CN212700079U

CN212700079U - Electrode pillow for applying electromagnetic signals to a patient's head

Info

Publication number: CN212700079U
Application number: CN202020500433.4U
Authority: CN
Inventors: 陈凌; 常九生
Original assignee: Hunan Antai Kangcheng Biotechnology Co ltd
Current assignee: Hunan Antai Kangcheng Biotechnology Co ltd
Priority date: 2020-03-20
Filing date: 2020-04-08
Publication date: 2021-03-16
Anticipated expiration: 2030-04-08
Also published as: CN112316298A

Abstract

The utility model provides an electrode pillow for being directed at patient's head and applying electromagnetic signal, it includes: the pillow comprises a pillow body, a pillow cover and a pillow cover, wherein the pillow body is provided with a head contact surface, and the shape of the contact surface is matched with that of the back head of a patient and is suitable for the back head of the patient to lean against; at least one electrode arranged on the contact surface and adapted to contact the back of the head of the patient; and signal introduction means for applying an electrical signal to the at least one electrode to cause the at least one electrode to apply an electromagnetic field to the patient's head; wherein the position of the at least one electrode is arranged such that: applying the applied electromagnetic field to the cerebellum or brainstem region of the patient. The utility model discloses an electric field, electric current, magnetic field etc. can be applyed to the cerebellum to simple to operate easy operation is particularly useful for long-term bed patient, is to the perfect and abundant of current electrode treatment means.

Description

Electrode pillow for applying electromagnetic signals to a patient's head

Technical Field

The utility model relates to a device for the medical treatment field, more specifically say, relate to an electrode pillow that adopts electric field method treatment cerebellum and brainstem pathological change.

Background

The basic principle of the current electric Field (TTF) for tumor therapy is based on the mitotic hindrance of the electric Field to the tumor cells. Different frequencies, different directions and different intensities of the electric field all show different tumor inhibition effects.

TTF-100A electric field treatment equipment manufactured by Yoram Palti company, a tumor treatment electric field creator, is the most commonly used equipment for patients with glioma in the prior treatment, adopts a front and back, left and right 2 pairs of electrode plate arrays to cling to the scalp of the patient, lacks an electrode position scheme specific to a tumor part, and is limited by the design electrode shape, electrode sticking specification requirements and sticking positions when in use, so that the electric field treatment equipment is inconvenient to act on the infarction parts of cerebellum and brainstem, and cannot be used for treating pathological changes appearing in the cerebellum and brainstem parts by an electric field treatment method. However, patients in the cerebellum and brainstem area have a significant proportion of patients with brain tumors, which makes the method of electric field therapy for brain tumors more limited.

SUMMERY OF THE UTILITY MODEL

In view of the problems of the conventional electric field treatment device, the present invention is directed to an electric field treatment device for treating infarction or lesion in the cerebellum or brainstem of a patient.

The utility model provides an electrode pillow for being directed at patient's head and applying electromagnetic signal, include: the pillow comprises a pillow body, a pillow cover and a pillow cover, wherein the pillow body is provided with a head contact surface, and the shape of the head contact surface is matched with that of the back head of a patient and is suitable for the back head of the patient to lean against; at least one electrode arranged on the contact surface and adapted to contact the back of the head of the patient; and signal introduction means for applying an electrical signal to the at least one electrode to cause the at least one electrode to apply an electromagnetic field to the patient's head; wherein the position of the at least one electrode is arranged such that: applying the applied electromagnetic field to the cerebellum or brainstem region of the patient. Wherein the pillow body may have two symmetrical raised portions and a recess portion between the raised portions, the head contact surface being formed by the raised portions and the recess portion.

In some embodiments, the at least one electrode is removably affixed or secured to a surface of the head-contacting surface.

In some embodiments, the signal introduction device is disposed inside the pillow body and includes at least one first lead extending to the head contact surface, at least a portion of the at least one first lead being for connection with the at least one electrode to apply an electrical signal thereto.

In some embodiments, the at least one electrode comprises an electric field electrode configured to receive an electrical signal from a signal introduction device, generate an electric field based on the electrical signal, and apply the electric field to the head of the patient such that the electric field is applied to the cerebellum or brainstem of the patient, wherein the frequency of the electrical signal output by the signal introduction device is between 0.1Hz and 3 MHz. For example, the electric field electrode includes a conductive material layer for connection with the first lead and a dielectric material layer disposed on the conductive material layer. Optionally, the electric field electrode further comprises an electrically conductive gel layer coated on the dielectric material layer, the electrically conductive gel layer being for contact with the back of the brain of the patient's head.

In some embodiments, the at least one electrode comprises a current electrode configured to receive an electrical signal from a signal introduction device, convert the electrical signal to an electrical current and introduce the electrical current into the head for application to the cerebellum or brainstem region of the patient. For example, the current electrode is made of a conductive material, and is in contact with the patient in the shape of a point, a line, or a plane.

In some embodiments, the at least one electrode comprises a magnetic field electrode configured to receive an electrical signal from a signal introduction device, convert the electrical signal to magnetic energy to generate a magnetic field, and apply the magnetic field to the head of the patient such that the magnetic field acts on the cerebellum or brainstem region of the patient, the magnetic field having a strength of no less than 1 mT.

In some embodiments, the at least one electrode comprises an electromagnetic radiation electrode configured to receive an electrical signal from a signal introduction device and convert the electrical signal into electromagnetic radiation waves, and apply the electromagnetic radiation waves to the head of the patient to cause the electromagnetic radiation waves to act on the cerebellum or brainstem of the patient, wherein the intensity of the electromagnetic radiation waves is not less than 1V/cm. For example, the electromagnetic radiation electrode comprises a conductive material layer and an insulating layer arranged on the conductive material layer, wherein the conductive material layer is used for being connected with the first lead, and the insulating layer is used for being in contact with the back of the head of the patient.

In some embodiments, the at least one electrode includes one or more of an electric field electrode, a magnetic field electrode, a current electrode, and an electromagnetic radiation electrode, and the electrodes of different kinds alternately receive the electric signal output from the signal introduction device with respect to each other.

In some embodiments, the signal introduction device further comprises at least one second lead extending outside the pillow body, at least a portion of the at least one second lead being for connection with an external electrode to apply an electrical signal to the external electrode.

The utility model discloses have following beneficial technological effect for prior art:

the utility model discloses an electric field, electric current, magnetic field etc. can be applyed to patient's cerebellum and brainstem position to simple to operate easy operation is particularly useful for the patient of lying in bed for a long time, is to the perfect and abundant of current electrode treatment means.

Drawings

Fig. 1 is a schematic view of an electrode pillow according to an embodiment of the present invention.

Fig. 2A is an exploded schematic view of an electric field electrode according to an embodiment of the present invention, and fig. 2B is a front view of an electric field electrode according to an embodiment of the present invention.

Fig. 3 is a schematic diagram of a current electrode according to an embodiment of the present invention.

Fig. 4 is a schematic diagram of a magnetic field electrode according to an embodiment of the present invention.

Fig. 5 is a schematic cross-sectional view of an electromagnetic radiation electrode according to an embodiment of the present invention.

Fig. 6 is a schematic view of an electrode pillow according to an embodiment of the present invention.

Detailed Description

Various aspects of the invention are described in detail below with reference to the figures and the detailed description. The components in the figures are not necessarily to scale, emphasis instead being placed upon illustrating the principles of the invention.

Well-known structures or materials are not shown or described in detail in the various embodiments of the invention. Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments. Furthermore, it should be understood by those skilled in the art that the following embodiments are illustrative only and are not intended to limit the scope of the present invention. It will also be readily understood that the components of the embodiments illustrated and described herein, as well as illustrated in the figures, may be arranged and designed in a wide variety of different configurations or proportions.

[ example 1 ]

As shown in fig. 1, the electrode pillow of the present invention comprises a pillow body 1, 8 electrodes 2 and a signal introducing device 3.

Wherein, the pillow body 1 is provided with a head contact surface, the shape of the contact surface is matched with the shape of the back head of the patient, and the pillow is suitable for the back head of the patient to lean against. Specifically, the pillow body 1 has two symmetrical convex parts 11 and a concave part 12 located between the convex parts, the convex part 11 is approximately saddle-shaped, the concave part 12 is approximately half arc-shaped, a head contact surface suitable for leaning of the back of the head of a patient is formed through the convex part 11 and the concave part 12, when the head of the patient is rested in the electrode pillow, the back of the head is rested in the concave part, the head contact surface is attached to the skin of the back of the head, and the pathological changes of the cerebellum and the brainstem are just positioned in the area surrounded by the head contact surface. In alternative embodiments, the pillow body 1 may also be in other shapes, and it is only necessary to ensure a head contact surface with a shape matching the shape of the back of the head of the patient.

8 electrodes 2 are arranged on the contact surface in pairs, and when the head of the patient is rested in the electrode pillow, the electrodes 2 are in contact with the back of the head of the patient. The electrodes 2 may be removably attached to the contact surface, for example by double sided adhesive to the contact surface of the pillow body. In an alternative embodiment, the electrode pillow may also be customized to the actual needs of the patient, in which case the electrodes 2 may be fixed to the contact surface. In alternative embodiments, the number and position of the electrodes 2 may be adjusted according to the treatment requirements, for example, 1, 2, 3 or more electrodes or 1, 2 or more pairs of electrodes, etc., to obtain electromagnetic properties in the target region (e.g., cerebellum or brainstem region) that have the best effect on the treatment.

The signal introducing means 3 is for outputting electrical signals to the 8 electrodes to cause the 8 electrodes to apply an electromagnetic field to the head of the patient. For example, the signal introducing device 3 can be disposed inside the pillow body, and comprises 8 leads 31 extending to the surface of the pillow body, wherein the 8 leads 31 are respectively connected with the 8 electrodes 2 to output electric signals to the electrodes 2. In alternative embodiments, the number of leads 31 may be less than the number of electrodes 2, equal to the number of electrodes 2, or greater than the number of electrodes 2, for example, one lead may connect two or more electrodes 2, one lead may connect one electrode 2, or a portion of the leads may connect to the electrodes 2. The signal introduction means 3 are also connected to an external signal source, the signal introduction means 3 outputting an electrical signal to the electrodes after switching on the signal source.

The electrode pillow is arranged so that the electromagnetic field applied by the electrodes 2 can act on the cerebellum or brainstem part of the patient.

In the present embodiment, the electrode 2 is an electric field electrode, and is configured to receive the electric signal from the signal introducing device 3, generate an electric field according to the electric signal, apply the electric field to the head of the patient so that the electric field acts on the cerebellum or the brain stem of the head of the patient, the frequency of the electric signal output by the signal introducing device is 0.1Hz to 3MHz, the generated electric field strength is 0.1V/cm to 10V/cm, and the electric field line just passes through the cerebellum or the brain stem to treat the lesion.

As shown in fig. 2A and 2B, the electric field electrode includes a conductive material layer 21 and a dielectric material layer 23 disposed on the conductive material layer 21, and optionally, the dielectric material layer 23 is further coated with a conductive coating 22 having the same conductivity as that of the skin, wherein the conductive material layer 21 is used for connecting with a lead, and the conductive coating 22 is used for contacting with the back of the head of a patient. The conductive material layer 21 is made of a conductive material such as a metal, and the dielectric material layer 23 is made of a dielectric constant material such as a ceramic.

In order to improve the treatment effect, the electrode and the signal introducing device have higher transmission efficiency and lower loss on the electric signals, have good frequency characteristics and high fidelity, and can reduce the attenuation of the electrode and the signal introducing device on the electric signals and the influence on the waveform deformity of the electric signals to the utmost extent.

[ example 2 ]

The difference between this embodiment and embodiment 1 is that the electrode included in the electrode pillow is a current electrode 2' configured to receive an electrical signal from a signal introducing device, convert the electrical signal into a current and introduce the current into the head of the patient, and the current directly passes through the cerebellum or brainstem to directly perform stimulation treatment on the lesion.

As shown in fig. 3, the current electrode 2' has one side connected to the lead wire 31 and the other side contacting the back of the head of the patient, and contacts the patient in the shape of a point, a line or a plane, and may be in the form of a sheet, a wire, a column, etc., and is made of a conductive material such as metal, conductive plastic, conductive rubber, etc.

[ example 3 ]

The difference between the embodiment and the embodiment 1 is that the electrode included in the electrode pillow is a magnetic field electrode 2' which is arranged to receive an electric signal from the signal introducing device, convert the electric signal into magnetic energy to generate a magnetic field, and apply the magnetic field to the head of the patient to enable the magnetic field to act on the cerebellum or brainstem part of the head of the patient, wherein the strength of the magnetic field is not less than 1mT, and the magnetic field line just passes through the cerebellum or brainstem part to treat the lesion.

As shown in fig. 4, the magnetic field electrode 2 "is made of a coil.

[ example 4 ]

The present embodiment is different from embodiment 1 in that the electrode included in the electrode pillow is an electromagnetic radiation electrode 2' ″, which is configured to receive the electrical signal from the signal introducing device, convert the electrical signal into an electromagnetic radiation wave, and apply the electromagnetic radiation wave to the head of the patient so that the electromagnetic radiation wave acts on the cerebellum or the brain stem, wherein the intensity of the electromagnetic radiation wave is not less than 1V/cm. The electromagnetic radiation wave just passes through the cerebellum or the brain stem part to treat the lesion part.

As shown in fig. 5, the electromagnetic radiation electrode 2 '"includes a conductive material layer 21'" for connecting to a lead, and an insulating layer 22 '"disposed on the conductive material layer 21'" for contacting the back of the head of the patient. The conductive material layer is made of a conductive material such as metal, and is shaped like a plate, a film, a net, a sheet with a linear conductor wound or woven, and the insulating layer is made of an insulating material such as plastic, crushed rubber, or the like.

[ example 5 ]

This embodiment is different from embodiments 1-4 in that the electrodes of the electrode pillow may include one or more than one of an electric field electrode, a magnetic field electrode, a current electrode and an electromagnetic radiation electrode, the number, the type and the position of the electrodes can be adjusted according to the treatment requirement, different electrodes receive the electric signal output from the signal introducing device alternately, and the electrode to which the signal is output can be selected according to the treatment requirement.

[ example 6 ]

This embodiment differs from embodiments 1-4 in that the signal introducing means 3 further comprises a lead 32 extending outside the pillow body, which lead 32 can be connected to the external electrode 4 to apply an electrical signal to the external electrode.

As shown in fig. 6, 8 electrodes 2(a group of electrodes and B group of electrodes) are symmetrically installed on the inner side of the saddle-shaped protrusion, 8 external electrodes 4(C group of external electrodes and D group of external electrodes) are externally connected to the outside of the electrode pillow, wherein the group a electrodes, the group D external electrodes, the group B electrodes and the group C external electrodes form symmetrical electrode pairs respectively, the signal introducing device 3, the electrodes 2 and the external electrodes 4 form a channel for applying electromagnetic signals into the cranium, and the signal source can apply electric signals to the electrodes through the signal introducing device 3 respectively, so as to apply electromagnetic fields to the head of a patient in the direction of connecting lines of the symmetrical structures of the group a electrodes, the group D external electrodes, the group B electrodes and the group C external electrodes.

In the present embodiment, the external electrode 4 may be one or more than one of the electric field electrode, the magnetic field electrode, the current electrode and the electromagnetic radiation electrode in the foregoing embodiments. Taking the electric field electrode as an example, it is arranged to be connected to the lead wire 32 to receive an electric signal from the signal introducing means 3, generate an electric field based on the electric signal and apply the electric field to the head of the patient, the electric field lines passing right through the cerebellum or the brain stem portion to treat the lesion.

The terms and expressions used in the specification of the present invention are used for illustration only and are not meant to be limiting. It will be appreciated by those skilled in the art that changes could be made to the details of the above-described embodiments without departing from the underlying principles thereof. The scope of the invention is, therefore, indicated by the appended claims, in which all terms are intended to be interpreted in their broadest reasonable sense unless otherwise indicated.

Claims

1. An electrode pillow for applying an electromagnetic signal to a patient's head, comprising:

the pillow comprises a pillow body, a pillow cover and a pillow cover, wherein the pillow body is provided with a head contact surface, and the shape of the head contact surface is matched with that of the back head of a patient and is suitable for the back head of the patient to lean against;

at least one electrode arranged on the head contact surface and adapted to contact the back of the head of the patient; and

signal introduction means for applying an electrical signal to the at least one electrode to cause the at least one electrode to apply an electromagnetic field to the patient's head;

wherein the position of the at least one electrode is arranged such that: applying the applied electromagnetic field to the cerebellum or brainstem region of the patient.

2. The electrode pillow of claim 1, wherein the at least one electrode is removably affixed or secured to a surface of the head contact surface.

3. The electrode pillow of claim 2, wherein the signal introduction means is disposed within the pillow body and includes at least one first lead extending to the head contact surface, at least a portion of the at least one first lead being for connection with the at least one electrode to apply an electrical signal thereto.

4. The electrode pillow of claim 3, wherein the at least one electrode comprises an electric field electrode configured to receive an electrical signal from a signal introduction device, generate an electric field based on the electrical signal, and apply the electric field to the patient's head such that the electric field acts on the patient's cerebellum or brainstem.

5. The electrode pillow of claim 4, wherein the electric field electrode comprises a layer of conductive material and a layer of dielectric material disposed on the layer of conductive material, wherein the layer of conductive material is configured to connect to the first lead.

6. The electrode pillow of claim 3, wherein the at least one electrode comprises a current electrode configured to receive an electrical signal from a signal introduction device, convert the electrical signal to an electrical current, and apply the electrical current to the cerebellum or brainstem of the patient.

7. The electrode pillow of claim 6, wherein the current electrode is made of a conductive material and is in contact with the patient in the shape of a point, line, or plane.

8. The electrode pillow of claim 3, wherein the at least one electrode comprises a magnetic field electrode configured to receive an electrical signal from a signal introduction device, convert the electrical signal to magnetic energy to generate a magnetic field, and apply the magnetic field to the patient's head such that the magnetic field acts on the patient's cerebellum or brainstem region.

9. The electrode pillow of claim 3, wherein the at least one electrode comprises an electromagnetic radiation electrode configured to receive an electrical signal from a signal introduction device, convert the electrical signal to electromagnetic radiation waves, and apply the electromagnetic radiation waves to the patient's head such that the electromagnetic radiation waves are applied to the patient's cerebellum or brainstem area.

10. The electrode pillow of claim 9, wherein the electromagnetic radiation electrode comprises a layer of conductive material for connection to the first lead and an insulating layer disposed on the layer of conductive material for contact with the head of the patient.

11. The electrode pillow of claim 3, wherein the at least one electrode comprises one or more of an electric field electrode, a magnetic field electrode, a current electrode, and an electromagnetic radiation electrode, and different kinds of electrodes alternately receive the electric signal output from the signal introduction device.

12. The electrode pillow of claim 3, wherein the signal introduction device further comprises at least one second lead extending outside the pillow body, at least a portion of the at least one second lead being for connection with an external electrode to apply an electrical signal to the external electrode.

13. The electrode pillow of claim 1, wherein the pillow body has two symmetrical raised portions and a recessed portion between the raised portions, the head contact surface being formed by the raised portions and the recessed portion.