CN203634281U - Low-temperature plasma electrode device for otorhinolaryngology - Google Patents
Low-temperature plasma electrode device for otorhinolaryngology Download PDFInfo
- Publication number
- CN203634281U CN203634281U CN201320664793.8U CN201320664793U CN203634281U CN 203634281 U CN203634281 U CN 203634281U CN 201320664793 U CN201320664793 U CN 201320664793U CN 203634281 U CN203634281 U CN 203634281U
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- insulation tube
- loop electrode
- sub
- sleeve pipe
- temperature plasma
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- Expired - Lifetime
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- 238000005516 engineering process Methods 0.000 description 3
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- 210000002741 palatine tonsil Anatomy 0.000 description 3
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Abstract
The utility model discloses a low-temperature plasma electrode device for otorhinolaryngology. The low-temperature plasma electrode device comprises an arch-shaped auxiliary needle, wherein one end of the auxiliary needle is closed, and the other end of the auxiliary needle is embedded in an auxiliary needle holder; the auxiliary needle holder is connected with one end of a loop electrode sleeve, and the auxiliary needle is connected with the loop electrode sleeve through the auxiliary needle holder to form a loop electrode; an internal hexagonal insulating pipe wraps the loop electrode sleeve, the other ends of the loop electrode sleeve and insulating pipe are also fixedly connected with one end of a handle, and the second end part of the auxiliary needle and the loop electrode sleeve are respectively connected with a connector through wires. The device further comprises a suction pipeline and a drip pipeline, wherein the suction pipeline is communicated with a through hole of the auxiliary needle holder, and the drip pipeline is communicated with the insulating pipe, to form liquid flowing channels respectively. The low-temperature plasma electrode device has the functions of shrinkage, hemostatis, drip and suction and has the advantages of simple structure, convenience in operation, high accuracy, high efficiency and high safety.
Description
Technical field
This utility model relates to technical field of medical instruments, relates in particular to a kind of low-temperature plasma electrode assembly for hals,Nasen und Ohrenheilkunde.
Background technology
The understanding systematicly of mankind's plasma starts from the gas discharge research of the 1830's, set up plasma concept in 20 beginnings of the century, and what be made up of a large amount of concrete interactional charged particles has a system that macroscopical space-time is blunt.Plasma, according to the relative height of charged particle temperature, can be divided into high-temperature plasma and low temperature plasma.Wherein, low temperature plasma refers to that ionizing is electroneutral gas, belongs to a kind of form that material exists, and is called again the 4th state.
Non-thermal plasma trap is relatively ripe and flourish applied science.This technology is widely used in tradition and high-tech sector.At the beginning of 21 century, low-temperature plasma radio frequency is used in electrosurgery, and its various advantages embody gradually.Plasma radiofrequency is the energy that utilizes bipolar radio frequency to produce, convert the electrolyte between radio frequency cutter head and tissue to plasma thin layer, charged particle in plasma by electric field acceleration after, give tissue by energy delivery, dissociate and form the molecular link of cellular elements in target tissue, cell in target tissue is disintegrated with point subunit, be decomposed into carbohydrate and oxide, and cause tissue coagulation necrosis, slough comes off or produces cicatrix and shrinks, and formative tissue volume subtracts the perhaps effect of cutting.Compared with common radio frequency, (100KHz) can be by lower temperature (40-70 ℃) to operations such as tissue cut, melts under lower radio frequency for plasma, the heat effect of having avoided common radio frequency to produce by molecular friction is cut, is melted and the process such as hemostasis, thereby the hot injury who has reduced tissue, has realized Mild wound.
At present, plasma ablation techniques starts to be applied to operation on tonsils, and utilize different cutter heads can carry out tonsil and subtract in appearance, tunicle or the outer tonsil resection of tunicle, and the ablation at the various ear,nose & throats position such as root of the tongue portion, soft palate.But, along with the development of plasma ablation techniques and the popularization of clinical practice, those skilled in the art is in the urgent need to developing a kind of simple in structure, easy to operate, low-temperature plasma electrode assembly that wound is small, safe, for the minimally-invasive treatment of ear,nose & throat-head and neck surgery.
Utility model content
Because the above-mentioned defect of prior art, technical problem to be solved in the utility model is to provide a kind of low-temperature plasma electrode assembly of the treatment for human body hals,Nasen und Ohrenheilkunde pathological tissues, be applicable to the ablative surgery at the positions such as nose, nasopharynx, throat, there is efficient tissue and subtract the advantages such as appearance melts, action time is short, security performance is high.
For achieving the above object, this utility model provides a kind of low-temperature plasma electrode assembly for hals,Nasen und Ohrenheilkunde, comprises sub-pin, sub-needle holder, loop electrode sleeve pipe, insulation tube, handle, instillation pipeline, suction pipeline, wire and adapter.Sub-pin is arched door shape, and the number of sub-pin is at least one.The first end closure of sub-pin, the second end of sub-pin embeds in sub-needle holder.Sub-needle holder is connected with the first end of loop electrode sleeve pipe, forms loop electrode.First end and the loop electrode of insulation tube are telescopic joint, and insulation tube is coated loop electrode sleeve pipe, and the second end of insulation tube is connected with the first end of handle.The second end of sub-pin is connected with adapter by wire respectively with loop electrode sleeve pipe, forms bipolar loop electrode.Suction pipeline is communicated with the through hole of sub-needle holder, forms the passage of liquid communication; Instillation pipeline is communicated with insulation tube, forms the passage of liquid communication.
Preferably, suction pipeline runs through handle successively, loop electrode sleeve pipe is communicated with the through hole of sub-needle holder, forms the passage of liquid communication.
Preferably, instillation pipeline runs through the second end, the inwall of insulation tube and the space of the outer wall of loop electrode sleeve pipe restriction of handle, insulation tube, the first end of insulation tube successively, forms the passage of liquid communication.
Further, the outer cross section of insulation tube is circular, and the interior cross section of insulation tube is hexagon; The cross section of loop electrode sleeve pipe is circular; The space that the outer wall of the inwall of insulation tube and loop electrode sleeve pipe limits has the passage of six liquid communication.
Further, insulation tube is plastic tube or rubber tube.
Further, suction pipeline is also provided with flow control valve, for controlling the flow that attracts fluid.
Further, the diameter of loop electrode sleeve pipe is 3.5～4.5mm, and the inclination angle of the first end of loop electrode sleeve pipe is 30～60 °.
Further, the through hole of sub-needle holder is circular, is arranged at the central area of sub-needle holder.
Further, the first end of handle is also provided with fixed sleeving, for being fixedly connected with of handle and insulation tube.
In preferred embodiments of the present utility model, a kind of low-temperature plasma electrode assembly for hals,Nasen und Ohrenheilkunde, comprises trapezoidal arched door shape pin, one end closure of sub-pin, and the other end embeds sub-needle holder.Sub-needle holder is connected with one end of loop electrode sleeve pipe, forms loop electrode.Hexagonal insulation tube in loop electrode sleeve pipe outer cladding one deck, the other end of loop electrode sleeve pipe and insulation tube is also fixedly connected with one end of handle, and the other end of handle is connected with adapter by wire.Sub-pin, loop electrode sleeve pipe are connected with adapter by wire respectively, form bipolar loop electrode.This device also comprises suction pipeline and instillation pipeline, and suction pipeline is communicated with the through hole of sub-needle holder, instillation pipeline is communicated with insulation tube, forms respectively the passage of liquid communication.
As can be seen here, the utlity model has following beneficial effect:
1, the utlity model has deflation, stop blooding, instil and attract integrated function, simple in structure, service aisle is small, reduce operation wound and postoperative pain, effectively pathological tissues is subtracted to hold simultaneously and melt and cut, farthest avoid the infringement to normal structure in the organs such as otorhinolaryngology.
2, suction pipeline of the present utility model, for absorbing the residual liquid of diseased tissue area.Further, by setting up flow control valve, can effectively control the flow that attracts fluid, easy to operate, precise and high efficiency, safe.
3, instillation pipeline of the present utility model, in minimally-invasive treatment process, is convenient to liquid, as normal saline is instilled into diseased tissue area exactly, for the plasma of electrode.After minimally-invasive treatment finishes, by the operation in conjunction with suction pipeline, facilitate cleansing tissue region, improve therapeutic efficiency.
Below with reference to accompanying drawing, the technique effect of design of the present utility model, concrete structure and generation is described further, to understand fully the purpose of this utility model, feature and effect.
Accompanying drawing explanation
Fig. 1 is the structural representation of the low-temperature plasma electrode assembly for hals,Nasen und Ohrenheilkunde of the present utility model.
Fig. 2 is the partial enlarged drawing of electrode head in Fig. 1.
The specific embodiment
As shown in Figure 1, a kind of low-temperature plasma electrode assembly for hals,Nasen und Ohrenheilkunde, comprises the electrode head 1, insulation tube 2, handle 3, wire 6 and the adapter 7 that connect successively.Fig. 2 has provided the partial enlarged drawing in electrode head 1 region, comprises sub-pin 21, sub-needle holder 22, loop electrode sleeve pipe 23.Can find out, sub-pin 21 is trapezoidal arched door shape, the first end closure of sub-pin 21, and the second end of sub-pin 21 embeds in sub-needle holder 22, forms electrode head 1.Sub-needle holder 22 is connected with the first end of loop electrode sleeve pipe 23, forms loop electrode.
Loop electrode sleeve pipe 23 is outer is also coated with one deck insulation tube 2, and the first end of insulation tube 2 is connected with loop electrode sleeve pipe 23, and the second end of insulation tube 2 is connected with the first end of handle 3.The first end of handle 3 is also provided with fixed sleeving 9, and fixed sleeving 9 is elongate, and the thicker part of the central region of handle 3 divides between the elongate fixed sleeving 9 of handle 3 and has transition portion, and this intermediate location has taper seat.The fixed sleeving 9 of handle is one-body molded with handle 3.
In this utility model, described fixed sleeving 9 can be following two kinds with the connected mode of insulation tube 2, but is not limited to this.The first, the internal diameter of fixed sleeving 9 is identical or approximate with insulation tube 2 external diameters, and insulation tube 2 inserts in fixed sleeving 9, is fixed and is connected with fixed sleeving 9.The second, the inside of fixed sleeving 9 is provided with support rack, and insulation tube 2 is inserted in fixed sleeving 9, is fixed and is connected with the support rack of fixed sleeving 9.Thereby realize being fixedly connected with of handle 3 and insulation tube 2, loop electrode sleeve pipe 23, prevent insulation tube 2 and the slip of loop electrode sleeve pipe 23 in handle, so keep insulation tube 2, loop electrode sleeve pipe 23 and electrode head 1 steadily.
The outer surface of the first end of handle 3 is also provided with projection 10, when user carries out in the progradation of electrode assembly at gripping handle 3, particularly gripping handle 3 pushes electrode head 1 in the process of organ-tissue, this projection has anti-skid effect, increase the resistance of hand, prevent trying to shirk responsibility in push-on process, be convenient to doctor's operation.
The second end of sub-pin 21 is connected with adapter 7 by wire 6 respectively with described loop electrode sleeve pipe 23, forms bipolar loop electrode.
Further, this utility model also comprises instillation pipeline 4 and suction pipeline 5.Wherein, suction pipeline 5 is communicated with the through hole of sub-needle holder 22, forms the passage of liquid communication.Preferably, suction pipeline 5 runs through handle 3, loop electrode sleeve pipe 23 and sub-needle holder 22 successively, is connected with the through hole 24 of sub-needle holder, forms the passage of liquid communication.The through hole 24 of sub-needle holder 22 is circular, is arranged at the central area of sub-needle holder 22.
The number of sub-pin 21 is at least one, and diameter is 0.4～0.6mm, and material is rustless steel or the tantalum wire etc. through insulation processing.
Sub-pin 21 is 120～250mm to the length of the first end of handle 3, guarantees the active length of electrode.
The diameter of loop electrode sleeve pipe 23 is 3.5～4.5mm, and the inclination angle of the first end of loop electrode sleeve pipe 23 is 30～60 °.
Before treatment starts, adapter 7 of the present utility model and equipment connection, equipment is electrode power supply by wire 6.This equipment also comprises controller, and electrode control signal is provided, for the switch of control electrode operation and the size of radio-frequency (RF) energy.
In therapeutic process, doctor's gripping handle, electrode of the present utility model is pushed to the organ lesion positions such as otorhinolaryngology, determine behind position, splash into normal saline by instillation pipeline 4 to diseased region, equipment provides electrode radio-frequency energy by wire, by normal saline plasma, realizes the radio-frequency (RF) ablation of pathological tissues for electrode.Pathological tissues is realized vaporization by the energy of plasma and is tightened, and the electrode that enters lesion region can also, by moving around slowly and fine rotation, further increase and tighten region.Doctor operates plasma blade and cuts along pathological tissues edge, realizes the conversion of melting with hemostatic function by controller simultaneously.Be specially, in the time that needs melt, input radio-frequency (RF) energy certain or raising input electrode; In the time that needs stop blooding, change or reduce the radio-frequency (RF) energy of input electrode.In addition, doctor, can also be as required in the time of operation, opens the flow control valve 8 of suction pipeline 5, by the central passage of sub-needle holder 22, and accurately physiological saline and so on liquid and the microscopic structure in aspirate tissue; Or by instillation pipeline 4, supplement fresh normal saline to tissue.
After treatment finishes, doctor is used in conjunction with by instillation pipeline 4 and suction pipeline 5, continues the fresh normal saline that instils in tissue, and tissue dielectric solution and other residual liquids around cleaned, and aspirates discharge by suction pipeline.After cleaning finishes, pull-out electrode assembly, completes whole minimally-invasive treatment process.
Visible, this utility model is compared with traditional electric knife, there is deflation, stop blooding, instil and attracts integrated function, simple in structure, service aisle is small, reduce operation wound and postoperative pain, effectively pathological tissues is subtracted to hold simultaneously and melt and cut, farthest avoid the infringement to normal structure in the organs such as otorhinolaryngology.
In addition, the control of this utility model corollary equipment output radio-frequency (RF) energy, scalable or set different radio-frequency (RF) energy sizes, realizes different therapeutic efficiencies, treats effectively stable.
Finally, suction pipeline of the present utility model, for absorbing the residual liquid of diseased tissue area; Further, by setting up flow control valve, can effectively control the flow that attracts fluid, easy to operate, precise and high efficiency, safe.Instillation pipeline of the present utility model, in minimally-invasive treatment process, is convenient to liquid, as normal saline is instilled into diseased tissue area exactly, for the plasma of electrode; After minimally-invasive treatment finishes, by the operation in conjunction with suction pipeline, facilitate cleansing tissue region, improve therapeutic efficiency, reduce postoperative infection risk simultaneously, post-operative recovery is fast.
More than describe preferred embodiment of the present utility model in detail.The ordinary skill that should be appreciated that this area just can be made many modifications and variations according to design of the present utility model without creative work.Therefore, all technical staff in the art comply with design of the present utility model on the basis of existing technology by the available technical scheme of logical analysis, reasoning, or a limited experiment, all should be in by the determined protection domain of claims.
Claims (9)
1. for a low-temperature plasma electrode assembly for hals,Nasen und Ohrenheilkunde, it is characterized in that, comprise sub-pin, sub-needle holder, loop electrode sleeve pipe, insulation tube, handle, instillation pipeline, suction pipeline, wire and adapter;
Described sub-pin is arched door shape, and the number of described sub-pin is at least one; The first end closure of described sub-pin, the second end of described sub-pin embeds in described sub-needle holder;
Described sub-needle holder is connected with the first end of described loop electrode sleeve pipe, forms loop electrode;
The first end of described insulation tube and described loop electrode are telescopic joint, and described insulation tube is coated described loop electrode sleeve pipe, and the second end of described insulation tube is connected with the first end of described handle;
The second end of described sub-pin is connected with adapter by wire respectively with described loop electrode sleeve pipe, forms bipolar loop electrode;
Described suction pipeline is communicated with the through hole of described sub-needle holder, forms the passage of liquid communication; Described instillation pipeline is communicated with described insulation tube, forms the passage of liquid communication.
2. low-temperature plasma electrode assembly as claimed in claim 1, wherein, described suction pipeline runs through described handle successively, described loop electrode sleeve pipe is communicated with the through hole of described sub-needle holder, forms the passage of liquid communication.
3. low-temperature plasma electrode assembly as claimed in claim 1, wherein, described instillation pipeline runs through the space of the inwall of the second end of described handle, described insulation tube, described insulation tube and the restriction of the outer wall of described loop electrode sleeve pipe, the first end of described insulation tube successively, forms the passage of liquid communication.
4. low-temperature plasma electrode assembly as claimed in claim 3, wherein, the outer cross section of described insulation tube is circular, the interior cross section of described insulation tube is hexagon; The cross section of described loop electrode sleeve pipe is circular; The space that the outer wall of the inwall of described insulation tube and described loop electrode sleeve pipe limits has the passage of six liquid communication.
5. low-temperature plasma electrode assembly as claimed in claim 1, wherein, described insulation tube is plastic tube or rubber tube.
6. low-temperature plasma electrode assembly as claimed in claim 1, wherein, described suction pipeline is also provided with flow control valve, for controlling the flow that attracts fluid.
7. low-temperature plasma electrode assembly as claimed in claim 1, wherein, the diameter of described loop electrode sleeve pipe is 3.5～4.5mm, the inclination angle of the first end of described loop electrode sleeve pipe is 30～60 °.
8. low-temperature plasma electrode assembly as claimed in claim 1, wherein, the through hole of described sub-needle holder is circular, is arranged at the central area of described sub-needle holder.
9. low-temperature plasma electrode assembly as claimed in claim 1, wherein, the first end of described handle is also provided with fixed sleeving, for being fixedly connected with of described handle and described insulation tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320664793.8U CN203634281U (en) | 2013-10-25 | 2013-10-25 | Low-temperature plasma electrode device for otorhinolaryngology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320664793.8U CN203634281U (en) | 2013-10-25 | 2013-10-25 | Low-temperature plasma electrode device for otorhinolaryngology |
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| Publication Number | Publication Date |
|---|---|
| CN203634281U true CN203634281U (en) | 2014-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320664793.8U Expired - Lifetime CN203634281U (en) | 2013-10-25 | 2013-10-25 | Low-temperature plasma electrode device for otorhinolaryngology |
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| Country | Link |
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| CN (1) | CN203634281U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103536351B (en) * | 2013-10-25 | 2016-02-24 | 方润医疗器械科技（上海）有限公司 | A kind of low-temperature plasma electrode assembly for hals,Nasen und Ohrenheilkunde |
| CN106725831A (en) * | 2016-12-30 | 2017-05-31 | 青岛大学附属医院 | A kind of low-temperature plasma electrode assembly for hals,Nasen und Ohrenheilkunde |
| CN113520571A (en) * | 2021-06-18 | 2021-10-22 | 西安高通医学发展有限公司 | Low-temperature plasma multifunctional scalpel for laryngeal tonsils |
-
2013
- 2013-10-25 CN CN201320664793.8U patent/CN203634281U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103536351B (en) * | 2013-10-25 | 2016-02-24 | 方润医疗器械科技（上海）有限公司 | A kind of low-temperature plasma electrode assembly for hals,Nasen und Ohrenheilkunde |
| CN106725831A (en) * | 2016-12-30 | 2017-05-31 | 青岛大学附属医院 | A kind of low-temperature plasma electrode assembly for hals,Nasen und Ohrenheilkunde |
| CN113520571A (en) * | 2021-06-18 | 2021-10-22 | 西安高通医学发展有限公司 | Low-temperature plasma multifunctional scalpel for laryngeal tonsils |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 201201 Room 502, building 9, No. 590, Ruiqing Road, east zone of Zhangjiang High tech industry, Pudong New Area, Shanghai Patentee after: Shanghai Fangrun Medical Technology Co.,Ltd. Address before: 201201 Room 502, building 9, No. 590, Ruiqing Road, east zone of Zhangjiang High tech industry, Pudong New Area, Shanghai Patentee before: FORERUNNER MEDICAL (SHANGHAI) Co.,Ltd. |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140611 |