67 results about "Eyelid layers" patented technology

The eyelid massager 100 comprises: a handle 102 having a free end 104; and a roller 106 pivotally connected to the free end of the handle. The roller 106 is dumbbell-shaped, the curvature of the outer surface of the roller being matched to the curvature of the closed eye of the user such that during a massage action, the roller 106 comes into contact with the eyelid along the entire length of the eye to press a plurality of meibomian glands associated with the eyelid, promoting release of occluded grease. The handle 102 is Y-shaped 200 at the free end 104 to pivotally retain the roller 106 at both ends 204 by a pair of inwardly extending pins 202 that engage a pair of holes provided on the roller 106. The roller 106 is made of silicone rubber and a curved portion of the outer surface has a plurality of ribs 208.

Controllers for dry eye treatment apparatus and methods are described herein which generally comprise a patch or strip affixed to the skin of the upper and / or lower eyelids to deliver heat to the one or more meibomian glands contained within the underlying skin. The treatment strip or strips include one or more strips configured to adhere to an underlying region of skin in proximity to one or both eyes of a subject such that the one or more strips allow for the subject to blink naturally without restriction from the one or more patches. A controller is in communication with the one or more strips and is programmable to monitor a temperature of the one or more strips to provide a treatment therapy above a threshold temperature of, e.g., 39° C., and below a maximum temperature of, e.g., 48° C., over a treatment period of 12 minutes.

Disclosed are methods of treating dry eye disease. More particularly, this disclosure relates to a method of treating dry eye disease comprising exposure of a palpebral conjunctiva of an eye followed by transconjunctival irradiation in the presence of a photosensitizer to initiate crosslinking in tarsal plate tissue underlying the palpebral conjunctiva.

The invention discloses a meibomian gland extrusion massager in the technical field of meibomian gland massage. The meibomian gland extrusion massager comprises a control clamping handle and a massage part, the control clamping handle is composed of an upper clamping handle and a lower clamping handle, elastic parts are connected to the inner sides of the ends of the upper clamping handle and the lower clamping handle in a clamped mode through clamping grooves, the upper clamping handle and the lower clamping handle form a V-shaped structure through the elastic parts, and the elastic parts can enable the upper clamping handle and the lower clamping handle to have elastic clamping force; the massage part comprises two massage pieces, and the two massage pieces are correspondingly arranged at the ends, away from the elastic part, of the upper clamping handle and the lower clamping handle respectively. The electric massage roller is attached to the surface of the eyelid to conduct rolling extrusion on the meibomian gland area, and grease in meibomian glands is gradually extruded and separated out by means of rolling acting force. Meanwhile, sterilized cotton fibers matched with the electric massage rollers are synchronously attached to the eyelids, grease separated out through extrusion is adsorbed in real time, the adsorbed grease can be clearly displayed on the sterilized cotton fibers, a user can conveniently and visually master the grease discharging condition, and grease is prevented from remaining on the eyelids.

Systems and methods for determining a degree of eye closure are provided. Lower and upper eyelid traces are obtained, each trace including locations of the respective eyelid for a plurality of consecutive time increments. A first and second window are determined, the first window preceding the second window and each window including a set of time increments in the plurality of consecutive time increments. An opening metric is generated comprising a measure of central tendency of differences between the locations of the upper eyelid and the lower eyelid across the time increments in the first window. An excursion metric is generated comprising a difference between a maximum and minimum location of the upper eyelid across the time increments in the second window. A closure degree score based upon the excursion metric and the opening metric is used to provide a degree of eye closure of the first eye.

This invention relates to the field of image edge detection technology, specifically to an eyelid detection system for assessing the orbicularis oculi muscle movement function in patients with myasthenia gravis. The system includes a video frame acquisition module, an iris morphology reconstruction module, an interference level acquisition module, a gradient map correction module, and an eyelid edge detection module. By acquiring video frame data of the patient's eyes, the system corrects iris deformation in the iris region of the target image frame corresponding to eye movement. Based on the corrected iris region, the system analyzes the interference of iris morphology on eyelid edge detection, determines the degree of iris deformation interference, and then corrects the gradient values ​​of gradient points in the same area corresponding to the corrected iris region in the gradient map of the target image frame during eye movement, obtaining a corrected gradient map. Based on the corrected gradient map, the system determines the patient's eyelid edge detection result. This invention effectively improves the accuracy of eyelid edge detection for patients.

The utility model discloses a kind of cataract surgery tear capsule auxiliary devices, including vertically arranged U-shaped seat, U-shaped seat is connected in one side of two movable seats by drive assembly, movable seat is fixedly connected in one end of long rod, the other end of long rod is screw-connected with the first screw rod perpendicular to long rod, the one end of first screw rod is equipped with first knob, the other end of first screw rod is equipped with annular groove, the both sides of U-shaped seat are equipped with corresponding connecting block, connecting block is fixed to patient face by corresponding bandage, this kind of cataract surgery tear capsule auxiliary device uses, first, by bandage, the whole is fixed to patient face, then by drive assembly, two movable seats drive corresponding first screw rod in opposite or opposite direction synchronous movement, to tear open by two first screw rods respectively to upper eyelid and lower eyelid, annular groove is equipped on first screw rod, support eyelid by annular groove, it is convenient to tear capsule to eyeball.

The device of the present invention allows for a method of treating a patient exhibiting proptosis of eye tissue by treating inflamed tissue behind the eye or treating the thyroid directly or treating a reflexology zone to reduce pressure and inflammation of the eye tissue using pressure pulses or shock waves. The treatment method for bulging eyes has the steps of placing an applicator head of an acoustic shock wave or pressure pulse generator or source on or near an eye or eyelid region, temple, thyroid or reflexology zone; coupling the applicator head directly or indirectly to an exposed surface of the region being treated; and activating the generator or source to emit pressure pulses or acoustic shock waves to the eye or eyelid region, temple, thyroid or reflexology zone to treat the eye tissue exhibiting high pressure and inflammation to reduce the pressure and inflammation.

The present disclosure is directed to an ex vivo eye model system for screening ocular products with programmable blinking and tear flow control. In one example implementation, the ex vivo eye model system includes an eyeball core, an upper and lower eyelid frame, a servo, and a tear fluid delivery system. The eyeball core may be configured to hold a biological eye. The upper eyelid frame and the lower eyelid frame may be configured to replicate natural blinking actions and interact with the biological eye. The servo may be operatively connected to the upper eyelid frame and the lower eyelid frame. The servo may be configured to simulate controlled blinking actions by actuating the upper eyelid frame and the lower eyelid frame to move corresponding eyelid membranes of the biological eye. The tear fluid delivery system configured to deliver a fluid to an ocular surface of the biological eye.

A system for treating clogged glands of the eye includes a heated eye mask, an electrical cord, and a controller. The heated eye mask includes an outer layer of surface material, an inner layer of surface material, and a graphene heating element. The graphene heating element is disposed between the outer and inner layers of surface material in a therapeutic region of the heated eye mask. The therapeutic region of the heated eye mask extends along the Meibomian glands of the eye. The graphene heating element is encapsulated by an electrically insulating cover. A thermally conductive material evenly distributes heat across the therapeutic region of the heated eye mask. The electrical cord provides power to the heated eye mask. The controller is provided on the electrical cord for controlling the heated eye mask to heat to one of at least four pre-set temperature levels.

This invention belongs to the field of AR glasses control technology, specifically disclosing a smart AR glasses control method. This method continuously senses extreme environmental parameters before and during power inspection by real-time acquisition of high-voltage electromagnetic field spectrum, ambient light, and wind speed data in the power inspection area, solving the problems of existing AR glasses not considering environmental resistance and functional failure in extreme scenarios. Simultaneously, it utilizes Fast Fourier Transform to extract the dominant frequency characteristics of the electromagnetic field, combines this with ambient light statistics to adjust the AR glasses settings, and activates jitter compensation when wind speed exceeds limits, enabling the glasses to effectively avoid signal interference and ensure basic functional stability in power inspection scenarios such as strong magnetic fields and complex lighting. Furthermore, by synchronously monitoring the pupil diameter change rate and eyelid occlusion ratio, it verifies eye movement status in real-time throughout the inspection process and generates a precise iris gaze trajectory after dynamic judgment and calibration, ensuring the accuracy of eye-tracking interaction under complex working postures.

The application discloses a adjustable eyelid closure fixing patch with observation ports, which comprises a base, two observation windows arranged in the middle of the base, two sliding channels arranged on one side of the base and a pneumatic transmission assembly. When in use, the integrated structure of pneumatic linkage and connecting rod transmission is combined to realize the whole process of patch pushing, automatic alignment and rolling compression by pressing the handle, which is simple and efficient to operate. The precise plug-in structure of the elastic boss and the socket solves the problems of traditional patch alignment misalignment and observation window deviation. The observation window can be used to monitor the eye condition in real time. The mushroom-shaped micro-column dry adsorption structure at the bottom of the lower eyelid patch does not need glue to paste, does not hurt the delicate skin of the eye and has no risk of allergy. The fixing is firm and does not fall off. The pneumatic transmission has a flexible buffering effect, the eyelid closure tightness can be flexibly controlled by adjusting the pressing force of the handle, and the rigid compression damage to the eye tissue is avoided.

The invention relates to the technical field of medical instruments, in particular to a self-service thermal pulsation meibomian gland therapeutic apparatus which comprises a control module, the control module is provided with a massage module, the control module comprises a machine body, a conveying cylinder is arranged in the machine body, the conveying cylinder is fixedly connected with a fixing plate, the conveying cylinder is fixedly connected with a heater, and the massage module comprises a plurality of cover frames. A massage air bag is arranged in the cover frame and communicated with a hose, and the fixing plate is communicated with a conveying pipe. According to the eyelid hot compress device, the massage air bag is arranged in the cover frame, the piston plate can move back and forth in the conveying cylinder, the piston plate can press air into the conveying pipe, the diameter of the communicating pipe is relatively small, so that the air can support the massage air bag and press the eyelids, and the air can conduct hot compress on the eyelids through the massage air bag; the massage air bags can be attached to the eyelids, a patient can operate the eyelids in a self-service mode, home treatment is facilitated, and the dry eye symptom can be relieved in time.

The invention discloses a construction method of a rat keratoconjunctival disease model, and particularly relates to the technical field of animal models. Lipopolysaccharide (LPS) is adhered to a surgical suture and then sutured on the upper eyelid of a rat, so that inflammatory response is rapidly and continuously initiated. The method is better in modeling effect, simple and convenient to operate, short in period, high in success rate, high in repeatability, low in cost, high in safety and wide in application range.

The invention discloses an ophthalmology ultrasound RF signal enhancement method and device and a model training method and device, and relates to the technical field of ophthalmology ultrasound and the technical field of deep learning, and the method comprises the steps: obtaining to-be-enhanced ophthalmology ultrasound RF signal data of a target object, the to-be-enhanced RF signal data is obtained by performing ophthalmologic ultrasonic scanning on eyeballs of a target object through eyelids by adopting high-frequency pulse sound waves; rF signal data to be enhanced are input into a pre-trained signal enhancement model, blind deconvolution calculation is carried out on the RF signal data to be enhanced, obtained output serves as enhanced RF signal data, and the signal enhancement model is a deep learning model. By the adoption of the scheme, the comfort level of a patient during anterior segment ophthalmic ultrasonic examination is improved, and the examination efficiency is improved.

The invention belongs to the technical field of medical instruments and clinical nursing, and particularly relates to a precise eye hot compress method suitable for postoperative patients. The invention discloses a precise eye hot compress method suitable for a postoperative patient, and aims to solve the problems of low temperature control precision, non-uniform spatial distribution, lack of individualized adaptation and insufficient safety protection in the existing hot compress technology. The method is based on an integrated wearable hot compress device, and the integrated wearable hot compress device comprises a flexible substrate matched in anatomical form, a distributed micro-area heating array, a multi-point temperature sensing network and a central cooperative controller. Through multi-mode physiological perception, dynamic thermal field regulation and control and a closed-loop safety intervention mechanism, eyelid partition targeted heating in space and self-adaptive adjustment in time according to postoperative stages are achieved, and triple overheating protection is achieved. The system supports individual parameter input, self-adaptive calibration and remote monitoring, ensures that the hot compress temperature is stabilized in a target interval of 38-42 DEG C, and remarkably improves the safety, effectiveness and individual suitability of postoperative eye hot compress.

A plurality of methods and apparatus for managing deficiencies of the meibomian gland lipid production and delivery, including wearable fabrics configured with a matrix of micro- and nano-electromechanical materials, or composite fibres of yarn that are substantially made from carbon nanotubes, graphene, spider silk, natural silk, denim, cotton, metals, or combination thereof. Other methods and apparatus include infrared and ultrasound energy sources within a kit aimed at personalised therapies for improving overall health of the eyelids, while providing for adjunctive relief for associated dry eye symptoms. The management kit may comprise a wearable fabric or spectacle frame configured with infrared emitters and sensors, a handheld imaging device and software containing dosage and administration information coupled with information on improving eyelid hygiene which is reviewed and periodically updated using user-specific information.

The invention relates to the field of medical instruments, in particular to a meibomian gland heating and fumigating device for xerophthalmia, which comprises a fumigating mechanism and a fumigating eyeshade, the fumigating mechanism is used for generating medicine mist, and the fumigating eyeshade is communicated with the fumigating mechanism; a heat conduction pad used for being attached to the radian of an eyelid is arranged in the fumigation eyeshade, a heating unit and a collecting unit which are arranged in an array mode are arranged on the heat conduction pad, the heating unit is used for heating the gland of the eyelid, and the collecting unit is used for collecting temperature information of all parts of the eyelid. And the control unit is used for controlling the operation of the heating unit based on the temperature information acquired by the acquisition unit. The eyelid heating and fumigating device can meet the thermal demand difference of eyelids and achieve partitioned precise heating and fumigating treatment.

The present disclosure is directed to an ex vivo eye model system for screening ocular products with programmable blinking and tear flow control. In one example implementation, the ex vivo eye model system includes an eyeball core, an upper and lower eyelid frame, a servo, and a tear fluid delivery system. The eyeball core may be configured to hold a biological eye. The upper eyelid frame and the lower eyelid frame may be configured to replicate natural blinking actions and interact with the biological eye. The servo may be operatively connected to the upper eyelid frame and the lower eyelid frame. The servo may be configured to simulate controlled blinking actions by actuating the upper eyelid frame and the lower eyelid frame to move corresponding eyelid membranes of the biological eye. The tear fluid delivery system configured to deliver a fluid to an ocular surface of the biological eye.

According to the technical scheme, the auxiliary shaping equipment is characterized by comprising two opening assemblies, the number of the opening assemblies is two, and the two opening assemblies achieve opening of an upper eyelid and a lower eyelid by moving in the direction away from each other; the control mechanism is used for driving the two opening assemblies to slide in the direction close to each other and the direction away from each other. The opening assembly comprises a moving plate; the arc-shaped plates are fixedly connected to the sides, close to the eyelids, of the movable plates, and the arc-shaped protrusions of the arc-shaped plates of the two opening assemblies face the two sides, away from each other, of the two arc-shaped plates; and a distraction claw; and through the arrangement of the adsorption sponge, secreted liquid and flowing-out blood can be adsorbed, and the good operation view field is kept.

Excess skin removal and wound closure devices, such as blepharoplasty devices and methods, are provided. An exemplary device for excising excess skin (e.g. eyelid skin) and creating wound closure includes a base, a lever mechanism coupled with the base via a lever pivot, a locking mechanism, an elongate curved first jaw member in fixed relationship with the base and having a lower serrated tissue contacting surface, an elongate curved second jaw member in movable relationship with the base and having an upper serrated tissue contacting surface. The upper serrated tissue contacting surface of the second jaw member can face toward the lower serrated tissue contacting surface of the first jaw member. The locking mechanism can be releasably engageable with the second jaw member. The pivoting actuation of the lever mechanism can cause linear movement of the second jaw member relative to the first jaw member.

The invention provides a multi-view face image processing system, and relates to the technical field of image processing. The system comprises an image acquisition module used for shooting a front side face image, a first mouth image and a second mouth image; the preprocessing module is used for performing normalization and illumination enhancement on the multi-view face image; the feature quantitative calculation module is used for generating geometric features such as mandibular bones, tongue space ratio, neck-to-face ratio, facial geometric contour and eyelid texture based on the processed front and side face and first mouth image; the deep learning reasoning module is used for generating semantic features such as hard palate form probability distribution, tonsil grading, occlusal relationship and nose wing form based on the processed side face image, the first mouth image and the second mouth image; and the multi-modal feature fusion module is used for carrying out weighted fusion and nonlinear mapping on the geometric and semantic features and the physiological parameters of the user to obtain a fusion feature map. According to the invention, sleep apnea prediction is carried out directly based on the fused feature map, and the prediction efficiency and prediction precision of sleep apnea are improved.

According to the intelligent eyedrop squeezing device, the inherent defects of traditional manual eyedrop dripping are effectively overcome by integrating a mechanical structure, a sensor technology, wireless communication and an intelligent control algorithm. The device has the advantages of being accurate in drug delivery, good in user experience and convenient to remotely manage, an innovative silica gel opening structure can physically assist in opening eyelids, and operation failures caused by blinking are reduced; the electric extrusion module is combined with multi-sensor feedback and an intelligent algorithm model, milliliter-level precise control over the single-time dosing volume is achieved, and waste or insufficient dosage is avoided; a wireless communication function enables a doctor to remotely set or adjust an administration scheme and obtain actual medication data of a patient, so that powerful support is provided for precise medical treatment and chronic disease management.

The application discloses an AI analysis-based tear film state monitoring system and an intelligent glasses dry eye early warning method, relates to the technical field of image processing, and comprises a pattern projection module, an ocular surface image acquisition module and a highlight suppression image generation module; the AI analysis-based tear film state monitoring system provided in the application collects eyelid edge region images by projecting a near-infrared laser speckle pattern, uses the near-infrared laser speckle pattern as a source texture, and generates a highlight suppression image by predicting a distortion field to guide the deformation of the source texture, thereby completing highlight repair; the feature information loss problem caused by the non-fixed position of the highlight reflected by the tear meniscus mirror is relieved, and stable imaging of the meibomian gland opening area under a dynamic ocular surface environment is realized.

The present application belongs to the technical field of audit information analysis, and discloses a fraud identification method, system and device based on non-verbal cues, the fraud identification method comprising: obtaining non-verbal cue features of interviewees during an interview, including pitch, loudness, fundamental frequency jitter, amplitude perturbation, harmonic-to-noise ratio and spectral difference features of the first and second harmonics of sound; eyebrow inner and outer side lifting, eyelid tightening, gaze direction, nose lifting, cheek lifting, cheek muscle dimple, mouth corner lifting, mouth corner vertical downward, chin lifting, lip tightening, lip separation, lower jaw drooping features, and fear and anger emotion features of face; analyzing the features of each channel respectively, and outputting the fraud risk level of the interviewee at the current time according to the deviation degree of each feature relative to the baseline threshold. Based on the above method, the audit personnel can quickly and accurately identify the fraud risk of the interviewee in the audit inquiry.

The invention relates to the technical field of eyelid cleaning equipment, and discloses an all-dimensional intelligent eyelid cleaning and nursing all-in-one machine which comprises a mounting base, an elastic belt is rotationally connected to the end of the mounting base, a tenon column movably sleeves the end, away from the mounting base, of the elastic belt, and a connecting belt is rotationally connected to the outer wall of the end, away from the elastic belt, of the tenon column. According to the device, a locking base can be driven through an arranged top spring, so that the top of the locking base is attached to the bottom of a locking plate, locking of the locking plate and an adjusting base is achieved, and in the using process of the device, the using angle between a connecting base and the adjusting base can be adjusted; the meibomian gland of a user can be better rolled, the position of a movable plate is adjusted under the action of an electric push rod, the movable plate drives a rolling rod to move along the outer wall of a fixing frame, and therefore the rolling rod can roll eyes of different sizes, and eyelid cleaning is better achieved.

Described herein are compositions and methods for the treatment or prevention of dermal or ocular surface disorders, such as those associated with bacterial and / or parasitic infections. Bacterial and / or parasitic infections include mites (e.g., demodex), worms, protozoa (e.g., amoeba (e.g., acanthamoeba or cryptosporidiosis)), onchocerciasis, lice, scabies, nematodes, or chlamydia. Said compositions and methods comprise compounds which demonstrate immunological, keratolytic, anti-histamine, anti-inflammatory, and / or other desirable activities. Topical administration of said compositions to the eyelid margin or surrounding areas provides therapeutic benefit to patients suffering from ocular surface disorders.

The present disclosure provides an expression driving method, apparatus, device and storage medium, wherein the method includes: acquiring an image to be processed of a target object, the image to be processed including an eye region of the target object; determining an expression coefficient of at least one dimension of the target object based on the image to be processed, the expression coefficient of at least one dimension including a first eye coefficient and a second eye coefficient, wherein the first eye coefficient is configured for representing an eyelid spacing of the target object, and the second eye coefficient is configured for representing line-of-sight information of the target object; and driving an avatar based on the determined expression coefficient of at least one dimension.

The application discloses a complex eye automatic detection and analysis method based on image processing and belongs to the cross field of artificial intelligence and medical image processing. The method comprises the following steps: collecting a front face image, extracting an eye region image through an adaptive human eye detection network; acquiring a mascara, an iris mask and a sclera mask; judging whether it is a complex situation based on the mascara and the sclera mask; if it is a complex situation, fitting an upper eyelid curve, taking the mascara as a repair mask and adding a curve constraint, and obtaining a de-occlusion reconstructed eye image through an image reconstruction network; recognizing eye feature points and performing geometric measurement, and outputting eye feature data and a visual result. The application can effectively process complex eye shapes such as long-mascara occlusion and ptosis, and significantly improves detection accuracy and robustness.

Disclosed is an electronic device for predicting sarcopenia, which includes a memory and a processor connected with the memory to execute instructions included in the memory. The processor extracts a first result value as output data for a first machine learning model by using an eye image of a subject as input data for the first machine learning model and determines whether sarcopenia of the subject occurs based on the first result value. The first result value includes an MRD1 value of the subject corresponding to the eye image, an upper eyelid edge location change value, an eye closing speed value, and an eye opening speed value.