CN107753103A - A kind of renal cyst radio frequency ablation electrode device - Google Patents
A kind of renal cyst radio frequency ablation electrode device Download PDFInfo
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- CN107753103A CN107753103A CN201711103288.5A CN201711103288A CN107753103A CN 107753103 A CN107753103 A CN 107753103A CN 201711103288 A CN201711103288 A CN 201711103288A CN 107753103 A CN107753103 A CN 107753103A
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- electrode
- interior sheath
- handle
- inner core
- sheath
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- 208000026292 Cystic Kidney disease Diseases 0.000 title claims abstract description 27
- 206010038423 Renal cyst Diseases 0.000 title claims abstract description 27
- 238000007674 radiofrequency ablation Methods 0.000 title claims abstract description 15
- 230000000694 effects Effects 0.000 claims abstract description 10
- 238000005452 bending Methods 0.000 claims description 5
- 125000006850 spacer group Chemical group 0.000 claims description 4
- 206010028980 Neoplasm Diseases 0.000 description 11
- 210000003734 kidney Anatomy 0.000 description 7
- 206010011732 Cyst Diseases 0.000 description 5
- 208000031513 cyst Diseases 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 210000004027 cell Anatomy 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 230000001225 therapeutic effect Effects 0.000 description 3
- 230000000740 bleeding effect Effects 0.000 description 2
- 238000007913 intrathecal administration Methods 0.000 description 2
- 238000002357 laparoscopic surgery Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 206010028851 Necrosis Diseases 0.000 description 1
- 238000002679 ablation Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 210000002726 cyst fluid Anatomy 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 210000002919 epithelial cell Anatomy 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000028327 secretion Effects 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
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- Surgical Instruments (AREA)
Abstract
The invention discloses a kind of renal cyst radio frequency ablation electrode device, it is related to technical field of medical instruments.The problem of wound is big, and operating time is grown, and costly be present to solve existing renal cyst treatment.Including：Nook closing member, inner core, interior sheath, electrode, handle and electrode crust；Being shaped as the interior sheath is cylindric, and the internal activity of the interior sheath sets the inner core, and the shape of the inner core is consistent with the shape of the interior sheath, and the internal activity of the inner core sets the nook closing member；Electrode is provided with the outside of the interior sheath, handle is provided with one end of interior sheath and on the outside of the electrode, one end of the handle is connected with one end of the interior sheath, in the other end away from the handle, one end of the interior sheath other end and the electrode forms the first tip, and is being provided with window on the sophisticated sheath wall；The electrode is made up of close to described sophisticated one end multiple single electrodes, and the lower end of multiple single electrodes is wrapped up by electrode crust.
Description
Technical field
The present invention relates to technical field of medical instruments, more particularly relates to a kind of renal cyst radio frequency ablation electrode device.
Background technology
Renal cyst is one of most common disease of Urology Surgery, and treatment method injects sclerosing treatment after having renal cyst puncture
Two methods of and operative treatment.After injecting sclerosing treatment, curing agent can cause part cyst wall epithelial cell protein coagulation necrosis,
So as to reduce the secretion of cyst fluid, meanwhile, injection sclerosing treatment need to be treated repeatedly, and tumour is bigger, and therapeutic effect is poorer；And perform the operation
Treatment is based on laparoscopic surgery, when carrying out laparoscopic surgery, it is necessary to be partially separated the cyst wall of exposed kidney, and will be exposed
Cyst wall outside kidney cuts detachment, therefore, wound can be caused to compare larger, operating time is relatively long, and medical expense ratio
The problem of higher.
The content of the invention
The embodiment of the present invention provides a kind of renal cyst radio frequency ablation electrode device, exists to solve existing renal cyst treatment
The problem of wound is big, operating time length, and costly.
The embodiment of the present invention provides a kind of renal cyst radio frequency ablation electrode device, including：
Nook closing member, inner core, interior sheath, electrode, handle and electrode crust；
Being shaped as the interior sheath is cylindric, and the internal activity of the interior sheath sets the inner core, the shape of the inner core
Consistent with the shape of the interior sheath, the internal activity of the inner core sets the nook closing member；
Electrode is provided with the outside of the interior sheath, handle is provided with one end of interior sheath and on the outside of the electrode,
One end of the handle is connected with one end of the interior sheath, away from the handle the other end, the interior sheath other end and
One end of the electrode forms the first tip, and is being provided with window on the sophisticated sheath wall；
The electrode is made up of close to described sophisticated one end multiple single electrodes, and the lower end of multiple single electrodes is by electrode
Crust wraps up.
Preferably, the length of the nook closing member is more than the length of the inner core, and the length of the inner core is more than the interior sheath
Length, the nook closing member and the inner core form the second tip close to the one end at the described first tip, and second tip with
It is sophisticated the distance between with the handle that the distance between described handle is more than described first.
Preferably, the single electrode fills for thin slice；
The handle connects radio-frequency signal generator by wire, and controls the electrode along the interior sheath move down
Dynamic, the electrode drives multiple electrodes in bending or linear；
Wherein, described move up and down is moved for the electrode along the interior sheath in progress close to the handle and away from institute
State handle movement.
Preferably, in addition to spacer portion and secret cell is closed；
The electrode crust is isolated to form multiple closed chambers by the spacer portion.
The embodiment of the present invention provides a kind of renal cyst radio frequency ablation electrode device, including：Nook closing member, inner core, interior sheath, electrode,
Handle and electrode crust；Being shaped as the interior sheath is cylindric, and the internal activity of the interior sheath sets the inner core, the inner core
Shape it is consistent with the shape of the interior sheath, the internal activity of the inner core sets the nook closing member；The domestic outside is set
There is electrode, be provided with one end of interior sheath and on the outside of the electrode handle, one end of the handle and the interior sheath
One end is connected, and in the other end away from the handle, one end of the interior sheath other end and the electrode forms the first tip,
And it is being provided with window on the sophisticated sheath wall；The electrode is close to described sophisticated one end by multiple single electrode groups
Into the lower end of multiple single electrodes is wrapped up by electrode crust.The electrode provided in the device places an order to be made up of multiple single electrodes,
And the lower end of multiple single electrodes is wrapped up by electrode crust, when carrying out renal cyst treatment, by percutaneous renal cyst puncture passage, directly
Connect and insert electrode, by movement intrathecal including electrode, drive multiple single electrodes to form bending and melted, pass through interior sheath
The window of upper setting, so as to realize Real Time Observation Cystis therapeutic situation, operation can be reduced to the observation of tumour wall and electrode
Cyst wall bleeding, shortens treatment time, so as to solve existing renal cyst treatment big, the operating time length that wound be present, and expense
The problem of high.
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.
Fig. 1 is a kind of renal cyst radio frequency ablation electrode device structural representation provided in an embodiment of the present invention；
Fig. 2 is the structural representation of interior sheath provided in an embodiment of the present invention；
Fig. 3 is electrode structure schematic diagram provided in an embodiment of the present invention；
Fig. 4 is to be postponed under electrode provided in an embodiment of the present invention, and single electrode deforms upon schematic diagram；
Fig. 5 is single electrode provided in an embodiment of the present invention and its insulation sheath structural representation.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Fig. 1 is a kind of renal cyst radio frequency ablation electrode device structural representation provided in an embodiment of the present invention, and Fig. 2 is this hair
The structural representation for the interior sheath that bright embodiment provides；Fig. 3 is electrode structure schematic diagram provided in an embodiment of the present invention.
As shown in Fig. 1, Fig. 2 and Fig. 3, a kind of device of renal cyst radio-frequency ablation electrode 5 provided in an embodiment of the present invention is main
Including：Nook closing member 1, inner core 2, handle 3, interior sheath 4, electrode 5, window 6 and multiple single electrodes 7.
Specifically, as shown in figure 1, being shaped as interior sheath 4 is cylindric, inner core 2 is set in the internal activity of interior sheath 4, i.e., it is interior
Core 2 can be moved out of interior sheath 4；Further, the shape of inner core 2 with, the shape of interior sheath 4 is consistent, and cylinder,
The internal activity of inner core 2 is provided with nook closing member 1, and correspondingly, nook closing member 1 can also be moved out of inner core 2.
It should be noted that in embodiments of the present invention, in order to avoid nook closing member 1 slides from the other end of inner core 2, in nook closing member
1 top is additionally provided with fixing end, and the diameter of fixing end is more than the diameter of inner core 2, so as to solve nook closing member 1 from inner core 2
The other end slide the problem of.
As shown in Fig. 2 being provided with electrode 5 in the outside of interior sheath 4, set in one end of interior sheath 4 and positioned at the outside of electrode 5
There is handle 3.Wherein, one end of handle 3 is connected with one end of interior sheath 4, away from handle 3 the other end, the interior other end of sheath 4 and
One end of electrode 5 forms the first tip, and is provided with window 6 on the sheath wall close to the first tip.
Specifically, by the window 6 being arranged on sheath wall, it can be used for observation of the ureteroscope to tumour wall and electrode 5.
In embodiments of the present invention, the size of the particular location to window 6 and window 6, shape are not done specifically defined.
As shown in figure 3, electrode 5 is made up of close to the one end at the first tip multiple single electrodes 7, the lower end of multiple single electrodes 7
Wrapped up by electrode crust 8.In embodiments of the present invention, multiple single electrodes 7 are flake.In embodiments of the present invention, handle 3
Radio-frequency signal generator is connected by wire, and coordination electrode 5 moves up and down along interior sheath 4, i.e., electrode 5 is entering along interior sheath 4
Row moving back and forth close to handle 3 and away from handle 3.Further, electrode 5 moves back and forth, and can drive multiple single electrodes 7
In bending or linear.
And when electrode 5 glides, multiple single electrodes 7 can form shape as shown in Figure 4, i.e., multiple single electrodes 7 are in bending
Shape, the upper end of single electrode 7 is exposed outside, and in the lower end of single electrode 7 is wrapped in by electrode crust 8.
Fig. 5 is single electrode 7 provided in an embodiment of the present invention and its insulation sheath schematic diagram, as shown in figure 5, the present invention is implemented
The lower end of single electrode 7 that example provides is wrapped up by multiple electrodes crust 8, forms 9, interval, and it is close to be each spaced 9 i.e. formation one
The cell 10 closed.In actual applications, the single electrode 7 of different length according to the size of renal cyst, can first be selected；Further according to not
The same exposed sphere of tumour kidney, peel off the insulation sheath of different length, the single electrode 7 of exposed different length.I.e. by peeling off not
With the closed chamber of length, to adapt to the different exposed spheres of tumour kidney.
In actual applications, it is necessary to by the device of renal cyst radio-frequency ablation electrode 5 by percutaneous renal cyst puncture, i.e. nook closing member 1,
The shape of inner core 2 and interior sheath 4 should be designed as arrowhead form, so as to lift puncture efficiency.In embodiments of the present invention, pin
The length of core 1 is more than the length of inner core 2, and the length of inner core 2 is more than the length of interior sheath 4, and further, nook closing member 1 and inner core 2 lean on
The one end at nearly first tip forms the second tip, and the second tip and the distance between handle 3 be more than the first tip and handle 3 it
Between distance.
A kind of operation principle of device of renal cyst radio-frequency ablation electrode 5 provided by the present invention is mainly：Determine in B ultrasound or CT
Under position, the device direct transdermal of renal cyst radio-frequency ablation electrode 5, which punctures, enters tumour.Read and remember the scale on electrode 5, first
It is secondary that inner core 2 is extracted out of interior sheath 4, and inwardly sheath 4 is built into ureteroscope, can by the window 6 being arranged on the interior sheath wall of sheath 4
To realize that ureteroscope is observed；Further, moved down by the coordination electrode 5 of handle 3, substantially estimate kidney substantial margin away from wearing
Furcella breaks the distance of tumour wall, and ureteroscope is exited from interior sheath 4；Seal wire is inserted in inside sheath 4, exits electrode 5.Seal wire portion
Point it is retained in intracapsular, does the guiding punctured in next step.According to the kidney substantial margin of estimation away from the distance for wearing out tumour wall, stripping portion
The cell of sub-electrode crust 8, make the exposed length of single electrode 7 close with estimated distance.Electrode 5 is sent in tumour again along seal wire,
Deploying electrode 5, switch on power, adjust ablatograph power output, inside sheath 4 is built into ureteroscope, implements observation ablation situation,
Treat that the tumour of the exposed sphere of kidney bleaches or is carbonized, complete operation.
In summary, the embodiment of the present invention provides a kind of renal cyst radio frequency ablation electrode device, the electricity provided in the device
Pole places an order to be made up of multiple single electrodes, and the lower end of multiple single electrodes is wrapped up by electrode crust, is to lead to carrying out renal cyst treatment
Percutaneous renal cyst puncture passage is crossed, directly inserts electrode, by movement intrathecal including electrode, drives multiple single electrodes to be formed curved
It is curved and melted, can be to the observation of tumour wall and electrode, so as to realize Real Time Observation by the window set on interior sheath
Cystis therapeutic situation, operation cyst wall bleeding is reduced, shortens treatment time, wound be present so as to solve existing renal cyst treatment
The problem of wound is big, operating time length, and costly
Although preferred embodiments of the present invention have been described, but those skilled in the art once know basic creation
Property concept, then can make other change and modification to these embodiments.So appended claims be intended to be construed to include it is excellent
Select embodiment and fall into having altered and changing for the scope of the invention.
Obviously, those skilled in the art can carry out the essence of various changes and modification without departing from the present invention to the present invention
God and scope.So, if these modifications and variations of the present invention belong to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprising including these changes and modification.
Claims (4)
- A kind of 1. renal cyst radio frequency ablation electrode device, it is characterised in that including：Nook closing member, inner core, interior sheath, electrode, handle and electrode crust；Being shaped as the interior sheath is cylindric, and the internal activity of the interior sheath sets the inner core, the shape of the inner core and institute State that the shape of interior sheath is consistent, the internal activity of the inner core sets the nook closing member；Electrode is provided with the outside of the interior sheath, handle is provided with one end of interior sheath and on the outside of the electrode, it is described One end of handle is connected with one end of the interior sheath, in the other end away from the handle, the interior sheath other end and described One end of electrode forms the first tip, and is being provided with window on the sophisticated sheath wall；The electrode is made up of close to described sophisticated one end multiple single electrodes, and the lower end of multiple single electrodes is by electrode crust Parcel.
- 2. device as claimed in claim 1, it is characterised in that the length of the nook closing member is more than the length of the inner core, and institute The length for stating inner core is more than the length of the interior sheath, and the nook closing member and the inner core form the close to the one end at the described first tip Two tips, and it is described second it is sophisticated be more than the distance between with the handle described first it is sophisticated between the handle away from From.
- 3. device as claimed in claim 1, it is characterised in that the single electrode fills for thin slice；The handle connects radio-frequency signal generator by wire, and controls the electrode to be moved up and down along the interior sheath, institute State electrode and drive multiple electrodes in bending or linear；Wherein, described move up and down is moved for the electrode along the interior sheath in progress close to the handle and away from the hand Handle moves.
- 4. device as claimed in claim 1, it is characterised in that also including spacer portion and secret close cell；The electrode crust is isolated to form multiple closed chambers by the spacer portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711103288.5A CN107753103B (en) | 2017-11-10 | 2017-11-10 | Radio frequency ablation electrode device for renal cyst |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711103288.5A CN107753103B (en) | 2017-11-10 | 2017-11-10 | Radio frequency ablation electrode device for renal cyst |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107753103A true CN107753103A (en) | 2018-03-06 |
| CN107753103B CN107753103B (en) | 2024-05-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711103288.5A Active CN107753103B (en) | 2017-11-10 | 2017-11-10 | Radio frequency ablation electrode device for renal cyst |
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| Country | Link |
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| CN (1) | CN107753103B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201743745U (en) * | 2010-05-25 | 2011-02-16 | 王洪武 | Multiplex trocar for percutaneous puncture |
| CN103300917A (en) * | 2013-06-03 | 2013-09-18 | 吕世文 | Percutaneous coronary intervention radio frequency ablation electrode catheter |
| CN103519888A (en) * | 2013-10-30 | 2014-01-22 | 上海魅丽纬叶医疗科技有限公司 | Radiofrequency electrode with temperature measurement function and impedance measurement function and radiofrequency ablatograph |
| CN208659545U (en) * | 2017-11-10 | 2019-03-29 | 中山大学孙逸仙纪念医院 | A kind of renal cyst radio frequency ablation electrode device |
-
2017
- 2017-11-10 CN CN201711103288.5A patent/CN107753103B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201743745U (en) * | 2010-05-25 | 2011-02-16 | 王洪武 | Multiplex trocar for percutaneous puncture |
| CN103300917A (en) * | 2013-06-03 | 2013-09-18 | 吕世文 | Percutaneous coronary intervention radio frequency ablation electrode catheter |
| CN103519888A (en) * | 2013-10-30 | 2014-01-22 | 上海魅丽纬叶医疗科技有限公司 | Radiofrequency electrode with temperature measurement function and impedance measurement function and radiofrequency ablatograph |
| CN208659545U (en) * | 2017-11-10 | 2019-03-29 | 中山大学孙逸仙纪念医院 | A kind of renal cyst radio frequency ablation electrode device |
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| Publication number | Publication date |
|---|---|
| CN107753103B (en) | 2024-05-07 |
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