CN2304364Y - Prostate organ therapeutic instrument - Google Patents
Prostate organ therapeutic instrument Download PDFInfo
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- CN2304364Y CN2304364Y CN 97216395 CN97216395U CN2304364Y CN 2304364 Y CN2304364 Y CN 2304364Y CN 97216395 CN97216395 CN 97216395 CN 97216395 U CN97216395 U CN 97216395U CN 2304364 Y CN2304364 Y CN 2304364Y
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- 210000002307 prostate Anatomy 0.000 title claims abstract description 14
- 230000001225 therapeutic effect Effects 0.000 title abstract description 8
- 238000002679 ablation Methods 0.000 claims abstract description 19
- 210000001519 tissue Anatomy 0.000 claims description 14
- 239000000155 melt Substances 0.000 claims description 10
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 238000000338 in vitro Methods 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 5
- 238000007493 shaping process Methods 0.000 claims description 5
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 229910000639 Spring steel Inorganic materials 0.000 claims description 2
- 231100000252 nontoxic Toxicity 0.000 claims description 2
- 230000003000 nontoxic effect Effects 0.000 claims description 2
- 238000012545 processing Methods 0.000 claims description 2
- 238000005728 strengthening Methods 0.000 claims 2
- 238000005259 measurement Methods 0.000 claims 1
- 210000003708 urethra Anatomy 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 6
- 208000032843 Hemorrhage Diseases 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 4
- 230000007774 longterm Effects 0.000 abstract description 4
- 206010002091 Anaesthesia Diseases 0.000 abstract description 2
- 230000037005 anaesthesia Effects 0.000 abstract description 2
- 238000009529 body temperature measurement Methods 0.000 abstract 2
- 230000036407 pain Effects 0.000 abstract 1
- 238000011084 recovery Methods 0.000 abstract 1
- 230000000630 rising effect Effects 0.000 abstract 1
- 206010020718 hyperplasia Diseases 0.000 description 7
- 230000002390 hyperplastic effect Effects 0.000 description 5
- 238000002560 therapeutic procedure Methods 0.000 description 5
- 238000001914 filtration Methods 0.000 description 4
- 210000004400 mucous membrane Anatomy 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
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- 230000001276 controlling effect Effects 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
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- 239000004033 plastic Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 238000000015 thermotherapy Methods 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 206010004446 Benign prostatic hyperplasia Diseases 0.000 description 1
- 208000024172 Cardiovascular disease Diseases 0.000 description 1
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Abstract
The utility model relates to a prostate organ therapeutic instrument which comprises an extrasomatic electrode and an ablation electrode. A temperature measurement device and a temperature control device are respectively connected with a patient focus and an ablation signal generator, and meanwhile, a computer control system is connected with the temperature measurement device and the temperature control device. In addition, the ablation electrode comprises a single needle electrode and a double-knife electrode. The electrode can transfer a temperature signal to the control system, control the output power and the change rule of the signal generator and parameters during the treatment procedure such as initial temperature, temperature rising speed, the highest keeping temperature, and holding time according to the treatment procedure, and implement automatic control and complete entire treatment course safely and easily. The prostate organ therapeutic instrument has the advantages of less wound, quick recovery, no pain, less hemorrhage, no need of hospitalization, no sequelae, stable long-term curative effect, etc. The anesthesia of the inner surface of urethra is only needed.
Description
This utility model relates to the prostatic a kind of Medical Instruments of a kind of treatment, relates in particular to a kind of directly thrusting with ablating electrode and prostate is diminished reach the therapeutic instrument of similar surgical result.
Hyperplasia of prostate (BPH) is commonly called as prostate hyperplasia, is commonly encountered diseases, frequently-occurring disease that middle-aged men and old men is gone into.Its symptom is that frequent micturition, urgent micturition, dysuria, nocturia wait often.
The method of treatment BPH has Drug therapy (as QIANLIEKANG, bamboo grove peace etc.), naturopathy and operative treatment etc., and these therapies all respectively have its merits and demerits; The completeness of treatment surely belongs to open operation, but its wound is big, hemorrhage many, and postoperative is easy to generate complication, sequela again, and especially for the old high-risk patient that reaches with cardiovascular and cerebrovascular disease and diabetes, often inconvenience is adopted.
Electrotomy (TURP) also has shortcomings such as dig hindering big, hemorrhage many and water intoxication though lack than the open operation amount of bleeding, and doctor's technical merit is required high, so be difficult to popularize at middle and small hospital.
Thermotherapy technology such as microwave heat therapeutic though radio-frequency (RF) thermotherapeutic etc. are very safe, do not have any sequela, and through finding its long-term efficacy instability after one section clinical practice, therefore medical circle is being sought a kind of ideal Therapeutic Method always for many years.
The purpose of this utility model be to design a kind of wound little, go out insufficiency of blood, recover fast, no sequel, long-acting stable therapeutic instrument.
This utility model be achieved in that by melt signal generator, electrode in vitro, ablating electrode, thermometric and attemperating unit, computer control system is formed.Wherein electrode in vitro, ablating electrode, thermometric and attemperating unit respectively with patient's focus, melt signal generator and be connected, computer links to each other with display with temperature regulating device, printer, keyboard with thermometric respectively.
Ablating electrode divides single needle ablating electrode and double-pole ablating electrode, and the single needle ablating electrode is formed by connecting by needle point, shank, plug cover, plug successively.The shank forward part is made up of shell heat-shrink tube, flexible steel wire successively, mid portion successively by shell master temperature-measuring heat couple, pay a temperature-measuring heat couple and form, decline successively by shell spring steel wire insulation sleeve, melt holding wire and form.
The double-pole ablating electrode is connected by guide head, double-pole electrode, guide post, connector successively, and connector respectively with electrode handle, endoscope, melt signal generator and be connected.Electrode handle has taper knob outward, below interior leaded ring, the push-pull bar, push-pull bar successively with push away turn round, draw ring links to each other.Sealing ring, seal cover are arranged above the push-pull bar successively, endoscope's patchhole, seal groove, lead-in wire groove, bath hole are arranged above the endoscope successively.
Compared with prior art, this utility model internal ablation cure instrument for prostata tissue has tangible advantage:
1. because ablation is to carry out in prostata tissue, and temperature that can strict control mucous membrane of urethra, therefore can make mucous membrane of urethra avoid damage, recover fast, do not have any sequela.
2. because ablation cure instrument is to make that hyperplastic prostate tissue solidifies on a large scale, downright bad, postoperative is absorbed gradually, make hyperplastic tissue's fibrosis, cavitation, reach whole prostate and dwindle.Therefore, thorough treatment, long-term efficacy is stable.
Treatment time short, if with the treatment of single needle ablating electrode, every patient only need prick the 6--8 pin, the about 5--7 of every pin minute, generally can finish treatment in 40--60 minute.If with double-pole ablating electrode treatment (being particularly suitable for the lateral lobe prostate hyperplasia), every patient only pricks 2--4 time, need about 20--30 minute can finish treatment for general.
4. use the double-pole ablating electrode not only to shorten treatment time greatly, but also solved accurate orientation problem, curative effect is improved more.The single needle ablating electrode is provided convenience for loose patient of treatment middle period.
5. ablation only needs to do surface anesthesia of urethra before treatment and gets final product, and need not be in hospital, and therefore, is applicable to out-patient treatment.Clinical practice proves that the patient only needs to have a rest the same day in treatment, and second day just can normal activity.
6. ablation is less demanding to doctor's operation skill, is convenient to apply at small-middle hospital.
7. safety is good, also can be suitable for high-risk patient, and postoperative does not have any sequela.
Further embodiment is described in detail below in conjunction with accompanying drawing:
Fig. 1 is a block diagram of the present utility model
Fig. 2 is a single needle ablating electrode structural representation
Fig. 3 is a single needle ablating electrode structure cut-away view
Fig. 4 is a double-pole ablating electrode structural representation
Fig. 5 is a double-pole ablating electrode structure cut-away view
Fig. 6 A is a double-pole ablating electrode guide head structural representation
Fig. 6 B is the A-A cut-away view of double-pole ablating electrode guide head Fig. 6 A
Fig. 6 C is a double-pole ablating electrode guide head graph structure cut-away view
Fig. 6 D is the B-B cut-away view of double-pole ablating electrode guide head graph structure Fig. 6 C
Fig. 6 E is the C-C cut-away view of double-pole ablating electrode guide head graph structure Fig. 6 C
Fig. 7 is double-pole ablating electrode combination sketch map
Fig. 8 is a double-pole ablating electrode guide post assembly sketch map
Fig. 8 A is a double-pole ablating electrode guide post scale sketch map
Fig. 8 B is the B-B scale vertical view of double-pole ablating electrode guide post Fig. 8 A
Fig. 8 C is a double-pole ablating electrode guide post organigram
Fig. 8 D is the A-A electrode cutter chamber portion diagrammatic sketch of double-pole ablating electrode guide post Fig. 8 C
Fig. 9 A is a double-pole ablating electrode connector structure cut-away view
Fig. 9 B is the A-A vertical view of double-pole ablating electrode connector Fig. 9 A
Figure 10 is a double-pole ablating electrode electrode handle structure cut-away view
Figure 11 is this utility model electrode in vitro structural representation
Figure 12 melts the signal generator circuit block diagram for this utility model
Figure 13 melts the signal generator circuit diagram for this utility model
As shown in Figure 1, internal ablation cure instrument for prostata tissue is by melting the signal that melts that signal generator 1 produced, being added to patient's intralesional by electrode in vitro and ablating electrode.Patient's focus 3 links to each other with temperature regulating device 6, electrode in vitro 2, ablating electrode 4 with thermometric respectively, and computer 5 links to each other with temperature regulating device 6, printer 8, keyboard and display 7 with thermometric respectively again.
As shown in Figure 2, the single needle ablating electrode connects shank [10] by needle point [9] and connects plug cover [11] and connect plug [12] four parts again and form.
Needle point in Fig. 3 [9] is taper or prismatic structure, and matrix is a metal material, chrome-faced; Main temperature-measuring heat couple [16,17] and elastic wire and the steel pipe [15,18] paid is housed in the shank [10], main temperature-measuring heat couple [16] is used to measure the ablation temperature in the prostata tissue, pay the temperature that temperature-measuring heat couple is used to measure the mucous membrane of urethra place, thermocouple wire is wrapped in equably to be strengthened on the steel wire, strengthen the part that steel wire and needle point join, the 3--4 centimeter length is arranged, its pliability is fine, other parts have rigidity preferably, the outer cover of needle body has nontoxic plastic bushing [14,20], its front end is connected with needle point, after terminate on six core plugs 1 [12].
The double-pole ablating electrode connects successively and connects double-pole electrode [23] by guide head [22] and connect guide post [24] junctor [25] and company's electrode handle [27] are formed repeatedly as shown in Figure 4; Connector will melt signal generator [1] [Figure 11], endoscope [32], electrode handle [27] and guide post [24] and be connected to form complete ablation system.
Guide head [22] is made by rigid plastics as shown in Figure 6, and the top is crooked streamlined, smooth surface, and there are former and later two feeds and withdrawing rectangular opening [41] in the side, and crooked gathering sill [42] is arranged in the hole.Front end at guide head has an apopore [33] for the flushing liquor circulation.When treatment beginning feed, double-pole stretches out from two rectangular openings and thrusts in the body of prostate, treats the double-pole that finishes and regains.
The double-pole electrode is made up of cutter head [45], blade [46] and soft bar [47] as shown in Figure 7.
Cutter head [45] be through antirust processing have favorable elasticity and a flexible thin slice bullion, it is most advanced and sophisticated sharp like sword, is convenient to penetrate mucous membrane of urethra and thrusts in the prostate.This knife-edge thorn mouthful wound is little, and the contact area of ablating electrode and hyperplastic tissue is big, the therapeutic efficiency height.
The front end of cutter head [45] has the exposed part about 10mm, the electrode of conductive heater when melting, and aft section is sealed insulation [44] with heat-shrink tube entirely.Push-pull bar [28] is made by metal material.Its front end links to each other with insulating cement with soft bar [47], soft bar can be delivered to the active force of the interior push-pull bar of electrode handle [Figure 10] [28] (thrust or pulling force) on the cutter head during treatment, realize the feed and the withdrawing of cutter head, the whole of blade [46] also seal insulation [44] with heat-shrink tube, and it has lubricated and water-sealed effect.
Temperature transducer [43] is located in the cutter head root heat-shrink tube, four leads of thermocouple are encapsulated in the heat-shrink tube [44] along blade [46], soft bar [47], four thermocouple wires of drawing from soft bar [47] and push-pull bar [28] connecting place and melt holding wire is received connector through the lead-in wire groove electrode plug 2[30] on.
Guide post is to be 7mm with external diameter as shown in Figure 8, and the stainless steel tube of internal diameter 6.6mm [24] is made, and being provided with diameter in the pipe is the endoscope chamber [51] of 4.5mm, can supply endoscope's break-through in guide post [24], also provides path for flushing liquor simultaneously.
For the ease of endoscope's observation, have the observation window [50] of strip at the close guide head place of the front end of guide post, the length of window is about 6cm, and wide is 4mm, enough observes the prostate in maximal possible length (footpath up and down).In this window interior, being provided with a very thin cross section between endoscope chamber [51] and the electrode cutter chamber [52] is U-shaped scale [49], and the doctor can accurately measure prostate footpath size up and down with endoscope, so that determine the optimal ablation number of times.
Connector is the hexagon octahedron as shown in Figure 9, and thickness is about 16mm, and wherein six faces have port, and they are respectively: the guide post interface [53] that is located at dead ahead; Endoscope's patchhole [37] of rear end has the anti-sealing ring [56] that leaks in the hole, seal cover [55] is used for fixing sealing ring.Being provided with six core plug holes [35] for connection signal line and temperature thermocouple line in endoscope's patchhole [37] plane, right side, is electrode handle patchhole [54] on the plane, left side; On two big planes up and down, be provided with bath hole [26] in correspondence with each other.
Electrode handle [Figure 10] is pushed away by taper knob [38], push-pull bar [28], sealing ring [56] and seal cover [55] and turns round [40] and draw ring [29] is formed as shown in figure 10.Push-pull bar is that the stainless steel tube of 4mm is made by diameter, and alignment pin [57] is arranged on it, and it and taper knob [38] match, and finishing the advance and retreat size (2cm) of double-pole, and push-pull bar can not be rotated in the vertical plane of axle.
Electrode in vitro is the dispatch from foreign news agency pole plate of being manufactured by a stainless sheet steel [58] as shown in figure 11, and external electrode lead-in wire [59] and external electrode plug [60] are formed.
During treatment, the dispatch from foreign news agency pole plate is affixed on the lumbar vertebra sacrum portion that is in the calculi position patient, the external electrode plug is connected on and melts the signal generator outfan, so electrode in vitro constitutes signal path with the intraprostatic ablating electrode of insertion through melting signal generator [1] and tissue.Because of the contact area of interior ablating electrode and tissue is little, so the electric current density maximum around the ablating electrode, the Jiao Er heat energy of generation makes the temperature of hyperplastic tissue up to 60 ℃--and 95 ℃, the prostata tissue around the interior electrode is because of the coagulation necrosis that is heated.Organizing gradually of these necrosis can be absorbed, and whole prostate withered dwindle, thereby make the urethra broadening, and the urine circulation is smooth.The ultimate principle of ablation in Here it is the tissue also is the key point that the long-term efficacy of this Therapeutic Method is better than other thermotherapy method.
Signal generator produces energy used when treating as shown in figure 12, and this output power signal is accurately controlled by computer program.
The pick off of measuring and controlling temp device [6] [16,17,43] places the top of ablating electrode (pin or cutter), can directly measure the temperature that melts of hyperplastic tissue like this.
Computer control system [5,7,8] is the control centre of whole therapeutic instrument.It melts the output and the Changing Pattern of signal generator according to treatment procedure and observed temperature control.Initial temperature in the treatment procedure, programming rate, the highest maintenance temperature and parameter such as hold time all are to determine according to the practical experience of biomedical principle and medical treatment.Can realize control automatically during treatment, alleviate doctor's labor intensity and guarantee safely, successfully to finish therapeutic process.
Display and keyboard are the people--the interface of-machine dialogue, software system can guarantee friendly interface.Can be during treatment with menu-style Xiang doctor's prompting operation program and step, the doctor can import relevant data and set up the treatment archives according to patient.In the therapeutic process, can watch the temperature illustrated case of change curve and each ablation points in time on the display screen.Can from hard disc of computer, access any case archives for research and teaching use afterwards with keyboard and display.
The signal generator that melts of Figure 12 is to form circuit [61] with DC voltage respectively by voltage regulator circuit [62], filter circuit [65], on-off circuit [63] links to each other, DC voltage forms circuit [61] front and is inserted by alternating voltage 220, on-off circuit [63] respectively with spacing output circuit [64], squarer [66] links to each other, spacing output circuit [64] directly links to each other with load [71], in addition drive circuit [67] respectively with filter circuit [65], pulse shaping and pulse-width modulation circuit [69] join, and direct current amplifier [68] front is inserted direct current input [70] back and linked to each other with pulse width modulator [69] with pulse shaping.
As shown in figure 13, DC voltage formation circuit [61] is by mains transformer T
1And with its secondary two all wave rectification that link to each other and filter circuit composition.Wherein the output voltage of one group of current rectifying and wave filtering circuit is about 300V, and it is as the input voltage of voltage regulator circuit [62]; The output (18V) of another group rectifying and wave-filtering is through the DC voltage of 7812 and 7809 mu balanced circuits output 12V and 9V, respectively as the dc source of NE555P, LM358 and LM311 pulse-width modulator.
Voltage regulator circuit [62] is made up of high back-pressure high power valve 2SD1403 and its emitter-base bandgap grading RC circuit.The base stage of 2SD1403 is driven by the variable voltage of 0--150V.At the input voltage of the quick 0--150V DC voltage that forms of its emitter-base bandgap grading as on-off circuit [63].
On-off circuit [63] and spacing output circuit [64] are by VMOS power tube IRFPG50 and isolating output transformer T
2Form.The VMOS power tube is operated in the current switch state.T
2Elementary bigger pulse current arranged, the secondary of it can have bigger pulse power output, can with 50 Ω--the load matched of 200 Ω, the peak power of output is (V/2)
2/ R
L=75
2/ 50=112.5W.Because the drain electrode of VMOS pipe has bigger current impulse, the high backward voltage T that it forms
2Primary two electric capacity (680 PF) damping is with the safety of protection VMOS pipe.
Filter circuit [65] and drive circuit [67] are made up of the RC pulse bandwidth filtering circuit of power tube BU508 and its colelctor electrode.Driving tube BU508 is operated in the current switch state, and the pulse voltage that its colelctor electrode forms is about 0--200V peak--peak value.After RC filtering, form the control voltage of 0--150V, this voltage is used for controlling the output voltage of voltage regulator [62].
Pulse shaping is made up of with the RC circuit that links to each other the LM311 comparator with pulse-width modulator [69]; Be about 30KHz by the circuit-formed pulse recurrence frequency of RC.Pulse width changes duty of ratio by the DC voltage control of LM311 2 feet.When input voltage changed to 12V by 0V, pulse was empty than approximately changing between 0.9 from 0.05.Go to control the base stage of BU508 with the output of LM311 foot 7, thereby realize the change in voltage of 0--150V.
Direct current amplifier [68] is made up of LM358, and it is the single supply inverting amplifier, at the direct current variable voltage of end of oppisite phase 2 feet inputs 0--5V, at outfan foot 1 output voltage of 12--0V is just arranged, and this voltage removes to control the LM311 pulse-width modulation circuit again.
250--300KHz squarer [66] is made up of NE555 P clock circuit, the R that change links to each other with it, the numerical value of C element, its pulse recurrence frequency is changed to 300KHz by 250KHz, outfan foot 3 output 12V peak--the square-wave pulses of peak value of NE555 P, remove to control the grid of VMOS pipe through AC coupled, thereby export 0--150V peak--the square-wave pulse of peak value.
Because of the 2SD1403 pipe in the voltage regulator circuit has bigger power dissipation, it and BU508, IRFPG50 is installed on the bigger fin, and adopts wind cooling temperature lowering.
Claims (4)
1. internal ablation cure instrument for prostata tissue, comprise electrode, computer control system is characterized in that it also comprises and melts signal generator and coupled thermometric and temperature regulating device, described electrode have electrode in vitro and ablating electrode all with melt signal generator and link to each other, described ablating electrode has single needle ablating electrode and double-pole ablating electrode.
2. ablation cure instrument according to claim 1 is characterized in that:
Described single needle ablating electrode is connected to form by needle point [9] shank [10] plug cover [11] plug [12] successively; Main temperature-measuring heat couple [16,17] and spring steel wire and the steel pipe [15,18] paid is housed in the shank [10], thermocouple wire is equably around strengthening on the steel wire [15], strengthening steel wire [15] has the good reinforced wire of 3--4 centimeter length pliability with needle point [9] joining part, and outer cover has nontoxic sleeve pipe.
3. ablation cure instrument according to claim 1, the ablating electrode that it is characterized in that described double-pole are successively by guide head, the double-pole electrode, guide post, connector links to each other, and connector respectively with electrode handle, endoscope melts signal generator to link to each other; Electrode handle has taper knob outward, turns round with pushing away successively below interior leaded ring and the push-pull bar, push-pull bar, and draw ring links to each other, and sealing ring is arranged above the push-pull bar successively, and seal cover has endoscope's patchhole successively above the endoscope, seal groove, lead-in wire groove, bath hole; The ablating electrode cutter head is the thin slice bullion with excellent toughness through antirust processing, and its shape is like sword; The double-pole electrode is that vertically arrange front and back; The guide post front end is provided with observation window, has the measurement prostate position to reach the rule in footpath up and down in the window; Also be provided with endoscope's guide hole in the guide post, can observe with general urethrocystoscope.
4. ablation cure instrument according to claim 1 is characterized in that the described signal generator that melts forms circuit with DC voltage respectively by voltage regulator circuit, filter circuit, and on-off circuit links to each other; DC voltage forms the circuit front and is imported by alternating voltage 220V; On-off circuit respectively with spacing output circuit, squarer links to each other, the direct-connected load of spacing output circuit, drive circuit links to each other with pulse-width modulation circuit with the filter circuit pulse shaping respectively in addition; The direct current amplifier front connects the direct current input, and the back links to each other with pulse width modulator with pulse shaping circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97216395 CN2304364Y (en) | 1997-05-09 | 1997-05-09 | Prostate organ therapeutic instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97216395 CN2304364Y (en) | 1997-05-09 | 1997-05-09 | Prostate organ therapeutic instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2304364Y true CN2304364Y (en) | 1999-01-20 |
Family
ID=33933307
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 97216395 Expired - Fee Related CN2304364Y (en) | 1997-05-09 | 1997-05-09 | Prostate organ therapeutic instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2304364Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102413786A (en) * | 2010-01-18 | 2012-04-11 | 奥林巴斯医疗株式会社 | Treatment device for endoscope |
| CN107789052A (en) * | 2017-10-26 | 2018-03-13 | 咸阳张森医疗仪器有限公司 | A kind of electronic therapeutic instrument fervent for cervical disease |
-
1997
- 1997-05-09 CN CN 97216395 patent/CN2304364Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102413786A (en) * | 2010-01-18 | 2012-04-11 | 奥林巴斯医疗株式会社 | Treatment device for endoscope |
| CN102413786B (en) * | 2010-01-18 | 2014-07-02 | 奥林巴斯医疗株式会社 | Treatment device for endoscope |
| CN107789052A (en) * | 2017-10-26 | 2018-03-13 | 咸阳张森医疗仪器有限公司 | A kind of electronic therapeutic instrument fervent for cervical disease |
| CN107789052B (en) * | 2017-10-26 | 2024-03-01 | 咸阳张森医疗仪器有限公司 | Electronic therapeutic apparatus for cervical disease hot cutting |
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