CN104997560B - A kind of medical TURP and electric coagulation device - Google Patents
A kind of medical TURP and electric coagulation device Download PDFInfo
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- CN104997560B CN104997560B CN201510506373.0A CN201510506373A CN104997560B CN 104997560 B CN104997560 B CN 104997560B CN 201510506373 A CN201510506373 A CN 201510506373A CN 104997560 B CN104997560 B CN 104997560B
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- turp
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- outer sheath
- snare
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- 230000015271 coagulation Effects 0.000 title claims abstract description 57
- 238000005345 coagulation Methods 0.000 title claims abstract description 57
- 230000001112 coagulating effect Effects 0.000 claims abstract description 42
- 238000007789 sealing Methods 0.000 claims abstract description 24
- 239000000463 material Substances 0.000 claims description 34
- 238000009413 insulation Methods 0.000 claims description 11
- 239000011261 inert gas Substances 0.000 claims description 10
- 238000009423 ventilation Methods 0.000 claims description 7
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 6
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 6
- 239000002131 composite material Substances 0.000 claims description 5
- 239000010935 stainless steel Substances 0.000 claims description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 5
- 229910000863 Ferronickel Inorganic materials 0.000 claims description 4
- 238000009954 braiding Methods 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 238000003754 machining Methods 0.000 claims description 3
- -1 polytetrafluoroethylene Polymers 0.000 claims description 3
- 239000004677 Nylon Substances 0.000 claims description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 2
- 229910001080 W alloy Inorganic materials 0.000 claims description 2
- 239000000919 ceramic Substances 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 claims description 2
- 239000004020 conductor Substances 0.000 claims description 2
- 239000007769 metal material Substances 0.000 claims description 2
- 229910001000 nickel titanium Inorganic materials 0.000 claims description 2
- 229920001778 nylon Polymers 0.000 claims description 2
- 229920000642 polymer Polymers 0.000 claims description 2
- 239000000741 silica gel Substances 0.000 claims description 2
- 229910002027 silica gel Inorganic materials 0.000 claims description 2
- 229910000831 Steel Inorganic materials 0.000 claims 1
- 238000009730 filament winding Methods 0.000 claims 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 239000010959 steel Substances 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 8
- 208000037062 Polyps Diseases 0.000 description 7
- 241000463219 Epitheca Species 0.000 description 5
- 206010028980 Neoplasm Diseases 0.000 description 5
- 230000023597 hemostasis Effects 0.000 description 5
- 239000008280 blood Substances 0.000 description 4
- 210000004369 blood Anatomy 0.000 description 4
- 230000023555 blood coagulation Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 210000002345 respiratory system Anatomy 0.000 description 4
- 208000032843 Hemorrhage Diseases 0.000 description 3
- 208000034158 bleeding Diseases 0.000 description 3
- 230000000740 bleeding effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 230000002439 hemostatic effect Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 238000001356 surgical procedure Methods 0.000 description 2
- 206010051077 Post procedural haemorrhage Diseases 0.000 description 1
- 208000037486 Postoperative Hemorrhage Diseases 0.000 description 1
- 206010071229 Procedural haemorrhage Diseases 0.000 description 1
- 239000003146 anticoagulant agent Substances 0.000 description 1
- 229940127219 anticoagulant drug Drugs 0.000 description 1
- 230000010100 anticoagulation Effects 0.000 description 1
- 229940030225 antihemorrhagics Drugs 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 238000004070 electrodeposition Methods 0.000 description 1
- 239000002874 hemostatic agent Substances 0.000 description 1
- 208000021760 high fever Diseases 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
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- Surgical Instruments (AREA)
Abstract
A kind of medical TURP and electric coagulation device, including snare, connecting tube, insulating sleeve, outer sheath, coagulating electrode, pull rope, handle set, sealing device, conduit, ventilating joint, energization joint and handle；Outer sheath near-end is connected with handle set, insulating sleeve and coagulating electrode are both secured to outer sheath distal end inwall, snare is connected by connecting tube and pull rope distal end, pull rope near-end is connected with conduit, tube passing therethrough is connected after crossing sealing device with energization joint, ventilating joint is provided with handle set, handle is assemblied on handle set and reciprocable.The present invention is provided simultaneously with three kinds of TURP, coagulation, edge TURP coagulation functions, while has the advantages of simple in construction, easy to operate, so as to shorten operating time, lower operating difficulty, saves medical expense.
Description
Technical field
Strangled the present invention relates to one kind for alimentary canal, respiratory tract polyp or tumour and remove, burn, cutting, synchronously realize blood coagulation
The medical apparatus of function.Belong to medical instruments field.
Background technology
Conventional that alimentary canal, respiratory tract polyp or tumour are extractd under scope using electric snare, its principle is profit
High fever is produced into contact with the tissue of snare with high frequency electric and be cauterized cut-out, completely rapidly cut off polyp and thoroughly stop
Blood.
Traditional electric snare excision polyp, is usually associated with art/postoperative hemorrhage.For anticoagulant therapy patient, carry out
Operation consent generally requires to withdraw anticoagulation, and this further increases the risk of bleeding.Conventional intraoperative hemorrhage, or use argon gas jet pipe electricity
Solidifying hemostasis；Or spray line or injection needle are used, sprayed to bleeding part or inject Hemostatics；Or pressed from both sides using apparatuses such as hemostatic clamps
Hold bleeding part hemostasis, etc..
In addition, for that in operation, may have the edge tissues of part residual and edge oozing of blood.Traditional electric snare, it is right
The above situation can not implement excision and hemostasis operation.Special apparatus is now changed, such as needle-like knife etc. completes aforesaid operations.
Aforesaid operations mode, add the apparatus species used, increase operating theater instruments swap time and operation difficulty, increase
The medical expense of patient.
The content of the invention
In order to solve the above mentioned problem of prior art, the present invention provides a kind of new medical TURP and electric coagulation device, hand
During art, it can not only realize to strangle alimentary canal, respiratory tract polyp or tumour and remove, burn, cutting, synchronously realize blood coagulation, and
And margin residual tissue can be cut off and edge oozing of blood position carry out electric coagulation hemostasis.Integrated, simple in construction, the behaviour with function
The characteristics of making to facilitate, shorten operating time and lower operating difficulty, save medical expense.
To achieve these goals, the technical solution adopted in the present invention is：
A kind of medical TURP and electric coagulation device, including snare, connecting tube, insulating sleeve, outer sheath, coagulating electrode, traction
Rope, handle set, sealing device, conduit, ventilating joint, energization joint and handle；Outer sheath near-end is connected with handle set, insulation sleeve
Pipe and coagulating electrode are both secured to outer sheath distal end inwall, and snare is connected by connecting tube and pull rope distal end, pull rope near-end
It is connected with conduit, tube passing therethrough is connected after crossing sealing device with energization joint, and ventilating joint, handle assembling are provided with handle set
On handle set and reciprocally push is moved.
Snare, connecting tube, outer sheath, pull rope, handle set, conduit, energization joint and handle composition TURP unit；Enable
During TURP function, handle promotes forward the fully extended outer sheath distal face of snare, and energization joint is connected with high frequency electric source, along handle
Seat pulls back handle, and snare is progressively tightened up, and implements TURP.
Snare, connecting tube, insulating sleeve, outer sheath, coagulating electrode, pull rope, handle set, sealing device, conduit, ventilation
Joint, energization joint and handle composition coagulation unit；When enabling coagulation function, handle pulls back snare along handle set, makes it
Completely in income outer sheath, now snare is contacted with coagulating electrode, and energization joint is connected with high frequency electric source, and ventilating joint is with being equipped with
The air accumulator of inert gas is connected, and inert gas is ionized at coagulating electrode, implements coagulation.
Snare, connecting tube, outer sheath, pull rope, handle set, conduit, energization joint and handle composition edge TURP coagulation
Unit；When enabling edge TURP and coagulation function, handle promotes forward along handle set, and outer sheath is stretched out in snare part, and energization connects
Head is connected with high frequency electric source, implements edge cuts and coagulation.
Further, snare of the present invention, connecting tube, insulating sleeve, outer sheath, coagulating electrode, pull rope, handle
Seat, sealing device, conduit, handle are installed each along outer sheath length axes direction.
Further, for snare of the present invention when handle moves to reach certain position along handle set, snare can be whole
Take in outer sheath, and be in contact with coagulating electrode.Now energization joint is connected with high frequency electric source, and ventilating joint is with being equipped with inertia
The air accumulator of gas is connected, and inert gas is ionized at coagulating electrode, and ionized gas is ejected towards destination organization, reaches blood coagulation mesh
's.
Further, for snare of the present invention when handle moves to reach certain position along handle set, snare can be complete
Stretch out outer sheath distal face and open completely.Snare is now entangled to the root of target cutting part, energization joint and high-frequency electrical
Source is connected, and is withdrawn handle and is progressively tightened up snare, realizes excision polyp, the purpose of tumour.Snare requires the work(of shape recovery
Energy.
Further, insulating sleeve of the present invention is the cylinder of the T-shaped cylinder of hollow outer or the straight type of hollow outer
Body.Hollow structure facilitates snare internally to move, and the cylinder of outside T-shaped or straight type is used to be fixed on epitheca inside pipe wall.
Further, insulating sleeve material of the present invention is the good material of electric insulation, high temperature resistant, biocompatibility,
Such as ceramics, polytetrafluoroethylene (PTFE) etc..In surgical procedure, the material of electric insulation can prevent tissue by unexpected electric shock,
Resistant to elevated temperatures material can prevent high-temperature damage outer sheath caused by coagulation.
Further, insulating sleeve outer surface part of the present invention or all connect with inwall at outer sheath remote outlet
Touch.
Further, the small external diameter surface of the T-shaped cylinder of insulating sleeve of the present invention and inwall at outer sheath remote outlet
Contact, connect the shoulder and outer sheath remote outlet end contact of big external diameter and small external diameter.Aforesaid way is realizing insulation sleeve
Fixation between pipe and outer sheath.
Further, coagulating electrode of the present invention is hollow tubular structure, or the hollow tubular knot stretched out with pin
Structure.Hollow structure facilitates snare internally to move.The least significant end of pin can extend the position of outer sheath far-end mouths, also will
Gas ionization position extends to outer sheath far-end mouths, and inert gas can ionize here, increases ionizing efficiency, enhancing ionization
Effect, the distance of the epitheca mouth of pipe and tissue is widened as far as possible.
Further, coagulating electrode structure of the present invention is the spring-like cylinder that filament coiling forms, or is metal
The thin cylinder that material entirety machining forms.
Further, coagulating electrode outer surface of the present invention contacts with outer sheath distal end inwall, adjacent with insulating sleeve,
Both are spaced apart.Spacing distance is 0-50mm.Coagulating electrode position opposing insulation sleeve pipe, closer to handle end.
Further, coagulating electrode material of the present invention be high temperature resistant, conductive material, such as tungsten alloy etc..Indifferent gas
Body is ionized into ion by high-frequency high-voltage current here.
Further, snare material of the present invention is that sub-thread silk material or multiply weave silk material.
Further, snare material of the present invention is good electric conductivity, high temperature resistant, flexible, biocompatibility is good
Material, and material such as stainless steel, NiTi etc..When snare is tightened up, need that coagulating electrode can be in close contact, ensure traffic clearance；
When snare stretches out opening, need that setting open-width can be opened fully to.
Further, the snare of multiply braided wires of the present invention, material can be that multiply made of single material weaves
Silk, such as multiply braided wires of stainless steel or ferronickel material etc.；Or be the compound multiply braided wires of multiple material, such as stainless steel
Add ferronickel multiply composite braiding thread etc..
Further, outer sheath of the present invention is hollow tubular, the structure of both ends open.Connect at outer sheath remote outlet
Insulating sleeve is connect, handle set is connected at proximal outlet.
Further, epitheca tube material of the present invention is electric insulation, greasy property is good, good mechanical properties, biology
Compatibility good single material tubing or MULTILAYER COMPOSITE tubing, such as polyfluortetraethylene pipe, nylon tube etc.；Or ectonexine is one
Kind or several polymer composites, middle level are braiding webmaster of wire etc..Outer sheath need be powered when protection around group
Knit and be not electrically shocked, material requirements electric insulation；Its outside need passes through endoscopic forceps channel, the internal passage for pull rope back and forth movement,
Material requirements greasy property is well to reduce frictional resistance；In device in use, outer sheath will bear certain stretching
Power and folding force, especially behind the position especially bent, stressing conditions are more severe, and material requirements possesses good mechanics
Performance；Material needs and human contact is, it is necessary to possess good biocompatibility.
Further, ventilation cavity of the present invention is completely cut off by sealing device and energization luminal portion, and conduit is by logical
Air cavity road, among the sealing device through being connected again with energization joint.
Further, sealing device of the present invention is partly or entirely made using silica gel material, and installation and handle set
On.
Further, pull rope of the present invention is elementary wires or strands of metal wire, it is necessary to ensure certain mechanics
Intensity, flexibility and good electric conductivity.
Further, ventilating joint of the present invention is arranged on handle set.Ventilating joint is the inert gas of device
Entrance.
Further, energization joint of the present invention is arranged on handle.Energization joint connects for the high frequency electric source of device
Mouthful.
Further, handle of the present invention is axially moved along handle set, control snare move into.
Compared with the existing technology the beneficial effect of above-mentioned technical proposal is taken to be compared with, the present invention：In surgical procedure, one is used
Kind device, it can not only realize to strangle alimentary canal, respiratory tract polyp or tumour and remove, burn, cutting, synchronously realize blood coagulation, and
Margin residual tissue can be cut off and edge oozing of blood part carries out electric coagulation hemostasis.Integrated, simple in construction, the operation with function
The characteristics of facilitating, shorten operating time and lower operating difficulty, save medical expense.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
The invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is general structure schematic diagram.
Fig. 2 is outer sheath distal structure enlarged drawing when snare is withdrawn, device is in coagulation state.
Fig. 3 is that snare part is stretched out, outer sheath distal structure enlarged drawing when device is in edge TURP and coagulation state.
Fig. 4 a~c be coagulating electrode structure and with outer sheath assembling schematic diagram.
Fig. 5 a~c be insulating sleeve structure and with outer sheath assembling structure schematic diagram.
Fig. 6 is ventilation cavity part-structure schematic diagram.
In figure, 1. snares, 101. heads, 2. connecting tubes, 3. insulating sleeves, 3a.T type cylinders, the straight type cylinders of 3b.,
4. outer sheath, 5. coagulating electrodes, 501a. spring-like cylinders, 501b. entirety thin cylinders, 502. pins, 6. pull ropes, 7.
Handle set, 8. sealing devices, 9. conduits, 10. ventilating joints, 11. energization joints, 12. handles, 13. high frequency electric sources, 14. gas storage
Tank, 15. ventilation cavities, 16. energization cavities.
Embodiment
Referring now to accompanying drawing, the invention will be further described.
As shown in figure 1, a kind of medical TURP and electric coagulation device, including snare 1, connecting tube 2, insulating sleeve 3, outer sheath 4,
Coagulating electrode 5, pull rope 6, handle set 7, sealing device 8, conduit 9, ventilating joint 10, energization joint 11 and handle 12.Epitheca
The near-end of pipe 4 is connected with handle set 7；Insulating sleeve 3 and coagulating electrode 5 are both secured to the distal end inwall of outer sheath 4；Coagulating electrode 5 with
Insulating sleeve 3 is adjacent, and both are spaced apart, and distance is in 0-50mm；The position opposing insulation sleeve pipe 3 of coagulating electrode 5, closer to
Handle 12；Snare 1 is distally connected by connecting tube 2 and pull rope 6, and the near-end of pull rope 6 is connected with conduit 9；Conduit 9 passes through overstocked
After seal apparatus 8, it is connected with energization joint 11；Ventilating joint 10 is arranged on handle set 7, and energization joint 11 is arranged on handle 12
On；Ventilating joint cavity 15 is completely cut off by sealing device 8 and energization joint cavity 16；Outer sheath 4 is hollow tubular structures, distal end
Opening portion is connected with insulating sleeve 3, and proximal openings part is connected with handle set 7.It is snare 1, connecting tube 2, insulating sleeve 3, outer
Sheath 4, coagulating electrode 5, pull rope 6, handle set 7, sealing device 8, conduit 9, handle 12 are each along the length axes side of outer sheath 4
To installation.Handle 11 is axially moved along handle set 7, and control snare 1 stretches out or into outer sheath 4.
As shown in figure 1, snare 1, connecting tube 2, outer sheath 4, pull rope 6, handle set 7, conduit 9, energization joint 11 and hand
Handle 12 forms TURP unit；When enabling TURP function, handle 7 promotes forward the fully extended outer sheath 4 of snare 1, energization joint 11
Connected with high frequency electric source 13, handle 11 is pulled back along handle set 7, snare 1 is progressively tightened up, and implements TURP operation.
As shown in Fig. 2 snare 1, connecting tube 2, insulating sleeve 3, outer sheath 4, coagulating electrode 5, pull rope 6, handle set 7,
Sealing device 8, conduit 9, ventilating joint 10, energization joint 11 and handle 12 form coagulation unit；When enabling coagulation function, handle
12 pull back snare 1 along handle set 7, it is taken in completely in outer sheath 4, and now snare 1 contacts with coagulating electrode 5, are powered
Joint 11 is connected with high frequency electric source 13, and ventilating joint 10 is connected with the air accumulator 14 equipped with inert gas, and inert gas is in epitheca
It is ionized at the far distance port coagulating electrode 5 of pipe 4, implements coagulation operation.
As shown in figure 3, snare 1, connecting tube 2, outer sheath 4, pull rope 6, handle set 7, conduit 9, energization joint 11 and hand
Handle 12 is into edge TURP coagulation unit；When enabling edge TURP and coagulation function, handle 12 promotes forward along handle set 7, snare 1
Outer sheath 4 is stretched out in part, forms " long needle-like " head 101, and energization joint 11 is connected with high frequency electric source 13, implemented by head 101
Cut edge is cut and coagulation operation.
As shown in Fig. 4 a, Fig. 4 b and Fig. 4 c, the profile of insulating sleeve 3 is the T-shaped cylinder 3a of hollow outer, or hollow outer is straight
Type cylinder 3b.As shown in fig. 4 a, when insulating sleeve 3 is 3a structures, the T-shaped small external diameter surface of cylinder goes out with outer sheath distal end
Inwall contact at mouthful, connect the shoulder and outer sheath remote outlet end contact of big external diameter and small external diameter.As shown in Figure 4 b, when exhausted
When edge sleeve pipe 3 is 3b structures, the cylindrical outer surface part of straight type contacts with inwall at the remote outlet of outer sheath 4.Such as Fig. 4 c institutes
Show, when insulating sleeve 3 is 3b structures, the cylindrical outer surface of straight type all contacts with inwall at the remote outlet of outer sheath 4.
As shown in Figure 5 a, coagulating electrode 5 is hollow tubular structure, no pin.As shown in Figure 5 b, coagulating electrode 5 is filament
The spring-like cylinder 501a that coiling forms.Or as shown in Figure 5 c, coagulating electrode 5 be metal material entirety machining and
Into thin cylinder 501b.To increase ionizing efficiency, enhancing ionization effect, widen as far as possible outer sheath and tissue away from
From pin 502 can be set.The extending position to outer sheath far-end mouths in the end of pin 502, inert gas are electric here
From.
As shown in fig. 6, the near-end of outer sheath 4 and handle set 7 connect, the near-end of pull rope 6 and conduit 9 are connected, and sealing device 8 is pacified
Loaded on handle set 7, ventilating joint 10 is arranged on handle set 7, and energization joint 11 is arranged on handle 12, ventilating joint cavity
15 are completely cut off by sealing device 8 and energization joint cavity 16, and conduit 9 passes through again by ventilation cavity 15, among sealing device 8
It is connected with energization joint 11, handle 12 can reciprocatingly slide on handle set 7.Due to the effect of sealing device 8, cavity of ventilating
Gas in 15 will not leak to energization cavity 16, but along the gap between ventilation cavity 15, outer sheath 4 and pull rope 6 to
Distal direction flows.
During use, doctor is as needed, when selecting TURP, coagulation, edge TURP coagulation function, passes through driving handle
12 handle set 7 slip, control the position of snare 1, switch on power as needed respectively and source of the gas, realize above-mentioned function.
It is of the invention that there is the characteristics of function is integrated, simple in construction, easy to operate, shorten operating time and attenuating operation is difficult
Degree, save medical expense the advantages of.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope caused.
Claims (24)
1. a kind of medical TURP and electric coagulation device, it is characterised in that including snare（1）, connecting tube（2）, insulating sleeve（3）, it is outer
Sheath（4）, coagulating electrode（5）, pull rope（6）, handle set（7）, sealing device（8）, conduit (9), ventilating joint (10), be powered
Joint (11) and handle (12)；Outer sheath（4）Near-end and handle set（7）Connection, insulating sleeve（3）And coagulating electrode（5）It is solid
Due to outer sheath（4）Distal end inwall, snare（1）Pass through connecting tube（2）And pull rope（6）Distal end connects, pull rope（6）Near-end with
Conduit (9) connects, and conduit (9) passes through sealing device（8）It is connected afterwards with energization joint (11), handle set（7）On be provided with ventilation
Joint (10), handle (12) are assemblied in handle set（7）Upper and reciprocable；
The snare（1）, connecting tube（2）, outer sheath（4）, pull rope（6）, handle set（7）, conduit (9), energization joint (11)
TURP unit is formed with handle (12)；When enabling TURP function, handle (12) promotes forward snare（1）Fully extended outer sheath
（4）Distal face, energization joint (11) and high frequency electric source（13）Connect, along handle set（7）Pull back handle (12), snare（1）
Progressively tighten up, implement TURP；The snare（1）, connecting tube（2）, insulating sleeve（3）, outer sheath（4）, coagulating electrode（5）, lead
Messenger（6）, handle set（7）, sealing device（8）, conduit (9), ventilating joint (10), energization joint (11) and handle (12) composition
Coagulation unit；When enabling coagulation function, handle (12) is along handle set（7）Pull back snare（1）, it is taken in outer sheath completely
（4）In, now snare（1）With coagulating electrode（5）Contact, energization joint (11) and high frequency electric source（13）Connect, ventilating joint
(10) with equipped with inert gas air accumulator（14）Connect, inert gas is in coagulating electrode（5）Place is ionized, and implements coagulation；Institute
State snare（1）, connecting tube（2）, outer sheath（4）, pull rope（6）, handle set（7）, conduit (9), energization joint (11) and handle
(12) edge TURP coagulation unit is formed；When enabling edge TURP coagulation function, handle (12) is along handle set（7）Promote forward,
Snare（1）Outer sheath is stretched out in part（4）, energization joint (11) and high frequency electric source（13）Connect, implement edge cuts and coagulation.
2. a kind of medical TURP and electric coagulation device as claimed in claim 1, it is characterised in that the snare（1）, connecting tube
（2）, insulating sleeve（3）, outer sheath（4）, coagulating electrode（5）, pull rope（6）, handle set（7）, sealing device（8）, conduit
(9), handle (12) is each along outer sheath（4）Install in length axes direction.
3. a kind of medical TURP and electric coagulation device as claimed in claim 1, it is characterised in that the snare（1）In handle
(12) along handle set（7）When moving to reach certain position, snare（1）Outer sheath can all be taken in（4）In, and and coagulating electrode
（5）It is in contact.
4. a kind of medical TURP and electric coagulation device as claimed in claim 1, it is characterised in that the snare（1）In handle
(12) along handle set（7）When moving to reach certain position, snare（1）Can be with fully extended outer sheath（4）Distal face is simultaneously beaten completely
Open.
5. a kind of medical TURP and electric coagulation device as claimed in claim 1, it is characterised in that the insulating sleeve（3）For in
The cylinder of empty outside T-shaped cylinder or the straight type of hollow outer.
6. a kind of medical TURP and electric coagulation device as claimed in claim 1, it is characterised in that the insulating sleeve（3）Material
For the good ceramics of electric insulation, high temperature resistant, biocompatibility, polytetrafluoroethylene (PTFE).
7. a kind of medical TURP and electric coagulation device as claimed in claim 1, it is characterised in that the insulating sleeve（3）Appearance
Face is partly or entirely and outer sheath（4）Inwall contacts at remote outlet.
8. a kind of medical TURP and electric coagulation device as claimed in claim 1, it is characterised in that the insulating sleeve（3）T-shaped circle
The small external diameter surface of cylinder and outer sheath（4）Inwall contacts at remote outlet, connects the shoulder and outer sheath of big external diameter and small external diameter
（4）Remote outlet end contact.
9. a kind of medical TURP and electric coagulation device as claimed in claim 1, it is characterised in that the coagulating electrode（5）For in
Hollow tube-like structure, or the hollow tubular structure for thering is pin to stretch out.
10. a kind of medical TURP and electric coagulation device as claimed in claim 1, it is characterised in that the coagulating electrode（5）To be thin
The spring-like cylinder that filament winding system forms, or the thin cylinder formed for metal material entirety machining.
11. a kind of medical TURP and electric coagulation device as claimed in claim 1, it is characterised in that the coagulating electrode（5）Appearance
Face and outer sheath（4）Distal end inwall contact, with insulating sleeve（3）Adjacent, both are spaced apart.
12. a kind of medical TURP and electric coagulation device as claimed in claim 1, it is characterised in that the coagulating electrode（5）With it is exhausted
Edge sleeve pipe（3）Spacing distance is 0-50mm.
13. a kind of medical TURP and electric coagulation device as claimed in claim 1, it is characterised in that the coagulating electrode（5）Position
Opposing insulation sleeve pipe（3）, closer to handle (12).
14. a kind of medical TURP and electric coagulation device as claimed in claim 1, it is characterised in that the coagulating electrode（5）Material
For high temperature resistant, the tungsten alloy of conductive material.
15. a kind of medical TURP and electric coagulation device as claimed in claim 1, it is characterised in that the snare（1）Material is single
Stock silk material or multiply braiding silk material.
16. a kind of medical TURP and electric coagulation device as claimed in claim 1, it is characterised in that the snare（1）Material is to lead
Electrically good, high temperature resistant, stainless steel flexible, biocompatibility is good, NiTi.
17. a kind of medical TURP and electric coagulation device as claimed in claim 1, it is characterised in that the snare（1）Material is not
Rust steel, the multiply braided wires of ferronickel single material；Or add the compound multiply braided wires of ferronickel multiple material for stainless steel.
18. a kind of medical TURP and electric coagulation device as claimed in claim 1, it is characterised in that the outer sheath（4）To be hollow
The structure of tubulose, both ends open.
19. a kind of medical TURP and electric coagulation device as claimed in claim 1, it is characterised in that the outer sheath（4）Material is
Electric insulation, greasy property is good, biocompatibility is good, the polytetrafluoroethylene (PTFE) of good mechanical properties, nylon single material tubing or
Person's MULTILAYER COMPOSITE tubing；Or ectonexine is one or more of polymer composites, middle level is braiding webmaster of wire etc..
20. a kind of medical TURP and electric coagulation device as claimed in claim 1, it is characterised in that the sealing device（8）Part
Or all made using silica gel material.
21. a kind of medical TURP and electric coagulation device as claimed in claim 1, it is characterised in that the sealing device（8）Installation
In handle set（7）On.
22. a kind of medical TURP and electric coagulation device as claimed in claim 1, it is characterised in that the pull rope（6）For sub-thread
Or multiply conductive wire.
23. a kind of medical TURP and electric coagulation device as claimed in claim 1, it is characterised in that described ventilating joint (10)
It is arranged on handle set（7）On.
24. a kind of medical TURP and electric coagulation device as claimed in claim 1, it is characterised in that described energization joint (11)
It is arranged on handle (12).
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| CN201510506373.0A CN104997560B (en) | 2015-08-18 | 2015-08-18 | A kind of medical TURP and electric coagulation device |
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| CN201510506373.0A CN104997560B (en) | 2015-08-18 | 2015-08-18 | A kind of medical TURP and electric coagulation device |
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| CN104997560A CN104997560A (en) | 2015-10-28 |
| CN104997560B true CN104997560B (en) | 2018-03-20 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106913377B (en) * | 2015-12-28 | 2021-08-24 | 君特·费林 | High frequency surgical cutting ring for flexible endoscopy |
| CN105852964B (en) * | 2016-06-16 | 2024-03-19 | 常州乐奥医疗科技股份有限公司 | Rotary medical electric cutting and coagulation device |
| CN108066005B (en) * | 2018-01-25 | 2024-02-27 | 鑫海合星科技（大连）有限公司 | Rotary valve body electric hook |
| CN108742832A (en) * | 2018-06-20 | 2018-11-06 | 常州乐奥医疗科技股份有限公司 | Electric scalpel |
| CN112704545B (en) * | 2021-01-15 | 2022-02-08 | 苏州法兰克曼医疗器械有限公司 | Polyp snare convenient to cut and take out |
| CN112914682B (en) * | 2021-01-26 | 2022-03-15 | 李堃 | Multifunctional biliary calculus-taking basket |
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| CN101035480A (en) * | 2004-10-05 | 2007-09-12 | 奥林巴斯株式会社 | High-frequency treatment device |
| CN201185964Y (en) * | 2007-12-29 | 2009-01-28 | 北京恒实基业科技有限公司 | Multifunctional short argon-gas knife pen |
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| CN104997560A (en) | 2015-10-28 |
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Address after: 213022 Jiangsu, Changzhou, North District, Huashan Road, No. 18, building 2, floor 10 Applicant after: LEO MEDICAL CO.,LTD. Address before: 213022 Jiangsu, Changzhou, North District, Huashan Road, No. 18, building 2, floor 10 Applicant before: LEO MEDICAL CO.,LTD. |
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Inventor after: Zhou Pinghong Inventor after: Cai Mingyan Inventor after: Li Jie Inventor after: Zhang Zhuangli Inventor after: Ge Zhendong Inventor after: Zhu Fenglei Inventor after: Zhu Xiaowei Inventor before: Li Jie Inventor before: Zhang Zhuangli Inventor before: Ge Zhendong Inventor before: Zhu Fenglei Inventor before: Zhu Xiaowei |
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Address after: Building 10, No. 23 Huashan Middle Road, Xinbei District, Changzhou City, Jiangsu Province, 213022 Patentee after: LEO MEDICAL CO.,LTD. Country or region after: Zhong Guo Address before: 213022 floor 2, building 10, No. 18, Huashan Middle Road, Xinbei District, Changzhou City, Jiangsu Province Patentee before: LEO MEDICAL CO.,LTD. Country or region before: Zhong Guo |
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