30 results about "Upper eyelid skin" patented technology

The embodiment of the present invention discloses a face recognition method and device, and the method includes: acquiring an image of a target to be recognized. Locating N target face key points for determining human eye contours in the target image to be recognized, and obtaining position information of each target face key point in the target image to be recognized among the N target key points. According to the position information of each key point of the target face, the upper eyelid image of the human eye is intercepted from the target image to be recognized, and the image size of the upper eyelid image of the human eye is adjusted to obtain the target image. The target image is input into the machine learning model, and the eyelid type of the human eye included in the target image to be recognized is determined according to the output result of the machine learning model. By adopting the embodiments of the present invention, the recognition accuracy of the face recognition technology can be improved, and the applicability of the face recognition technology can be improved.

The invention relates to a double-eyelid operation tool, and belongs to the technical field of double-eyelid operation instruments for the ophthalmology plastic surgery department. The double-eyelid operation tool comprises an upper supporting ring, a lower supporting plate and a ruler, the upper supporting ring comprises an upper arc and a lower arc, the two ends of the ruler are fixed to the upper arc and the lower arc respectively, and an upper supporting ring is formed by fixing of the two arcs; an upper handle is fixed on the lower arc, and a lower handle is fixed on a lower supporting plate; the upper handle and the lower handle are connected through a thread pair. According to the invention, the upper eyelid skin can be fixed in the double-eyelid operation process, the precise suturing of the corresponding positions of the upper eyelid skin and the tarsal plate is realized, and the eyeball protection in the operation process can be realized.

The invention provides a double-fold eyelids formagen capable of surely forming doubl-fold eyelids for persons having tight upper eyelids, which comprises rubber latex, synthetic resin emulsion and alkanolamine, the w% (X) of the rubber latex, the w% (Y) of the synthetic resin emulsion and the w% (Z) of the alkanolamine are within a scope enclosed by a polygon formed by vetexes A to E in a composition diagram showing the w% (X, Y, Z) of three compositons, wherein A is (33.0,64.0,3.0), B is (49.0,48.0,3.0), C is (51.9,48.0,0.1), D is (34.9, 65.0, 0.1) and E is(33.0, 65.0, 2.0).

The invention discloses a method for improving upper eyelid depression by combining a double eyelid surgery with a pedicel turn muscle flap. The method comprises the following steps: S1, sleeving a 3D printed human head with simulated dermis, slightly closing two eyes of the head, slightly pulling the upper eyelid skin upwards, and drawing a double eyelid marking line; S2, cutting the simulated skin along the double eyelid line, lifting the simulated skin at the lower edge of the incision by using tweezers, performing subcutaneous sharp separation by using ophthalmologic scissors to reach a position 1-2mm away from the eyelid edge, separating a position 2mm away from the eyelid edge on the anterior fascia of the lower meibomian of the orbicular orbicular muscle by using an electrotome, and separating the orbicular orbicular muscle; S3, retracting the skin of the upper edge of the incision to open the orbital septum, wherein the orbital flap is sewn on the orbital septum, and 2-3 needles are fixed; inserting a nylon thread into the skin surface which is 1mm away from the cutting edge from the middle of the lower edge of the incision, penetrating and hanging the meibomian anterior fascia, and penetrating out of the simulated skin from the upper edge of the corresponding incision; and S4, enabling the height of the fascia before penetrating and hanging the tarsal plate to be consistent with the width of the designed double eyelid. By means of the method, autologous fat does not need to be damaged and extracted for filling, and a fat foreign matter is avoided.

The invention discloses cleaning equipment for ophthalmic nursing. The cleaning equipment comprises a shell, the left end of a lower opening of the shell is in transition connection with a lateral cover, a water collection pipe is arranged on the left lateral side of the side cover, the upper surface of the shell is longitudinally provided with a slide groove, a slider is arranged in the slide groove, and a vertical pipe in a vertical direction is arranged in a mounting hole in the middle of the slider. The cleaning equipment for ophthalmic nursing is simple in structure and convenient to use;eyes can be covered by the shell to avoid splashing of cleaning liquid, cleaning wastewater can be discharged through the water collection pipe, and accordingly unified treatment can be carried out to avoid bed sheet contamination; by a friction plate and rubber strips, upper eyelids of a patient can be pushed up to make it convenient to dose and flush through a nozzle; the vertical pipe is telescopic, closeness and appropriate friction between the rubber strips and upper eyelid skin can be kept, eyeball exposure effects are guaranteed, single-hand control can be realized, convenience in operation and easiness in sterilization are achieved, and operating efficiency of medical personnel is improved.

The invention relates to an image processing method and device, electronic equipment and a storage medium, and relates to the technical field of computers. The method comprises the following steps: constructing an eye grid structure corresponding to an eye region in an image, and selecting a plurality of grid vertexes corresponding to an upper eyelid in the eye region from the eye grid structure; determining an eye parameter for describing an eye proportion according to the key point set of the eye region, and determining an overturning angle of a rendering material corresponding to the eye region according to the eye parameter; generating target grid vertexes respectively corresponding to the plurality of grid vertexes according to the overturning angle and the position information of the plurality of grid vertexes; and updating the eye grid structure according to the target grid vertex, and rendering the updated eye grid structure based on the rendering material. Therefore, personalized updating of the eye grid structure can be realized, a more adaptive eye grid structure can be obtained, the rendering material can be more adaptive to the eye region, and the rendering effect is more real and natural.

The invention relates to the technical field of eyelid opening devices, and discloses a convenient-to-adjust eyelid opening device for ophthalmic nursing. The convenient-to-adjust eyelid opening device comprises a supporting plate, wherein connecting rods are movably connected to two ends of the bottom side of the supporting plate, a movable plate is movably connected to the bottom ends of the connecting rods, a branch pipe penetrates through the inner part of the movable plate, and an adsorption layer is arranged on the top side of the movable plate; a movable pipe penetrates through the inner side wall of the supporting plate and the movable plate, a sliding groove is formed in the side wall of the supporting plate, the movable rod can slide up and down in the sliding groove formed in the side wall of the supporting plate and the side wall of the movable plate through the movable rod, and the movable rod can extrude the side wall of the movable pipe in the up-down sliding process; and two ends of the movable pipe move in the direction close to each other through the movable rod, the side wall of the movable pipe is limited by the supporting plate, the part of the movable pipe canonly be bent upwards, the upper eyelids of a patient can be lifted upwards, and the risk that the supporting structure slides off and stabs eyeballs can be avoided.

The present application discloses a method and device for detecting blinking, the method comprising: obtaining at least a first frame of an eye image, an eye feature of a second frame of an eye image, and the first frame of an eye image representing the opening and closing of the eye image The detection flag of the eye state; based on the detection flag, first judge whether the eye feature of the second frame eye image satisfies the first preset condition relative to the eye feature of the first frame eye image; if so, then judge the second frame eye feature Whether the eye feature of the internal image satisfies the second preset condition; if so, determine that the second frame of the eye image is a blinking state image. It can be seen that according to the essential characteristics of blinking in the blinking process, the upper eyelid moves up and down and the pupil basically does not move, the first preset condition and the second preset condition about blinking are set, based on the eye features in the two frames of eye images before and after Whether the blinking condition is met or not is judged to be in the blinking state, which has good robustness and robustness, reduces detection error rate, and improves detection accuracy.

The invention relates to the technical field of eyelid retractors, and discloses an eyelid retractor that is easy to adjust for eye care, including a support plate, the two ends of the bottom side of the support plate are movably connected with connecting rods, and the bottom of the connecting rod The end is movably connected with a movable plate, the inside of the movable plate runs through a branch pipe, the top side of the movable plate is provided with an adsorption layer, the inner side walls of the support plate and the movable plate are both penetrated with movable tubes, and the side walls of the support plate are provided with The chute can slide up and down through the movable rod at the chute provided by itself on the support plate and the side wall of the movable plate. Due to the movement of the movable rods towards each other, the side wall of the movable tube is restricted by the support plate, and the part of the movable tube can only be bent upwards, which can lift the patient's upper eyelid upwards, and avoid the supporting structure from slipping and causing poking. Eyeball risk.

The invention discloses a blinking mechanism for simulating dinosaurs, which belongs to the field of simulation technology and includes a head, an eye action part and a partition part. Four fixed plates, eye sockets are opened on both sides of the head, each eye socket is equipped with upper eyelid and lower eyelid, and the two sides of the upper eyelid and lower eyelid are connected with two fixed plates in rotation, the upper eyelid and lower eyelid Eyeballs are arranged between them, and two fixed rods are installed on the eyeballs, and the two fixed rods are slidingly connected with the upper eyelid and the lower eyelid respectively, and the eye movement parts and the partition parts are all installed on the top of the fixed bottom plate. The present invention completes blinking action and eyeball rotation through the mutual cooperation between the eye movement parts and the upper eyelid, lower eyelid and eyeball, which improves the simulation degree of the device, and also completes the unilateral The blinking action of the eyeballs enhances the fun of the device.