CN108113673B - Nerve electromyographic signal receiving electrode device - Google Patents
Nerve electromyographic signal receiving electrode device Download PDFInfo
- Publication number
- CN108113673B CN108113673B CN201810084408.XA CN201810084408A CN108113673B CN 108113673 B CN108113673 B CN 108113673B CN 201810084408 A CN201810084408 A CN 201810084408A CN 108113673 B CN108113673 B CN 108113673B
- Authority
- CN
- China
- Prior art keywords
- electrode
- connector
- needle
- nerve
- needle electrode
- 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.)
- Active
Links
- 210000005036 nerve Anatomy 0.000 title claims abstract description 58
- 238000012544 monitoring process Methods 0.000 claims abstract description 25
- 210000003205 muscle Anatomy 0.000 claims abstract description 11
- 230000002146 bilateral effect Effects 0.000 claims abstract description 4
- 230000003183 myoelectrical effect Effects 0.000 claims description 11
- 230000007831 electrophysiology Effects 0.000 claims description 3
- 238000002001 electrophysiology Methods 0.000 claims description 3
- 238000005452 bending Methods 0.000 claims description 2
- 230000002232 neuromuscular Effects 0.000 claims 8
- 238000000034 method Methods 0.000 abstract description 10
- 238000001514 detection method Methods 0.000 abstract description 6
- 210000001685 thyroid gland Anatomy 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000035945 sensitivity Effects 0.000 abstract description 2
- 210000003437 trachea Anatomy 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 11
- 210000001260 vocal cord Anatomy 0.000 description 6
- 230000007547 defect Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 230000014759 maintenance of location Effects 0.000 description 5
- 230000001681 protective effect Effects 0.000 description 5
- 238000004458 analytical method Methods 0.000 description 4
- 210000000845 cartilage Anatomy 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000001356 surgical procedure Methods 0.000 description 3
- 210000001519 tissue Anatomy 0.000 description 3
- 239000003814 drug Substances 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 230000004936 stimulating effect Effects 0.000 description 2
- 230000036982 action potential Effects 0.000 description 1
- 238000001467 acupuncture Methods 0.000 description 1
- 238000001574 biopsy Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012636 effector Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 210000002263 laryngeal cartilage Anatomy 0.000 description 1
- 210000000867 larynx Anatomy 0.000 description 1
- 210000001165 lymph node Anatomy 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000004220 muscle function Effects 0.000 description 1
- 210000001087 myotubule Anatomy 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 230000000638 stimulation Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/25—Bioelectric electrodes therefor
- A61B5/279—Bioelectric electrodes therefor specially adapted for particular uses
- A61B5/296—Bioelectric electrodes therefor specially adapted for particular uses for electromyography [EMG]
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
- A61B2562/02—Details of sensors specially adapted for in-vivo measurements
- A61B2562/0209—Special features of electrodes classified in A61B5/24, A61B5/25, A61B5/283, A61B5/291, A61B5/296, A61B5/053
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Medical Informatics (AREA)
- Biophysics (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Physics & Mathematics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
Abstract
The invention relates to a nerve electromyographic signal receiving electrode device, which consists of two receiving electrodes with the same structure and forming a loop, wherein an arc needle electrode is led out from the end face of the tail end of a connector of each receiving electrode, and the needle electrode and the adjacent section of the connector are fixedly abutted against an outwards bent needle protection sheath; the outer end of the needling protection sheath is provided with a cylindrical clamping handle. After the device forms a loop, nerve detection equipment is adopted to obtain nerve electrophysiological parameters by means of potential difference generated by received bilateral muscle movements, the indwelling method is convenient, the puncturing depth is stable, the device is safe and reliable to use, and meanwhile, the device is not easy to fall off in operation; the method can improve the sensitivity of the received signals, has obvious amplitude, is easy to manufacture, shortens the time of surgical operations such as thyroid operations and the like, relieves the pain of patients, reduces the treatment cost and the labor intensity of doctors and patients, is beneficial to both doctors and patients, and can completely replace classical trachea cannula type nerve monitoring cannula.
Description
Technical Field
The invention relates to the technical field of medical appliances, in particular to a nerve electromyographic signal receiving electrode device applied to vocal cord nerve monitoring and protection in surgical operations such as thyroidectomy, cervical lymph node removal, partial larynx removal, neck biopsy and the like.
Background
Myoelectric signals (EMG) are superposition of action potentials (MUAP) of a motion unit in a plurality of muscle fibers in time and space, wherein surface myoelectric Signals (SEMG) are the comprehensive effect of electric activities on the skin surface of shallow muscle EMG and nerve trunk, and can reflect the activities of nerve muscles to a certain extent; compared with the needle electrode EMG, the SEMG has the advantages of non-invasiveness, no wound, simple operation and the like in measurement. Therefore, SEMG has important practical value in clinical medicine, human-machine efficacy, rehabilitation medicine, sports science and the like. The detection and analysis method for researching and analyzing the electromyographic signals also comprises a detection technology, a detection device, a method for controlling an external device by utilizing electromyographic signal feedback and the like.
The technical personnel in the field analyze the defects of the prior known technology, and the currently adopted electromyographic signal receiving electrode is a necessary device for the study of nerve electrophysiology and the clinical monitoring and protection of nerve functions, is directly inserted into human tissues and plays a role in monitoring and evaluating the effect muscle functions.
However, there are various forms of receiving electrodes on the market, in which a needle-punched electrode is commonly used, but it is often impossible to realize safe and stable retention in the throat in neck operations such as thyroid operations and to effectively monitor the nerve function that innervates the vocal cords, and there are many defects, such as the problems of too long needle body, easy penetration of the laryngeal cartilage, difficult retention, etc., and also the defects of increased operation time, unstable retention, easy falling off during operations, low value of obtained nerve electromyographic signals, unstable monitoring signals, high false positive rate, etc.
In summary, the reason for these problems is that the structure of the receiving electrode is very imperfect, and the structure of the needled electrode on the market is completely simulated to be applied to the traditional electrode in other fields and then is derived to each technical field, so that the electrode adopted by the thyroid surgery today still belongs to the structure along the past, and the electrode in the fields of the prior applied electrode has no large difference in various coefficients including shape, position relationship, length, angle and the like, so that only the basic function is exerted, and the professional application level of the corresponding industry cannot be ensured.
In summary, the present invention provides further development and design solutions for product structures in the same technical field based on the existing known technologies in combination with practical application verification, and these proposed solutions can completely solve the problems existing in the prior art, and are also beneficial to solving numerous technical problems in the same technical field and improving the expansibility of the technical solutions.
Disclosure of Invention
Aiming at the defects, the invention provides the nerve electromyographic signal receiving electrode device which has safe needling depth, is easy to clamp through a surgical instrument in operation, is simple and stable to keep, can obtain accurate and remarkable nerve electromyographic signal values, and solves a plurality of defects in the prior art.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the nerve electromyographic signal receiving electrode device consists of two receiving electrodes which have the same structure and mutually form a loop, nerve monitoring equipment is adopted to receive potential difference generated by bilateral muscle movement through the loop to obtain nerve electrophysiological parameters, each receiving electrode is provided with a connector connected with a lead, an arc-shaped needle electrode is led out from the end face of the tail end of the connector, the needle electrode is bent towards the direction away from the connector, and one surface of the connector in the bending direction of the needle electrode is set as an ventral surface which is in a plane structure;
the needle electrode is fixed against an outwardly curved needle protection sheath with an adjacent section of the connector and the needle electrode is curved in a direction opposite to the direction of curvature of the needle electrode;
the outer end of the needling protection sheath forms a cylindrical clamping handle which is convenient for retaining and receiving the electrode by using a surgical instrument or bare hands, the base part of the needling protection sheath, which is contacted with the connector, is positioned at the center of the end face of the tail end of the connector, and the base part is adjacent to the needle-shaped electrode.
The additional structure of the technical scheme further comprises any one of the following:
the needle electrode adopts a full arc structure, and a certain vertical distance is reserved between the outer end of the full arc structure and the end face of the tail end of the connector;
the end face of the tail end of the connector is of an arc surface structure, and the arc of the arc surface is a major arc;
the needle electrode and the needling protection sheath are provided with contact sections which are mutually propped, and the contact sections are preferably in a horizontal section structure.
For the technical scheme and the technical scheme with any additional structure formation, the method further comprises the following steps:
the inner end of the needling protection sheath is fixed at the center of the end face of the tail end of the connector, and the needling protection sheath extends outwards from the center of the circle to form a horizontal sheath body with the length equal to that of the needle-shaped electrode.
Further, the needling protection sheath is fixed behind the connector in such a way that a starting section is first extended in the direction perpendicular to the end face of the connector end, and then a curled state is formed in the direction away from the connector.
Further, the needle electrode is led out from the connector and then goes through an electrode leading-out section parallel to the initial section, and then forms a tilting state far away from the connector.
Further, the initial section of the needle protection sheath is contacted with the electrode leading-out section of the needle electrode and is parallel to the electrode leading-out section of the needle electrode, and the sheath bodies of the needle protection sheath beyond the length of the electrode leading-out section of the needle electrode are curled away from the needle electrode towards the direction away from the connector.
For the above technical solution, the following structure may be also preferred:
the area of the arc surface is equal to two thirds of the area of a circle with the same radius;
alternatively, the technical scheme of the invention can be equivalently modified as follows:
the end of the connector is led out of a needle electrode with a certain length in the direction perpendicular to the end face of the end of the connector, the needle electrode is provided with a supporting and protecting component in the back-to-back direction, the leading-out sections of the component and the needle electrode are mutually stuck, and the outer end of the supporting and protecting component and the outer end of the needle electrode are respectively provided with a certain distance in the horizontal direction and the vertical direction.
The nerve electromyographic signal receiving electrode device has the beneficial effects that:
after the device forms a loop, nerve detection equipment is adopted to obtain nerve electrophysiology parameters by means of potential difference generated by received bilateral muscle movements, so that a retention method is convenient, the penetration depth is stable, the device is safe and reliable to use, and meanwhile, the device is not easy to fall off in an operation on the basis of keeping all functions of a common single-needle receiving electrode;
the sensitivity of the received signals can be improved, the amplitude is obvious, the manufacturing is easy, the time of surgical operations such as thyroid operations is shortened, the pain of patients is relieved, the treatment cost and the labor intensity of doctors are reduced, and the method is beneficial to both doctors and patients;
thirdly, the receiving end is closer to the effector muscle, a stronger myoelectric signal is obtained, and the device can completely replace a classical trachea cannula type nerve monitoring cannula;
the four-step operation is favorable for realizing real-time and whole-course nerve monitoring in the operation process, accurately and timely grasping the state of the vocal cord nerve, and can be used for a continuous monitoring mode and an intermittent monitoring mode of a nerve monitoring system.
Drawings
The invention is described in further detail below with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of a nerve myoelectric signal receiving electrode device according to an embodiment of the present invention;
FIG. 1A is an enlarged schematic view of portion 1A of FIG. 1;
FIG. 2 is a schematic view of a side of a nerve myoelectric signal receiving electrode device with a protective sheath according to an embodiment of the present invention;
FIG. 3 is a schematic view of a side of a nerve myoelectric signal receiving electrode device with needle electrodes according to an embodiment of the present invention;
fig. 4 is a schematic cross-sectional view of a nerve myoelectric signal receiving electrode device according to an embodiment of the present invention.
In the figure:
1. a needle electrode; 2. needling a protective sheath; 3. a connector; 4. a wire; 5. a cylindrical grip handle; 6. a connection terminal;
11. the electrode parallel leading-out section; 12. the protecting sheath leading-out section.
Detailed Description
Example 1
As shown in fig. 1-4 and fig. 1A, the technical means of the nerve electromyographic signal receiving electrode device according to the first embodiment of the present invention is to achieve the purpose of ensuring safe needling depth and retention stability on the basis of shortening the time of the thyroid surgery and the like and relieving the pain of the patient, so as to facilitate the clamping by surgical instruments during the surgery and obtain accurate and remarkable nerve electromyographic signal values, therefore, the implemented technical scheme of the corresponding electrode device comprises two receiving electrodes forming loops with each other, and each receiving electrode is provided with a connector 3 connected with a lead 4.
Further analysis was made for the receiving electrode structure set up above:
the receiving electrode is implemented to send out a section of needle electrode 1 with a preferably arc-shaped structure outwards from the tail end of the connector 3, the outer end of the implemented needle electrode 1 is in a needle shape and is tilted to one side far away from the direction of the connector 3 by a certain radian, meanwhile, as the whole process of the needle electrode 1 is in an arc shape, and a certain vertical distance is reserved between the outer end of the implemented needle electrode 1 and the end face of the tail end of the connector 3, the needle electrode is conveniently and deeply inserted into a nail-shaped cartilage plate, the firm fixation in operation is ensured, the needle electrode is not easy to fall off, after the needle electrode is inserted, the needle electrode is closer to effect muscles, and myoelectric signals generated by the effect muscles in the throat are more easily received;
further, the implemented receiving electrode is fixedly connected with a section of needling protection sheath 2 which is preferably in a sheet-shaped structure from the tail end of the connector 3, the outer end of the implemented needling protection sheath 2 is curled in the direction away from the connector 3 and opposite to the tilting direction of the implemented needle-shaped electrode 1, so that the needle-shaped electrode 1 and the needling protection sheath 2 are tilted in the direction away from the connector 3 at the back-to-back position at the same time;
accordingly, since the end face of the tip end portion of the connector 3, at which the needle electrode 1 and the needle protection sheath 2 are joined, is provided in an arc surface structure having an area corresponding to 2/3 of a circle, the base portion of the needle protection sheath 2, which is brought into contact with the connector 3, is brought into close proximity to the center of the end face of the tip end portion of the connector 3, which is brought into close proximity to the needle electrode 1.
Further analysis was made of the needle electrode 1 and needle protection sheath 2 structure set up above:
the needle electrode 1 is led out of the connector 3 and then provided with an electrode parallel leading-out section 11, and then the needle electrode 2 is rolled up in the direction away from the connector 3, and particularly when the needle electrode is arranged, the protective sheath leading-out section 12 of the needle electrode 2 and the electrode parallel leading-out section 11 of the needle electrode 1 are mutually parallel and are both kept parallel to the connector 3, and by arranging the structure, the insertion depth of the needle electrode 1 into tissues is controlled, and although the needle electrode 1 and the needle electrode protective sheath 2 are provided with a certain radian, the needle electrode 1 can be effectively prevented from piercing a nail-shaped cartilage plate by respectively keeping a section of the leading-out section relatively horizontal;
accordingly, the needle-punched protective sheath 2 is formed outwardly in an arc-shaped curl away from the needle electrode 1 at a portion beyond the length of the electrode parallel lead-out section 11 of the needle electrode 1.
Further, the end of the needle-punching protecting sheath 2 is formed into a cylindrical holding handle 5, which is convenient for the operator to use surgical instruments such as forceps or to keep the receiving electrode in a bare hand.
Further analysis was made of the structure of the joint 3 set up above:
the section of the connector 3 is set to be of a circular arc surface structure with the area equal to 2/3, and the circular arc of the circular arc surface is a major arc, so that the connector 3 structure with the ventral surface being a plane and the back being a cylinder is formed, the base part of the needle-shaped electrode 1 is positioned at the center of the connector 3, the needled electrode 1 is more attached to indwelling tissues such as a nail-shaped cartilage plate, the effective insertion part of the electrode is increased, the receiving effect of the effect muscle myoelectric signal is improved, the indwelling is more stable, and the needle-shaped electrode is not easy to fall off in operation.
According to the nerve electromyographic signal receiving electrode device of the embodiment of the invention, the needle-shaped electrode 1 and the acupuncture protection sheath 2 are connected to the connector 3 in a matched manner, the connector 3 is connected with the connecting terminal 6 of the nerve monitoring equipment through the lead 4, and when the nerve electromyographic signal receiving electrode device is used, the needle-shaped electrode 1 is connected with the nerve monitoring equipment (such as a nerve monitor) through the connecting terminal 6 to form a signal stimulation end loop.
When the nerve electromyographic signal receiving electrode device provided by the embodiment of the invention is used, for example, the real-time monitoring of the vocal cords nerve in the operation can be realized in thyroidectomy, the needle electrode 1 is connected with nerve monitoring equipment through the connecting terminal 6 to form a signal stimulating end loop, and the signal stimulating end loop is combined with the existing signal receiving end loop of the nerve monitoring system, so that the nerve monitoring equipment can release the set current of the detecting system and the current can be regulated as required, and the nerve electromyographic signal receiving electrode device can also act on the vocal cords nerve to excite the nerve to form nerve impulse and conduct the nerve impulse to the innervating muscle to generate electromyographic signals, and the electromyographic signals return to a host through the needle electrode 1 to form Electromyographic (EMG) waveforms and prompt tones, so as to judge the nerve function integrity.
Meanwhile, the method is favorable for realizing the real-time and whole-course nerve monitoring in the operation process, accurately and timely grasping the situation of the vocal cords nerve, can be applied to a continuous monitoring mode of a nerve monitoring system, can be applied to an intermittent monitoring mode, can realize the real-time monitoring and simultaneously complete myoelectricity function monitoring advantages in surgical operation, and has the advantages of flexible and controllable detection time and locus in the intermittent monitoring mode, and is convenient for identifying and positioning the nerve.
Example two
As shown in fig. 1-4 and fig. 1A, the nerve myoelectric signal receiving electrode device according to the second embodiment of the present invention may be improved on the basis of the first embodiment, so as to form a plurality of deformations generated by the improvement of the needle protection sheath 2, for example, a sheet structure is adopted, the initial section adopts a horizontal section and the horizontal section is tightly attached to the horizontal section of the needle electrode 1, and then the needle protection sheath 2 is tilted outwards by different angles according to different operation requirements, so as to form a structure in which one surface of the needle protection sheath 2 is supported and tightly attached to the needle electrode 1 and the other surface is curled outwards.
Other corresponding implementation manners of the embodiments of the present invention may refer to or be modified based on the first embodiment, and will not be described herein.
Example III
As shown in fig. 1-4 and fig. 1A, the nerve electromyographic signal receiving electrode device according to the third embodiment of the present invention can perform more equivalent deformation based on the first embodiment and the second embodiment, and the implemented technical scheme mainly leads out a needle electrode 1 with a certain length in the vertical direction of the end face of the end of the connector 3, where the needle electrode 1 is provided with a support protection component in the back-to-back direction.
Further, the support and protection assembly is used to replace the needle protection sheath 2 in the first and second embodiments, the assembly and the respective lead-out sections of the needle electrode 1 are tightly attached to each other, and the outer end of the support and protection assembly and the outer end of the needle electrode 1 are both horizontally and vertically spaced from each other by a certain distance.
Other corresponding implementation means of the embodiment of the present invention may be modified with reference to the first embodiment or on the basis of the second embodiment, and will not be described herein.
In the description of the present specification, the terms "embodiment one", "present embodiment", "specific implementation", and the like, if present, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention or invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples; furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
In the description of the present specification, the terms "connected," "mounted," "fixed," "disposed," "having," and the like are to be construed broadly, and for example, "connected" may be a fixed connection or indirectly through intermediate members without affecting the relationship of components and technical effects, or may be an integral connection or a partial connection, as in the case of this example, and as will be apparent to those skilled in the art, the specific meaning of the terms in the present invention or the invention may be understood in detail.
The embodiments have been described so as to facilitate a person of ordinary skill in the art in order to understand and apply the present technology, it will be apparent to those skilled in the art that various modifications may be made to these examples and that the general principles described herein may be applied to other embodiments without undue burden. Therefore, the present application is not limited to the above embodiments, and modifications to the following cases should be within the scope of protection of the present application: (1) based on the technical scheme of the invention and combined with the new technical scheme implemented by the prior common knowledge, the technical effect produced by the new technical scheme is not beyond that of the invention, for example, the needle-shaped electrode and the needling protection sheath are combined to be applied to receiving electrodes of different types; (2) the technical effects produced by adopting the equivalent replacement of part of the characteristics of the technical scheme of the invention by adopting the known technology are the same as those of the invention, for example, the size matching of the needle electrode and the needling protection sheath is improved according to different use requirements; (3) the technical scheme of the invention is taken as a basis for expanding, and the essence of the expanded technical scheme is not beyond the technical scheme of the invention; (4) equivalent transformation made by the content of the specification and the drawings of the invention is directly or indirectly applied to other related technical fields.
Claims (10)
1. The utility model provides a nerve electromyographic signal receiving electrode device comprises two receiving electrodes that the structure is the same and constitutes a return circuit each other, adopts nerve monitoring facilities to receive the potential difference that bilateral muscle motion produced through the return circuit and obtain nerve electrophysiology parameter, and every receiving electrode possesses the connector that meets with the wire, its characterized in that:
an arc needle electrode is led out from the end face of the tail end of the connector, the needle electrode is bent towards the direction away from the connector, one surface of the connector in the bending direction of the needle electrode is set as an ventral surface, and the ventral surface is of a planar structure;
the needle electrode is fixed against an outwardly curved needle protection sheath with an adjacent section of the connector and the needle electrode is curved in a direction opposite to the direction of curvature of the needle electrode;
the outer end of the needling protection sheath forms a cylindrical clamping handle which is convenient for retaining and receiving the electrode by using a surgical instrument or bare hands, the base part of the needling protection sheath, which is contacted with the connector, is positioned at the center of the end face of the tail end of the connector, and the base part is adjacent to the needle-shaped electrode.
2. The neuromuscular signal receiving electrode device according to claim 1, wherein: the needle electrode adopts a full arc structure, and a certain vertical distance is arranged between the outer end of the full arc structure and the end face of the tail end of the connector.
3. The neuromuscular signal receiving electrode device according to claim 1, wherein: the end face of the tail end of the connector is of an arc surface structure, and the arc of the arc surface is a major arc.
4. The neuromuscular signal receiving electrode device according to claim 1, wherein: the needle electrode and the needling protection sheath are provided with contact sections which are mutually propped, and the contact sections are horizontal sections.
5. The neuromuscular signal receiving electrode device according to any one of claims 1 to 4, wherein: the inner end of the needling protection sheath is fixed at the center of the end face of the tail end of the connector, and the needling protection sheath extends outwards from the center of the circle to form a horizontal sheath body with the length equal to that of the needle-shaped electrode.
6. The neuromuscular signal receiving electrode device according to claim 5, wherein: the needling protection sheath is fixed behind the connector in such a way that an initial section extends in the direction perpendicular to the end face of the end of the connector, and then a curled state is formed in the direction away from the connector.
7. The neuromuscular signal receiving electrode device according to claim 6, wherein: the trend of the needle electrode after being led out from the connector is that the needle electrode firstly passes through an electrode leading-out section parallel to the initial section and then forms a tilting state far away from the connector.
8. The neuromuscular signal receiving electrode device according to claim 7, wherein: the initial section of the needle protection sheath is contacted with the electrode leading-out section of the needle electrode and is parallel to the electrode leading-out section of the needle electrode, and the sheath bodies of the needle protection sheath, which are beyond the length of the electrode leading-out section of the needle electrode, are curled away from the needle electrode in a direction away from the connector.
9. A neuromuscular signal receiving electrode device according to claim 3, wherein: the area of the arc surface is equal to two thirds of the area of a circle with the same radius.
10. The nerve myoelectric signal receiving electrode device according to claim 1 or 2, characterized in that:
the tail end of the connector is led out of a needle electrode with a certain length in the direction perpendicular to the end face of the tail end of the connector;
the needle electrode is provided with a supporting and protecting component in a back-to-back direction, and the component and the respective leading-out sections of the needle electrode are mutually stuck;
the outer end of the support protection component and the outer end of the needle electrode are at a certain distance in the horizontal direction and the vertical direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810084408.XA CN108113673B (en) | 2018-01-29 | 2018-01-29 | Nerve electromyographic signal receiving electrode device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810084408.XA CN108113673B (en) | 2018-01-29 | 2018-01-29 | Nerve electromyographic signal receiving electrode device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108113673A CN108113673A (en) | 2018-06-05 |
| CN108113673B true CN108113673B (en) | 2024-02-20 |
Family
ID=62234107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810084408.XA Active CN108113673B (en) | 2018-01-29 | 2018-01-29 | Nerve electromyographic signal receiving electrode device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108113673B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111973185B (en) * | 2020-08-07 | 2023-06-23 | 中山大学附属第一医院 | Management system for feeding back muscle function activities under double-wire electrode in real time |
| CN113171553A (en) * | 2021-03-18 | 2021-07-27 | 上海骊霄医疗技术有限公司 | Neuromuscular electrical stimulation calibration system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4155353A (en) * | 1976-11-18 | 1979-05-22 | Davis William E | Electrode and method for laryngeal electromyography |
| CN201543045U (en) * | 2009-11-28 | 2010-08-11 | 马国栋 | Injector |
| CN103179899A (en) * | 2010-08-20 | 2013-06-26 | 金斯顿皇后大学 | Probe for diagnosis and treatment of muscle contraction dysfunction |
| CN106455938A (en) * | 2014-05-29 | 2017-02-22 | 艾佛里·M·杰克森三世 | Illuminated endoscopic pedicle proble with proximity monitoring |
| CN106510703A (en) * | 2016-12-09 | 2017-03-22 | 肖玉根 | Recurrent laryngeal nerve real-time monitor and monitoring method |
| CN209136609U (en) * | 2018-01-29 | 2019-07-23 | 唐华松 | A kind of nerve electromyography signal receiving electrode device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8452370B2 (en) * | 2009-01-13 | 2013-05-28 | Richard L. Prass | Single and multi-needle electromyographic (EMG) recording electrode configurations for intraoperative nerve integrity monitoring |
-
2018
- 2018-01-29 CN CN201810084408.XA patent/CN108113673B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4155353A (en) * | 1976-11-18 | 1979-05-22 | Davis William E | Electrode and method for laryngeal electromyography |
| CN201543045U (en) * | 2009-11-28 | 2010-08-11 | 马国栋 | Injector |
| CN103179899A (en) * | 2010-08-20 | 2013-06-26 | 金斯顿皇后大学 | Probe for diagnosis and treatment of muscle contraction dysfunction |
| CN106455938A (en) * | 2014-05-29 | 2017-02-22 | 艾佛里·M·杰克森三世 | Illuminated endoscopic pedicle proble with proximity monitoring |
| CN106510703A (en) * | 2016-12-09 | 2017-03-22 | 肖玉根 | Recurrent laryngeal nerve real-time monitor and monitoring method |
| CN209136609U (en) * | 2018-01-29 | 2019-07-23 | 唐华松 | A kind of nerve electromyography signal receiving electrode device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108113673A (en) | 2018-06-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10507120B2 (en) | Systems and methods for performing surgical procedures and assessments | |
| Volk et al. | Laryngeal electromyography: a proposal for guidelines of the European Laryngological Society | |
| US20100010367A1 (en) | System and methods for monitoring during anterior surgery | |
| US20090105604A1 (en) | System and Methods for Monitoring During Anterior Surgery | |
| US11247044B2 (en) | Devices for delivering neuroregenerative therapy | |
| McAdams | Biomedical electrodes for biopotential monitoring and electrostimulation | |
| US11247045B2 (en) | Systems and methods for delivering neuroregenerative therapy | |
| JP2020536600A (en) | Pledget stimulation and recording electrode assembly | |
| CN108113673B (en) | Nerve electromyographic signal receiving electrode device | |
| Tschopp et al. | Comparison of various methods of electromyographic monitoring of the recurrent laryngeal nerve in thyroid surgery | |
| CN105030300A (en) | Multifunctional nerve monitoring and fine separating probe clamp | |
| CN117442218B (en) | Muscle information detection device for thoracic outlet syndrome | |
| KR20160053077A (en) | Electrode for measuring living body signal | |
| CN209136609U (en) | A kind of nerve electromyography signal receiving electrode device | |
| CN210056005U (en) | Safety protection needle electrode | |
| US9427224B1 (en) | Apparatus and methods for surgical access | |
| CN215608813U (en) | Disposable low-frequency electrical stimulation treatment needle | |
| US20240099632A1 (en) | Nerve stimulation patterns and device for detectability of nerve function and health | |
| CN210354685U (en) | Safety protection needle electrode | |
| KR100971275B1 (en) | Medical-treatment electrode | |
| CN214484497U (en) | Three-tip two-edge concentric circle electrode for electromyogram examination of ophthalmology department | |
| Huffman et al. | Acute testing of temporal patterns of vagus nerve stimulation on physiological outcomes in mouse | |
| WO2021031150A1 (en) | Electrode device capable of continuous detection | |
| CN205054427U (en) | Radio frequency regulation and control monitoring trocar | |
| CN207041522U (en) | A kind of Cervical posterior longitudinal ligament Neural Signal Collecting device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200424 Address after: 201616 12 buildings, 3 floors, No. 1, 618 Lane, Zhongde Road, Xiaokunshan Town, Songjiang District, Shanghai Applicant after: Shanghai Bekada Medical Technology Co.,Ltd. Address before: 421000 Hunan city of Hengyang province Zhuhui District No. 24 Yicun Heng 3 unit 401 Applicant before: Tang Huasong |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |