CN115025399A

CN115025399A - Phototherapy device

Info

Publication number: CN115025399A
Application number: CN202210612924.1A
Authority: CN
Inventors: 穆东华; 康建喜; 朱映光; 张国辉; 胡永岚
Original assignee: Beijing Yiguang Medical Technology Research Institute Co ltd
Current assignee: Beijing Yiguang Medical Technology Research Institute Co ltd
Priority date: 2022-05-31
Filing date: 2022-05-31
Publication date: 2022-09-09
Anticipated expiration: 2042-05-31

Abstract

The embodiment of the invention discloses a phototherapy device. The phototherapy device comprises a substrate and a light emitting structure layer arranged on one side of the substrate; the substrate is provided with a plurality of through holes, and the through holes penetrate through the substrate and the light-emitting structure layer; the through holes are provided with sweat-removing layers. The embodiment of the invention can quickly discharge sweat generated by the skin of the user in the phototherapy process, improve the use comfort of the user and ensure that the phototherapy device has longer service life.

Description

Phototherapy device

Technical Field

The embodiment of the invention relates to the technical field of photomedical treatment, in particular to a phototherapy device.

Background

In order to prevent moisture, oxygen and the like from eroding internal devices of the phototherapy device, the surface film layer of the current phototherapy device can usually block water and oxygen. Then the phototherapy device can be pressed close to the skin and used usually, and the phototherapy device during operation can produce the heat, consequently at the in-process of phototherapy, the skin surface can sweat, influences use comfort, and inside too much sweat can erode the phototherapy device, influences life.

Disclosure of Invention

The embodiment of the phototherapy device provided by the invention can quickly discharge sweat generated by the skin of a user in the phototherapy process, improve the use comfort of the user and ensure that the phototherapy device has a longer service life.

The invention provides a phototherapy device, which comprises a substrate and a light emitting structure layer arranged on one side of the substrate;

the substrate is provided with a plurality of through holes, and the through holes penetrate through the substrate and the light emitting structure layer; and a sweat releasing layer is arranged in the through hole.

Optionally, the sweat releasing layer includes a first layer, a second layer and a third layer which are sequentially stacked, hydrophilicity of the first layer, hydrophilicity of the second layer and hydrophilicity of the third layer are gradually increased, the first layer includes first pores, the second layer includes second pores, and the third layer includes third pores; the first aperture, the second aperture, and the third aperture decrease in order;

the light emitted by the light emitting structure layer is emitted through the substrate, the first layer is arranged on one side, close to the substrate, of the second layer, or the light emitted by the light emitting structure layer is emitted towards one side, far away from the substrate, of the second layer, and the first layer is arranged on one side, close to the light emitting structure layer, of the second layer.

Optionally, the phototherapy device further includes a protective layer located on one side of the light emitting structure layer away from the substrate, and the through hole penetrates through the protective layer.

Optionally, the perspiration layer protrudes beyond the substrate; and/or the perspiration layer protrudes beyond the protective layer.

Optionally, in a direction parallel to the surface of the substrate away from the protective layer, the size of the part of the perspiration layer protruding out of the substrate is larger than the size of the through hole, and the size of the part of the perspiration layer protruding out of the protective layer is larger than the size of the through hole.

Optionally, the part of the sweat releasing layer protruding the substrate is distributed on the surface of the substrate in a tree shape or a net shape, and the part of the sweat releasing layer protruding the protective layer is distributed on the surface of the protective layer in a tree shape or a net shape.

Optionally, the portions of the perspiration layer protruding from the substrate in the plurality of through holes are connected to each other; and/or the parts of the sweat releasing layers of the through holes protruding out of the protective layer are connected with each other.

Optionally, the material used for the first layer comprises olefin or polyamide, the material used for the second layer comprises thermoplastic polyurethane, and the material used for the third layer comprises cellulose;

or, the first layer, the second layer and the third layer respectively adopt at least one of the following materials: bionic gold, urethane compounds, aldehyde compounds, olefin compounds, aromatic hydrocarbon compounds, epoxy compounds, silicon oxide, silicon oxynitride and titanium oxide.

Optionally, the protective layer includes an encapsulation layer covering sidewalls of the through hole.

Optionally, the light emitting structure layer includes at least one of an OLED light emitting structure, an LED light emitting structure, and a laser light emitting structure.

According to the technical scheme of the embodiment of the invention, the plurality of through holes are formed in the substrate and penetrate through the substrate and the light-emitting structure layer, and the sweat-removing layer is arranged in the through holes; in phototherapy device working process, the sweat that the perspire layer can produce human skin absorbs the discharge, can not influence user's comfort level because of too much sweat in the time of phototherapy to promote user experience, and in time absorb the discharge sweat and can avoid causing the influence to phototherapy device, guarantee that phototherapy device can have longer life.

It should be understood that the statements in this section do not necessarily identify key or critical features of the embodiments of the present invention, nor do they necessarily limit the scope of the invention. Other features of the present invention will become apparent from the following description.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a phototherapy apparatus according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a sweat releasing layer provided according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a distribution of sweat releasing layers provided according to an embodiment of the present invention;

fig. 4 is a schematic structural view of still another perspiration layer distribution provided according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of another phototherapy apparatus provided in accordance with an embodiment of the present invention;

fig. 6 is a schematic structural view of still another perspiration layer distribution provided according to an embodiment of the present invention;

fig. 7 is a schematic structural diagram of another sweat layer distribution provided according to the embodiment of the invention;

fig. 8 is a schematic structural diagram of another phototherapy apparatus provided in accordance with an embodiment of the present invention;

fig. 9 is a schematic structural diagram of another phototherapy apparatus provided in accordance with an embodiment of the present invention;

fig. 10 is a schematic structural diagram of another phototherapy apparatus provided in accordance with an embodiment of the present invention;

fig. 11 is a schematic structural diagram of another phototherapy apparatus provided in the embodiment of the invention;

fig. 12 is a schematic structural diagram of another phototherapy apparatus provided in the embodiment of the invention.

Detailed Description

In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

Fig. 1 is a schematic structural diagram of a phototherapy apparatus according to an embodiment of the present invention, and referring to fig. 1, the present invention provides a phototherapy apparatus including a substrate 10 and a light emitting structure layer 20 disposed on one side of the substrate 10; the substrate 10 is provided with a plurality of through holes 40, and the through holes 40 penetrate through the substrate 10 and the light emitting structure layer 20; a perspiration layer 50 is provided in the through hole 40.

The substrate 10 may be formed of an organic polymer material such as PET, PEN, PI, or the like, and the substrate 10 may be a glass substrate, a metal substrate, or a plastic substrate. The light emitting structure layer 20 may include at least one of an OLED light emitting structure, an LED light emitting structure, and a laser light emitting structure, for example, the light emitting structure layer 20 may include only at least one OLED light emitting structure, only a plurality of LED light emitting structures, only a laser light emitting structure, two or three of the LED light emitting structures and the laser light emitting structure. The sweat releasing layer 50 may be prepared in the through-hole 40 by a pulling process.

Phototherapy device can produce a large amount of heats at the during operation, and user's skin sweats easily, and the sweat that the skin surface goes out can be discharged through the perspire layer 50 in the through-hole 40, can promote user comfort in use to can avoid too much sweat inside phototherapy device surface gathering gets into phototherapy device, corrode luminescent structure layer 20 etc. influence phototherapy device's life.

For example, when the light emitted by the light emitting structure layer 20 exits through the substrate 10, when the phototherapy device is applied, the user is located at a side of the substrate 10 away from the light emitting structure layer 20, and the sweat releasing layer 50 absorbs sweat from the substrate 10 side, so that the sweat is released through the light emitting structure layer 20 side. When the light emitted by the light emitting structure layer 20 is emitted to the side away from the substrate 10, when the phototherapy device is applied, the user is located at the side of the light emitting structure layer 20 away from the light emitting structure layer 20, and at this time, the sweat releasing layer 50 absorbs sweat from the side of the light emitting structure layer 20, so that the sweat is released through the side of the substrate 10.

According to the technical scheme of the embodiment of the invention, a plurality of through holes are formed in the substrate, penetrate through the substrate and the light-emitting structure layer and are internally provided with the sweat-removing layer; in the phototherapy device course of work, the sweat that the perspire layer can produce human skin absorbs the discharge, can not influence user's comfort level because of too much sweat in the time of phototherapy to promote user experience, and in time absorb discharge sweat and can avoid causing the influence to the phototherapy device, guarantee that the phototherapy device can have longer life.

Fig. 2 is a schematic structural view of a sweat releasing layer provided according to an embodiment of the present invention, fig. 3 is a schematic structural view of a sweat releasing layer distribution provided according to an embodiment of the present invention, and fig. 4 is a schematic structural view of another sweat releasing layer distribution provided according to an embodiment of the present invention; alternatively, with reference to fig. 2, the perspiration layer 50 comprises a first layer 51, a second layer 52 and a third layer 53, arranged in succession one above the other, the hydrophilicity of the first layer 51, the second layer 52 and the third layer 53 being progressively increased, the first layer 51 comprising first apertures 511, the second layer 52 comprising second apertures 521, the third layer 53 comprising third apertures 531; the first aperture 511, the second aperture 521, and the third aperture 531 are sequentially reduced.

Specifically, first aperture 511, second aperture 521, and third aperture 531 are the apertures of the first layer 51, second layer 52, and third layer 53 material itself, respectively. The hydrophilicity of the first layer 51, the second layer 52 and the third layer 53 is gradually increased, and the first pores 511, the second pores 521 and the third pores 531 are sequentially reduced, that is, the sweat releasing layer 50 has a bidirectional porosity, so that the sweat releasing layer 50 can play a certain heat dissipation role while releasing sweat, and the use experience of a user is further improved.

Furthermore, the hydrophilicity of the first layer 51, the second layer 52, and the third layer 53 gradually increases, so that sweat can be sucked more quickly by the second layer 52 after entering the first layer 51, can be sucked more quickly by the third layer 53 after entering the second layer 52, and is volatilized into the environment through the third layer 53, and the first aperture 511, the second aperture 521, and the third aperture 531 are sequentially reduced, so that a capillary-like structure is formed inside the sweat releasing layer 50, the capillary structure allows sweat to flow from a large-aperture area to a small-aperture area, and therefore the first aperture 511, the second aperture 521, and the third aperture 531 are arranged to be sequentially reduced, so that sweat can be more quickly transported from the first layer 31 to the third layer 33, and more quickly discharged to the outside.

Optionally, the pore diameter of the first pores 511 is 5 to 100 μm, preferably 5 to 50 μm; the pore diameter of the second pores 521 is 0.1-5 μm, preferably 0.5-2 μm; the pore diameter of the third pores 531 is 10 to 100nm, preferably 40 to 60 nm. The pore diameter of the membrane structure pore in the optimal range not only has better sweat guiding effect, but also has more obvious light diffusion effect, thereby not only effectively removing sweat, but also improving the efficiency of the device.

Optionally, the density of pores is 10-100 per square centimeter, preferably 40-80 per square centimeter. In the range, the pore density can be effectively set according to the perspiration density of the human body, and the comprehensive and effective perspiration removal is realized.

Referring to fig. 3, light emitted from the light emitting structure layer 20 exits through the substrate 10, and the first layer 51 is disposed on a side of the second layer 52 adjacent to the substrate 10, or, referring to fig. 4, light emitted from the light emitting structure layer 20 exits toward a side away from the substrate 10, and the first layer 51 is disposed on a side of the second layer 52 adjacent to the light emitting structure layer 20.

Specifically, fig. 3 exemplarily shows that light emitted by the light emitting structure layer 20 is emitted to a human body through the substrate 10, and is exemplarily projected to a human face. Fig. 4 exemplarily shows a case where light emitted from the light emitting structure layer 20 exits to a human face toward a side away from the substrate 10. Sweat flows to second layer 52 from first layer 51, flows to third layer 53 from second layer 52, realizes the directional of sweat and discharges, can not play the guard action to the phototherapy device because too much influence comfort level of sweat when phototherapy, in time discharging of sweat.

Fig. 5 is a schematic structural diagram of another phototherapy apparatus provided in accordance with an embodiment of the present invention, and referring to fig. 5, optionally, the phototherapy apparatus further includes: and the protective layer 30, the protective layer 30 is positioned on one side of the light emitting structure layer 20 away from the substrate 10, and the through hole 40 penetrates through the protective layer 30.

The protective layer 30 is used to protect the light emitting structure layer 20. For example, when the light emitting structure layer 20 includes an OLED light emitting structure, the substrate 10 may include a flexible substrate, and the protective layer 30 may include a flexible encapsulation layer, which protects the light emitting structure layer 20 from water and oxygen entering into the light emitting structure layer 20. When the substrate 10 may also comprise a rigid substrate, the protective layer 30 may comprise a hard encapsulation layer in this case. The sweat releasing layer 50 fills the through-holes 40 formed in the substrate 10, the light emitting structure layer 20, and the protective layer 30.

Fig. 6 is a schematic structural diagram of still another sweat releasing layer distribution provided according to an embodiment of the present invention, and referring to fig. 6, fig. 6 exemplarily shows that light emitted by the light emitting structure layer 20 exits through the substrate 10, and the first layer 51 is disposed on a side of the second layer 52 adjacent to the substrate 10.

Fig. 7 is a schematic structural diagram of still another sweat releasing layer distribution provided according to an embodiment of the present invention, and referring to fig. 7, fig. 7 exemplarily shows that light emitted from the light emitting structure layer 20 exits through the protective layer 30, and the first layer 51 is disposed on a side of the second layer 52 adjacent to the protective layer 30.

Fig. 8 is a schematic structural diagram of another phototherapy device provided in accordance with an embodiment of the invention, referring to fig. 8, optionally, a sweat layer 50 protrudes from the substrate 10; and/or the perspiration layer 50 protrudes beyond the protective layer 30.

Specifically, the sweat releasing layer 50 protrudes out of the substrate 10, the contact area between the sweat releasing layer 50 on the substrate 10 side and the outside is larger, the sweat releasing layer 50 protrudes out of the protective layer 30, and the contact area between the sweat releasing layer 50 on the protective layer 30 side and the outside is larger.

When light emitted by the light emitting structure layer 20 exits through the substrate 10, a user is positioned on one side of the substrate 10, the sweat releasing layer 50 protrudes out of the substrate 10, the sweat releasing area of the sweat releasing layer 50 is larger, and sweat can enter the sweat releasing layer 50 more quickly and be discharged from the sweat releasing layer 50. The sweat layer 50 protrudes from the protective layer 30, so that sweat can be emitted to the external environment more quickly, and the heat dissipation speed is higher.

When the light emitted by the light emitting structure layer 20 exits through the protective layer 30, the user is located on one side of the protective layer 30, the sweat releasing layer 50 protrudes out of the protective layer 30, the sweat absorbing area of the sweat releasing layer 50 is larger, and sweat can enter the sweat releasing layer 50 more quickly and be discharged from the sweat releasing layer 50. The sweat layer 50 protrudes out of the substrate 10, so that sweat can be more rapidly diffused into the external environment, and the heat dissipation speed is higher.

With continued reference to fig. 8, optionally, the portion of the perspiration layer 50 that protrudes beyond the substrate 10 is greater in size than the through hole 40 and the portion of the perspiration layer 50 that protrudes beyond the protective layer 30 is greater in size than the through hole 40, in a direction parallel to the surface of the substrate 10 that is distal from the protective layer 30.

Specifically, the size of the part of the sweat releasing layer 50 protruding out of the substrate 10 is larger than the size of the through hole 40, and the size of the part of the sweat releasing layer 50 protruding out of the substrate 10 along a certain direction or a certain plurality of directions parallel to the surface of the substrate 10 is larger than the size of the through hole 40 corresponding to the direction, so that the contact area of the sweat releasing layer 50 and the outside is larger. The size of the part of the sweat releasing layer 50 protruding out of the protective layer 30 is larger than that of the through hole 40, and the size of the part of the sweat releasing layer 50 protruding out of the protective layer 30 along a certain direction or a certain plurality of directions parallel to the surface of the protective layer 30 is larger than that of the corresponding direction of the through hole 40, so that the contact area of the sweat releasing layer 50 and the outside is larger. Therefore, the sweat absorbing area of the sweat releasing layer 50 is larger, sweat can enter the sweat releasing layer 50 more quickly, the sweat can be released to the external environment more quickly, and the heat dissipation speed is higher.

In addition, the shape of the part of the sweat releasing layer 50 protruding out of the substrate 10 and the shape of the part of the sweat releasing layer 50 protruding out of the protective layer 30 can be set to be circular, oval, triangular, square or other polygonal shapes, and can also be set to be other shapes according to the needs of sweat releasing and heat dissipating.

Alternatively, the part of the sweat releasing layer 50 protruding out of the substrate 10 is distributed on the surface of the substrate 10 in a tree shape or a net shape, and the part of the sweat releasing layer 50 protruding out of the protective layer 30 is distributed on the surface of the protective layer 30 in a tree shape or a net shape.

Set up like this for sweat layer 50 is bigger with external area of contact, and the sweat absorbing area is bigger, and sweat can be faster gets into sweat layer 50, and in the external environment that gives off that sweat can be faster, and the radiating rate is faster.

Fig. 9 is a schematic structural view of another phototherapy apparatus provided in accordance with an embodiment of the invention, and referring to fig. 9, alternatively, portions of the perspiration layers 50 in the plurality of through holes 40 protruding from the substrate 10 are connected to each other; and/or the portions of the perspiration layer 50 in the plurality of through holes 40 protruding beyond the protective layer 30 are connected to each other.

Specifically, when the light that light emitting structure layer 20 sent is through the base plate 10 outgoing, be located the base plate 10 side during the user phototherapy, the partial interconnect of sweat layer 50 protrusion base plate 10 in a plurality of through-holes 40, on the one hand, sweat layer 50 is bigger at the distribution area on the surface of base plate 10, sweat-absorbing area is bigger, on the other hand, behind the arbitrary regional sweat-absorbing of the part of sweat layer 50 protrusion base plate 10, can discharge sweat through a plurality of through-holes 40, sweat path is more, further promote perspire speed.

The parts of the sweat releasing layers 50 with the through holes, which protrude out of the protective layer 30, are connected with each other, the distribution area of the sweat releasing layers 50 on the surface of the protective layer 30 is larger, the sweat releasing area is larger, sweat can be more quickly released into the external environment, and the heat dissipation speed is higher.

When the light that light emitting structure layer 20 sent is through protective layer 30 outgoing, be located protective layer 30 side during the user phototherapy, the part interconnect of the sweat layer 50 protrusion protective layer 30 in a plurality of through-holes, on the one hand, sweat layer 50 is bigger at the distribution area on protective layer 30's surface, sweat-absorbing area is bigger, on the other hand, behind the arbitrary regional sweat-absorbing of the part of sweat layer 50 protrusion protective layer 30, can discharge sweat through a plurality of through-holes 40, sweat path is more, further promote sweat speed. The parts of the substrate 10 with the plurality of through holes protruding out of the protective layer 30 are connected with each other, the distribution area of the sweat releasing layer 50 on the surface of the substrate 10 is larger, the sweat releasing area is larger, sweat can be released to the external environment more quickly, and the heat releasing speed is higher.

Alternatively, the part of the perspiration layer 50 protruding out of the substrate 10 may be distributed over the entire surface of the substrate 10, i.e. the part of the perspiration layer 50 extending to the edge of the substrate 10. In addition, when perspiring layer 50 distributes on the whole face of base plate 10 surface, can set up perspiring layer 50 and have a plurality of first trompils, and first trompil is at the not overlap of the vertical projection of base plate 10 and through-hole 40, sets up like this, and perspiring layer 50 has higher light transmissivity for the phototherapy effect is better. Illustratively, the perspiration layer 50 may be distributed in a net shape on the surface of the substrate.

The part of the perspiration layer 50 that protrudes beyond the protective layer 30 may be distributed over the entire surface of the protective layer 30, i.e. the edge of the perspiration layer 50 that extends to the protective layer 30. In addition, when perspire layer 50 distributes on the whole face of protective layer 30 surface, can set up perspire layer 50 and have a plurality of second trompils, and the second trompil is at the not overlap of the vertical projection of protective layer 30 and through-hole 40, sets up like this, and perspire layer 50 has higher light transmissivity for phototherapy effect is better. For example, the sweat releasing layer 50 may be distributed in a net shape on the surface of the protective layer 30.

With continued reference to fig. 9, optionally, a plurality of through holes 40 are uniformly distributed in the protective layer 30.

Specifically, the plurality of through holes 40 are uniformly distributed in the protective layer 30, so that sweat at each position of the phototherapy device can be discharged at a faster speed. In addition, the phototherapy device can be partitioned according to the specific use scene of the phototherapy device, the number of the through holes 40 arranged in the areas where the skin is prone to sweat is larger, and the number of the through holes 40 arranged in the areas where the skin is less sweat is smaller. The specific number of the through holes 40 may also be set according to actual needs, which is not limited by the embodiment of the present invention.

With continued reference to fig. 9, optionally, the material used for the first layer 51 comprises an olefin or polyamide, the material used for the second layer 52 comprises a thermoplastic polyurethane, and the material used for the third layer 53 comprises cellulose.

Specifically, the olefin, the polyamide, the thermoplastic polyurethane and the cellulose have good light transmission, the preparation process is simple, the sweat discharging layer 50 is made of the materials, the manufacturing process is reduced while good sweat discharging of the sweat discharging layer 50 is guaranteed, light emitted by the light emitting structure layer 20 can penetrate more, and the phototherapy effect cannot be influenced.

The film layer structure made of different materials can be more easily designed in different pores, and the versatility of the film layer structure can be realized. For example, the first layer 51 is preferably an olefin-based or polyamide-based material, which has certain biological safety; the second layer 52 is preferably made of polyurethane materials, and the materials have certain flexibility and can effectively ensure the toughness and reliability of the film layer structure; the third layer 53 is made of cellulose-based material, which is simpler in preparation process.

Alternatively, the first layer 51, the second layer 52, and the third layer 53 are made of at least one of the following materials: bionic gold, urethane compounds, aldehyde compounds, olefin compounds, aromatic hydrocarbon compounds, epoxy compounds, silicon oxide, silicon oxynitride and titanium oxide.

Specifically, three materials with gradually increased hydrophilicity may be selected from biomimetic gold, urethane compounds, aldehyde compounds, olefin compounds, aromatic hydrocarbon compounds, epoxy compounds, silicon oxide, silicon oxynitride, and titanium oxide to make the first layer 51, the second layer 52, and the third layer 53. Bionic gold, urethane compounds, aldehyde compounds, olefin compounds, aromatic hydrocarbon compounds, epoxy compounds, silicon oxide, silicon oxynitride and titanium oxide all have good light transmission properties, and the preparation process is simple, adopts above-mentioned material preparation perspiration layer 50, when guaranteeing the better perspiration of perspiration layer 50, reduces the preparation process, and makes the light that luminous structure layer 20 sent can more permeate through, can not influence the phototherapy effect.

Fig. 10 is a schematic structural diagram of another phototherapy apparatus provided in accordance with an embodiment of the present invention, and referring to fig. 10, optionally, the protection layer 30 includes an encapsulation layer 31, and the encapsulation layer 31 covers sidewalls of the through hole 40.

Specifically, the encapsulating layer 31 can effectively prevent components such as water vapor and oxygen in the atmosphere from entering the light emitting structure layer 20; the encapsulation layer 31 covers the sidewalls of the through hole 40, and protects the light emitting structure layer 20, thereby prolonging the service life of the phototherapy device.

In addition, the protective layer 30 may further include a first protective film, which is an outermost film layer of the phototherapy device and is used for protecting internal mechanisms of the phototherapy device. When the substrate 10 includes a flexible substrate, the substrate 10 may also include a second protective film, the second protective film is located on one side of the flexible substrate away from the light emitting structure layer 20, and the second protective film is a top film layer of the phototherapy device and is used for protecting internal mechanisms of the phototherapy device. The phototherapy device may not include the first protective film and the second protective film, and the embodiment is not particularly limited.

In addition, fig. 11 is a schematic structural diagram of another phototherapy device provided in an embodiment of the invention, and optionally, referring to fig. 11, a side surface of the substrate 10 may include a plurality of openings 101, each through hole 40 is communicated with at least one opening 101, and the openings 101 are filled with the sweat releasing layer 50. Therefore, the sweat discharging layer 50 can be discharged from the surface of the substrate 10 after absorbing sweat, and the sweat discharging speed is further improved.

Fig. 12 is a schematic structural diagram of another phototherapy apparatus provided in an embodiment of the present invention, and referring to fig. 12, fig. 12 exemplarily illustrates a distribution pattern of the first layer 51, the second layer 52, and the third layer 53.

The above-described embodiments should not be construed as limiting the scope of the invention. It should be understood by those skilled in the art that various modifications, combinations, sub-combinations and substitutions may be made in accordance with design requirements and other factors. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A phototherapy device, comprising:

the light-emitting structure layer is arranged on one side of the substrate;

2. A phototherapy device as recited in claim 1, wherein the perspiration layer comprises a first layer, a second layer and a third layer arranged in series, the first layer, the second layer and the third layer having gradually increasing hydrophilicity, the first layer comprising first apertures, the second layer comprising second apertures, the third layer comprising third apertures; the first aperture, the second aperture, and the third aperture decrease in order;

the light emitted by the light emitting structure layer is emergent through the substrate, the first layer is arranged on one side, close to the substrate, of the second layer, or the light emitted by the light emitting structure layer is emergent on one side, far away from the substrate, of the second layer, and the first layer is arranged on one side, close to the light emitting structure layer, of the second layer.

3. The phototherapy device of claim 1, further comprising:

the protective layer is positioned on one side, far away from the substrate, of the light-emitting structure layer, and the through hole penetrates through the protective layer.

4. The phototherapy device as claimed in claim 3, wherein the perspiration layer protrudes out of the substrate; and/or the perspiration layer protrudes beyond the protective layer.

5. The phototherapy device according to claim 4, wherein a dimension of a portion of the perspiration layer protruding beyond the substrate is larger than a dimension of the through hole and a dimension of a portion of the perspiration layer protruding beyond the protective layer is larger than a dimension of the through hole in a direction parallel to a surface of the substrate away from the protective layer.

6. The phototherapy device as claimed in claim 4, wherein the portions of the sweat releasing layer protruding from the substrate are distributed on the surface of the substrate in a tree shape or a net shape, and the portions of the sweat releasing layer protruding from the protective layer are distributed on the surface of the protective layer in a tree shape or a net shape.

7. The phototherapy device as claimed in claim 5, wherein the portions of the perspiration layer in the plurality of through holes protruding out of the substrate are connected to each other; and/or the parts of the sweat releasing layers of the through holes protruding out of the protective layer are connected with each other.

8. The phototherapy device of claim 2, wherein the first layer comprises an olefin or polyamide, the second layer comprises a thermoplastic polyurethane, and the third layer comprises cellulose;

9. The phototherapy device of claim 3, wherein the protective layer comprises an encapsulation layer covering sidewalls of the through-holes.

10. The phototherapy device as claimed in any one of claims 1-9, wherein the light emitting structure layer comprises at least one of an OLED light emitting structure, an LED light emitting structure and a laser light emitting structure.