| abstract |
The invention discloses a phototherapy device, comprising: a substrate and a light-emitting structure layer disposed on one side of the substrate, the light emitted by the light-emitting structure layer is emitted through the substrate; the substrate includes a first surface and a second surface, the first surface One side is located on the side of the substrate away from the light emitting structure layer, the second side intersects with the first side, and the second side is arranged around the first side; the first side is provided with a plurality of first openings, and the first openings are The depth is less than the thickness of the substrate; the second surface is provided with a plurality of second openings, and each first opening is communicated with at least one of the second openings; the first opening and the second opening are provided with a perspiration layer , the perspiration layer is used for expelling the sweat entering the first opening from the first side through the second opening. The embodiments of the present invention can quickly discharge the sweat produced by the user's skin during the phototherapy process, improve the user's comfort in use, and ensure a long service life of the phototherapy device. |