CN202191597U - A high-voltage pulsed electric field therapy device based on multi-needle electrodes - Google Patents
A high-voltage pulsed electric field therapy device based on multi-needle electrodes Download PDFInfo
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- CN202191597U CN202191597U CN2011202261050U CN201120226105U CN202191597U CN 202191597 U CN202191597 U CN 202191597U CN 2011202261050 U CN2011202261050 U CN 2011202261050U CN 201120226105 U CN201120226105 U CN 201120226105U CN 202191597 U CN202191597 U CN 202191597U
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- needle
- voltage pulse
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- pulse generator
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- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical compound [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 abstract 1
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- 210000003701 histiocyte Anatomy 0.000 description 3
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Abstract
The utility model relates to a high-voltage pulse electric field treatment device based on multi-needle electrode. The existing treatment devices can cause harm to the body to a certain extent, and have large side effect. The utility model discloses a many needle electrodes, insulation support, connector, high voltage pulse generator and high voltage pulse controller. One of the needle electrodes is connected with the negative electrode of the high-voltage pulse generator, and the other single needle electrodes are connected with the negative electrode of the high-voltage pulse generator through a wire connector. The single needle-shaped electrode comprises a needle-shaped metal part and an insulating paint coating, wherein the insulating paint coating is coated on the upper section of the needle-shaped metal part; an insulating sleeve is sleeved outside the insulating paint coating; the metal part of the single needle electrode is made of nickel-cadmium material. The utility model discloses simple structure, low cost makes and maintains the convenience.
Description
Technical field
This utility model belongs to technical field of medical treatment mechanical, relates to a kind of high-pressure pulse electric therapy equipment based on spininess shape electrode.
Background technology
At present clinically for the processing (is example with the tumor) of patient's diseased region, main treatment means has: one, and the method for ocal resection is taked in surgical intervention, and is better in the early stage effect of treatment, but the middle and advanced stage effect is not as early stage.Two, radiotherapy, the roentgenotherapia that utilizes isotope decay and accelerator to produce, but radiotherapy itself can bring some side effect recent or at a specified future date.Three, chemotherapy, chemotherapy are to utilize the main means of chemical anti-tumor drugs treatment malignant tumor, but toxic and side is bigger.Four; Interventional therapy; Be meant under device boots such as X-ray machine (or C type arm), CT, B ultrasonic through puncture needle or conduit and insert human tumor focus or blood supply of tumor injected chemical medicine, reach the purpose of treatment, but the side effect that produces behind the similar systemic chemotherapy can occur.This shows that above treatment means all can damage health to a certain extent, side effect is bigger, therefore, seeks a kind of new tumor processing method that can overcome above shortcoming present oncotherapy is had very important significance.
High-pressure pulse electric has high voltage, low current, and characteristics such as action time is short, and heat production is few, the present antibacterial field that is mainly used in is used very few for medical domain.
Summary of the invention
The purpose of this utility model is exactly a kind of new blood processor to the existing means proposition of present human lesion and normal structure treatment.
The application principle of this utility model device is that the high-voltage pulse needle electrode is acted on the pending tissue site of human body, applies the pulsed high-tension electricity through counter electrode; Between positive and negative electrode, can form the high-pressure pulse electric of moment, such instantaneous pressure impulse electric field will act on pending histiocyte, change the cell membrane ion permeability; Form membrane perforation, impel cell death, because its action time is of short duration; It is very little to produce electric current, can't damage human body, thereby realize therapeutic effect.
To achieve these goals, this utility model mainly adopts following technical scheme:
This utility model comprises many needle electrodes, insulated sleeve, electric wire connecting junction, high-voltage pulse generator and high-voltage pulse controller.A needle electrode in many needle electrodes is connected with the negative pole of high-voltage pulse generator, and all the other single needle shape electrodes are connected with the negative pole of high-voltage pulse generator through electric wire connecting junction.Single needle shape electrode comprises aciculiform metal section and part and insullac coating, and the epimere of aciculiform metal section and part is coated with the insullac coating; The insullac coating is equipped with insulated sleeve outward; Single needle shape electrode is processed by metal material, and like the NI-G material, its length is 0.1cm～10cm, and radius is 10um～1000um.
Further improvement as this utility model; This device can also comprise godet; Have a plurality of holes that match with needle electrode around described godet center and the godet; Be provided with needle electrode in the godet centre bore, this needle electrode is connected with the high-voltage pulse generator negative pole, is provided with in the hole around the godet and anodal other needle electrode that is connected of high-voltage pulse generator; Described centre bore and godet insulation, described godet is circle or polygon.
The beneficial effect of this utility model is:
1. this utility model is simple in structure, and is with low cost, makes easy to maintenance.
2. utilize needle electrode can produce higher electric field, accurately affact into treatment sites, heat production is few.
This utility model handle after cell can transport externally with body fluid, detrimental effects such as cicatrix can not appear.
Description of drawings
Fig. 1 (a) is the structural representation of this utility model;
Fig. 1 (b) is the utility model structural representation after improving;
Fig. 2 is the structure chart of single needle electrode;
Fig. 3 (a) is that needle electrode is at circular godet distribution schematic diagram;
Fig. 3 (b) is that needle electrode is at square godet distribution schematic diagram;
Fig. 3 (c) is that needle electrode is at hexagon godet distribution schematic diagram.
The specific embodiment
Like Fig. 1 (a) and shown in Figure 2, a kind of high-pressure pulse electric therapy equipment based on spininess shape electrode comprises many needle electrodes 6, insulated sleeve 11, electric wire connecting junction 4, high-voltage pulse generator 1 and high-voltage pulse controller 2.A needle electrode in many needle electrodes is connected with the negative pole of high-voltage pulse generator 2 through lead 3, and all the other single needle shape electrodes pass through lead 5 and are connected with electric wire connecting junction 4, and electric wire connecting junction 4 is connected with the negative pole of high-voltage pulse generator 2 again.Single needle shape electrode comprises aciculiform metal section and part 10 and insullac coating 9, and the epimere of aciculiform metal section and part is coated with the insullac coating; The insullac coating is equipped with insulated sleeve 11 outward, is used for earth leakage protective; Single needle shape electrode is processed by metal material, and like nickel filament, its length is 1cm～10cm, and radius is 30um～100um, according to the difference of pending tissue characteristics, selects the nickel filament of corresponding specification to make needle electrode.When handling histiocyte 7; At first will insert the suitable position of pending tissue with reference to negative electrode, a plurality of needle electrodes with anelectrode are evenly distributed in respectively on the pending histiocyte then, utilize the high-voltage pulse controller to realize the setting to the high-voltage pulse generator parameter at last; Major parameter has pulse width; Pulse frequency, voltage of electric field, action time.Its parameter setting scope is: pulse width is 1ns～100ns, and pulse frequency is 1Hz～5000Hz, and the field intensity span of control is 0.1Kv～500Kv, and be 0.1s～10s action time.Can set best processing parameter according to the disposition of reality in the application process, realize optimum therapeuticing effect.
Shown in Fig. 1 (b) with shown in Figure 2; This device can also comprise godet 8, has a plurality of holes that match with needle electrode around godet 8 centers and the godet, and single needle electrode upper end is upwards inserted in the hole below godet and is fixed on the center of insulation godet; This electrode and godet insulation; Establishing this electrode simultaneously is reference electrode, and this electrode is connected with the high-voltage pulse generator negative pole, is provided with in the hole around the godet and anodal other needle electrode that is connected of high-voltage pulse generator; Do not have insulant to be separated by between these electrodes and godet, form same conductor with godet; But godet skin coated high molecular insulant.
Shown in Fig. 3 (a), 3 (b) and 3 (c), a plurality of needle electrodes are distributed on the difform godet, form a kind of array electrode of respective fixation.The godet shape comprises the circle shown in Fig. 3 (a), the hexagon shown in the square and Fig. 3 (c) shown in Fig. 3 (b).
In the implementation process, draw two leads by the positive and negative electrode of high-voltage pulse generator, anodal and a plurality of needle electrodes are connected, and negative pole links to each other with single needle electrode.Insulated sleeve can be used as holding rod, convenient operation to needle electrode.To the position that the difformity of pending cell tissue is rationally placed electrode, place after the needle electrode, connect civil power, control the parameter of the high-pressure pulse electric of high-voltage pulse generator output through regulating the high-voltage pulse controller.In the work, form the high-pressure pulse electric of high pressure low current between the needle electrode, the cells of tissues film that is in the high-pressure pulse electric is bored a hole, cause membranolysis, reach the purpose of killing pending cell tissue at last.Wherein, the parameter of high-pressure pulse electric: electric field intensity, pulse frequency, pulse width and electric field action time are chosen best processing parameter according to the situation of reality.
With regard to the application of this utility model device, provide Detailed Test Description with the interior tissue lump of handling rat:
With a mouse that suffers from breast carcinoma as experimental subject; Adopt this utility model device, under the condition of anesthesia, the needle electrode of two Gent systems is imbedded in the tumor cell tissue of rat, connect civil power; The high-pressure pulse electric parameter is set to respectively: decaying wave; Pulse generation frequency 100HZ, persistent period 10s, electric field intensity: 50kv/cm.The tumor cell tissue of checking the healing state discovery active position of handling the position after 7 days has disappeared.Can know this utility model by inference in that the tumor cell on the treatment rat health is had good effect through this experiment, this shows that this utility model is applied in clinical treatment has certain exploitativeness.
Claims (2)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202261050U CN202191597U (en) | 2011-06-30 | 2011-06-30 | A high-voltage pulsed electric field therapy device based on multi-needle electrodes |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202261050U CN202191597U (en) | 2011-06-30 | 2011-06-30 | A high-voltage pulsed electric field therapy device based on multi-needle electrodes |
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| Publication Number | Publication Date |
|---|---|
| CN202191597U true CN202191597U (en) | 2012-04-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202261050U Expired - Fee Related CN202191597U (en) | 2011-06-30 | 2011-06-30 | A high-voltage pulsed electric field therapy device based on multi-needle electrodes |
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| CN (1) | CN202191597U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102284132A (en) * | 2011-06-30 | 2011-12-21 | 杭州电子科技大学 | High-voltage pulse electric field treatment device based on multiple needle electrodes |
| CN105816958A (en) * | 2016-03-18 | 2016-08-03 | 上海朗宝电子科技有限公司 | Pulse high-voltage acupuncture treatment instrument |
-
2011
- 2011-06-30 CN CN2011202261050U patent/CN202191597U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102284132A (en) * | 2011-06-30 | 2011-12-21 | 杭州电子科技大学 | High-voltage pulse electric field treatment device based on multiple needle electrodes |
| CN105816958A (en) * | 2016-03-18 | 2016-08-03 | 上海朗宝电子科技有限公司 | Pulse high-voltage acupuncture treatment instrument |
| CN105816958B (en) * | 2016-03-18 | 2018-05-25 | 上海朗宝电子科技有限公司 | A kind of high voltage pulse acupuncture and moxibustion therapeutic apparatus |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120418 Termination date: 20150630 |
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| EXPY | Termination of patent right or utility model |