CN106580306A - Electrophysiological signal fabric collection device - Google Patents

Abstract

The invention discloses a fabric collection device for electrophysiological signals, which belongs to the technical field of signal collection and is designed to solve the problems of cumbersome and easy skin allergies in the prior art. The electrophysiological signal fabric collection device of the present invention comprises a substrate, a non-slip base layer arranged on the inner surface of the substrate, and a conductive fabric layer arranged on the inner surface of the non-slip base layer, the non-slip base layer covers at least the surroundings of the conductive fabric layer; the conductive fabric layer electrical or signal connection to the controller. The conductive fabric layer of the electrophysiological signal fabric acquisition device of the present invention is in stable and tight contact with the skin, and no relative sliding occurs, eliminating the need to apply conductive paste and glue to the electrodes one by one, greatly reducing the preparation time for signal acquisition. The user has high comfort, low cost of use, and no need to worry about limb allergies; the conductive fabric layer is in close contact with the skin, and the signal acquisition quality is high.

Description

Electrophysiological Signal Fabric Acquisition Device

technical field

The invention relates to the technical field of signal collection, in particular to a fabric collection device for electrophysiological signals.

Background technique

Electromyography (EMG), electrocardiogram (ECG) and electroencephalogram (EEG) are the three major electrical signals of the human body, which play an important role and significance in scientific experiments, disease diagnosis, health monitoring, etc. , high-quality signals need to be collected before analysis, diagnosis and application.

Existing signal collection mostly uses sticky electrodes or suction cup electrodes, which need to be coated with conductive paste (conductive gel) on the metal head of the electrode, and need to be fixed with sticky glue to improve the conductivity of the electrode and the stability of placement.

The disadvantages of this signal acquisition method are: 1. The use of conductive gel and electrode patches can easily cause redness, swelling and allergies on the skin, causing a burden on the user; 2. The use process is cumbersome, especially for ECG, EMG, etc., which need to wear multiple electrodes The work of collecting data is more cumbersome and costly; 3. The conductive gel will dry up and fall off during use, resulting in the hard electrode surface not being able to fit well with the human skin surface, affecting the contact between the electrode and human skin Impedance, which in turn makes it impossible to continuously obtain signal acquisition for a long time.

Contents of the invention

The object of the present invention is to provide a fabric collection device for electrophysiological signals that is easy to use and does not cause skin redness, swelling and allergies.

For reaching this purpose, the present invention adopts following technical scheme:

A fabric collection device for electrophysiological signals, comprising a substrate, a non-slip base layer disposed on the inner surface of the substrate, and a conductive fabric layer disposed on the inner surface of the non-slip base layer, the non-slip base layer covers at least the Around the conductive fabric layer; the conductive fabric layer is electrically or signally connected to the controller.

In particular, the base body is made of elastic insulating material.

In particular, a plurality of through holes are provided on the base body, and the conductive fabric layer is detachably mounted on the base body and the non-slip base layer through the through holes.

Further, a shaping layer is formed on the substrate around the through hole.

In particular, the conductive fabric layer is connected to the upper conductive button, and the upper conductive button is fastened with the lower conductive button after passing through the base body.

In particular, the electrophysiological signal fabric acquisition device further includes an insulating filling adhesive layer, and the insulating filling adhesive layer is arranged between the non-slip base layer and the conductive fabric layer.

In particular, the non-slip base layer is made of flexible silicone material.

In particular, the conductive fabric layer is an electrode cloth made of silver-plated conductive fibers.

In particular, stickers or snap buttons are provided on the base; and/or, binding straps are provided on the base; and/or, the base is made into a tights-like structure.

In particular, the controller is provided with a unit for receiving and processing electrical signals, and the electrical signals include electromyography signals, electrocardiogram signals and/or electroencephalogram signals.

The inner surface of the substrate of the electrophysiological signal fabric acquisition device of the present invention is provided with a non-slip base layer, and the conductive fabric layer is arranged on the inner surface of the non-slip base layer. The conductive fabric layer is in stable and tight contact with the skin, and no relative sliding occurs. In order to apply conductive paste and glue to the electrodes one by one, the preparation time for signal acquisition is greatly reduced. The subjects have high comfort, low use cost, and no need to worry about limb allergies; the conductive fabric layer is in close contact with the skin, and the signal acquisition quality is high. .

Description of drawings

Fig. 1 is a schematic structural diagram of an electrophysiological signal fabric acquisition device provided by a preferred embodiment of the present invention;

Fig. 2 is a sectional view along line A-A in Fig. 1 .

In the picture:

1. Substrate; 2. Non-slip base layer; 3. Conductive fabric layer; 4. Upper conductive button; 5. Lower conductive button; 6. Insulation filling adhesive layer.

detailed description

The technical solutions of the present invention will be further described below in conjunction with the accompanying drawings and through specific implementation methods.

Preferred embodiment:

The preferred embodiment discloses a fabric collection device for electrophysiological signals. As shown in Figures 1 and 2, the electrophysiological signal fabric acquisition device includes a substrate 1, a non-slip base layer 2 arranged on the inner surface of the substrate 1, and a conductive fabric layer 3 arranged on the inner surface of the anti-slip base layer 2, the non-slip base The layer 2 covers at least the periphery of the conductive fabric layer 3; the conductive fabric layer 3 is electrically or signally connected to the controller.

The electrophysiological signal fabric acquisition device is provided with an anti-slip base layer 2, which can fully contact the skin, prevent micro-displacement between the conductive fabric layer 3 and the skin, and ensure the accuracy, stability and continuity of signal acquisition. The conductive fabric layer 3 is located above the non-slip base layer 2 (protruding from the non-slip base layer 2), ensuring that the conductive fabric layer 3 can be in close and stable contact with the skin, thereby ensuring the quality of signal collection and reducing the impact of noise; The electrophysiological signal fabric acquisition device can be made into a wearable structure, which can be used not only for limbs, but also for signal acquisition of the head, neck and other parts. It can be used for the collection of EEG, ECG and other signals. It is easy to use, comfortable, time-saving, hypoallergenic, prevents micro-displacement of electrodes, and can collect signals for a long time. It has good application in the fields of motor function analysis, medical monitoring and wearable medical treatment Application prospect.

The base body 1 is preferably made of elastic insulating material. Specifically, the base 1 can be made into elastic bandages, elastic clothes, etc., to ensure that the conductive fabric layer 3 can be in close and stable contact with the skin, and it is comfortable, convenient and quick to wear.

In order to meet the requirements of various signal collection, the substrate 1 is provided with a plurality of through holes, and the conductive fabric layer 3 is detachably installed on the substrate 1 and the non-slip base layer 2 through the through holes. That is, the position of the conductive fabric layer 3 on the substrate 1 can be changed as required, and the quantity of the conductive fabric layer 3 used can be added or subtracted. The specific number and arrangement of the through holes are not limited, and preferably, the through holes are arranged in an array.

A shaping layer is formed on the substrate 1 around the through hole, and the shaping layer is preferably made of a material with a deformation resistance function. The shaping layer can fix the shape of the through hole, ensure that the through hole is not deformed, and the area of the base 1 outside the shaping layer can be stretched.

The specific connection mode between the conductive fabric layer 3 and the controller is not limited, as long as the detection signal can be transmitted quickly and accurately. Preferably, the conductive fabric layer 3 is connected to the upper conductive button 4, and the upper conductive button 4 passes through the substrate 1 and is fastened with the lower conductive button 5; the conductive fabric layer 3 passes through the upper conductive button 4 and the lower conductive button. Button 5 and wires are electrically connected to the controller.

The upper conductive button 4 is in direct contact with the conductive fabric layer 3, and the upper conductive button 4 passes through the substrate 1 and is fastened with the lower conductive button 5 to realize the fixing of the conductive fabric layer 3 relative to the substrate 1; the lower conductive button 5 It is a hollow metal tube, which allows the protruding joint of the upper conductive nail button 4 to be directly inserted therein and tightly connected. The upper conductive button 4 and the lower conductive button 5 can be plugged in and out. After the upper conductive button 4 and the lower conductive button 5 are fastened, the two are tightly connected. When the position of the conductive fabric layer 3 needs to be adjusted, the two open.

On the basis of the above structure, the electrophysiological signal fabric collection device further includes an insulating filling adhesive layer 6 , and the insulating filling adhesive layer 6 is arranged between the non-slip base layer 2 and the conductive fabric layer 3 . The insulating and filling adhesive layer 6 raises the conductive fabric layer 3 to ensure that the conductive fabric layer 3 is in a protruding state, preventing the conductive fabric layer 3 from touching the skin and causing signal acquisition failure; the insulating and filling adhesive layer 6 can also play an adhesive role. The role of connection makes the position of the conductive fabric layer 3 more stable; the insulating filling adhesive layer 6 has a certain thickness, elasticity and viscosity, and can also block the interference between the conductive fabric layer 3 and other charged substances.

The specific material of the non-slip base layer 2 is not limited, and is preferably made of flexible silicone material. The frictional force between the flexible silicone material and the skin is large enough to reduce the relative displacement between the conductive fabric layer 3 and the skin. The thickness of the non-slip base layer 2 is not more than 1mm, and the area is determined according to the area of the conductive fabric layer 3 and the way of separation. It can be as large as possible without disturbing the adjacent conductive fabric layer 3, so as to help the contact between the conductive fabric layer 3 and the skin. No sliding occurs.

On the basis of the above structure, the conductive fabric layer 3 is an electrode cloth made of silver-plated conductive fibers, and its shape and size are determined according to the use requirements.

The specific wearing method of the electrophysiological signal fabric acquisition device is not limited, it can be provided with stickers (Velcro) or snap buttons on the base body 1, a binding belt can be set on the base body 1, and the base body 1 can also be designed as a tight-fitting clothing structure. It only needs to make the conductive fabric layer 3 close to the skin.

A unit for receiving and processing electrical signals is provided in the controller, and the electrical signals may be but not limited to electromyographic signals, electrocardiographic signals and/or electroencephalographic signals.

How to use: Wipe the required experimental limbs with alcohol, arrange and install the conductive fabric layer 3 on the substrate 1 according to the requirements, bind the substrate 1 to the required experimental limbs, connect the button wires, turn on the controller and monitor The system collects and analyzes myoelectricity from limbs.

Note that the above are only preferred embodiments of the present invention and applied technical principles. Those skilled in the art will understand that the present invention is not limited to the specific embodiments described herein, and that various obvious changes, readjustments and substitutions can be made by those skilled in the art without departing from the protection scope of the present invention. Therefore, although the present invention has been described in detail through the above embodiments, the present invention is not limited to the above embodiments, and can also include more other equivalent embodiments without departing from the concept of the present invention, and the present invention The scope is determined by the scope of the appended claims.

Claims (10)

1. a kind of electricity physiological signal fabric harvester, it is characterised in that including matrix (1), be arranged on the interior table of described matrix (1) Anti-skid base layer (2) on face and the conductive textile layer (3) being arranged on anti-skid base layer (2) inner surface, it is described anti- Sliding plinth course (2) is at least covered in the surrounding of the conductive textile layer (3)；Conductive textile layer (3) electrical connection or signal connect It is connected to controller.

2. electricity physiological signal fabric harvester according to claim 1, it is characterised in that described matrix (1) is by elasticity Insulant is made.

3. electricity physiological signal fabric harvester according to claim 1, it is characterised in that set in described matrix (1) It is equipped with multiple through holes, the conductive textile layer (3) is removably mounted on described matrix (1) and described anti-skidding by the through hole On plinth course (2).

4. electricity physiological signal fabric harvester according to claim 3, it is characterised in that the institute around the through hole State and be formed with setting layer on matrix (1).

5. electricity physiological signal fabric harvester according to any one of claim 1 to 4, it is characterised in that described to lead Electric tissue layer (3) is connected on conductive nail catcher (4), the upper conductive nail catcher (4) through after described matrix (1) with lower conductive nail Button (5) is interlocked.

6. electricity physiological signal fabric harvester according to any one of claim 1 to 4, it is characterised in that the electricity Physiological signal fabric harvester also includes insulation filling tack coat (6), and the insulation filling tack coat (6) is arranged on described anti- Between sliding plinth course (2) and the conductive textile layer (3).

7. electricity physiological signal fabric harvester according to any one of claim 1 to 4, it is characterised in that described anti- Sliding plinth course (2) is made up of flexible silica gel material.

8. electricity physiological signal fabric harvester according to any one of claim 1 to 4, it is characterised in that described to lead Electric tissue layer (3) is the electrode cloth made by Conductive Silver-Coated PET Fibers.

9. electricity physiological signal fabric harvester according to any one of claim 1 to 4, it is characterised in that the base Stickup or snap-fastener are provided with body (1)；And/or, described matrix is provided with bundling belt on (1)；And/or, described matrix (1) is made Close-fitting medicated clothing shape structure.

10. electricity physiological signal fabric harvester according to any one of claim 1 to 4, it is characterised in that the control Be provided with device processed for the unit of the reception processing signal of telecommunication, the signal of telecommunication include electromyogram signal, ECG signal and/or EEG signal.