CN109199580A - It is a kind of for treating the flexible radio frequency plasma procedures electrode of discogenic pain - Google Patents
It is a kind of for treating the flexible radio frequency plasma procedures electrode of discogenic pain Download PDFInfo
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- CN109199580A CN109199580A CN201811024755.XA CN201811024755A CN109199580A CN 109199580 A CN109199580 A CN 109199580A CN 201811024755 A CN201811024755 A CN 201811024755A CN 109199580 A CN109199580 A CN 109199580A
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- 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
- A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
- A61B18/14—Probes or electrodes therefor
- A61B18/1402—Probes for open surgery
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- 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
- A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
- A61B18/14—Probes or electrodes therefor
- A61B18/148—Probes or electrodes therefor having a short, rigid shaft for accessing the inner body transcutaneously, e.g. for neurosurgery or arthroscopy
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- 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
- A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
- A61B18/14—Probes or electrodes therefor
- A61B18/1482—Probes or electrodes therefor having a long rigid shaft for accessing the inner body transcutaneously in minimal invasive surgery, e.g. laparoscopy
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- 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
- A61B2018/00315—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for treatment of particular body parts
- A61B2018/00339—Spine, e.g. intervertebral disc
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- 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
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- 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
- A61B2018/00589—Coagulation
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- 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
- A61B2018/00595—Cauterization
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- 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
- A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
- A61B18/14—Probes or electrodes therefor
- A61B2018/1405—Electrodes having a specific shape
- A61B2018/1425—Needle
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Abstract
The invention discloses a kind of flexible plasma procedures electrodes for disc herniation treatment, it is related to the field of medical instrument technology, including sub- needle, insulative head, loop pipe, relaying casing, four lumens, outer tube, sleeve fixing frame, handle mechanism, shell and cable；Wherein, in sub- needle insertion insulative head, insulative head is embedded in loop pipe, and sub- needle forms positive and negative anodes circuit on head by conducting liquid with loop pipe and is isolated by the insulative head.The present invention is a kind of flexible plasma procedures electrode for disc herniation treatment, have the function of a variety of treatments, post-surgical trauma is small, easy to operate, highly-safe, can accurately implement ablation decompression, the deficiency for solving existing treatment method meets the Treatment need of sufferer group.
Description
Technical field
The present invention relates to the field of medical instrument technology more particularly to a kind of for treating the flexible of discogenic pain
Radio frequency plasma procedures electrode.
Background technique
As depicted in figs. 1 and 2, interverbebral disc is divided into the nucleus pulposus of central portion, limber colloid substance；The fiber of periphery
Ring presses concentric arrays by multi-layer fiber cartilaginous ring.Thin after thickness before neck waist fibrous ring, nucleus pulposus easily outside abjection backward is charged into
Canalis spinalis or intervertebral foramen, oppress spinal cord or spinal nerve causes Disc herniation disease.
As shown in Figure 3 and Figure 4, the protrasion of the lumbar intervertebral disci is relatively conventional one of illness, is primarily due to lumber ertebral disc
Each section (nucleus pulposus, fibrous ring and cartilage plate), especially nucleus pulposus, after having different degrees of degenerative change, in external force factor
Under effect, the Anular disruption of interverbebral disc, nucleus pulposus in rear or intraspinal tube, leads to phase from rupture place prominent (or abjection)
Adjacent spinal nerve root is stimulated or is oppressed.
The conservative therapy of the protrusion of the intervertebral disc tends not to obtain satisfied curative effect, the method for conservative therapy include rest,
Drug therapy or physiotherapy, but these often cannot all alleviate slight illness, those conservative therapys there are not the patient of effect must not
The biggish fusion of pain is not received.Percutaneous partial removal of vertebral disc, fusion were once considered as treatment discogenic
The goldstandard of pain in the loins, its mechanism of percutaneous partial removal of vertebral disc are mainly scorching by causing to the decompression of interverbebral disc machinery, excision
Nucleus pulposus reaches therapeutic purposes, and the mechanism of fusion is to do to plant from the upper normal vertebra in disease damage area to the next normal vertebra
Bone art, so that Bony union occurs for multiple spinal segments, to achieve the purpose that treatment.But find that this two by long term follow-up
The problem of surgical effect and postoperative complications of kind art formula, is increasingly severe.Two kinds of art formulas treat patient using mechanical means,
It is complicated for operation, high to doctor's requirement；While cutting off nucleus pulposus, perienchyma can be destroyed, interverbebral disc peripheral nerve system is influenced
System, might have complication；Operating time is long, and patient needs general anesthesia, there is certain risk；Post-surgical trauma is big, it is postoperative there are scar,
Restore slow, the hospital stays is long, costly.
Traditional radio frequency target spot is cumbersome, is tested since 60 degree after puncturing successfully to 95 degree, then 1 point every time
Clock, company does five times, though postoperative symptom can be relieved, imageological examination is prominent without change, big to protrusion invalid, late result
Difference.In addition, radio frequency is monopole output, it is necessary to which negative plate plays the role of heat setting by human body circuit, increases treatment in this way
The risk of middle electric shock and electric burn.
" Collation surgery art " is the Medical Instruments of U.S.A. military affairs scientific and technological development, belongs to forth generation physiotherapy skill
Art starts to rapidly develop in clinical treatment after U.S. FDA in 1999 is ratified.This technology is answered in the U.S. first within 2000
For clinic, 1,500 000 people are just treated using the technology to 2000 end of the year orthopaedics and spinal surgery, obtain very good effect.Then
The incoming China of the technology simultaneously carries out in succession, since its clinical manifestation is prominent, American and Britain, method, Germany comprehensively instead of operate on,
The traditional treatments such as laser, microwave, medical field expert unanimously think digitlization DNR plasma nucleus pulposus ablation, represent state comprehensively
Border highest level.Count and show according to the Ministry of Public Health: China lumbar vertebrae patient has broken through 200,000,000, and wherein patients with lumbar disc herniation accounts for
The 15.2% of total population, wherein having 40% is 30 years old hereinafter, patient just tends to rejuvenation at the age, according to expert Jie of lumbar vertebral disease
It continuing, lumbar vertebral disease such as fails to treat in time, the even lifelong paralysis of extremity numbness, aconuresis, sex dysfunction can be caused, so
At home and abroad, there is huge sufferer group.If can the quality of production is good at home, price is with respect to external product, it is more reasonable
Electrode product, it will the expectation for meeting numerous doctors patient significantly has preferable market prospects.
Therefore, those skilled in the art is dedicated to developing a kind of flexible plasma hand for disc herniation treatment
Art electrode has the function of a variety of treatments, and post-surgical trauma is small, easy to operate, highly-safe, can accurately implement ablation decompression, solution
The deficiency of certainly existing treatment method, meets the Treatment need of sufferer group.
Summary of the invention
In view of the above drawbacks of the prior art, the technical problem to be solved by the present invention is to such as how easy, safe, micro-
Wound, efficient mode complete the treatment operation of disc herniation.
To achieve the above object, the present invention provides a kind of flexible plasma operation electricity for disc herniation treatment
Pole, including sub- needle, insulative head, loop pipe, relaying casing, four lumens, outer tube, sleeve fixing frame, handle mechanism, shell and line
Cable, wherein the sub- needle is embedded in the insulative head, and the insulative head is embedded in the loop pipe, the sub- needle with described time
Road pipe forms positive and negative anodes circuit on head by conducting liquid and is isolated by the insulative head, and the positive and negative anodes circuit passes through described
Relaying casing is connected with four lumen, and four lumen is embedded in the outer tube and realizes protective effect, and is connected to described
It is fitted together on sleeve fixing frame with the handle mechanism, the shell, the cable, the sub- needle and the loop pipe
Conducting wire is respectively welded to connect across four lumen with the cable, forms the plasma procedures electrode in bipolar circuit, it is described outer
Shell memory drive disc mechanism.
Further, the sub- needle be the tapered sub- needle in pinnacle, the sub- needle material include stainless steel, titanium alloy, pure titanium,
Molybdenum, molybdenum alloy, tungsten, tungsten alloy, rear end pyramidal portion are coated by the insulative head, only expose front end pinnacle, and the sub- needle is long
Spending size is any length value within the scope of 3.5mm~5mm, and maximum outside diameter size is any length within the scope of 1mm~1.2mm
Value.
Further, the sub- needle, the insulative head, the loop pipe, the relaying casing, four lumen form
Front terminal needle assemblies have the function of bending, and bending angle size is the unspecified angle value within the scope of -150 °~150 °.
Further, four lumen is the design of four chambers, and inside is equipped with stainless steel organization level, has insulating effect, internal
Without applying insulating layer coating, positive and negative anodes circuit is set as passing through respectively conducting wire, does not generate electrical interference and short circuit breakdown.
Further, the outer tube front end is equipped with flaring, prevents four lumens described in front end from being frayed production when being bent by port
Raw scar closely punctures very much when preventing the sub- needle from melting under non-retracted position with outer tube distance.
Further, drive disc mechanism of the control in the shell is bent front terminal needle assemblies, by the shell
Groove and the drive disc mechanism on card slot realize in specific curvature angle positioning function.
Further, after the component bending of sub- needle described in front end stops, by making head to the handle mechanism applied force
Playback.
Further, the handle mechanism is stirred by metal wire tension realization and controls the curved function of front end tool bit part
Can, including welded wire on the sub- needle, four lumen is connected to interior dial mechanism and four lumen front end laser
Helical cut, head end interior welds wire, the handle mechanism, the shell are according to ergonomic designs, feel when use
Happy, the handle mechanism has positioning function, without lasting force.
Further, the shell is connected with the cable, and total is the integrated design, and directly connects with equipment
It connects.
Further, by adjusting the length of the length of the outer tube and four lumen, realize that working end is flexible, it is long
Spending size is any length value within the scope of 200mm~500mm.
In better embodiment of the invention, in view of the deficiencies of the prior art, design provides a kind of for vertebra the present invention
The flexible plasma procedures electrode of disc herniation treatment, including it is sub- needle, insulative head, loop pipe, relaying casing, four lumens, outer
Casing, sleeve fixing frame, handle mechanism, shell and cable.The sub- needle is embedded in the insulative head, and the insulative head is embedded in institute
It states in loop pipe, the sub- needle and the loop pipe pass through conducting liquid in head formation positive and negative anodes circuit and by the insulative head
Isolation, operating current are safer without human body；Front end is by the sub- needle, the insulative head, the loop pipe, the relaying
The part that casing, four lumen form has the function of bending, and bending angle size is any angle within the scope of -150 °~150 °
Angle value, it is accurate to implement ablation decompression directly to lesion point targeted therapy, postoperative recurrence is reduced, procedure efficiency is improved；The handle
Mechanism, the shell are according to ergonomic designs, and feel is happy when use, and the handle mechanism has positioning function, without holding
Continuous force, provides to doctor and preferably uses feel.
In another better embodiment of the invention, the percutaneous puncture at CT or C arm machine is targeted using the present invention
Treatment, does not damage perienchyma and nerve, safer；The present invention is highly-safe, and treatment temperature is appointing within the scope of 40 °~70 DEG C
One temperature value, does not damage perienchyma and nerve；Stop blooding while using re-treatment of the present invention, prevents intraoperative hemorrhage excessive
Influence operation；The present invention only generates ablation effect around the sub- needle described in head, and wound is small, high-efficient；The present invention is disposable
Sterile product prevents cross-infection.
Present invention production is simple, and all raw material is domestic common material, and processing uses common apparatus.The present invention is used for marrow
Core decompression operation treats the protrusion of the intervertebral disc, integrates hemostasis, ablation, realizes a variety for the treatment of functions.The present invention has efficient
Tissue depressurize ablation, front terminal needle assemblies have the function of bending, reduction operation puncturing number, directly lesion point is controlled
It treats, greatly reduces the tolerance and pain of patient, and the sub- needle directly acts on affected part, achievees the purpose that targeted therapy, essence
Really ablation decompression is applied, alleviates compressing of the disc herniation for nerve root to achieve the purpose that treatment.The present invention is suitable for
Ablation, solidification, decompression disc tissue, treatment with the protrusion of the intervertebral disc patient, it is significant in efficacy, it is easy to operate, wound is micro-
It is small, temperature is low, highly-safe, good tissue around protection to the maximum extent, improve procedure efficiency.
It is described further below with reference to technical effect of the attached drawing to design of the invention, specific structure and generation, with
It is fully understood from the purpose of the present invention, feature and effect.
Detailed description of the invention
Fig. 1 is the flexible plasma procedures electrode for disc herniation treatment of a preferred embodiment of the invention
Interverbebral disc sectional view outstanding；
Fig. 2 is the flexible plasma procedures electrode for disc herniation treatment of a preferred embodiment of the invention
Interverbebral disc schematic diagram outstanding；
Fig. 3 is the flexible plasma procedures electrode for disc herniation treatment of a preferred embodiment of the invention
Interverbebral disc striograph outstanding；
Fig. 4 is the flexible plasma procedures electrode for disc herniation treatment of a preferred embodiment of the invention
Intervertebral disc structure figure outstanding；
Fig. 5 is the flexible plasma procedures electrode for disc herniation treatment of a preferred embodiment of the invention
Schematic diagram；
Fig. 6 is the flexible plasma procedures electrode for disc herniation treatment of a preferred embodiment of the invention
Sub- needle assemblies schematic diagram；
Fig. 7 is the flexible plasma procedures electrode for disc herniation treatment of a preferred embodiment of the invention
Drive disc mechanism schematic diagram；
Fig. 8 is the flexible plasma procedures electrode for disc herniation treatment of a preferred embodiment of the invention
Sub- needle schematic diagram；
Fig. 9 is the flexible plasma procedures electrode for disc herniation treatment of a preferred embodiment of the invention
Front end cutter head schematic diagram；
Figure 10 is the flexible plasma operation electricity for disc herniation treatment of a preferred embodiment of the invention
Four lumen schematic diagrames of pole；
Figure 11 is the flexible plasma operation electricity for disc herniation treatment of a preferred embodiment of the invention
The outer tube schematic diagram of pole；
Figure 12 is the flexible plasma operation electricity for disc herniation treatment of a preferred embodiment of the invention
The schematic diagram of the interior welds bracing wire of pole；
Figure 13 is the flexible plasma operation electricity for disc herniation treatment of a preferred embodiment of the invention
The schematic diagram of the laser helical cut metal pipe of pole；
Figure 14 is the flexible plasma operation electricity for disc herniation treatment of a preferred embodiment of the invention
The first handle structural scheme of mechanism of pole；
Figure 15 is the flexible plasma operation electricity for disc herniation treatment of a preferred embodiment of the invention
The second handle structural scheme of mechanism of pole；
Figure 16 is the flexible plasma operation electricity for disc herniation treatment of a preferred embodiment of the invention
The third handle mechanism schematic diagram of pole；
Figure 17 is the flexible plasma operation electricity for disc herniation treatment of a preferred embodiment of the invention
4th handle mechanism schematic diagram of pole；
Figure 18 is the flexible plasma operation electricity for disc herniation treatment of a preferred embodiment of the invention
Schematic diagram under the C arm of pole；
Figure 19 is the flexible plasma operation electricity for disc herniation treatment of a preferred embodiment of the invention
Striograph under the C arm of pole；
Figure 20 is the flexible plasma operation electricity for disc herniation treatment of a preferred embodiment of the invention
The flexible cutter head plan view of pole；
Figure 21 is the flexible plasma operation electricity for disc herniation treatment of a preferred embodiment of the invention
The flexible cutter head top view of pole；
Figure 22 is the flexible plasma operation electricity for disc herniation treatment of a preferred embodiment of the invention
The flexible cutter head side formula figure of pole；
Figure 23 is the flexible plasma operation electricity for disc herniation treatment of a preferred embodiment of the invention
The flexible cutter head schematic diagram of pole；
Wherein, 1- fibrous ring, 2- spinal nerve, 3- nucleus pulposus, 4- protrusion, 5- infect nerve root, 6- Annular Tear, 7-
Disc herniation, 8- nerve constriction, 9- cryptomere membrane vesicle is thinning, 10- centrum, 11- nerve, 12- needle assemblies, tetra- lumen of 13-,
14- outer tube, 15- sleeve fixing frame, 16- handle mechanism, 17- drive disc mechanism, 18- shell, 19- needle, 20- insulative head, 21-
Loop pipe, 22- relay casing, the flexible cutter head of 23-.
Specific embodiment
Multiple preferred embodiments of the invention are introduced below with reference to Figure of description, keep its technology contents more clear and just
In understanding.The present invention can be emerged from by many various forms of embodiments, and protection scope of the present invention not only limits
The embodiment that Yu Wenzhong is mentioned.
In the accompanying drawings, the identical component of structure is indicated with same numbers label, everywhere the similar component of structure or function with
Like numeral label indicates.The size and thickness of each component shown in the drawings are to be arbitrarily shown, and there is no limit by the present invention
The size and thickness of each component.Apparent in order to make to illustrate, some places suitably exaggerate the thickness of component in attached drawing.
As shown in Figure 5 and Figure 6, a kind of flexible plasma procedures electrode for disc herniation treatment, including sub- needle
19, insulative head 20, loop pipe 21, relaying casing 22, four lumens 13, outer tube 14, sleeve fixing frame 15, handle mechanism 16, outer
Shell 17 and cable, wherein sub- needle 19 is embedded in insulative head 20, and insulative head 20 is embedded in loop pipe 21, sub- needle 19 and loop pipe 21
Positive and negative anodes circuit is formed on head by conducting liquid and is isolated by insulative head 20, and positive and negative anodes circuit passes through relaying casing 22 and four
Lumen 13 connects, and realizes protective effect in four lumens 13 insertion outer tube 14, and be connected on sleeve fixing frame 15 and handle machine
Structure 16, shell 18, cable fit together, and sub- needle 19 and loop pipe 21 are respectively welded conducting wire and connect across four lumens 13 with cable
It connects, forms the plasma procedures electrode in bipolar circuit, 18 memory drive disc mechanism 17 of shell.
As shown in Figure 6 and Figure 8, sub- needle 19 be the tapered sub- needle in pinnacle, sub- 19 material of needle include stainless steel, titanium alloy, pure titanium,
Molybdenum, molybdenum alloy, tungsten, tungsten alloy, rear end pyramidal portion are coated by insulative head 20, only expose front end pinnacle, and sub- 19 length of needle is big
The small any length value within the scope of 3.5mm~5mm, maximum outside diameter size are any length value within the scope of 1mm~1.2mm.
As shown in figs. 5 and 9, the front end of sub- needle 19, insulative head 20, loop pipe 21, relaying casing 22, four lumens 13 composition
Sub- needle assemblies 12 have the function of bending, control front end cutter head by handle mechanism 16 and bend, and bending angle size is -150 °
Unspecified angle value within the scope of~150 °.
As shown in Figure 10, four lumens 13 are the design of four chambers, and inside is equipped with stainless steel organization level, have insulating effect, internal
Without applying insulating layer coating, positive and negative anodes circuit is set as passing through respectively conducting wire, does not generate electrical interference and short circuit breakdown.Four lumens, 13 material
Material is the plastic tube with braiding layer, and braiding layer is metal stainless steel, and plastic layer material includes the nylon with insulation performance, PA material
Material.
As shown in figure 11, outer tube 14 uses metal material, including stainless steel, copper, aluminium alloy, titanium alloy, NiTi pipe.It is logical
The length of adjustment outer tube 14 and the length of four lumens 13 are crossed, realizes that working end is flexible, length scale is 200mm~500mm model
Enclose interior any length value.14 front end of outer tube is equipped with flaring, prevents four lumen 13 of front end from being frayed when being bent by port and generates wound
Trace, when preventing sub- needle 19 from melting under non-retracted position and outer tube 14 is apart from too close and puncture.Adjustment 14 front end of outer tube adds
Work technique, 14 front end flaring angle of outer tube and size have changeability, and angular dimension is any within the scope of 120 °~160 °
Angle value, it is any length value within the scope of 0.1mm~0.2mm that flaring diameter, which increases size,.
As shown in figure 5 and figure 7, drive disc mechanism 17 of the control in shell 18 is bent front terminal needle assemblies 12, by outer
Card slot on groove and drive disc mechanism 17 on shell 18 is realized in specific curvature angle positioning function.Front terminal needle assemblies 12 are bent
After stop, by making head playback 16 applied force of handle mechanism.
As depicted in figure 5 and figure 12, bracing wire is welded on sub- needle 19, four lumens 13 of connection arrive interior dial mechanism 17, realize and dial
Start handle mechanism 16 control the curved function of front terminal needle assemblies 12.
As shown in Fig. 5 and Figure 13, using the metal pipe of laser helical cut, head end interior welds wire passes through hand
Handle mechanism 16 realizes the curved function of front terminal needle assemblies 12.
As shown in Figure 14 and Figure 15, handle mechanism 16, shell 18 be according to ergonomic designs, and feel is happy when use, hand
Handle mechanism 16 has positioning function, without lasting force.
As shown in Figure 16 and Figure 17,16 pattern of handle mechanism is more, and the range for meeting requirement is wide.
As shown in figure 5, shell 18 is connected with cable, total is the integrated design, reserved in working end component tail portion
Socket port is directly connected to using plug cord and equipment.Cable is used for the transmitting of cutter head energy, when operation traditional Chinese physician's gripping handle machine
Plug and equipment are connected as equipment and provide power supply energy and control signal by structure 16.
As shown in Fig. 5 and Figure 21, in therapeutic process, decompression, ablation of the flexible cutter head 23 for reconstruction of nucleus gelatinosus tissue
Treatment.When flexible cutter head 23 enters diseased region, passes through handle mechanism 16 and be bent head angle, determine and need the position melted
It sets, energy is transmitted to therapentic part by equipment；It melted, vaporized using 23 pairs of tissues of flexible cutter head, while by opening
The conversion of control ablation and hemostatic function is closed, flexible cutter head 23 can slowly move back and forth in channel or slight rotating knife
Head adjusts sub- 12 bending angle of needle assemblies by handle mechanism 16；Treatment end backed off after random electrode assembly, connection plug is pulled out
It removes, is effectively gasified by ablation to spinal disc interior pathological tissues.Small service aisle, reduces surgical injury, while
Effective hemostasis and extension elongation angle change when cutting, reduce operating time, efficiency improves.Flexible cutter head 23 is in difference
Energy setting realize different therapeutic efficiency, make to treat effective stabilization, treatment region controllable precise avoids damage to reduce operation
Risk, while reducing postoperative infection risk, post-operative recovery is fast.
As shown in Fig. 5 and Figure 23, dorsal position, CT or C-arm guide lower lesion gap；Successively puncture triangle of safety
Hypocentrum upper limb, hypocentrum processus articular superior outer rim, nerve root, direction is parallel with intervertenral space, apart from 8cm by backbone median line~
At 10cm, with skin at 35 °~45 ° piercing interverbebral discs, puncture needle is made to be located at the intersection of fibrous ring 1 and nucleus pulposus 3；By puncture needle
Core is extracted, and is injected about 1ml~2ml physiological saline along trochar, is put into the flexible cutter head 23 of plasma, is made using handle mechanism 16
The sub- needle 19 of flexible cutter head 23 reaches the lesion point for needing to melt, and ablation pedal is gently stepped on foot, and whether there is or not twitch by observation patient instead
It answers；If any reaction, illustrates that the flexible cutter head 23 of plasma is close from nerve root, need to readjust puncture pin position.
As shown in Figure 18 and Figure 19, trochar is retreated into 2mm, is located at piercing needle in middle layer and outside fiber ring, if
For the starting point during Inferior turbinate hypertrophy；Syringe needle label is fallen back on into mark, starts ablation operation.Step on the ablation of foot pedal
Key is slowly advanced cutter head and depressurizes to side perforating, then steps on shrinkage key and retracted with the speed original road of 5mm/s, completes a direction
Melt pyknosis.
As shown in Figure 20 and Figure 21, low-temperature plasma is bipolar output without this danger, and patient keeps prone position, draws in C arm
Lower acquisition normotopia view is led, and in order to avoid injuring nerve, interverbebral disc is pierced by " triangle of safety ", patient only needs local anaesthesia to cooperate
Whether treatment, have feeling of pain to physician feedback at any time, Operative risk is substantially reduced, and be not necessarily to high temperature, as long as 70 degree of temperature
Play the role of real nucleus pulposus ablation, vaporization.
As shown in Figure 22 and Figure 23, low-temperature plasma is not damaged to nerve root and dural sac, is suitable for various protrusion, treats
Effect is good and image check is prominent disappears, the same radio frequency operation of puncture procedure, and target spot ablation vaporization only need to time less than 30 seconds
It completes.
The preferred embodiment of the present invention has been described in detail above.It should be appreciated that the ordinary skill of this field is without wound
The property made labour, which according to the present invention can conceive, makes many modifications and variations.Therefore, all technician in the art
Pass through the available technology of logical analysis, reasoning, or a limited experiment on the basis of existing technology under this invention's idea
Scheme, all should be within the scope of protection determined by the claims.
Claims (10)
1. a kind of flexible plasma procedures electrode for disc herniation treatment, which is characterized in that including sub- needle, insulation
Head, loop pipe, relaying casing, four lumens, outer tube, sleeve fixing frame, handle mechanism, shell and cable, wherein the sub- needle
It is embedded in the insulative head, the insulative head is embedded in the loop pipe, and the sub- needle and the loop pipe pass through conducting liquid
Positive and negative anodes circuit is formed on head and is isolated by the insulative head, and the positive and negative anodes circuit passes through the relaying casing and described four
Lumen connection, four lumen are embedded in the outer tube and realize protective effect, and are connected on described sleeve pipe fixed frame and institute
It states handle mechanism, the shell, the cable to fit together, conducting wire is respectively welded across institute in the sub- needle and the loop pipe
It states four lumens to connect with the cable, forms the plasma procedures electrode in bipolar circuit, the shell memory drive disc mechanism.
2. the flexible plasma procedures electrode for disc herniation treatment as described in claim 1, which is characterized in that institute
Stating sub- needle is the tapered sub- needle in pinnacle, and the sub- needle material includes stainless steel, titanium alloy, pure titanium, molybdenum, molybdenum alloy, tungsten, tungsten alloy,
Rear end pyramidal portion is coated by the insulative head, only exposes front end pinnacle, and the sub- needle length scale is 3.5mm~5mm model
Interior any length value is enclosed, maximum outside diameter size is any length value within the scope of 1mm~1.2mm.
3. the flexible plasma procedures electrode for disc herniation treatment as described in claim 1, which is characterized in that institute
The front terminal needle assemblies of sub- needle, the insulative head, the loop pipe, the relaying casing, four lumen composition are stated with curved
Qu Gongneng, bending angle size are the unspecified angle value within the scope of -150 °~150 °.
4. the flexible plasma procedures electrode for disc herniation treatment as described in claim 1, which is characterized in that institute
Four lumens are stated as the design of four chambers, inside is equipped with stainless steel organization level, has insulating effect, and inner lead is not necessarily to apply insulating layer coating,
Positive and negative anodes circuit is set as passing through respectively, does not generate electrical interference and short circuit breakdown.
5. the flexible plasma procedures electrode for disc herniation treatment as described in claim 1, which is characterized in that institute
It states outer tube front end and is equipped with flaring, prevent four lumens described in front end from being frayed when being bent by port and generate scar, prevent the sub- needle
Closely puncture very much when being melted under non-retracted position with outer tube distance.
6. the flexible plasma procedures electrode for disc herniation treatment as described in claim 1, which is characterized in that control
Making drive disc mechanism in the shell is bent front terminal needle assemblies, passes through groove on the shell and the drive disc mechanism
On card slot realize in specific curvature angle positioning function.
7. the flexible plasma procedures electrode for disc herniation treatment as described in claim 1, which is characterized in that preceding
After holding the component of the sub- needle to be bent stop, by making head playback the handle mechanism applied force.
8. the flexible plasma procedures electrode for disc herniation treatment as described in claim 1, which is characterized in that logical
It crosses metal wire tension realization and stirs and welded in the handle mechanism control curved function of front end tool bit part, including the sub- needle
Wire connects four lumen to interior dial mechanism and four lumen front end laser helical cut, head end interior welds
Wire, the handle mechanism, the shell are according to ergonomic designs, and feel is happy when use, and the handle mechanism has
Positioning function, without lasting force.
9. the flexible plasma procedures electrode for disc herniation treatment as described in claim 1, which is characterized in that institute
It states shell to be connected with the cable, total is the integrated design, and is directly connected to equipment.
10. the flexible plasma procedures electrode for disc herniation treatment as described in claim 1, which is characterized in that
By adjusting the length of the outer tube and the length of four lumen, realize that working end is flexible, length scale be 200mm~
Any length value within the scope of 500mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811024755.XA CN109199580A (en) | 2018-09-04 | 2018-09-04 | It is a kind of for treating the flexible radio frequency plasma procedures electrode of discogenic pain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811024755.XA CN109199580A (en) | 2018-09-04 | 2018-09-04 | It is a kind of for treating the flexible radio frequency plasma procedures electrode of discogenic pain |
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| Publication Number | Publication Date |
|---|---|
| CN109199580A true CN109199580A (en) | 2019-01-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811024755.XA Pending CN109199580A (en) | 2018-09-04 | 2018-09-04 | It is a kind of for treating the flexible radio frequency plasma procedures electrode of discogenic pain |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113229925A (en) * | 2021-03-27 | 2021-08-10 | 方润医疗器械科技（上海）有限公司 | Ablation method based on nucleus pulposus ablation pressure measurement application |
| CN114159152A (en) * | 2021-12-21 | 2022-03-11 | 珠海维尔康生物科技有限公司 | Visual multifunctional mixed energy intervertebral disc treatment instrument |
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| US20050049592A1 (en) * | 2000-04-04 | 2005-03-03 | Keith Peter T. | Devices and methods for annular repair of intervertebral discs |
| CN102458289A (en) * | 2009-06-09 | 2012-05-16 | 友和安股份公司 | Direction-controllable electrode body for selectively removing bodily tissue, and guide pipe |
| CN202426646U (en) * | 2011-12-15 | 2012-09-12 | 方润医疗器械科技（上海）有限公司 | Low-temperature plasma electrode for lumbar ablation |
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| US20050049592A1 (en) * | 2000-04-04 | 2005-03-03 | Keith Peter T. | Devices and methods for annular repair of intervertebral discs |
| CN102458289A (en) * | 2009-06-09 | 2012-05-16 | 友和安股份公司 | Direction-controllable electrode body for selectively removing bodily tissue, and guide pipe |
| CN202426646U (en) * | 2011-12-15 | 2012-09-12 | 方润医疗器械科技（上海）有限公司 | Low-temperature plasma electrode for lumbar ablation |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113229925A (en) * | 2021-03-27 | 2021-08-10 | 方润医疗器械科技（上海）有限公司 | Ablation method based on nucleus pulposus ablation pressure measurement application |
| CN113229925B (en) * | 2021-03-27 | 2023-05-05 | 南京医科大学附属南京医院 | Ablation method based on nucleus pulposus ablation pressure measurement application |
| CN114159152A (en) * | 2021-12-21 | 2022-03-11 | 珠海维尔康生物科技有限公司 | Visual multifunctional mixed energy intervertebral disc treatment instrument |
| CN114159152B (en) * | 2021-12-21 | 2024-04-05 | 珠海维尔康生物科技有限公司 | Visual multifunctional mixed energy intervertebral disc treatment instrument |
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Application publication date: 20190115 |