CN107625546A - A kind of radiofrequency ablation instrument - Google Patents
A kind of radiofrequency ablation instrument Download PDFInfo
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- CN107625546A CN107625546A CN201710977043.9A CN201710977043A CN107625546A CN 107625546 A CN107625546 A CN 107625546A CN 201710977043 A CN201710977043 A CN 201710977043A CN 107625546 A CN107625546 A CN 107625546A
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- output end
- ablation
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- control circuit
- radiofrequency
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Abstract
The present invention provides a kind of radiofrequency ablation instrument, including power circuit, handover module, boost control circuit, ablation control circuit and electrode, wherein, the input of the power circuit connects with civil power, the output end of the power circuit electrically connects with the input of the handover module, the output end of the handover module electrically connects with the input of the boost control circuit or the input of ablation control circuit, and the input of the electrode electrically connects with the output end of the boost control circuit and the output end of the ablation control circuit respectively.Radiofrequency ablation instrument provided in an embodiment of the present invention is also equipped with the function by stimulating muscle to find out disease damage tissue location while possessing ablation damaged tissues function, the treatment cost that other Medical Instruments are used in therapeutic process is reduced, also shortens and changes the treatment time that instrument is spent.
Description
Technical field
The present invention relates to medical equipment design field, more particularly to a kind of radiofrequency ablation instrument.
Background technology
Human body is the labyrinths being made up of many organic and inorganic substances, contains substantial amounts of dielectric in body fluid, such as from
Son, water, colloidal particles etc., human body rely primarily on ion movement conduction electric current.Plasma radiofrequency ablation techniques are exactly to utilize human body
In ion form plasma thin layer, dissociate the molecular link that cell component is formed in target tissue, cause tissue coagulation downright bad,
Form the therapeutic effect of ablation or cutting.Wherein, radiofrequency ablation technology is in relatively low temperature (10-70 DEG C)
Lower work, the electric knife (100-150 DEG C) used than tradition is minimized degree to the fire damage of perienchyma, at 60 DEG C
Target volume can be reduced, the capilary closing in target tissue, cut off lesion.Because radiofrequency ablation technology is present
Above-mentioned fire damage is low and the characteristic of tissue volume reduction, can realize after shortening patient's recovery time after the treatment, mitigating treatment
Pain and the advantages of reduce expenses of surgical treatment, and be increasingly becoming one of main trend of radiofrequency ablation therapy.
At present, the radiofrequency ablation instrument of in the market only has the function of ablation disease damage tissue, is using
Need doctor to determine that disease damage tissue location can use by other medical instruments before, multiple instrument are used in therapeutic process
Device adds treatment cost and extends treatment time.
The content of the invention
The embodiment of the present invention provides a kind of radiofrequency ablation instrument, and ablation is being carried out to solve current doctor
Preceding needs determine disease damage tissue location by other medical instruments, cause treatment cost to increase the problem of extending with treatment time.
In a first aspect, the embodiment of the present invention provides a kind of radiofrequency ablation instrument, including power circuit, switching mould
Block, boost control circuit, ablation control circuit and electrode, wherein, the input of the power circuit connects with civil power, the electricity
The output end of source circuit electrically connects with the input of the handover module, and the output end of the handover module controls with described stimulate
The input of circuit or the input electrical connection for melting control circuit, the input of the electrode stimulate control electricity with described respectively
The output end electrical connection of the output end on road and the ablation control circuit.
Optionally, the boost control circuit includes the first microcontroller and stimulating module, first microcontroller
Input electrically connects with the output end of the handover module, and the output end of first microcontroller is defeated with the stimulating module
Enter end electrical connection, the output end of the stimulating module electrically connects with the electrode.
Optionally, the radiofrequency ablation instrument also includes parameter adjuster, the output of the parameter adjuster
End electrically connects with the control terminal of first microcontroller.
Optionally, the ablation control circuit includes the second microcontroller and ablation module, second microcontroller
Input electrically connects with the output end of the handover module, and the output end of second microcontroller is defeated with the ablation module
Enter end electrical connection, the output end of the ablation module electrically connects with the electrode.
Optionally, the radiofrequency ablation instrument also includes ablation gear regulator, the ablation gear regulation
The output end of device electrically connects with the control terminal of second microcontroller.
Optionally, the radiofrequency ablation instrument also includes plasma water inlet pipe and plasma suction hose, described
Electrode is located on the flow path of the plasma water inlet pipe and plasma suction hose.
Optionally, the radiofrequency ablation instrument also includes floor push, and the floor push is stepped on including stimulation
Control of the output end of plate and ablation pedal, the output end for stimulating pedal and the ablation pedal with the handover module
End electrical connection.
Optionally, the radiofrequency ablation instrument also includes mode switching key, the mode switching key
Output end electrically connects with the control terminal of the handover module.
Optionally, the radiofrequency ablation instrument also includes warning circuit, the input of the warning circuit with
The output end electrical connection of the power circuit, the warning circuit include parameter check and correction unit and siren, the parameter check and correction
The input of unit electrically connects with the output end of the electrode, and the output end of parameter check and correction unit is defeated with the siren
Enter end electrical connection.
Optionally, the radiofrequency ablation instrument also includes display, the input of the display respectively with
The output end of the power circuit, the output end of boost control circuit and the output end electrical connection for melting control circuit.
In the embodiment of the present invention, radiofrequency ablation instrument includes power circuit, handover module, stimulates control electricity
Road, ablation control circuit and electrode, wherein, the input of the power circuit connects with civil power, the output of the power circuit
End electrically connects with the input of the handover module, the output end of the handover module and the input of the boost control circuit
Or the input electrical connection of ablation control circuit, the input of the electrode respectively with the output end of the boost control circuit and
The output end electrical connection of the ablation control circuit.Thus, doctor can during using radiofrequency ablation instrument
To control the input of the output end of handover module and boost control circuit to connect, so as to utilize radiofrequency ablation instrument
By stimulating muscle to find out disease damage tissue, without being determined again by other medical instruments to disease damage tissue location, reduce
The treatment cost of other Medical Instruments is used in therapeutic process, also shortens and changes the treatment time that instrument is spent.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, needed for being described below to the embodiment of the present invention
The accompanying drawing to be used is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention,
For those of ordinary skill in the art, without having to pay creative labor, can also be obtained according to these accompanying drawings
Obtain other accompanying drawings.
Fig. 1 is the structural representation of radiofrequency ablation instrument provided in an embodiment of the present invention；
Fig. 2 is the system block diagram of radiofrequency ablation instrument provided in an embodiment of the present invention；
Fig. 3 is the structural representation of electrode device in radiofrequency ablation instrument provided in an embodiment of the present invention.
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 part of the embodiment of the present invention, rather than whole embodiments.Based on this hair
Embodiment in bright, the every other implementation that those of ordinary skill in the art are obtained under the premise of creative work is not made
Example, belongs to the scope of protection of the invention.
Please refer to Fig. 1 and Fig. 2, wherein, Fig. 1 is radiofrequency ablation instrument provided in an embodiment of the present invention
Structural representation；Fig. 2 is the system block diagram of radiofrequency ablation instrument provided in an embodiment of the present invention.The embodiment of the present invention
A kind of radiofrequency ablation instrument is provided, including housing 200, the circuit board that is contained in the housing 200 and is arranged at
Electrode device 300 outside the housing 200, electrode device 300 include electrode 50, input and the circuit board of the electrode 50
Output end electrically connects.The circuit board includes power circuit 10, handover module 20, boost control circuit 30 and ablation control circuit
40, wherein, the input of the power circuit 10 is connected by the power interface on housing 200 with civil power, the power circuit
10 output ends electrically connected with the input of the handover module 20, the output end of the handover module 20 with it is described stimulate control
The input of circuit 30 or the input electrical connection for melting control circuit 40, the input of the electrode 50 respectively with the stimulation
The output end electrical connection of the output end of control circuit 30 and the ablation control circuit 40.
In embodiments of the present invention, doctor is controllable when needing the motorial damaged part to patient to be determined
The output end of handover module 20 processed is connected with the input of boost control circuit 30 enters stimulus modality, and boost control circuit 30 exists
After obtaining electric energy, the output of coordination electrode 50 stimulates radio-frequency current, and doctor is seen whether out by the way that electrode 50 is in contact with patient
The situation of existing motor fiber control contraction of muscle, if occurring, the position that electrode 50 currently contacts is the position that kinesitherapy nerve is damaged
Put, reach the function of determining impaired kinesitherapy nerve position.After impaired kinesitherapy nerve position is determined, doctor is controlled again
The output end of handover module 20 processed disconnects with the input of boost control circuit 30, then with melting the input of control circuit 40
Connection enters ablation mode, and ablation control circuit 40 is after electric energy is obtained, the output ablation radio-frequency current of coordination electrode 50, and by
Plasma water and low temperature environment (40-70 DEG C) start to carry out ablation to the position of movement of patient nerve damage, specifically, should
It is thin to be that ion in tissue forms plasma between electrode 50 and impaired kinesitherapy nerve with 100KHz ablation radio-frequency current
Layer, plasma is by electric field acceleration in layer, and transfers energy to impaired kinesitherapy nerve, is combined so as to interrupt iuntercellular molecule
Key, it is carbohydrate and oxide to make the cell disintegration in impaired kinesitherapy nerve, reaches liquefaction ablation affected motion nerve
Effect.
Wherein, the boost control circuit 30 includes the first microcontroller 31 and stimulating module 32, under stimulus modality, institute
The input for stating the first microcontroller 31 electrically connects with the output end of the handover module 20, first microcontroller 31 it is defeated
Go out end to electrically connect with the input of the stimulating module 32, the output end of the stimulating module 32 electrically connects with the electrode.
First microcontroller 31 is used to set voltage, electric current, pulsewidth and frequency in stimulus modality etc. to stimulate radio frequency parameter,
The stimulation radio frequency parameter of acquiescence is prestored in first microcontroller 31, when entering stimulus modality every time, the first microcontroller 31
The stimulation radio frequency parameter of acquiescence can be set to, last stimulation radio frequency parameter when leaving stimulus modality can also be automatically set to.
First microcontroller 31 transmits the stimulation radio frequency parameter of setting to stimulating module 32, and stimulating module 32 is according to the first microcontroller
The stimulation radio frequency parameter coordination electrode 50 of 31 inputs exports corresponding stimulation radio-frequency current.In the present embodiment, radio frequency parameter is stimulated
In frequency be in the range of 2-20Hz, pulsewidth is in the range of 1-3ms, voltage is less than 10V and electric current and is more than 1.0mA.
In addition, the ablation control circuit 40 includes the second microcontroller 41 and ablation module 42, under ablation mode, institute
The input for stating the second microcontroller 41 electrically connects with the output end of the handover module 20, second microcontroller 41 it is defeated
The input for going out end with the ablation module 42 electrically connects, and the output end of the ablation module 42 electrically connects with the electrode 50.
Second microcontroller 41 is used to set the ablation radio frequency parameter such as voltage, electric current, pulsewidth and frequency in ablation mode,
The ablation radio frequency parameter of acquiescence is prestored in second microcontroller 41, when entering ablation mode every time, the second microcontroller 41
The ablation radio frequency parameter of acquiescence can be set to, last ablation radio frequency parameter when leaving ablation mode can also be automatically set to.
Second microcontroller 41 transmits the ablation radio frequency parameter of setting to ablation module 42, and ablation module 42 is according to the second microcontroller
The ablation radio frequency parameter coordination electrode 50 of 41 inputs exports corresponding ablation radio-frequency current.
Fig. 3 is please referred to, Fig. 3 is the knot of electrode device in radiofrequency ablation instrument provided in an embodiment of the present invention
Structure schematic diagram.Electrode device 300 includes electrode 50, and electrode 50 includes electrode input 51 and electrode emission end 52, electrode input
51 insertion housings 200 simultaneously electrically connect with the output end of stimulating module 32 and the output end of ablation module 42 respectively, in stimulus modality
When, electrode input 51 is sent after receiving the stimulation radio-frequency current that stimulating module 32 exports by electrode emission end 52；In ablation mould
During formula, electrode input 51 is sent after receiving the ablation radio-frequency current that ablation module 42 exports by electrode emission end 52.
Optionally, the radiofrequency ablation instrument also includes parameter adjuster 60, the parameter adjuster 60
Control terminal of the output end respectively with first microcontroller 31 and second microcontroller 41 electrically connects.
As shown in figure 1, parameter adjuster 60 is arranged at outside housing 200, including at least frequency regulator, voltage-regulation
One kind in device, pulse-width modulator, frequency regulator, voltage regulator, pulse-width modulator are that knob, button or pull bar etc. are any
The form of regulatory function can be realized.Under stimulus modality, doctor can be directly right by the parameter adjuster 60 outside housing 200
Stimulation radio frequency parameter in first microcontroller 31 is adjusted；Under ablation mode, doctor can be directly by housing 200 outside
Parameter adjuster 60 the ablation radio frequency parameter in second microcontroller 41 is adjusted.
In the present embodiment, doctor can voluntarily adjust under stimulus modality or ablation mode according to the difference of patient's physiological conditions
Whole stimulation radio frequency parameter or ablation radio frequency parameter, it is easy to operate and disclosure satisfy that the differentiated demand during use.
Further, the radiofrequency ablation instrument also includes ablation gear regulator 70, the ablation gear
The output end of adjuster 70 electrically connects with the control terminal of second microcontroller 41.
Ablation gear regulator 70 is arranged at outside housing 200, is melted in gear regulator 70 and is prestored predetermined number
Gear, each gear corresponds to different ablation radio frequency parameters, and after doctor selects a certain gear, the second microcontroller 41 of control is current
Ablation radio frequency parameter be revised as ablation radio frequency parameter corresponding to the gear.It is knob, button or drawing to melt gear regulator 70
Bar etc. can arbitrarily realize the form of regulatory function.In the present embodiment, ablation gear regulator 70 uses the form of button, including
For lifting the upshift key of current ablation gear one-level and for reducing the current downshift key for melting gear one-level.In other implementations
In example, multiple buttons can also be used to correspond to the form of one-level ablation gear respectively, the application is not limited thereto.
As shown in figure 3, optional, the radiofrequency ablation instrument also includes plasma water inlet pipe 81 and plasma
Suction hose 82, the electrode 50 are located on the flow path of the plasma water inlet pipe 81 and plasma suction hose 82.
In the present embodiment, radiofrequency ablation instrument be additionally arranged plasma water inlet pipe 81 and plasma suction hose 82 in
On electrode device 300, under ablation mode, the plasma physiological saline that plasma water inlet pipe 81 flows out flows through impaired kinesitherapy nerve
Siphoned away afterwards by plasma suction hose 82.In the present embodiment, by setting up plasma water inlet pipe 81 and plasma suction hose 82, ensure
Radiofrequency ablation instrument ionic weight sufficient in ablation procedure, under the weaker environment of voltage sufficient ionic weight
The effect of ablation can be ensured.In addition, plasma water inlet pipe 81 and plasma suction hose 82 are arranged at electrode device 300
On, doctor holds the process for just completing the supply of plasma physiological saline when electrode device 300 does ablation in the lump, reduces low
The operation difficulty of warm plasma radiofrequency ablatograph.
Optionally, the radiofrequency ablation instrument also includes mode switching key, the mode switching key
Output end electrically connects with the control terminal of the handover module.
Mode switching key is arranged at outside housing 200, doctor press in use mode switching key can make it is low
Warm plasma radiofrequency ablatograph switches between stimulus modality and ablation mode.
Further, the radiofrequency ablation instrument also includes floor push, and the floor push includes stimulating
Pedal 91 and ablation pedal 92, it is described stimulate pedal 91 output end and it is described ablation pedal 92 output end with the switching
The control terminal electrical connection of module 20.
During doctor carries out impaired kinesitherapy nerve positioning and ablation to patient, more the time is in disease
People observes the physiological status of patient at one's side, and apart from housing 200 farther out, the above-mentioned pattern switching being arranged at outside housing 200 by
It not is easily, it is necessary to doctor walks up and down between radiofrequency ablation instrument and patient that key, which uses, is reduced
Therapeutic efficiency.In the present embodiment, it is provided with for doctor over the course for the treatment of by foot pedal so that low-temperature plasma radio frequency
The floor push that ablatograph switches between stimulus modality and ablation mode.Floor push can be arranged on the sick bed of patient
Under, the leg that can also be arranged at doctor follow doctor to move together, can also freely be positioned over ground, doctor is in therapeutic process
In can arbitrarily adjust the position of floor push in order to switch the current of radiofrequency ablation instrument by floor push
Mode of operation.Floor push includes stimulating pedal 91 and ablation pedal 92, the low-temperature plasma when doctor steps on and stimulates pedal 91
The mode of operation of radiofrequency melting instrument switching switches to stimulus modality；When doctor steps on ablation pedal 92, low-temperature plasma radio frequency disappears
The mode of operation for melting instrument switches to ablation mode.
Optionally, the radiofrequency ablation instrument also includes warning circuit 100, the warning circuit 100 it is defeated
Enter end to electrically connect with the output end of the power circuit 10, the warning circuit 100 includes parameter check and correction unit 101 and siren
102, the input of the parameter check and correction unit 101 electrically connects with the output end of the electrode 50, and the parameter proofreads unit 101
Output end electrically connected with the input of the siren 102.
As shown in Fig. 2 warning circuit 100 obtains electric energy from power circuit 10, wherein, the of parameter check and correction unit 101
One input is electrically connected with the output end of electrode 50 to measure stimulation radio-frequency current/ablation radio frequency electrical that electrode 50 is actually sent out
Stream, the second input of parameter check and correction unit 101 respectively with the output end of the first microcontroller 31 and the second microcontroller 41
Output end electrically connects.Under stimulus modality, parameter check and correction unit 101 compares the electrode 50 obtained from first input end and is actually sent out
The parameters value of stimulation radio-frequency current whether the stimulation sent with the first microcontroller 31 obtained from the second input is penetrated
Frequency parameter is identical, if differing output alarm signal to siren 102；Under ablation mode, parameter check and correction unit 101 compare from
Whether the parameters value for the ablation radio-frequency current that the electrode 50 that first input end obtains is actually sent out from the second input with obtaining
The ablation radio frequency parameter that the second microcontroller 41 taken is sent is identical, if differing output alarm signal to siren 102.Alarm
Device 102 receives alarm signal and performs alarm item, and siren 102 is that buzzer, audible-visual annunciator, flash lamp etc. arbitrarily can
The device of warning effect is played, the application is not construed as limiting to this.
In the present embodiment, set in the parameters value for the stimulation radio-frequency current that electrode 50 is sent with the first microcontroller 31
Stimulation radio frequency parameter value difference when or electrode 50 parameters value and the second microcontroller 41 of the ablation radio-frequency current that send
During the ablation radio frequency parameter value difference of setting, doctor's radiofrequency ablation instrument is notified by the very first time of siren 102
Break down, doctor closes radiofrequency ablation immediately after learning that radiofrequency ablation instrument breaks down
Instrument, avoid damaging patient.
Optionally, the radiofrequency ablation instrument also includes display 110, the input of the display 110
Output end with the power circuit 10, the output end of boost control circuit 30 and the output end electricity for melting control circuit 40 respectively
Connection.
Display 110 obtains electric energy from power circuit 10, wherein, the input of display 110 is also with stimulating control electricity
The output end electrical connection of the output end and ablation control circuit 40 on road 30, under stimulus modality, display 110 can get thorn
Swash the stimulation radio-frequency current that module 32 is sent, by the Treatment Analysis to stimulating radio-frequency current, finally show stimulation radio frequency electrical
The parameters value of stream；Under ablation mode, display 110 can get the ablation radio-frequency current that ablation module 42 is sent,
By the Treatment Analysis to melting radio-frequency current, the parameters value for stimulating radio-frequency current is finally shown.Doctor can pass through
Display 110 learns the parameter value size for stimulation radio-frequency current/ablation radio-frequency current that front electrode 50 is sent, and also allows for each
Parameter value is adjusted.
The foregoing is only a specific embodiment of the invention, but protection scope of the present invention is not limited thereto, any
Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all be contained
Cover within protection scope of the present invention.Therefore, protection scope of the present invention should be defined by scope of the claims.
Claims (10)
- A kind of 1. radiofrequency ablation instrument, it is characterised in that including power circuit, handover module, boost control circuit, Melt control circuit and electrode, wherein, the input of the power circuit connects with civil power, the output end of the power circuit and The input electrical connection of the handover module, the input of the output end of the handover module and the boost control circuit or disappears Melt the input electrical connection of control circuit, the input of the electrode respectively with the output end of the boost control circuit and described Melt the output end electrical connection of control circuit.
- 2. radiofrequency ablation instrument according to claim 1, it is characterised in that the boost control circuit includes First microcontroller and stimulating module, the input of first microcontroller electrically connect with the output end of the handover module, The output end of first microcontroller electrically connects with the input of the stimulating module, the output end of the stimulating module and institute State electrode electrical connection.
- 3. radiofrequency ablation instrument according to claim 2, it is characterised in that the low-temperature plasma radio frequency disappears Melting instrument also includes parameter adjuster, and the output end of the parameter adjuster electrically connects with the control terminal of first microcontroller.
- 4. radiofrequency ablation instrument according to claim 1, it is characterised in that the ablation control circuit includes Second microcontroller and ablation module, the input of second microcontroller electrically connect with the output end of the handover module, The output end of second microcontroller electrically connects with the input of the ablation module, the output end of the ablation module and institute State electrode electrical connection.
- 5. radiofrequency ablation instrument according to claim 4, it is characterised in that the low-temperature plasma radio frequency disappears Melting instrument also includes ablation gear regulator, the output end and the control terminal of second microcontroller of the ablation gear regulator Electrical connection.
- 6. the radiofrequency ablation instrument according to any one of claim 1-5, it is characterised in that described low temperature etc. Ion radiofrequency melting instrument also includes plasma water inlet pipe and plasma suction hose, the electrode be located at the plasma water inlet pipe and On the flow path of plasma suction hose.
- 7. the radiofrequency ablation instrument according to any one of claim 1-5, it is characterised in that described low temperature etc. Ion radiofrequency melting instrument also includes floor push, and the floor push includes stimulating pedal and ablation pedal, the stimulation pedal Output end and control terminal of the output end with the handover module of the ablation pedal electrically connect.
- 8. the radiofrequency ablation instrument according to any one of claim 1-5, it is characterised in that described low temperature etc. Ion radiofrequency melting instrument also includes mode switching key, the output end of the mode switching key and the control of the handover module End electrical connection.
- 9. the radiofrequency ablation instrument according to any one of claim 1-5, it is characterised in that described low temperature etc. Ion radiofrequency melting instrument also includes warning circuit, and the output end of the input of the warning circuit and the power circuit is electrically connected Connect, the warning circuit includes parameter check and correction unit and siren, the input and the electrode of the parameter check and correction unit Output end electrically connects, and the output end of the parameter check and correction unit electrically connects with the input of the siren.
- 10. the radiofrequency ablation instrument according to any one of claim 1-5, it is characterised in that the low temperature Plasma radiofrequency ablatograph also includes display, the input of the display output end with the power circuit, thorn respectively Swash the output end electrical connection of the output end and ablation control circuit of control circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710977043.9A CN107625546A (en) | 2017-10-19 | 2017-10-19 | A kind of radiofrequency ablation instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710977043.9A CN107625546A (en) | 2017-10-19 | 2017-10-19 | A kind of radiofrequency ablation instrument |
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| CN107625546A true CN107625546A (en) | 2018-01-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710977043.9A Withdrawn CN107625546A (en) | 2017-10-19 | 2017-10-19 | A kind of radiofrequency ablation instrument |
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Application publication date: 20180126 |
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| WW01 | Invention patent application withdrawn after publication |