CN213852770U

CN213852770U - Wearable electrical stimulation system with ultra-thin electrode

Info

Publication number: CN213852770U
Application number: CN202022558603.7U
Authority: CN
Inventors: 吴长旺; 林梅; 田长玲
Original assignee: Jiangsu Neucognic Medical Co ltd
Current assignee: Jiangsu Neucognic Medical Co ltd
Priority date: 2020-11-09
Filing date: 2020-11-09
Publication date: 2021-08-03
Anticipated expiration: 2030-11-09

Abstract

The utility model discloses a wearable electro photoluminescence system with ultra-thin electrode, including electro stimulator and electrode, the electrode includes the flexible film basement, 2 at least self-adhesion electrode pieces, the electro stimulator is connected port and flexible film basement separable the being connected through the electricity, the relative surface is provided with the electrically conductive region that equals with self-adhesion electrode piece quantity, one of them is configured into its relative surface and bears the weight of the electro stimulator, other connecting portion through the flexible film basement are connected with the electrically conductive region who bears the weight of the electro stimulator, the width of each in the connecting portion is less than the width of at least one electrically conductive region that its both ends are connected, electrically conductive region electricity is connected to the electricity and is connected the port, each in the electrically conductive region is configured into one in the attached self-adhesion electrode piece, the self-adhesion electrode piece is configured into can paste and attach and treat amazing position in the limbs. The utility model discloses can reduce electrode and bandage size and weight, avoid limbs and line winding, make things convenient for the patient to use, increase the wish that the patient used.

Description

Wearable electrical stimulation system with ultra-thin electrode

Technical Field

The utility model relates to a functional electrical stimulation technical field especially relates to a wearable electrostimulation system with ultra-thin electrode.

Background

Functional Electrical Stimulation (FES) is to apply low-intensity electrical pulses to stimulate and recover or improve the function of limbs, and generally, a functional electrical stimulator and electrodes thereof are worn on a patient body with a strap, so as to improve the motion function of the limbs of the patient in real time and gradually recover the motion function of the patient through long-term daily use. However, the size and weight of the electrodes and the binding band of the existing functional electrical stimulation system are large, and usually, the electrical stimulator and the electrodes are connected by wires, which easily causes the limbs and the wires to be wound during movement, so that the functional electrical stimulation system cannot be conveniently used, and the satisfaction degree of the patient is reduced.

Accordingly, those skilled in the art have endeavored to develop a wearable electrostimulation system with ultra-thin electrodes that reduces the size and weight of the electrodes and straps, avoids the entanglement of limbs and wires, facilitates the use of the patient, and increases the willingness of the patient to use.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned defects of the prior art, the technical problem to be solved in the utility model is how to reduce the size and weight of the electrode and the bandage, avoid the winding of the limb and the wire, facilitate the use of the patient, and increase the willingness of the patient to use.

In order to achieve the above object, the present invention provides a wearable electrical stimulation system with ultra-thin electrodes, including an electrical stimulator and electrodes, the electrical stimulator is used for outputting electrical energy to the electrodes, the electrodes include a flexible film substrate, at least 2 self-adhesive electrode sheets, the flexible film substrate includes a first surface and a second surface which are oppositely disposed, the electrical stimulator is detachably connected to the flexible film substrate through an electrical connection port on the first surface, a conductive region equal to the self-adhesive amount of the electrode sheets is disposed on the second surface, the conductive region is formed by printing or painting a conductor on the flexible film substrate, one of the conductive regions is configured such that the opposite surface thereof bears the electrical stimulator, and the other of the conductive regions is connected to the conductive region bearing the electrical stimulator through a connection portion of the flexible film substrate, each of the connection portions has a width smaller than a width of at least one of the conductive regions to which both ends thereof are connected, the conductive regions being electrically connected to the electrical connection ports, each of the conductive regions being configured to be affixed to one of the self-adhesive electrode pads, the self-adhesive electrode pads being configured to be affixable to a site to be stimulated of a limb.

Further, the conductor includes silver paste or carbon paste.

Further, the electric connection port comprises a conductive pin cap arranged on the electric stimulator and a conductive pin arranged through the flexible film substrate, the root part of the conductive pin is electrically connected with the conductive area through a connecting conductor, and the conductive pin cap and the conductive pin head part are detachably connected.

Further, the root of the conductive pin and the surface of the connection conductor are covered with an insulating material.

Further, the electrical stimulator is adhered to the first surface of the flexible film substrate by one of a glue layer, a double-sided tape, a hook and loop fastener, and a magnetic button.

Further, the electric stimulator further comprises a bandage integrated with the flexible film substrate, wherein one of a glue layer, a double-sided tape, a magic tape and a magnetic buckle is arranged at the end of the bandage and used for fixing the electric stimulator to the part to be stimulated of the limb.

Further, the electric stimulator further comprises an independently arranged binding band, wherein one of a glue layer, a double-faced adhesive tape, a magic tape and a magnetic buckle is arranged at the end part of the binding band and used for fixing the electric stimulator to the part to be stimulated of the limb.

Further, the electrode comprises 2n self-adhesive electrode plates and 2n conductive regions, the electrical stimulator comprises n paths of outputs, each path of the outputs is electrically connected with 2 of the conductive regions and is used for outputting electrical stimulation to 2 of the self-adhesive electrode plates, and n is a natural number greater than or equal to 2.

Further, the electrode includes n number of the self-adhesive electrode pads and n number of the conductive regions, the electrical stimulator includes 1-way output, one of the n number of the conductive regions is electrically connected to one end of the output, and the other of the n number of the conductive regions is short-circuited and electrically connected to the other end of the output, where n is a natural number greater than or equal to 3.

Further, the electrode includes n self-adhesive electrode pads and n conductive regions, the electrical stimulator includes 1-way output, one of the n conductive regions is electrically connected to one end of the output, and the others of the n conductive regions are respectively short-circuited by a switch or a variable resistor and electrically connected to the other end of the output, where n is a natural number greater than or equal to 3.

The utility model has the advantages that:

1) the conductors are printed or coated on the PET film substrate, so that the size and the weight of the electrode are greatly reduced, and the use cost is reduced. And the substrate is ultrathin and soft, and is easy to be attached to the curved surface contour of the limb, so that the situation that the self-adhesive electrode plate is taken up from the skin surface and separated is greatly reduced.

2) The electric stimulator is connected with the electrode through the conductive pin and the pin cap, so that the winding of a user and a wire is avoided, and the safety and the usability are improved.

3) The electric stimulator can adopt multi-path or one-path output, and flexibly control the stimulation current distribution of each stimulation part.

Drawings

Fig. 1 is a front view of a wearable electrical stimulation system in accordance with a preferred embodiment of the present invention;

fig. 2 is a bottom view of the wearable electrical stimulation system of a preferred embodiment of the present invention;

fig. 3 is a schematic diagram of the connection of an electrical stimulator and electrodes according to a preferred embodiment of the present invention;

fig. 4 is a schematic view of an electrical stimulator and electrode connection according to another preferred embodiment of the present invention;

fig. 5 is a schematic view of the connection between an electrical stimulator and electrodes according to still another preferred embodiment of the present invention.

The electric stimulator comprises an electric stimulator 1, a substrate 2, an electric connection port 3, a self-adhesive electrode plate 4, a conductive area 5, a binding band 6 and a connecting part 7.

Detailed Description

The technical contents of the preferred embodiments of the present invention will be more clearly understood and appreciated by referring to the drawings attached to the specification. The present invention may be embodied in many different forms of embodiments, and the scope of the invention is not limited to the embodiments described herein.

In the drawings, structurally identical elements are represented by like reference numerals, and structurally or functionally similar elements are represented by like reference numerals throughout the several views. The size and thickness of each component shown in the drawings are arbitrarily illustrated, and the present invention is not limited to the size and thickness of each component. The thickness of the components may be exaggerated where appropriate in the figures to improve clarity.

As shown in fig. 1, the utility model provides a wearable electrical stimulation system with ultra-thin electrode, this system comprises electro stimulator 1 and electrode, and the electrode includes 2 piece at least self-adhesion electrode slice 4 and a basement 2 of being made by flexible ultra-thin insulating film (such as PET polyester film), attaches the electricity on basement 2 and carries out the electricity connection port 3 that is connected with electro stimulator 1 electrically. The output port of the electrical stimulator 1 is connected to an electrical connection port 3 on the substrate 2.

As shown in fig. 2, a conductor (e.g., silver paste or carbon paste) is printed or applied on one side (back side) of the substrate 2 to form conductive regions 5 (electrode pad attaching regions) corresponding to the number of the self-adhesive electrode pads 4, and the conductive regions are connected to the electrical connection ports 3 with the silver paste or carbon paste, respectively. The self-adhesive electrode plates 4 are respectively adhered to each conductive area 5 and are adhered to the parts of the limbs to be stimulated.

With reference to fig. 1 and 2, the electrostimulator 1 is placed on the front of the base 2 opposite to the conductive area 5 on the left, the conductive area 5 on the right being connected to the conductive area 5 on the left by a connection 7, in particular the connection 7 having a smaller width than one of the two conductive areas 5, the advantage of this narrower connection 7 being that, when the conductive area 5 and the self-adhesive electrode pad 4 on one side are fixed, the position of the conductive area 5 and the self-adhesive electrode pad 4 on the other side can be adjusted relatively easily, so as to position the area of the limb to be stimulated precisely.

In some embodiments, as shown in fig. 2, the base 2 is formed with a band 6, and the end of the band is coated with glue or attached with double-sided adhesive or magic tape, or a magnetic button is used to wind and fix the electrical stimulator on the portion of the limb to be stimulated. The front surface of the binding belt area can be printed with pictures and texts for beautification or pictures and texts for use notice and the like, so that convenience is brought to users.

In other embodiments, instead of forming the strap from the base 2, a separate strap or adhesive may be used to secure the electrostimulator to the limb at the site to be stimulated.

As shown in fig. 1, the output end of the electrical stimulator 1 is connected with the electrical connection port 3 on the substrate 2 by a conductive pin. The electrical stimulator 1 is placed on the front of the substrate 2 and the output of the electrical stimulator 1 uses a conductive pin cap. The electrical connection port 3 on the base 2 uses a conductive pin, the head of which is inserted through the base into a conductive pin cap, securing the electrostimulator 1 to the base 2.

The electrical stimulator 1 is adhered to the front surface of the substrate 2 by a glue layer, a double-sided tape, a hook and loop fastener or a magnetic button to enhance the combination of the electrical stimulator 1 and the substrate 2.

The surface of the back of the substrate 2 except for the conductive area 5, the remaining conductive parts (the electrical connection port 3 and its connection to the conductive area 5) are covered with an insulating material to avoid stimulation of the neuromuscular outside the electrode area.

In some embodiments, the electrostimulator 1 includes multiple electrostimulation outputs. As shown in fig. 3, the electrical stimulator 1 includes n (n is greater than or equal to 2) paths of electrical stimulation outputs, the substrate 2 includes 2n conductive regions 5 (electrode plate attachment regions), each path of output is electrically connected to 2 conductive regions 5, and then the outputs are respectively attached to each part to be stimulated of the limb through self-adhesive electrode plates 4, so that functional electrical stimulation can be simultaneously performed on n nerve muscles, and the electrical stimulation effect is improved. In some embodiments, multiple electrical stimulation outputs may also be implemented by multiple single electrical stimulators.

In other embodiments, the electrical stimulator 1 includes only one electrical stimulation output. As shown in fig. 4, the electrical stimulator 1 only includes one path of electrical stimulation output, the substrate 2 includes n (n is greater than or equal to 3) conductive regions 5 (electrode plate attachment regions), wherein 1 conductive region 5 is electrically connected to one end of the electrical stimulation output, and the other (n-1) conductive regions 5 are in short circuit connection and are electrically connected to the other end of the electrical stimulation output, so that one path of electrical stimulation simultaneously stimulates (n-1) parts, and the structure of the electrical stimulation system is simplified.

As shown in fig. 5, other (n-1) conductive areas 5 can be connected to the other end of the electrical stimulation output by a switch or a variable resistor (n-1 in total) in a short circuit mode, so that one path of electrical stimulation stimulates (n-1) parts at the same time, and the distribution of the stimulation current of each part can be adjusted.

The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the teachings of this invention without undue experimentation. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.

Claims

1. A wearable electrical stimulation system with ultra-thin electrodes, comprising an electrical stimulator for outputting electrical energy to the electrodes, and electrodes comprising a flexible film base, at least 2 self-adhesive electrode pads, the flexible film base comprising a first surface and a second surface arranged oppositely, the electrical stimulator being detachably connected to the flexible film base by electrical connection ports on the first surface, the second surface being provided with a number of conductive areas equal to the number of the self-adhesive electrode pads, the conductive areas being formed by printing or painting conductors on the flexible film base, one of the conductive areas being configured such that its opposite surface carries the electrical stimulator, the other of the conductive areas being connected to the conductive area carrying the electrical stimulator by a connection of the flexible film base, each of the connection portions has a width smaller than a width of at least one of the conductive regions to which both ends thereof are connected, the conductive regions being electrically connected to the electrical connection ports, each of the conductive regions being configured to be affixed to one of the self-adhesive electrode pads, the self-adhesive electrode pads being configured to be affixable to a site to be stimulated of a limb.

2. The wearable electrical stimulation system with ultra-thin electrodes of claim 1, wherein the conductor comprises silver paste or carbon paste.

3. The wearable electrical stimulation system with ultra-thin electrodes of claim 1, wherein the electrical connection port comprises a conductive pin cap disposed on the electrical stimulator and a conductive pin disposed through the flexible film substrate, wherein the conductive pin root is electrically connected to the conductive region via a connecting conductor, and wherein the conductive pin cap and the conductive pin head are detachably connected.

4. The wearable electrical stimulation system with ultra-thin electrodes of claim 3, wherein the conductive pin root and the surface of the connection conductor are covered by an insulating material.

5. The wearable electrical stimulation system with ultra-thin electrodes of claim 1, wherein the electrical stimulator is adhered to the first surface of the flexible film substrate by one of a glue layer, a double sided tape, a velcro tape, and a magnetic clasp.

6. The wearable electrical stimulation system with ultra-thin electrodes of claim 1, further comprising a strap integrated with the flexible film substrate, an end of the strap being provided with one of a glue layer, a double-sided tape, a velcro, and a magnetic clasp for securing the electrical stimulator to the limb at a site to be stimulated.

7. The wearable electrical stimulation system with ultra-thin electrodes of claim 1, further comprising a separately provided strap having one of a glue layer, a double-sided tape, a velcro tape and a magnetic button provided at an end thereof for securing the electrical stimulator to the limb to be stimulated.

8. The wearable electrical stimulation system with ultra-thin electrodes of claim 1, wherein the electrodes comprise 2n of the self-adhesive electrode pads and 2n of the conductive regions, the electrical stimulator comprising n outputs, each of the outputs electrically connected to 2 of the conductive regions for outputting electrical stimulation to 2 of the self-adhesive electrode pads, wherein n is a natural number greater than or equal to 2.

9. The wearable electrical stimulation system with ultra-thin electrodes of claim 1, wherein the electrodes comprise n of the self-adhesive electrode pads and n of the conductive regions, the electrical stimulator comprising a 1-way output, one of the n of the conductive regions being electrically connected to one end of the output, the other of the n of the conductive regions being short-circuited and electrically connected to the other end of the output, wherein n is a natural number greater than or equal to 3.

10. The wearable electrical stimulation system with ultra-thin electrodes of claim 1, wherein the electrodes comprise n of the self-adhesive electrode pads and n of the conductive regions, the electrical stimulator comprises 1 output, one of the n of the conductive regions is electrically connected to one end of the output, the other of the n of the conductive regions is short-circuited and electrically connected to the other end of the output by a switch or a variable resistance, respectively, wherein n is a natural number greater than or equal to 3.