CN109953814A - A kind of combined type ablation sting device - Google Patents
A kind of combined type ablation sting device Download PDFInfo
- Publication number
- CN109953814A CN109953814A CN201711419147.4A CN201711419147A CN109953814A CN 109953814 A CN109953814 A CN 109953814A CN 201711419147 A CN201711419147 A CN 201711419147A CN 109953814 A CN109953814 A CN 109953814A
- Authority
- CN
- China
- Prior art keywords
- puncture needle
- head end
- electrode
- lining core
- combined type
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- A61B18/042—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating using additional gas becoming plasma
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00571—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
- A61B2018/00577—Ablation
- A61B2018/00583—Coblation, i.e. ablation using a cold plasma
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00636—Sensing and controlling the application of energy
- A61B2018/00696—Controlled or regulated parameters
- A61B2018/00714—Temperature
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00636—Sensing and controlling the application of energy
- A61B2018/00773—Sensed parameters
- A61B2018/00791—Temperature
Abstract
The present invention relates to ablation device field, especially a kind of combined type melts sting device comprising: lining core, the head end of the lining core are provided with head end electrode；Puncture needle, the cavity that plasma generates medium can be exported from puncture needle head end by being provided in the puncture needle, the lining core is removably engaged in the puncture needle and the head end electrode is stretched out from the head end of puncture needle, the puncture needle head end is provided with the ring electrode to match with the head end electrode, ablatograph, the lining core and puncture needle are connected to the ablatograph, the ablatograph is for controlling the head end electrode and ring electrode work, goal of the invention of the invention is to provide a kind of combined type ablation sting device that can be safely and efficiently treated for human lesion spinal cord.
Description
Technical field
The present invention relates to ablation device field, especially a kind of combined type melts sting device.
Background technique
Under electric field action, the particle of the difference electrical property inside substance will receive contrary electric field force, when electric field foot
When enough strong, positive and negative particle can not just gather together, and ionic state can be transformed into the ion of free movement, substance eventually by becoming, this
Kind conversion can convert at normal temperature, become low-temperature plasma
The working principle of Collation surgery art, i.e., with the production of specific 100kHz ultra low frequency electric energy exciting media (Nacl)
Raw plasma, within the temperature range of 40~70 DEG C, the sound wave generated by " plasma " interrupts target tissue molecular link, will
Protein and other Direct Pyrolysis is at O2, CO2, N2Equal gases, to complete in the form of " minimally invasive " to ablation of tissue.
Under 100kHz low frequency consistent electric field, particle can then obtain the longer acceleration time, ultimately form with bigger kinetic energy
High speed charged particle (plasma), directly interrupt molecular link, this external cause frequency is low, greatly reduces compared with high frequency intermolecular
Friction heat production, make ablation completed at low temperature (the unlikely temperature for making cell degeneration), to realize Mild wound.
Under usual 100KHz low frequency consistent electric field, excitation one molecule Nacl (plasma generation medium) can generate 8 electronics
The kinetic energy of volt, and kinetic energy needed for interrupting a peptide bond is 4 electron-volts, and target tissue cell is made to disintegrate as unit of molecule,
The Tissue Lysis such as protein are made to be vaporized into H2、O2、CO2、N2With the low-molecular-weight gas such as methane, cutting is formed at low temperature and is disappeared
Melt effect, it is completely different that the surgical devices such as this and electric knife and laser, which carry out the working method of vaporising tissue by the high temperature of several Baidu,
's.
Currently, the position that Collation surgery art is used in this inclined human externals such as nasal cavity, tonsillotome is more, this feelings
Target tissue under condition is generally positioned in a part in the inner wall of the relatively large cavity in human body, using Collation surgery art,
Then target tissue is contacted with the part of the surface for the electrode tip for realizing Collation surgery.
But when handling supraspinal illness, especially in the lesion (such as hyperplasia etc.) of spinal cord, not yet
A kind of more satisfactory ablation mode, traditional RF ablation or cryoablation, since spinal cord is very fragile, temperature all Tai Gao or
It is too low, it is impossible to be used in the ablation of spinal cord can cause irreversible massive losses to patient, moreover, the lesion of spinal cord be all with
" section " is unit, for example, lesion occurs in a certain piece of corresponding spinal cord in the lumbar vertebrae in vertebra, then substantially this block vertebra pair
The spinal cord answered can all generate lesion, such as myeloproliferative, then this when, is very difficult to treatment, generally drug therapy,
It is extremely difficult to therapeutic effect, and treatment time is longer.
Summary of the invention
In view of the problems of the existing technology, goal of the invention of the invention is that providing one kind can safely and efficiently be directed to
The combined type that human lesion spinal cord is treated melts sting device.
To achieve the goals above, the technical solution adopted by the present invention are as follows:
A kind of combined type ablation sting device comprising:
Lining core, the head end of the lining core are provided with head end electrode；
Puncture needle, the cavity that plasma generates medium, institute can be exported from puncture needle head end by being provided in the puncture needle
State that lining core is removably engaged in the puncture needle and the head end electrode is stretched out from the head end of puncture needle, the piercing needle
End is provided with the ring electrode to match with the head end electrode；
Ablatograph, the lining core and puncture needle are connected to the ablatograph, and the ablatograph is for controlling the head end
Electrode and ring electrode work.
It when treating myeleterosis, is punctured in spinal cord by the puncture needle, the head of puncture needle reaches target tissue position
It sets, after reaching target tissue site, the cavity starts to export plasma generation medium from the head end of puncture needle, when plasma generates
It is all target tissue (spinal cord of lesion) around puncture needle head end due to narrow space, plasma generates medium very after medium output
It can be filled into around puncture needle head end fastly, stretch out the head end of lining core from puncture needle head end, the ablatograph control
The head end electrode and ring electrode discharge together, and electric current is formed in target tissue, ultimately form the electric field of stable frequency, separation etc.
Ion generates medium, generates plasma, and plasma generates sound wave, is vaporized into target tissue (such as spinal cord of hyperplasia) cracking
H2、O2、CO2、N2It is decomposed, rapidly and efficiently reaches with low-molecular-weight gas, realization Inferior turbinate hypertrophy, the spinal cords of lesion such as methane
Therapeutic effect, and entire Inferior turbinate hypertrophy process temperature will not the temperature as RF ablation it is high, will not as cryoablation that
Sample temperature is low, smaller to the damage of normal spinal cord, protects the health of patient as far as possible.
As a preferred solution of the present invention, the head end electrode can individually discharge, some target tissues (spinal cord)
Disease is not to fall ill always, and the single head end electrode can individually discharge, and provides stimulation voltage, can excite
Target tissue induces an illness, convenient for more accurately looking for target tissue.
As a preferred solution of the present invention, the ring electrode can individually discharge, and principle is for example above-mentioned, make stimulation voltage
Release range it is wider, it is more adaptable.
As a preferred solution of the present invention, it is Nacl solution (i.e. institute that the plasma of the cavity output, which generates medium,
State plasma and generate medium), Nacl solution is smaller to the injury of human body, such as there are many more microelement in human body, such as K and
Mg etc., if excessively will cause adverse effect in these elements injection human body, and Nacl is comparatively, amount human-acceptable
Threshold value is larger, and it is also all i.e. our so-called physiological saline with Nacl solution that we, which are usually infused, so, our plasma
It generates medium and uses Nacl solution, us can not only be met and carry out the condition of Collation surgery, also reduced to the greatest extent pair
The injury of human body, while cost is relatively low, economic performance is more preferable.
As a preferred solution of the present invention, the lining core with the cavity by cooperating, so that cooperation is in the puncture needle
Interior, structure is simpler, reduces manufacturing cost, meanwhile, lining core can also be inserted into puncture process in puncture needle, first is that appropriate increase
Rigidity blocks the outlet of the cavity of the head end of puncture needle convenient for puncturing, and prevents the tissue fluid of human body from flowing back to and wears
Follow-up work is influenced in pricker, and after puncturing in place, then extract lining core out, plasma, which is carried out, using the channel generates the defeated of medium
Out, it is then inserted into lining core, carries out Inferior turbinate hypertrophy.
As a preferred solution of the present invention, the ring electrode outer surface is helical form, since lining core is out of described cavity
It passes through, is finally pierced by from puncture needle head end, so the position that head end potential is forward in the center of the ring electrode, with regard to ring electricity
For the cyclic structure of pole itself, it can cooperate with head end electrode, form multiple electric currents from multiple directions, to be formed multiple
The electric field for Inferior turbinate hypertrophy of stable frequency, puncture needle can more efficiently melt after being punctured to the target tissue site of spinal cord
There is extraordinary ablation effect at the aura spinal cord that puncture needle head one is enclosed, sectional aura position this for spinal cord,
Efficiency is also very high simultaneously, and spiral helicine setting, so that contact of the ring electrode with spinal cord has been become spiral contact path, spiral
The tooth top of structure can cooperate the electric field for Inferior turbinate hypertrophy for being respectively formed multiple stable frequencies, and electric field with head end electrode
The other end uniformly is extended to from ring electrode one end, more comprehensively to the covering of aura spinal cord, is melted more efficient.
As a preferred solution of the present invention, the lining core end is provided with lining core handle, convenient for operation.
As a preferred solution of the present invention, the puncture needle end is provided with puncture needle handle, convenient for operation.
As a preferred solution of the present invention, it is provided with temperature sensor on the head end electrode and/or ring electrode, to examine
The temperature organized when ablation is surveyed, keeps ablation controllable, improves safety.
The beneficial effects of the present invention are:
It when treating myeleterosis, is punctured in spinal cord by the puncture needle, the head of puncture needle reaches target tissue position
It sets, after reaching target tissue site, the cavity starts to export plasma generation medium from the head end of puncture needle, when plasma generates
It is all target tissue (spinal cord of lesion) around puncture needle head end due to narrow space, plasma generates medium very after medium output
It can be filled into around puncture needle head end fastly, stretch out the head end of lining core from puncture needle head end, head end electrode and ring electricity
Pole is discharged together, and electric current is formed in target tissue, ultimately forms the electric field of stable frequency, and separation plasma generates medium, generates
Plasma, plasma generate sound wave, and target tissue (such as spinal cord of hyperplasia) cracking is made to be vaporized into H2、O2、CO2、N2And methane
Equal low-molecular-weight gas realize that Inferior turbinate hypertrophy, the spinal cord of lesion are decomposed, and rapidly and efficiently reach therapeutic effect, and entire etc.
Ion ablation procedure temperature will not the temperature as RF ablation it is high, will not the temperature as cryoablation it is low, to normal ridge
The damage of marrow is smaller, protects the health of patient as far as possible.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is the head end structural schematic diagram of sting device of the invention；
Fig. 3 is the structural schematic diagram of puncture needle of the invention；
Fig. 4 is the structural schematic diagram of lining core of the invention；
Marked in the figure: 1. puncture needle, 2. lining core, 11. ring electrode, 111. temperature sensor A, 12. cavity 13. punctures needle tube body
14. puncture needle handle 15. punctures 21. head end electrode of needle connector, 211. temperature sensor B22. lining core tube body, 23. lining core handle
24. lining core connector, 25. ablatographs.
Specific embodiment
Below with reference to embodiment and specific embodiment, the present invention is described in further detail.But this should not be understood
For the scope of the above subject matter of the present invention is limited to the following embodiments, all technologies realized based on summary of the invention of the invention are equal
Belong to the scope of the present invention.
Embodiment 1
Picture 1-4, a kind of combined type melts sting device comprising:
Lining core 2, the head end of the lining core 2 are provided with head end electrode 21, and the head end electrode 21 can individually discharge；
Puncture needle 1, the cavity that plasma generates medium can be exported from 1 head end of puncture needle by being provided in the puncture needle 1
12 (it is Nacl solution that the plasma that the cavity 12 exports, which generates medium), the lining core 2 is removably engaged in described
In puncture needle 1 and the head end electrode 21 is stretched out from the head end of puncture needle 1, and 1 head end of puncture needle is provided with and the head end
The ring electrode 11 that electrode 21 matches, the ring electrode 11 can individually discharge, and 11 outer surface of ring electrode is spiral
Shape；
Ablatograph 25, the lining core 2 and puncture needle 1 are connected to the ablatograph 25, and the ablatograph 25 is for controlling
The head end electrode 21 and ring electrode 11 work.
In the present embodiment, the lining core 2 with the cavity 12 by cooperating, so that cooperation is in the puncture needle 1.
2 end of lining core is provided with lining core handle 23, and lining core connector 24 is provided on lining core handle 23, and lining core 2 has
Standby lining core tube body 22, the lining core tube body 22 and the lining core handle 23 combination form lining core 2, and (lining core tube body 22 is for being inserted into
In the cavity 12), be connected with corresponding conducting wire on the head end electrode 21, the conducting wire along the lining core tube body 22 inner wall or
Setting inside person's pipe shaft, is ultimately connected to the lining core connector 24, and lining core connector 24 is connected to ablatograph 25, correct termination electrode
21 are controlled.
1 end of puncture needle is provided with puncture needle handle 14, is provided on puncture needle handle 14 and punctures needle connector 15,
Puncture needle 1, which has, punctures needle tube body 13, and the puncture needle tube body 13 and the combination of the puncture needle handle 14 form puncture needle 1, institute
It states and is connected with corresponding conducting wire on ring electrode 11, conducting wire setting inside the inner wall or pipe shaft for puncturing needle tube body 13,
It is ultimately connected to the puncture needle connector 15, needle connector 15 is punctured and is connected to ablatograph 25, ring electrode 11 is controlled.
Such as Fig. 3,4, it is provided with temperature sensor on the head end electrode 21 and ring electrode 11, is arranged on puncture needle 1
It is temperature sensor A111, the position such as position that 11 surface of ring electrode is irised out in Fig. 2,3, i.e. Fig. 2, label 111 in 3 is set
At meaning, positioned at the middle position of ring electrode 11,11 outer surface of ring electrode may be provided at, it is also embeddable in ring electrode 11
Portion's (being the enlarged drawing of puncture needle 1 in the big ellipse of the dotted line in Fig. 3), being arranged in is temperature sensor B211 in lining core 2, if
The seated position such as position that 21 surface of head end electrode is irised out in Fig. 4, i.e., at label 211, may be provided at 21 appearance of head end electrode
Face, the also embeddable inside in head end electrode 21, meanwhile, puncture needle handle 14 and 23 surface of lining core handle are both provided with anti-skidding
Strip bulge.
Claims (9)
1. a kind of combined type melts sting device characterized by comprising
Lining core, the head end of the lining core are provided with head end electrode；
Puncture needle, the cavity that plasma generates medium, the lining can be exported from puncture needle head end by being provided in the puncture needle
Core is removably engaged in the puncture needle and the head end electrode is stretched out from the head end of puncture needle, and the puncture needle head end is set
It is equipped with the ring electrode to match with the head end electrode；
Ablatograph, the lining core and puncture needle are connected to the ablatograph, and the ablatograph is for controlling the head end electrode
It works with ring electrode.
2. combined type according to claim 1 melts sting device, which is characterized in that the head end electrode can individually into
Row electric discharge.
3. combined type according to claim 1 melts sting device, which is characterized in that the ring electrode can be carried out individually
Electric discharge.
4. combined type according to claim 1 melts sting device, which is characterized in that the cavity output it is described it is equal from
It is Nacl solution that son, which generates medium,.
5. combined type according to claim 1 melts sting device, which is characterized in that the lining core by with the cavity
Cooperation, so that cooperation is in the puncture needle.
6. combined type according to claim 1 melts sting device, which is characterized in that the ring electrode outer surface is spiral
Shape.
7. combined type described in -6 any one melts sting device according to claim 1, which is characterized in that the lining core end
It is provided with lining core handle.
8. combined type described in -6 any one melts sting device according to claim 1, which is characterized in that the puncture needle end
End is provided with puncture needle handle.
9. combined type described in -6 any one melts sting device, the head end electrode and/or ring electrode according to claim 1
On be provided with temperature sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711419147.4A CN109953814A (en) | 2017-12-25 | 2017-12-25 | A kind of combined type ablation sting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711419147.4A CN109953814A (en) | 2017-12-25 | 2017-12-25 | A kind of combined type ablation sting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109953814A true CN109953814A (en) | 2019-07-02 |
Family
ID=67020751
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711419147.4A Pending CN109953814A (en) | 2017-12-25 | 2017-12-25 | A kind of combined type ablation sting device |
Country Status (1)
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| CN (1) | CN109953814A (en) |
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Application publication date: 20190702 |