refer to, Fig. 3 is that another one-step method of the invention is used for polypectomy and the apparatus structure of taking-up is illustrated
Figure.A kind of one-step method is used for the apparatus of polypectomy and taking-up, the apparatus be provided with snare 1, the string bag 2, plastic conduit 3,
Wire drawing 4；The string bag 2 is fixed on snare 1；The string bag 2 is formed by the braiding of insulation silk material, insulation silk material mutually volume straggly
Knit to form a funnel shaped stereoeffect, the preferred 0.5-2.1cm of mesh-density that insulation silk material is formed；The wire drawing 4
Distal end is provided with zip 41, and the one end of the zip 41 is fixedly connected snare 1, and the other end is fixedly connected wire drawing 4；The wire drawing 4 is near
End is provided with drawing handle 6；The wire drawing 4 is located in plastic conduit 3；The described outer tube diameter of plastic conduit 3 is 2-3mm,
Active length is 1600-2300mm；The near-end of the plastic conduit 3 is fixedly connected assist handle 5；The plastic conduit 3 is near
End both sides are additionally provided with support guidewire interface and measuring scale interface；Support seal wire is equipped with its support guidewire interface, measuring scale connects
Measuring scale is equipped with mouthful.
Fig. 2 is refer to, Fig. 2 is the cross section structure schematic diagram of plastic conduit 3.Described plastic conduit 3 is provided with wire drawing 4 and leads to
Road 31, support silk guide passage 32, measuring scale passage 33；The described passage 31 of wire drawing 4 is centrally located, and being respectively for its both sides is supported
Silk guide passage 32 and measuring scale passage 33；Described support silk guide passage 32 and the support guidewire interface of the near-end of plastic conduit 3
Communicate；Measuring scale interface is communicated on described measuring scale passage 33 and plastic conduit 3.
Fig. 6 is refer to, Fig. 6 is the structural representation of assist handle 5.Described handle includes outer tube 51, finger ring 53；Institute
The finger ring 53 stated is fixed on one end of outer tube 51；The outer tube 51 is hollow tube.
Fig. 7 is refer to, Fig. 7 is the structural representation of drawing handle 6.The drawing handle 6 includes pull bar 61 and thumb rings
62；The pull bar 61 is assemblied in outer tube 51；Described thumb rings 62 are fixed on the end of pull bar 61, the pull bar
61 other end is fixedly connected wire drawing 4.
The present embodiment is substantially the same manner as Example 1, and difference is that the expansion shape of snare 1 in the present embodiment is six
Angular, its release conditions stability inferior of hexagonal snare 1 is good, is unlikely to deform, when snare 1 needs to be retracted in hard modeling
When in expects pipe 3, because active force is parallel with hexagonal side snare 1 long so that than relatively labor-saving during gathering snare 1.
Embodiment 3
Fig. 4 is refer to, Fig. 4 is that another one-step method of the invention is used for polypectomy and the apparatus structure of taking-up is illustrated
Figure.A kind of one-step method is used for the apparatus of polypectomy and taking-up, the apparatus be provided with snare 1, the string bag 2, plastic conduit 3,
Wire drawing 4；The string bag 2 is fixed on snare 1；The string bag 2 is formed by the braiding of insulation silk material, insulation silk material mutually volume straggly
Knit to form a funnel shaped stereoeffect, the preferred 0.5-2.1cm of mesh-density that insulation silk material is formed；The wire drawing 4
Distal end is provided with zip 41, and the one end of the zip 41 is fixedly connected snare 1, and the other end is fixedly connected wire drawing 4；The wire drawing 4 is near
End is provided with drawing handle 6；The wire drawing 4 is located in plastic conduit 3；The described outer tube diameter of plastic conduit 3 is 2-3mm,
Active length is 1600-2300mm；The near-end of the plastic conduit 3 is fixedly connected assist handle 5；The plastic conduit 3 is near
End both sides are additionally provided with support guidewire interface and measuring scale interface；Support seal wire is equipped with its support guidewire interface, measuring scale connects
Measuring scale is equipped with mouthful.
Fig. 2 is refer to, Fig. 2 is the cross section structure schematic diagram of plastic conduit 3.Described plastic conduit 3 is provided with wire drawing 4 and leads to
Road 31, support silk guide passage 32, measuring scale passage 33；The described passage 31 of wire drawing 4 is centrally located, and being respectively for its both sides is supported
Silk guide passage 32 and measuring scale passage 33；Described support silk guide passage 32 and the support guidewire interface of the near-end of plastic conduit 3
Communicate；Measuring scale interface is communicated on described measuring scale passage 33 and plastic conduit 3.
Fig. 6 is refer to, Fig. 6 is the structural representation of assist handle 5.Described handle includes outer tube 51, finger ring 53；Institute
The finger ring 53 stated is fixed on one end of outer tube 51；The outer tube 51 is hollow tube.
Fig. 7 is refer to, Fig. 7 is the structural representation of drawing handle 6.The drawing handle 6 includes pull bar 61 and thumb rings
62；The pull bar 61 is assemblied in outer tube 51；Described thumb rings 62 are fixed on the end of pull bar 61, the pull bar
61 other end is fixedly connected wire drawing 4.
This implementation is substantially the same manner as Example 1, and difference is that the expansion shape of snare 1 of this implementation is ellipse,
Its oval snare 1 is handling good, and because gastrointestinal tissue organizes to wriggle, snare 1 and the wriggling tissue of elliptical shape have
The good operation for agreeing with contact surface, being conducive to snare 1.
Embodiment 4
Fig. 5 is refer to, Fig. 5 is that another one-step method of the invention is used for polypectomy and the apparatus structure of taking-up is illustrated
Figure.A kind of one-step method is used for the apparatus of polypectomy and taking-up, the apparatus be provided with snare 1, the string bag 2, plastic conduit 3,
Wire drawing 4；The string bag 2 is fixed on snare 1；The string bag 2 is formed by the braiding of insulation silk material, insulation silk material mutually volume straggly
Knit to form a funnel shaped stereoeffect, the preferred 0.5-2.1cm of mesh-density that insulation silk material is formed；The wire drawing 4
Distal end is provided with zip 41, and the one end of the zip 41 is fixedly connected snare 1, and the other end is fixedly connected wire drawing 4；The wire drawing 4 is near
End is provided with drawing handle 6；The wire drawing 4 is located in plastic conduit 3；The described outer tube diameter of plastic conduit 3 is 2-3mm,
Active length is 1600-2300mm；The near-end of the plastic conduit 3 is fixedly connected assist handle 5；The plastic conduit 3 is near
End both sides are additionally provided with support guidewire interface and measuring scale interface；Support seal wire is equipped with its support guidewire interface, measuring scale connects
Measuring scale is equipped with mouthful.
Fig. 2 is refer to, Fig. 2 is the cross section structure schematic diagram of plastic conduit 3.Described plastic conduit 3 is provided with wire drawing 4 and leads to
Road 31, support silk guide passage 32, measuring scale passage 33；The described passage 31 of wire drawing 4 is centrally located, and being respectively for its both sides is supported
Silk guide passage 32 and measuring scale passage 33；Described support silk guide passage 32 and the support guidewire interface of the near-end of plastic conduit 3
Communicate；Measuring scale interface is communicated on described measuring scale passage 33 and plastic conduit 3.
The drawing handle 6 includes pull bar 61 and thumb rings 62；The pull bar 61 is assemblied in outer tube 51；It is described
Thumb rings 62 be fixed on the end of pull bar 61, the other end of the pull bar 61 is fixedly connected wire drawing 4.
Fig. 8 is refer to, Fig. 8 is the attachment structure schematic diagram between drawing handle 6 and assist handle 5, described handle bag
Include outer tube 51, finger ring 53；Described finger ring 53 is fixed on one end of outer tube 51；The outer tube 51 is hollow tube；
The drawing handle 6 includes pull bar 61 and thumb rings 62；The pull bar 61 is assemblied in outer tube 51；Described thumb rings
62 ends for being fixed on pull bar 61, the other end of the pull bar 61 is fixedly connected wire drawing 4；
Circular hole 52 is provided with the outer tube 51；Fixed knob 7 is equipped with the circular hole 52；The fixed knob 7 is wrapped
Include rotating part 71 and fix bar 72；Described pull bar 61 is provided with groove 63；The groove 63 is engaged with fix bar 72, from
And fixed pull bar 61；The side of the pull bar 61 is additionally provided with graduated scale 64.
The drawing handle 6 includes finger ring and pull bar 61, and its center of pull bar 61 is provided with groove 63, on the side of pull bar 61
Graduated scale 64 is provided with, end and the fixed connection place of wire drawing 4 of pull bar 61 are equipped with fixed knob 7 in the groove 63 of pull bar 61,
5 two parts of the cylinder lever connecting rod of fixed knob 7 and assist handle.
The present embodiment is substantially the same manner as Example 1, and its difference is that graduated scale 64 and fixed is provided with the present embodiment
Knob 7, preferably graduated scale 64 are corresponded with the radius that snare 1 shrinks, so by mobile drawing handle 6 to corresponding quarter
Degree, after just controlling the shrinkage degree of snare 1, snare 1 to reach suitable shrinkage degree, by rotating fixed knob 7, its
Fix bar 72 is fitted snugly in the groove 63 of pull bar 61 so that pull bar 61 is fixed, and then fixes wire drawing 4, you can steady
Determine the shrinkage degree of snare 1, it is to avoid firmly too small, and do not tighten up snare 1 fully, it is firmly too big and cause bleeding.
A kind of one-step method of the invention is used for the apparatus of polypectomy and taking-up, and snare 1 is provided with the string bag 2, in polyp
Polyp can be withdrawn while excision, easy to operate, polyp is easy to fall off, without capturing polyp, polyp by other apparatuses again
It is retracted in the string bag 2, the integrality of polyp can be retained, be conducive to carrying out pathological biopsy to polyp, checks its property and whether there is
Canceration, to determining that further follow-up and treatment have very big value；The shape of snare 1 includes crescent, hexagon, ellipse,
Corresponding snare 1 can be selected according to polyp size, type and position, be conducive to the excision of polyp；The string bag 2 is connected to circle
Non-conductive using insulating elastic material on set device 1, safe to the human body, elasticity is good, and one can be maintained under release conditions solely
Vertical space structure, is conducive to collecting polyp, and infundibulate is shaped as under the release conditions of the string bag 2, and compliance is good；Plastic conduit
3 are provided with the passage 31 of wire drawing 4, and support silk guide passage 32, measuring scale passage 33, each passage are separate, corresponding logical at its
On operating on other channel instrument without influence in road；Support seal wire is provided with, with supporting role, is conducive to finding polyp tissue,
And aid in snare 1 to be positioned on polyp；Measuring scale is provided with, distance of the cut point of snare 1 away from polyp root can be measured, prevented
Only because cutting distance closely causes very much the complication such as perforation；Graduated scale 64 and fixed rotation are additionally provided with drawing handle 6 and assist handle 5
Button 7, pore size of the graduated scale 64 greatly less than snare 1 is corresponding, while being locked using fixed knob 7 so that snare 1
Shrinkage degree being capable of precise control.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
Member, on the premise of the inventive method is not departed from, can also make some improvement and supplement, and these are improved and supplement also should be regarded as
Protection scope of the present invention.
Claims (8)
1. a kind of one-step method is used for the apparatus of polypectomy and taking-up, it is characterised in that the apparatus be provided with snare, the string bag,
Plastic conduit, wire drawing；The string bag is fixed on snare, the snare is crescent, hexagon or ellipse；It is described
Wire drawing near-end is provided with drawing handle；The wire drawing is located in plastic conduit；The plastic conduit near-end is fixedly connected auxiliary
Handle；The plastic conduit near-end both sides are additionally provided with support guidewire interface and measuring scale interface；Worn in its support guidewire interface
Support seal wire is provided with, measuring scale is equipped with measuring scale interface, measuring scale includes the measuring scale for measuring polyp length direction
And the measuring scale of measurement polyp diameter, the front end of measuring scale is the pore size of different size, and a class is that aperture is
0.1-0.6cm, another kind of aperture is 0.6-2.0cm；Described plastic conduit is provided with wire drawing passage, support silk guide passage, surveys
Gage passage；Described wire drawing passage is centrally located, and being respectively for its both sides supports silk guide passage and measuring scale passage；Described
The support guidewire interface of support silk guide passage and plastic conduit near-end is communicated, and support seal wire is equipped with support guidewire interface,
Support seal wire is enclosed with soft diaphragm through supporting silk guide passage to insert polyp edge in support seal wire end；Described survey
Measuring scale interface is communicated on gage passage and plastic conduit；Described handle includes outer tube, finger ring；Described finger ring
It is fixed on one end of outer tube；The outer tube is hollow tube；The drawing handle includes pull bar and thumb rings；The push-and-pull
Bar is assemblied in outer tube；Described thumb rings are fixed on the end of pull bar.
2. apparatus according to claim 1, it is characterised in that described plastic conduit outer tube diameter is 2-3mm, work
Length is 1600-2300mm.
3. apparatus according to claim 1, it is characterised in that the string bag is formed by the braiding of insulation silk material, insulate silk material
It is mutually straggly to be knitted to form a funnel shaped stereoeffect.
4. apparatus according to claim 1, it is characterised in that the snare is made up of or single steel many steel wires into stock
Silk composition.
5. apparatus according to claim 1, it is characterised in that be provided with circular hole in the outer tube；Assembled in the circular hole
There is fixed knob.
6. apparatus according to claim 5, it is characterised in that the fixed knob includes rotating part and fix bar.
7. apparatus according to claim 1, it is characterised in that described pull bar is provided with groove；The groove with it is solid
Fixed pole is engaged.
8. apparatus according to claim 1, it is characterised in that the pull bar side is additionally provided with graduated scale.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510725229.6A CN105212999B (en) | 2015-10-30 | 2015-10-30 | A kind of one-step method is used for the apparatus of polypectomy and taking-up |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510725229.6A CN105212999B (en) | 2015-10-30 | 2015-10-30 | A kind of one-step method is used for the apparatus of polypectomy and taking-up |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105212999A CN105212999A (en) | 2016-01-06 |
| CN105212999B true CN105212999B (en) | 2017-06-23 |
Family
ID=54982535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510725229.6A Expired - Fee Related CN105212999B (en) | 2015-10-30 | 2015-10-30 | A kind of one-step method is used for the apparatus of polypectomy and taking-up |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105212999B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107595329A (en) * | 2017-10-26 | 2018-01-19 | 令狐恩强 | A kind of biopsy forceps with support arm |
| CN110123418B (en) * | 2019-06-01 | 2020-11-10 | 青岛大学附属医院 | Digestion scope is excision sample collection device down |
| CN113509240A (en) * | 2021-05-12 | 2021-10-19 | 佳木斯大学 | Anorectal surgery rectal polyp resection device and implementation method thereof |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5342371A (en) * | 1993-11-24 | 1994-08-30 | Cook Incorporated | Helical surgical snare |
| DE102005042216A1 (en) * | 2005-09-05 | 2007-03-08 | Andramed Gmbh | Catheter for the removal of foreign bodies, comprises a tip which is slightly angled, and a loop shaped section |
| CN201384561Y (en) * | 2009-04-02 | 2010-01-20 | 张福群 | Operating handle of high-frequency electric snare |
| CN101652103A (en) * | 2007-03-09 | 2010-02-17 | 杰里米·施瓦茨 | Two-stage snare-basket medical device |
| CN101687087A (en) * | 2007-04-16 | 2010-03-31 | C.R.巴德有限公司 | Guidewire-assisted catheter placement system |
| CN201899543U (en) * | 2010-11-08 | 2011-07-20 | 江苏康进医疗器材有限公司 | Medical multifunctional snare |
| CN202537587U (en) * | 2012-03-15 | 2012-11-21 | 杭州洁伊医疗器械有限公司 | Gall bladder protection fetching sleeve basket |
| CN204274598U (en) * | 2014-10-11 | 2015-04-22 | 陆斌 | Protractor under a kind of scope |
| CN204364096U (en) * | 2014-11-25 | 2015-06-03 | 安瑞医疗器械(杭州)有限公司 | Foreign matter removal device |
| CN204428136U (en) * | 2015-01-23 | 2015-07-01 | 中国人民解放军总医院海南分院 | Foreign body basket |
| CN204562330U (en) * | 2015-04-02 | 2015-08-19 | 刘湘萍 | Vascular inner body scavenge unit |
| CN204581464U (en) * | 2015-04-29 | 2015-08-26 | 张海荣 | A kind of irregularly shaped foreign body basket |
| CN205094561U (en) * | 2015-10-30 | 2016-03-23 | 中国人民解放军第二军医大学 | Apparatus that one -step method is used for polyp excision and takes out |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110184429A1 (en) * | 2010-01-27 | 2011-07-28 | Saldinger Pierre F | Surgical device |
-
2015
- 2015-10-30 CN CN201510725229.6A patent/CN105212999B/en not_active Expired - Fee Related
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5342371A (en) * | 1993-11-24 | 1994-08-30 | Cook Incorporated | Helical surgical snare |
| DE102005042216A1 (en) * | 2005-09-05 | 2007-03-08 | Andramed Gmbh | Catheter for the removal of foreign bodies, comprises a tip which is slightly angled, and a loop shaped section |
| CN101652103A (en) * | 2007-03-09 | 2010-02-17 | 杰里米·施瓦茨 | Two-stage snare-basket medical device |
| CN101687087A (en) * | 2007-04-16 | 2010-03-31 | C.R.巴德有限公司 | Guidewire-assisted catheter placement system |
| CN201384561Y (en) * | 2009-04-02 | 2010-01-20 | 张福群 | Operating handle of high-frequency electric snare |
| CN201899543U (en) * | 2010-11-08 | 2011-07-20 | 江苏康进医疗器材有限公司 | Medical multifunctional snare |
| CN202537587U (en) * | 2012-03-15 | 2012-11-21 | 杭州洁伊医疗器械有限公司 | Gall bladder protection fetching sleeve basket |
| CN204274598U (en) * | 2014-10-11 | 2015-04-22 | 陆斌 | Protractor under a kind of scope |
| CN204364096U (en) * | 2014-11-25 | 2015-06-03 | 安瑞医疗器械(杭州)有限公司 | Foreign matter removal device |
| CN204428136U (en) * | 2015-01-23 | 2015-07-01 | 中国人民解放军总医院海南分院 | Foreign body basket |
| CN204562330U (en) * | 2015-04-02 | 2015-08-19 | 刘湘萍 | Vascular inner body scavenge unit |
| CN204581464U (en) * | 2015-04-29 | 2015-08-26 | 张海荣 | A kind of irregularly shaped foreign body basket |
| CN205094561U (en) * | 2015-10-30 | 2016-03-23 | 中国人民解放军第二军医大学 | Apparatus that one -step method is used for polyp excision and takes out |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105212999A (en) | 2016-01-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203710054U (en) | Equipment for obtaining sample from epithelial tissues and disposable kit for diagnosing cervical sampling | |
| US6589240B2 (en) | Tissue biopsy apparatus with collapsible cutter | |
| US8652123B2 (en) | Methods and devices for improving the appearance of tissue | |
| CN105212999B (en) | A kind of one-step method is used for the apparatus of polypectomy and taking-up | |
| SE417274B (en) | PROBLEM FOR RETIRING WITHDRAWALS | |
| CN104622518B (en) | Cervical cells sampling device | |
| CN105852984B (en) | Lung marker | |
| WO2002078518A2 (en) | Multiple biopsy device | |
| US20040092843A1 (en) | Device and method for measuring fetal blood pH | |
| CA2966902A1 (en) | Uterine manipulator | |
| CN209074787U (en) | Lesion removes equipment under a kind of novel endoscope mucous membrane | |
| CN205094561U (en) | Apparatus that one -step method is used for polyp excision and takes out | |
| CN211749751U (en) | Tissue biopsy negative pressure cutting device for bile duct stenosis diseases | |
| WO2023226769A1 (en) | Apparatus for removing retention substances in digestive tract | |
| CN103271755A (en) | Multifunctional kidney puncture needle | |
| CN202005940U (en) | Clamp type tracheal cannula | |
| CN203852632U (en) | Attraction collection device for tracheoscope | |
| CN1094749C (en) | Multi-function suction device for medical use | |
| CN108742794A (en) | Sting device | |
| CN209611076U (en) | A kind of connecting device for medical purposes | |
| CN208989063U (en) | Sting device | |
| CN113893439A (en) | Urethra protective sheath for treating urinary system calculus | |
| KR102043528B1 (en) | collecting device for multiple tissue | |
| WO2021254189A1 (en) | Tissue cutter and minimally invasive surgical instrument | |
| CN218899614U (en) | Endoscopic auxiliary thyroidectomy multifunctional separation device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170623 Termination date: 20181030 |