TW202302180A - Electronic device - Google Patents

Abstract

An electronic device, which includes: a circuit board, a light transmission unit and an electrical stimulation unit. The light transmission unit and the electrical stimulation unit are electrically connected to the circuit board. The electrical stimulation unit includes a plurality of microneedles, and at least a conductive layer is coated on at least a microneedle.

Description

electronic device

The present invention relates to an electronic device, especially an electronic device that can stimulate the skin.

Electrical stimulation is often used in pain relief, and light therapy has also been proven to relieve pain and promote cell regeneration. When the two are combined, it is expected to improve the effect of soothing muscle soreness, promoting wound healing or removing acne scars. Effect.

However, there are currently no products with both phototherapy and electrical stimulation functions on the market, because it is difficult to integrate the two functions into the same device. In addition, the current products with electrical stimulation function can use electrodes to stimulate the skin, but the conductivity of the electrodes is easily affected by the surface condition of the skin, such as uneven skin surface, sweating, etc., will cause electrical stimulation failure or noise.

In addition, the products currently on the market are relatively large in size, which is inconvenient for users to carry.

Therefore, a new electronic device is needed to improve the above problems.

The invention provides an electronic device, which simultaneously has the functions of phototherapy and electrical stimulation.

The electronic device may include: a circuit board, a light emitting element and an electrical stimulation element. The light emitting element and the electrical stimulation element are electrically connected to the circuit board. The electrical stimulation element includes microneedles, and a conductive layer can be arranged on the microneedles.

In one embodiment, the light emitting element can be used to emit low power infrared light. The present invention is not limited thereto.

In one embodiment, the material of the microneedles may include polylactic acid (PLA). The present invention is not limited thereto.

In one embodiment, the conductive layer may include MXene particle material. The present invention is not limited thereto.

In one embodiment, the electrical stimulation element may further include wires, and the wires may pass through the microneedles and be electrically connected to the conductive layer. The present invention is not limited thereto.

In one embodiment, a microprocessor and a control chip are arranged on the circuit board, wherein the microprocessor is electrically connected to the light-emitting element, and the control chip is electrically connected to the electric stimulation element. The present invention is not limited thereto.

In one embodiment, the electronic device may include a battery. The battery is electrically connected with the microprocessor and the control chip, wherein the microprocessor is used to supply power to the light-emitting element, and the control chip is used to supply power to the electrical stimulation element. The present invention is not limited thereto.

In one embodiment, the electronic device may include keys. The button is electrically connected with the microprocessor and the control chip. The present invention is not limited thereto.

In one embodiment, the microprocessor and the control chip generate different feedbacks corresponding to the number of times the key is pressed. The present invention is not limited thereto.

Other novel features of the present invention will become more apparent from the following detailed description taken in conjunction with the accompanying drawings.

When read in conjunction with the accompanying drawings, the following embodiments are used to clearly demonstrate the above and other technical contents, features and/or effects of the present invention. Through the elaboration of specific implementation methods, people will further understand the technical means and effects adopted by the present invention, so as to achieve the above-mentioned purpose. In addition, since the content disclosed in the present invention should be easy to understand and can be implemented by those skilled in the art, all equivalent replacements or modifications that do not depart from the concept of the present invention should be included in the claims.

It should be noted that, herein, unless otherwise specified, “an” element is not limited to a single element, but may also refer to one or more elements.

In addition, ordinal numbers such as "first" or "second" in the description and claims are only used to describe the requested elements, and do not represent or indicate that the requested elements have any order of ordinal numbers, and are not the requested elements and Another sequence between claimed elements or steps of a manufacturing method. These ordinal numbers are used only to distinguish one request element with a particular name from another request element with the same name.

In addition, the term "adjacent" in the description and claims is used to describe mutual proximity, and does not necessarily mean mutual contact.

In addition, the descriptions of "when..." or "when" in the present invention mean "now, before, or after" and other aspects, and are not limited to the situation of simultaneous occurrence, which is described first here. In the present invention, similar descriptions such as "disposed on" refer to the corresponding positional relationship between the two elements, and do not limit whether there is contact between the two elements, unless otherwise specified, which will be described here first. Furthermore, when the present invention describes multiple functions, if the word "or" is used between the functions, it means that the functions can exist independently, but it does not exclude that multiple functions can exist at the same time.

In addition, words such as "connected" or "coupled" in the description and claims not only refer to direct connection with another element, but also refer to indirect connection or electrical connection with another element. In addition, the electrical connection includes direct connection, indirect connection, or communication between two components by radio signals.

In addition, in the description and claims, the terms "about", "approximately", "essentially" and "approximately" usually mean that the difference between a value and a given value is within 10% of the given value, or Within 5%, or within 3%, or within 2%, or within 1%, or within 0.5%. The quantities given here are approximate quantities, that is, "about", "approximately", "approximately", "approximately", "approximately" and "approximately" may still be implied in the absence of specific instructions "about", "approximately", "substantially", The meaning of "substantially" and "approximately". In addition, the terms "the range is from the first value to the second value" and "the range is between the first value to the second value" indicate that the range includes the first value, the second value and other values therebetween.

In addition, each element can be implemented as a single circuit or an integrated circuit in an appropriate manner, and can include one or more active elements, such as transistors or logic gates, or one or more passive elements, such as resistors, capacitors , or inductance, but not limited thereto. The components can be connected to each other in a suitable manner, for example, using one or more lines to form a series connection or a parallel connection according to the input signal and the output signal respectively. In addition, each element can allow input signals and output signals to enter and exit sequentially or in parallel. The above configurations are determined according to the actual application.

In addition, in this article, terms such as "system", "equipment", "device", "module", or "unit" refer to an electronic component or a digital circuit composed of a plurality of electronic components, analogous circuits, or other broader circuits, and unless otherwise specified, they do not necessarily have a hierarchical or hierarchical relationship.

In addition, technical features of different embodiments disclosed in the present invention can be combined to form another embodiment.

Please refer to Figure 1 and Figure 2. FIG. 1 is an exploded view of an electronic device 1 according to an embodiment of the present invention, and FIG. 2 is an exploded view (another perspective) of the electronic device 1 according to an embodiment of the present invention. As shown in FIGS. 1 and 2 , the electronic device 1 includes at least one light emitting element 2 and at least one electrical stimulation element 3 . The light-emitting element 2 can be used to emit light to a treatment target (the skin is taken as an example below) to provide phototherapy for the skin. The electrical stimulation element 3 is used to output a small amount of current, so when the electrical stimulation element 3 contacts the skin, the skin can be electrically stimulated.

One light emitting element 2 and one electrical stimulation element 3 can be set on the electronic device 1, but multiple light emitting elements 2 and multiple electrical stimulation elements 3 can also be set. In other words, the present invention does not limit the number of light emitting elements 2 and electrical stimulation elements 3. quantity, as long as it is reasonably achievable. For the convenience of description, the following will take the embodiment of FIG. 1 (one light-emitting element 2 and two electrical stimulation elements 3) as an example for illustration.

Furthermore, the electronic device 1 may also include a circuit board 4 , a battery 5 , a button 6 , a microprocessor 7 , a control chip 8 and a casing 9 .

First, the arrangement of each element will be described.

In one embodiment, the button 6 , the microprocessor 7 , the control chip 8 and the battery 5 can be arranged on the circuit board 4 . In one embodiment, the light emitting element 2 and the electrical stimulation element 3 can be electrically connected to the circuit board 4 , for example, can be electrically connected to the circuit board 4 through wires (not shown). In one embodiment, the light emitting element 2 can be electrically connected with the microprocessor 7 , and the electrical stimulation element 3 can be electrically connected with the control chip 8 . In one embodiment, the button 6 can be electrically connected to the microprocessor 7, and the microprocessor 7 can be electrically connected to the control chip 8 through a switch, but in another embodiment, the button 6 can also be connected to the microprocessor respectively. The processor 7 and the control chip 8 are electrically connected. In one embodiment, the battery 5 can be electrically connected with the microprocessor 7 and the control chip 8 . In one embodiment, the housing 9 may include a housing body 91 and an outer cover 92, wherein the circuit board 4 may be located in the housing body 91, and the outer cover 92 may cover the circuit board 4, thereby protecting the circuit board 4 . In addition, in one embodiment, the light emitting element 2 and the electrical stimulation element 3 can be disposed at the other end opposite to the outer cover 92, so as to emit light or output current to the skin. The present invention is not limited thereto.

In one embodiment, at least one buckle 93 may be provided on the outer cover 92 for allowing a strap 10 to pass through, so that the user can fix the electronic device 1 on any part of the body that needs treatment through the strap 10 , but not limited to.

Next, details of each element will be described.

The light emitting element 2 may include at least one light emitting diode to emit light, but is not limited thereto. In one embodiment, the light emitting element 2 can be used to emit low power for phototherapy on the skin. In one embodiment, the low-power infrared rays have a flux (fluence) between 0.04 and 50 J/cm ² (that is, 0.04 J/cm ² ≦flux≦50J/cm ² ) or a power density (power density) of 100mW/ Infrared rays below cm ² (that is, power density≦100mW/cm ² ), but not limited thereto. It should be noted that although the present invention uses low-power infrared light for phototherapy, in another embodiment, the light emitting element 2 can also use different types of light for phototherapy, such as cold light, etc., or can emit multiple types of light to adjuvant therapy.

The electrical stimulation element 3 can be, for example, a patch, which is used to stick on the skin, and can perform electrical stimulation on the skin. One of the characteristics of the present invention is that the electrical stimulation element 3 has a special structure. More details about the electrical stimulation element 3 will be described in detail in the embodiment of FIG. 3 .

The circuit board 4 can adopt various types of circuit boards, such as printed circuit boards, flexible circuit boards, etc., and is not limited thereto.

The battery 5 can be a single-use battery or a rechargeable battery. In one embodiment, when the battery 5 is a single-use battery, the battery 5 is detachably disposed on the circuit board 4 , so it can be disassembled by the user for easy replacement. In one embodiment, when the battery 5 is a rechargeable battery, an opening can be provided on the casing 9, and a charging connector or a charging interface can be arranged in the opening, and the battery 5 can be connected to the charging connector or the charging interface to facilitate charging. . In one embodiment, the battery 5 can also receive commercial power. In one embodiment, the battery 5 can provide power to the microprocessor 7 and the control chip 8 .

A part of the button 6 can be exposed from the casing 9 for the user to press. For example, the casing 9 can have an opening corresponding to the position of the button 6 so that part of the button 6 can be exposed from the opening. In one embodiment, when the button 6 is pressed, it can send a signal to the microprocessor 7 and/or the control chip 8, so that the microprocessor 7 and/or the control chip 8 know the occurrence of the press. In one embodiment, the button 6 can detect the occurrence of pressing by means of pressure sensing, light sensing, photoelectric sensing, capacitive sensing, or resistive sensing, but is not limited thereto.

The microprocessor 7 can be used to control the operation of the light-emitting element 2, for example, the microprocessor 7 can supply power to the light-emitting element 2, so that the light-emitting element 2 emits light to perform phototherapy on the skin, or the microprocessor 7 can stop power supply to the light-emitting element 2 , so that the light emitting element 2 stops emitting light, so that the phototherapy is stopped. In one embodiment, the microprocessor 7 may consist of electronic circuits. In one embodiment, the microprocessor 7 can be programmed.

The control chip 8 can be used to control the operation of the electrical stimulation element 3, for example, the control chip 8 can supply power to the electrical stimulation element 3, so that the electrical stimulation element 3 can output current to electrically stimulate the skin, or the control chip 8 can control the electrical stimulation element 3. 3 Stop the power supply, so that the electric stimulation element 3 stops outputting current, so that the electric stimulation stops. In one embodiment, the type of the control chip 8 may include various types of timer chips, such as NE555P, NE555PSRE4, NE555PE4, NE555PSR, NE555PWG4, NE555DR, NE555PW, etc., uA741 series or other oscillators that can generate square waves, and Not limited to this. In one embodiment, the operation of the control chip 8 can be controlled by the microprocessor 7, for example, the microprocessor 7 can control the output switch of the control chip 8 to turn on or turn off, so that the control chip 8 To supply power or to stop power supply, but not limited thereto.

In one embodiment, the microprocessor 7 and the control chip 8 can generate different feedbacks according to the number of times the button 6 is pressed, such as supplying power or stopping the power supply, and then make the light emitting element 2 and the electrical stimulation element 3 perform different operations, such as only performing Phototherapy, electrical stimulation only, simultaneous phototherapy and standby. In one embodiment, the microprocessor 7 can turn on or off the output switch of the control chip 8 according to the number of times the key 6 is pressed. In one embodiment, the control chip 8 is not controlled by the microprocessor 7 , and can automatically supply power or stop power supply according to the number of times the button 6 is pressed. The present invention is not limited thereto.

By this, details of each element can be understood.

Next, the specific structure of the electro-stimulation element 3 will be explained in detail. FIG. 3 is a schematic structural diagram of an electrical stimulation element 3 according to an embodiment of the present invention, and please refer to FIG. 1 and FIG. 2 at the same time.

As shown in Figure 3. The electrical stimulation element 3 may include a substrate structure 30 and a plurality of microneedles 31 , wherein the microneedles 31 may be disposed on the substrate structure 30 and arranged in an array. In addition, a conductive layer 32 can be disposed on the microneedle 31 , for example, the conductive layer 32 can cover the outer surface of the microneedle 31 . In one embodiment, the conductive layer 32 is disposed on all the microneedles 31 . In one embodiment, at least a part of the microneedles 31 is provided with a conductive layer 32 . In one embodiment, at least one microneedle 31 is provided with a conductive layer 32 . For the convenience of description, the following is an example in which all the microneedles 31 are provided with the conductive layer 32 .

In one embodiment, the electrical stimulation element 3 can further include a wire 33, wherein the wire 33 can penetrate the substrate structure 30 and the microneedles 31, and be in contact with the conductive layer 32, and the wire 33 can also be electrically connected to the control chip 8 , so as to transmit the signal to the conductive layer 32; in this case, the substrate structure 30 and the microneedles 31 may be non-conductors. But the present invention is not limited thereto.

In one embodiment, the material of the substrate structure 30 and the microneedles 31 may include polylactic acid (Polylactic Acid, PLA), wherein PLA is a biocompatible material, so it can relieve skin sensitivity when the microneedles 31 contact the skin. In one embodiment, the substrate structure 30 and the microneedle 31 can be integrally formed, but not limited thereto. In one embodiment, the shape of the microneedle 31 may be pointed or arc-shaped, but not limited thereto. In one embodiment, N*N microneedles 31 can be arranged in an array, wherein N is a positive integer, such as 8, but not limited thereto.

In one embodiment, the material of the conductive layer 32 may include a two-dimensional material film, such as MXene particle material, but is not limited thereto.

In one embodiment, when making the microneedle 31, a microneedle mold made of a polymer organosilicon compound, such as polydimethylsiloxane (polydimethylsiloxane, PDMS) can be used, and the wire 33 is placed in the microneedle mold Then spread the PLA material in the microneedle mold and heat at high temperature to shape the microneedle 31, and then cover the surface of the microneedle 31 with MXene and heat again to fix the two together. The present invention is not limited thereto.

Through the configuration of the microneedle 31, the electrical conductivity of the electrode can be reduced due to the influence of the skin surface condition, so that the output impedance of the electrical stimulation is reduced, and the electrical stimulation element 3 (such as a patch) is less likely to be affected by the skin surface condition or The colloid sticking to the skin dries up and falls off. In addition, since the microneedle 31 has good biocompatibility, it is not easy to cause allergic reactions such as skin inflammation of the user. By this, the details of the electro-stimulation element 3 can be understood.

Next, the operation of the electronic device 1 will be described. FIG. 4 is a flowchart of steps of the operation mode of the electronic device 1 according to an embodiment of the present invention, and please refer to FIG. 1 to FIG. 3 at the same time.

As shown in FIG. 4 , first step S41 is executed, when the key 6 is pressed once, the microprocessor 7 supplies power to the light emitting element 2 . At this time, the control chip 8 does not supply power to the electrical stimulation element 3 . Therefore, when the button 6 is pressed once, the electronic device 1 can enter into the phototherapy mode and perform phototherapy on the skin.

Afterwards, step S42 is executed. When the button 6 is pressed again (pressed for the second time), the micro-control chip 8 supplies power to the electrical stimulation element 3 , and the microprocessor 7 stops supplying power to the light-emitting element 2 . Therefore, when the button 6 is pressed twice, the electronic device 1 can perform electrical stimulation on the skin.

Afterwards, step S43 is executed. When the button 6 is pressed again (pressed for the third time), the microcontroller chip 8 continues to supply power to the electrical stimulation element 3 , and the microprocessor 7 supplies power to the light emitting element 2 . Therefore, when the button 6 is pressed three times, the electronic device 1 can perform electrical stimulation and phototherapy on the skin at the same time.

Afterwards, step S44 is carried out, when button 6 is pressed again (for the 4th press), micro-control chip 8 stops supplying power to electrical stimulation element 3, and microprocessor 7 stops supplying power to light-emitting element 2, so that electronic device 1 stops Phototherapy and electrical stimulation of the skin. Therefore, when the button 6 is pressed four times, the electronic device 1 can enter the standby state.

It should be noted that the order of the above steps is just an example, and can be changed as long as it is reasonably possible.

5 is a schematic diagram of the experimental results of an embodiment of the present invention, which compares the experimental group (with the electronic device 1 with the light-emitting element 2 of the present invention) and the control group (without the electronic device of the present invention) to the cell activity of the skin. impact for comparison. As shown in FIG. 5 , after using the electronic device 1 of the present invention, the degree of improvement of skin cell activity is significantly higher than that of the control group, and the effect tends to get better and better as the number of days of use increases. It can be seen from this that the electronic device 1 of the present invention can have the effect of enhancing the activity of skin cells.

In this way, the operation mode of the electronic device 1 can be understood.

Accordingly, the present invention provides an improved electronic device 1 that can solve the problems of the prior art.

The features of the various embodiments of the present invention can be mixed and matched arbitrarily as long as they do not violate the spirit of the invention or conflict with each other.

The above-mentioned embodiments are only examples for convenience of description, and the scope of rights claimed by the present invention should be based on the scope of the patent application, rather than limited to the above-mentioned embodiments.

1: Electronic device 2: Light emitting element 3: Electrical stimulation element 4: Circuit board 5: battery 6: Button 7: Microprocessor 8: Control chip 9: shell 91: shell body 92: outer cover 93: Buckle 10: strap 30: Substrate structure 31: Microneedle 32: Conductive layer 33: wire S41~S44: steps

FIG. 1 is an exploded view of an electronic device according to an embodiment of the present invention. FIG. 2 is an exploded view (another perspective) of an electronic device according to an embodiment of the present invention. Fig. 3 is a schematic structural diagram of an electrical stimulation element according to an embodiment of the present invention. FIG. 4 is a flow chart of the steps of the operation of the electronic device according to an embodiment of the present invention. FIG. 5 is a schematic diagram of experimental results of an electronic device according to an embodiment of the present invention.

1: Electronic device

2: Light emitting element

3: Electrical stimulation element

4: Circuit board

5: battery

6: Button

7: Microprocessor

8: Control chip

9: shell

91: shell body

92: outer cover

93: Buckle

10: strap

Claims (10)

An electronic device comprising: a circuit board; at least one light emitting element electrically connected to the circuit board; and At least one electrical stimulation element is electrically connected to the circuit board, wherein the at least one electrical stimulation element includes a plurality of microneedles, and at least a part of the microneedles is provided with a conductive layer. The electronic device as claimed in claim 1, wherein the at least one light-emitting element is used for emitting a low-power infrared light. The electronic device according to claim 1, wherein the material of the microneedles comprises polylactic acid (PLA). The electronic device as claimed in claim 3, wherein the conductive layer comprises MXene particle material. The electronic device according to claim 4, wherein the at least one electrical stimulation element further comprises at least one wire, and the at least one wire passes through the at least one microneedle and is electrically connected to the conductive layer. The electronic device according to claim 1, wherein the circuit board is provided with a microprocessor and a control chip, wherein the microprocessor is electrically connected to the at least one light-emitting element, and the control chip is connected to the at least one electrical stimulation element electrical connection. The electronic device as described in claim 6, further comprising a battery, the battery is electrically connected to the microprocessor and the control chip, wherein the microprocessor is used to supply power to the at least one light-emitting element, and the control chip is used for power is supplied to the at least one electrical stimulation element. The electronic device as claimed in claim 6, further comprising a button electrically connected to the microprocessor and the control chip. The electronic device as claimed in claim 8, wherein the microprocessor and the control chip generate different feedbacks corresponding to the number of times the button is pressed. The electronic device according to claim 9, wherein when the key is pressed once, the microprocessor supplies power to the at least one light-emitting element, and when the key is pressed twice, the microprocessor emits light to the at least one The element stops power supply, the control chip supplies power to the at least one electrical stimulation element, when the button is pressed three times, the microprocessor supplies power to the at least one light-emitting element, and the control chip supplies power to the at least one electrical stimulation element power supply, and when the button is pressed four times, the microprocessor stops the power supply to the at least one light-emitting element, and the control chip stops the power supply to the at least one electric stimulation element.

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