CN109731219A - A kind of implanted scs device and method of adjustment - Google Patents
A kind of implanted scs device and method of adjustment Download PDFInfo
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- CN109731219A CN109731219A CN201811648297.7A CN201811648297A CN109731219A CN 109731219 A CN109731219 A CN 109731219A CN 201811648297 A CN201811648297 A CN 201811648297A CN 109731219 A CN109731219 A CN 109731219A
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Abstract
A kind of implanted scs device, comprising: electrode assembly is implanted on spinal nerve, is used to form electric field, carries out electro photoluminescence to spinal nerve；Comfort level acquisition device, the comfort level Data Concurrent for receiving user's input give control device；State acquisition device gives control device for acquiring User Status Data Concurrent；Control device is connected to electrode assembly, comfort level acquisition device and posture acquisition device, the electric field that the comfort level data and/or User Status data point reuse electrode assembly for being inputted according to user generate.Control device determines offset, offset direction and the deviation angle of electrode assembly according to User Status data, the electric field that comfort level data and User Status number adjustment electrode in conjunction with user are formed, with the electric field change of compensating electrode component, to avoid due to caused by the offset of electric field caused by user movement electrode assembly therapeutic effect failure or the situation that weakens.
Description
Technical field
The invention belongs to the field of medical instrument technology, in particular to a kind of implanted scs device and adjustment side
Method.
Background technique
Electrode assembly be used in the treatment of such as epilepsy, sleep apnea and pain entanglement relevant to nerve record and
Stimulate nervous activity.These electrode assemblies typically comprise the structure for carrying one or more electrodes and one or more leads
Body.Electrode typically keeps being in contact with the nerve of concern, and be connected to by lead be capable of handling nerve signal and/or
In the external electrical equipment for generating boost pulse, to execute the treatment of entanglement relevant to nerve.
Electrode assembly needs to be implanted on the corresponding nerve in position to be treated when in use, but human motion, neural position
It can change, electrode assembly nerve corresponding with position to be treated may generate small displacement difference, lead to controlling for electrode assembly
Treat declines.
Summary of the invention
(1) goal of the invention
The object of the present invention is to provide a kind of one kind of electrical stimulating effect plants that electrode assembly can be adjusted according to the impression of patient
Enter formula scs device and method of adjustment.
(2) technical solution
To achieve the above object, the present invention provides a kind of implanted scs devices, comprising: electrode assembly,
It is implanted on spinal nerve, is used to form electric field, electro photoluminescence is carried out to spinal nerve；Comfort level acquisition device is used for receiving
The comfort level Data Concurrent of family input gives control device；State acquisition device is given for acquiring User Status Data Concurrent
Control device；Control device is connected to electrode assembly, comfort level acquisition device and posture acquisition device, for defeated according to user
The electric field that the comfort level data and/or User Status data point reuse electrode assembly entered generate.
Further, comfort level data include pain position and pain level data.
Further, User Status data include user's body state data and user movement data, wherein user's posture data
Station, seat, sleeping, walking including user；User movement data include the speed of travel and acceleration of user.
Further, the electric field that adjustment electrode assembly generates, comprising: by adjusting the electric current and/or voltage of electrode assembly
Size is to adjust electric field strength；And/or by adjusting the position of work at present electrode and/or quantity in electrode assembly, with adjustment
The stimulation sites and/or size of electric field；And/or the electrode spacing by adjusting electrode assembly, to adjust the stimulation position of electric field
It sets.
Further, electrode assembly further includes elastomeric element；Electrode is spaced setting on elastomeric element.
Further, electrode assembly further includes memorial alloy；Memorial alloy is set to elastomeric element far from spinal nerve
Side is connect with elastomeric element and control device, and the electric current and/voltage sent for receiving control device controls elastomeric element
Extending direction and distance.
Further, electrode assembly further includes connecting line；Connecting line connects adjacent electrode, and connect with control device, uses
In the spacing by changing adjacent electrode, to change the electric field of electrode.
The present invention also provides a kind of methods of adjustment of implanted scs device, comprising: obtains user's input
Comfort level data；Acquire User Status data；According to the comfort level data of user's input and/or User Status data point reuse electricity
The electric field that pole component generates.
Further, comfort level data include pain position and pain level data；And/or User Status data include
User's posture data and user movement data, wherein user's posture data packet includes the station of user, seat, sleeping, walking；User movement
Data include the speed of travel and acceleration of user.
Further, it includes: electric current and/or voltage by adjusting electrode assembly that the electric field formed to electrode, which is adjusted,
Size is to adjust electric field strength；And/or by adjusting the position of work at present electrode and/or quantity in electrode assembly, with adjustment
The stimulation sites and/or size of electric field；And/or
By adjusting the electrode spacing of electrode assembly, to adjust the stimulation sites of electric field.
(3) beneficial effect
Above-mentioned technical proposal of the invention has following beneficial technical effect:
(1) whether the comfort level data inputted by user deviate determining the electric field of electrode assembly and offset, lead to
Offset, offset direction and deviation angle that acquisition user movement data determine electrode assembly are crossed, in conjunction with the comfort level of user
The electric field that data and user movement number adjustment electrode assembly are formed, to compensate the variation of the electric field as caused by user movement, with
The situation that the therapeutic effect of electrode assembly fails or weakens caused by the offset of electric field caused by avoiding due to user movement；
(2) it by the way that memorial alloy is arranged on elastomeric element, is powered to memorial alloy, to change the shape of memorial alloy
Shape and size, and then change the shapes and sizes of elastomeric element, to change electrode spacing and position, and then adjust what electrode was formed
Electric field；
(3) change the spacing of electrode by the length of lead between change electrode, and then change the electric field that electrode is formed.
Detailed description of the invention
Fig. 1 is the schematic diagram of implanted scs device of the invention；
Fig. 2 is the structural schematic diagram of electrode assembly of the invention；
The flow chart of the method for adjustment of implanted scs device Fig. 3 of the invention.
Appended drawing reference:
1: electrode assembly；11: electrode；12: elastomeric element；13: connecting line；2: comfort level acquisition device；3: state obtains
Device；4: control device；
Specific embodiment
In order to make the objectives, technical solutions and advantages of the present invention clearer, With reference to embodiment and join
According to attached drawing, the present invention is described in more detail.It should be understood that these descriptions are merely illustrative, and it is not intended to limit this hair
Bright range.In addition, in the following description, descriptions of well-known structures and technologies are omitted, to avoid this is unnecessarily obscured
The concept of invention.
Fig. 1 is the schematic diagram of implanted scs device of the invention.
As shown in Figure 1, implanted scs device of the invention: including: electrode assembly 1, be implanted to spinal cord mind
Through upper, it is used to form electric field, electro photoluminescence is carried out to spinal nerve；Comfort level acquisition device 2, for receiving the comfortable of user's input
Degree Data Concurrent gives control device 4；State acquisition device 3 is given for acquiring User Status Data Concurrent and states control device
4；Control device 4 is connected to electrode assembly 1, comfort level acquisition device 2 and posture acquisition device, for what is inputted according to user
The electric field that comfort level data and/or User Status data point reuse electrode assembly 1 generate.
Technical characteristic involved in invention described below difference embodiment is as long as they do not conflict with each other
It can be combined with each other.
Wherein, comfort level data include pain position and pain level data.User Status data include user's body state number
According to user movement data, wherein user's posture data packet includes the station of user, seat, sleeping, walking；User movement data include using
The speed of travel and acceleration at family.
In one embodiment, the pain position and pain level data that control device 4 is inputted according to user, adjust electrode group
The electric current and/or voltage swing of part 1 mitigate the feeling of pain of user to adjust electric field strength.
In one embodiment, the pain position and pain level data that control device 4 is inputted according to user, adjust electrode
The position of work at present electrode 11 and/or quantity in component 1 mitigate user's to adjust the stimulation sites and/or size of electric field
Feeling of pain.
Optionally, the directions such as the upper and lower, left and right of work at present electrode 11 in electrode assembly 1 are finely adjusted, make electric field
Directional trim, so that electrode 11 is closer to the corresponding spinal nerve in user's pain position, so that working electrode 11 is better
Corresponding spinal nerve is stimulated, to mitigate since the offset of electrode 11 leads to the feeling of pain of user；
Optionally, 11 quantity of work at present electrode in electrode assembly 1 is increased or decreased, electric field strength is made to enhance or weaken,
To enhance or weaken the stimulation to spinal nerve, to reduce user's sense of discomfort.
In one embodiment, the pain position and pain level data that control device 4 is inputted according to user, adjust electrode group
11 spacing of electrode of part 1, to adjust the stimulation sites of electric field, so that electrode 11 is closer to the corresponding spinal cord in user's pain position
Nerve, so that working electrode 11 preferably stimulates corresponding spinal nerve, to mitigate since the offset of electrode 11 leads to user's
Sense of discomfort.
Specifically, User Status data include user's body state data and user movement data, wherein user's posture data packet
Include station, the seat, sleeping, walking of user；User movement data include the speed of travel and acceleration of user.
In one embodiment, for control device 4 according to User Status data, electric current and/or the voltage for adjusting electrode assembly 1 are big
It is small to adjust electric field strength, mitigate the feeling of pain of user.
In one embodiment, control device 4 adjusts work at present electrode in electrode assembly 1 according to User Status data
11 position and/or quantity mitigate the feeling of pain of user to adjust the stimulation sites and/or size of electric field.
Optionally, the directions such as the upper and lower, left and right of work at present electrode 11 in electrode assembly 1 are finely adjusted, make electric field
Directional trim, so that electrode 11 is closer to the corresponding spinal nerve in user's pain position, so that working electrode 11 is better
Corresponding spinal nerve is stimulated, to mitigate since the offset of electrode 11 leads to the feeling of pain of user；
Optionally, 11 quantity of work at present electrode in electrode assembly 1 is increased or decreased, electric field strength is made to enhance or weaken,
To enhance or weaken the stimulation to spinal nerve, to reduce user's sense of discomfort.
In one embodiment, control device 4 adjusts 11 spacing of electrode of electrode assembly 1 according to User Status data, to adjust
The stimulation sites of whole electric field, so that electrode 11 is closer to the corresponding spinal nerve in user's pain position, so that working electrode
11 preferably stimulate corresponding spinal nerve, to mitigate since the offset of electrode 11 leads to the sense of discomfort of user.
In one embodiment, control device 4 determines offset, the offset direction of electrode assembly 1 according to User Status data
And deviation angle, the electric field that comfort level data and User Status number adjustment electrode 11 in conjunction with user are formed, with compensating electrode
The electric field change of component 1, to avoid the treatment effect due to electrode assembly 1 caused by the offset of electric field caused by user movement
Situation fruit failure or weakened.Specific adjustment mode can be found in above-described embodiment, and this will not be repeated here.
Fig. 2 is the structural schematic diagram of electrode assembly of the invention.
As shown in Fig. 2, electrode assembly 1 includes electrode 11, it further include elastomeric element 12；Between electrode 11 is on elastomeric element 12
Every setting.When spinal nerve bending or thickness change, elastomeric element 12 is suitable for spinal nerve variation, prevents electrode assembly 1
Friction is generated with spinal nerve.
Specifically, 14 part of conduit is hollow, and the conducting wire that electrode 11 is connect with control device 4 concentrates in conduit 14.
In one embodiment, above-mentioned implanted scs device further includes memorial alloy；Memorial alloy is set to
Side of the elastomeric element 12 far from spinal nerve, connect with elastomeric element 12 and control device 4, sends out for receiving control device 4
The extending direction and distance of the electric current and/voltage control elastomeric element 12 that send, to adjust 11 spacing of electrode of electrode assembly 1, with
Adjust the stimulation sites of electric field.
Specifically, memorial alloy is provided with muti-piece, connect respectively with elastomeric element 12, controls the elastomeric element of different piece
12 deformation, the spacing of the electrode 11 on elastomeric element 12 to adjust different piece, more subtly to adjust electric field
Stimulation sites.
In one embodiment, above-mentioned implanted scs device further includes connecting line 13；Connecting line 13 connects phase
Adjacent electrode 11, and connect with control device 4, for the spacing by changing adjacent electrode 11, to change the electric field of electrode 11.
Specifically, implanted scs device further includes micromotor.Micromotor and connecting line 13 and control
Device 4 connects, and for the signal of receiving control device 4, pulls connecting line 13, changes the spacing of adjacent electrode 11, to change electricity
The electric field of pole 11.
The flow chart of the method for adjustment of implanted scs device Fig. 3 of the invention.
As shown in figure 3, the present invention also provides a kind of method of adjustment of implanted scs device, including it is following
Step:
Step 101, the comfort level data of user's input are obtained；
Step 102, User Status data are acquired；
Step 103, it is generated according to the comfort level data of user's input and/or User Status data point reuse electrode assembly 1
Electric field.
Technical characteristic involved in invention described below difference embodiment is as long as they do not conflict with each other
It can be combined with each other.
Wherein, comfort level data include pain position and pain level data.User Status data include user's body state number
According to user movement data, wherein user's posture data packet includes the station of user, seat, sleeping, walking；User movement data include using
The speed of travel and acceleration at family.
In one embodiment, according to the electric current of the pain position of user's input and pain level data point reuse electrode assembly 1
And/or voltage swing mitigates the feeling of pain of user to adjust electric field strength.
In one embodiment, according to current in the pain position of user's input and pain level data point reuse electrode assembly 1
The position of working electrode 11 and/or quantity mitigate the feeling of pain of user to adjust the stimulation sites and/or size of electric field.
Optionally, the directions such as the upper and lower, left and right of work at present electrode 11 in electrode assembly 1 are finely adjusted, make electric field
Directional trim, so that electrode 11 is closer to the corresponding spinal nerve in user's pain position, so that working electrode 11 is better
Corresponding spinal nerve is stimulated, to mitigate since the offset of electrode 11 leads to the feeling of pain of user；
Optionally, 11 quantity of work at present electrode in electrode assembly 1 is increased or decreased, electric field strength is made to enhance or weaken,
To enhance or weaken the stimulation to spinal nerve, to reduce user's sense of discomfort.
In one embodiment, according to the pain position of user's input and pain level data, the electrode of electrode assembly 1 is adjusted
11 spacing, to adjust the stimulation sites of electric field, so that electrode 11 is closer to the corresponding spinal nerve in user's pain position, so that
Obtaining working electrode 11 preferably stimulates corresponding spinal nerve, to mitigate since the offset of electrode 11 leads to the sense of discomfort of user.
Specifically, User Status data include user's body state data and user movement data, wherein user's posture data packet
Include station, the seat, sleeping, walking of user；User movement data include the speed of travel and acceleration of user.
In one embodiment, according to User Status data, the electric current and/or voltage swing for adjusting electrode assembly 1 are to adjust
Electric field strength mitigates the feeling of pain of user.
In one embodiment, according to User Status data, the position of work at present electrode 11 in electrode assembly 1 is adjusted
And/or quantity mitigates the feeling of pain of user to adjust the stimulation sites and/or size of electric field.
Optionally, the directions such as the upper and lower, left and right of work at present electrode 11 in electrode assembly 1 are finely adjusted, make electric field
Directional trim, so that electrode 11 is closer to the corresponding spinal nerve in user's pain position, so that working electrode 11 is better
Corresponding spinal nerve is stimulated, to mitigate since the offset of electrode 11 leads to the feeling of pain of user；
Optionally, 11 quantity of work at present electrode in electrode assembly 1 is increased or decreased, electric field strength is made to enhance or weaken,
To enhance or weaken the stimulation to spinal nerve, to reduce user's sense of discomfort.
In one embodiment, according to User Status data, 11 spacing of electrode of electrode assembly 1 is adjusted, to adjust electric field
Stimulation sites, so that electrode 11 is closer to the corresponding spinal nerve in user's pain position, so that working electrode 11 is better
Corresponding spinal nerve is stimulated, to mitigate since the offset of electrode 11 leads to the sense of discomfort of user.
In one embodiment, offset, offset direction and the deviation angle of electrode assembly 1 are determined according to User Status data
Degree, the electric field that comfort level data and User Status number adjustment electrode 11 in conjunction with user are formed, with the electricity of compensating electrode component 1
Variation, to avoid due to the therapeutic effect failure of electrode assembly 1 caused by the offset of electric field caused by user movement or
The situation of decrease.Specific adjustment mode can be found in above-described embodiment, and this will not be repeated here.
The present invention is directed to protect a kind of implanted scs device and method of adjustment, there is following beneficial technology
Effect:
(1) whether the comfort level data inputted by user deviate determining the electric field of electrode assembly 1 and offset, lead to
Offset, offset direction and deviation angle that acquisition user movement data determine electrode assembly 1 are crossed, in conjunction with the comfort level of user
The electric field that data and user movement number adjustment electrode assembly 1 are formed, to compensate the variation of the electric field as caused by user movement, with
The shape that the therapeutic effect of electrode assembly 1 fails or weakens caused by the offset of electric field caused by avoiding due to user movement
Condition；
(2) it by the way that memorial alloy is arranged on elastomeric element 12, is powered to memorial alloy, to change memorial alloy
Shapes and sizes, and then change the shapes and sizes of elastomeric element 12, to change 11 spacing of electrode and position, and then adjust electrode
11 electric fields formed；
(3) change the spacing of electrode 11 by changing the length of 11 leads of electrode, and then change what electrode 11 was formed
Electric field.
It should be understood that above-mentioned specific embodiment of the invention is used only for exemplary illustration or explains of the invention
Principle, but not to limit the present invention.Therefore, that is done without departing from the spirit and scope of the present invention is any
Modification, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.In addition, appended claims purport of the present invention
Covering the whole variations fallen into attached claim scope and boundary or this range and the equivalent form on boundary and is repairing
Change example.
Claims (10)
1. a kind of implanted scs device characterized by comprising
Electrode assembly (1), is implanted on spinal nerve, is used to form electric field, carries out electro photoluminescence to spinal nerve；
Comfort level acquisition device (2), the comfort level Data Concurrent for receiving user's input give control device (4)；
State acquisition device (3) gives the control device (4) for acquiring User Status Data Concurrent；
Control device (4) is connected to the electrode assembly (1), the comfort level acquisition device (2) and the posture acquisition device
(3), electrode assembly (1) described in the comfort level data for being inputted according to the user and/or the User Status data point reuse
The electric field of generation.
2. implanted scs device according to claim 1, which is characterized in that the comfort level data include
Pain position and pain level data.
3. implanted scs device according to claim 1, which is characterized in that
The User Status data include user's body state data and user movement data, wherein
User's posture data packet includes the station of user, seat, sleeping, walking；
The user movement data include the speed of travel and acceleration of user.
4. implanted scs device according to claim 1, which is characterized in that electrode assembly (1) packet
Include electrode (11)；
The electric field that the adjustment electrode assembly (1) generates, comprising:
By adjusting electrode assembly (1) electric current and/or voltage swing to adjust electric field strength；And/or
Position and/or quantity by adjusting work at present electrode (11) in electrode assembly (1), to adjust the stimulation sites of electric field
And/or size；And/or
By adjusting electrode (11) spacing of electrode assembly (1), to adjust the stimulation sites of electric field.
5. implanted scs device according to claim 1, which is characterized in that the electrode assembly (1) is also
Including elastomeric element (12)；
The electrode (11) is spaced setting on the elastomeric element (12).
6. implanted scs device according to claim 5, which is characterized in that the electrode assembly (1) is also
Including memorial alloy；
The memorial alloy is set to side of the elastomeric element far from the spinal nerve, with the elastomeric element (12) and
Control device (4) connection, electric current and/voltage for receiving the control device (4) transmission control the elastomeric element
Extending direction and distance.
7. implanted scs device according to claim 6, which is characterized in that the electrode assembly (1) is also
Including connecting line (13)；
The connecting line (13) connects the adjacent electrode (11), and connect with the control device (4), for by changing phase
The spacing of the adjacent electrode (11), to change the electric field of the electrode assembly (1).
8. a kind of method of adjustment of implanted scs device characterized by comprising
Obtain the comfort level data of user's input；
Acquire User Status data；
The electric field generated according to the comfort level data of user input and/or the User Status data point reuse electrode assembly.
9. the method for adjustment of implanted scs device according to claim 8, which is characterized in that described comfortable
Degree is according to including pain position and pain level data；And/or
The User Status data include user's body state data and user movement data, wherein
User's posture data packet includes the station of user, seat, sleeping, walking；
The user movement data include the speed of travel and acceleration of user.
10. the method for adjustment of implanted scs device according to claim 8, which is characterized in that the tune
The electric field that the whole electrode assembly generates includes:
By adjusting electrode assembly electric current and/or voltage swing to adjust electric field strength；And/or
By adjusting the position of work at present electrode and/or quantity in electrode assembly, to adjust the stimulation sites of electric field and/or big
It is small；And/or
By adjusting the electrode spacing of electrode assembly, to adjust the stimulation sites of electric field.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811648297.7A CN109731219B (en) | 2018-12-30 | 2018-12-30 | Implantable spinal nerve stimulation device and adjustment method |
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| CN201811648297.7A CN109731219B (en) | 2018-12-30 | 2018-12-30 | Implantable spinal nerve stimulation device and adjustment method |
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| CN112618954A (en) * | 2020-12-17 | 2021-04-09 | 常州瑞神安医疗器械有限公司 | Spinal cord stimulator treatment target positioning method |
| CN117462849A (en) * | 2023-12-27 | 2024-01-30 | 中国康复研究中心 | Closed loop spinal cord stimulator for inducing compound action potential for spinal cord injury neuralgia |
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| Publication number | Publication date |
|---|---|
| CN109731219B (en) | 2023-05-26 |
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