76 results about "Superior eyelid" patented technology

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.

A visual aid for using contact lenses comprises an eyeball and a cover that contains the eyeball, and a model contact lens. The eyeball includes a sclera, an iris and a pupil. The cover includes an upper eyelid and a lower eyelid that can be opened and closed. The visual aid also includes a simulated contact lens that can be placed between the eyelids and the eyeball for demonstrating the proper insertion and wearing of contact lenses. The eyelids simulate natural movements of human eyelids. Additionally, methods for using the visual aid for using contact lenses for instruction in insertion, and removal, of contact lenses from the eye are described.

An eyeliner element adapted to be applied to a lower portion of an upper eyelid, and an under eye concealer element adapted to be applied to an upper portion of a lower eyelid each include a thin film substrate, an adhesive layer, and a coloring layer formed opposite the adhesive layer.

An eye treatment apparatus for opening and holding eyelids of a patient open is described. The apparatus includes a supporting platform having a Y-type shape and including an upper beam configured for extending between a nose bridge and a forehead of the patient and for positioning on the forehead, a left leg and a right leg coupled to the upper beam, and configured for straddling a nose bridge of the patient and for positioning on patient's left and right cheeks, and a cross-arm mounted on the upper beam of the supporting platform. The apparatus also includes an opening assembly mounted on the cross-arm and configured for pulling an upper eyelid up for exposing an eye and retaining the eye of the patient in the open position. The also includes an adjustable annular band for placement around a head of the patient to secure the apparatus thereon.

The invention discloses an eye drop auxiliary device. The eye drop auxiliary device includes a glasses frame, and the glasses frame includes an upper glasses frame body and a lower glasses frame body.The upper glasses frame body is flexible and is an upper eyelid support with both ends connected to the lower glasses frame in the mode that the two ends can horizontally move along the lower glassesframe. The lower glasses frame is provided with an eye drop bottle supporting frame. The eye fissure is enlarged through the upper eyelid support, so that the phenomenon that the upper eyelid is closed reflexively when encountering an stimulation is avoided, and the eye drop can be easily dropped into the eye. The eye drop bottle is fixed by the eye drop bottle supporting frame so that the eye drop is dropped accurately to avoid contamination and waste of the eye drop.

The invention provides capacitive sensing circuits and methods for determining eyelid position using the same. The present disclosure relates to sensor systems for electronic ophthalmic devices. In certain embodiments, the sensor systems may comprise a first electrode configured to be selectively overlaid by one or more of an upper eyelid and a lower eyelid of a user, a second electrode configuredto be selectively overlaid by one or more of an upper eyelid and a lower eyelid of a user, and a system controller cooperatively associated with the first electrode and the second electrode to receive a capacitance measurement therefrom, the system controller configured to determine a position of one or more of the upper eyelid and the lower eyelid in spatial coordinates based on the capacitancemeasurement received from the first electrode and the second electrode.

An apparatus for treatment of an eye of a patient by a medication stored in an eye drop dispenser is described. The apparatus includes a supporting platform, an upper leg coupled to the supporting platform at one end of the upper leg, a lower leg coupled to the supporting platform at one end of the lower leg and an eye opening assembly configured to pull an upper eyelid up for exposing the eye to the eye drop dispenser and retaining the eye of the patient in the open position. The supporting platform includes a delivery opening configured for holding an eye drop dispenser therein in the upside-down position. The upper leg is configured for positioning on a forehead above an eyebrow of the patient at the other end of the upper leg. The lower leg is configured for positioning on a top part of a cheek below a lower eyelid.

The invention discloses a conjunctival sac flushing and collecting system. The invention provides the technical scheme points that the conjunctival sac flushing and collecting system comprises an eyewashing cover, a fluid storage device and a flushing pipe, wherein the eye washing cover comprises a top plate and a side wall; the side wall is arranged along the side edge of the top plate; the sidewall and the top plate form a holding cavity for holding an eye part of a human body; an elastic fixing band is arranged on one surface, back on to the holding cavity, of the side wall; one end of the water flushing pipe communicates with the inside of the fluid storage device; the other end of the water flushing pipe stretches into the holding cavity; a valve for controlling flushing fluid to flow is arranged on the water flushing pipe; and a drain outlet is formed in one end, close to an ear side of the human body, of the side wall. The conjunctival sac flushing and collecting system is further provided with an eyelid opener, wherein openings are formed in the parts, corresponding to an upper eyelid and a lower eyelid of the human body, of the side wall; the eyelid opener comprises twoeyelid opening arms stretching into the openings; an operation port is formed in the top plate; and a seal cover for covering the operation port is further hinged onto the top plate. In the use process of the conjunctival sac flushing and collecting system provided by the invention, the flushing fluid is ensured to be concentrated at a conjunctival sac part of a patient, and the upper eyelid and the lower eyelid are held apart through the two eyelid opening arms, so that the exposure area of the conjunctival sac is increased.

A double eyelid forming device for non-surgically generating a crease in the upper eyelids of a human comprising a pair of glasses, one string attached to each of the two upper rims of the glasses and running along the curvature of the upper rim, and two sets of beads, each set slidably threaded onto one string. When the device is worn by a human, each set of the beads presses against the corresponding upper eyelid of the human and lead to the formation of a double eyelid.

Systems and methods for eyelid shape estimation are disclosed. In one aspect, after receiving an eye image of an eye (e.g., from an image capture device), an eye-box is generated over an iris of the eye in the eye image. A plurality of radial lines can be generated from approximately the center of the eye-box to an upper edge or a lower edge of the eye box. Candidate points can be determined to have local maximum derivatives along the plurality of radial lines. From the candidate points, an eyelid shape curve (e.g., for an upper eyelid or a lower eyelid) can be determined by fitting a curve (e.g., a parabola or a polynomial) to the candidate points or a subset of the candidate points.

The embodiment of the invention discloses an eye key point labeling method and device and a training method and device for an eye key point detection model. The eye key point labeling method comprisesthe steps of obtaining a face image and a marked eyelid curve corresponding to the face image; for each marked eyelid curve, based on a mathematical integration principle, integrating the marked eyelid curves, and determining a first curve length of a labelled upper eyelid curve and a second curve length of a labelled lower eyelid curve in the labelled eyelid curves; determining a plurality of eyelid points to be utilized from the labeled upper eyelid curve and the labelled lower eyelid curve; based on the first curve length of the labelled upper eyelid curve, the second curve length of the labelled lower eyelid curve, the eyelid point to be utilized and a preset equal division point number, determining the equally-divided upper eyelid points and the equally-divided lower eyelid points from the labelled upper eyelid curve and the labelled lower eyelid curve respectively, and then determining the eye key points corresponding to each face image by combining the labelled eyelid points. The eye key points with obvious semantic features are labelled, and the marking efficiency is improved.

The invention discloses an eyelid positioning method based on strong direction weighted edge detection and RNL goodness of fit. An existing straight line fitting positioning method is high in positioning speed but low in positioning precision. The parabola fitting positioning method is high in fitting positioning precision, but low in positioning speed. The method comprises the following steps: segmenting upper and lower eyelids according to an iris circle center position, and determining upper and lower eyelid areas; secondly, preprocessing an image before eyelid detection by using a strong direction weighted edge-preserving denoising smoothing filtering operator; secondly, suppressing eyelash interference by using a strong direction weighted edge detection operator, and dynamically selecting edge detection operator parameters according to gray scale contrast values of regions above and below the eyelid edge in the iris image to obtain candidate eyelid edges to be fitted; and finally,fitting eyelid edges by adopting a least square method parabola, and screening eyelid edge selection points by taking RNL goodness of fit as an index to finish eyelid positioning. The method has goodrobustness, and an ideal positioning result can be obtained even for an upper eyelid which is shielded by eyelashes.

A surgical procedure is described for the restoration of eyelid function in individuals suffering from ptosis or upper eyelid droop syndrome that makes a patient unable to voluntarily fully raise an eyelid. The surgical procedure includes implantation and suturing of eye drop (pH) activated and actuated fibrous contractile and expansive artificial muscles such as pH active hydrogels of polyacrylonitrile (PAN) artificial muscles that are surgically implanted and sutured under the superior palpebral conjunctiva in a serpentine parallel configuration with respect to the tarsal (meibomian) glands of the upper eyelid and anchored to the tissues of superior fornix.

The invention discloses a minimally invasive eyebrow plastic device and a using method thereof. The apparatus comprises a suturing mechanism, a sodium hyaluronate medicament, a botulinum toxin medicament and a cutting mechanism, the suturing mechanism comprises a blade, a horizontal cutting area and a handle, the horizontal cutting area is arranged at one end of the blade, the handle is arranged at the other end of the blade, the cutting mechanism comprises a needle, a connecting device, a clamping area and a suture line, the needle is mounted at one end of the connecting device, the suture line is connected to the other end of the connecting device, and the connecting device is provided with the clamping area. Compared with like apparatuses in the prior art, the apparatus of the inventionhas the following advantages: the skins, subcutaneous tissues, muscles and fascia layers of the loosened and drooped eyebrow part, forehead part and upper eyelid part are integrally lifted, reset, fixed and supported for the eyebrow part, the forehead part and the upper eyelid part, collagen fibers of the skin layer are proliferated, the thickness, compactness and elasticity of the skins are increased, and the whole young and beautiful effect is generated.

Disclosed herein is a contact lens comprising a lenticular in a superior portion of the contact lens wherein the contact lens attaches to an upper eyelid of a wearer by the lenticular interacting withan upper tarsal plate of the upper eyelid of a wearer, said interaction allows the contact lens to translate upwards in downgaze and maintain rotational stability. In one aspect, the lenticular has atop surface, said top surface having a shape selected from the group consisting of flat, flat with rounded corners, concave, convex or tapered having a thicker portion closer to an edge of the contact lens, or combinations thereof. In another aspect, the lenticular is comprised of a plurality of lenticular sections. In yet another aspect, the lenticular is anatomically-shaped.

The invention discloses a driver fatigue detection system and method based on Bluetooth transmission. A photoelectric Bluetooth mouse device is made into a glasses additional device mounted on a glasses frame, the relative moving direction, moving distance and movement speed of each upper eyelid can thus be obtained, and these information is transmitted to external terminal equipment having the Bluetooth communication function through a Bluetooth communication module; the external terminal equipment processes the moving track to obtain eyelid winking data, and the external terminal equipment transmits the eyelid winking data to a remote monitoring server through the Internet; by processing and analyzing the eyelid winking data, the remote monitoring server judges the driving state of a driver, and according to the analysis result, whether voice prompt information needs to be sent to the driver or not is determined. According to the system and the method, real-time acquisition, transmission and processing are conducted in sequence on the eyelid winking information of the driver, whether the driver is in fatigue driving or not is judged, and the voice prompt information is sent when the driver is in fatigue driving.

The invention discloses a blinking data statistical method and device, a computer readable storage medium and electronic equipment. The method comprises the steps: obtaining video data containing eye movement in a preset time period, recognizing each frame of image of the video data, obtaining a target region between an upper eyelid and a lower eyelid, calculating the palpebral fissure height corresponding to the target region, and according to the palpebral fissure height, determining the opening and closing state of the target region; finally, according to the opening and closing state of the target region of all frame of images in the video data, performing statistics to obtain blinking data in a preset time period; and namely, obtaining the target region by automatically obtaining the video data within the time period and identifying each frame of image in the video data, and determining the opening and closing state according to the palpebral fissure height, so that the blinking data is counted, the difficulty of data statistics is reduced, the palpebral fissure height is calculated by automatically identifying the target region, the blinking data can be accurately obtained, and an accurate data basis is provided for subsequent pre-judgment.

Disclosed is a composition for use for topical administration onto the upper and / or lower eyelid of a subject. The composition includes a polyaphron, and the polyaphron includes: at least one hydrophilic phase; at least one hydrophobic phase; and at least one surfactant selected from ionic surfactants and / or non-ionic surfactants.

A pupil detecting apparatus detects an edge of a pupil in an image of a face. An outline of an upper eyelid is also detected. The apparatus selects an effective edge extending along the pupil by removing a part of edge extending along the upper eyelid from the edges detected. Then, the apparatus applies the circle Hough transformation to the effective edge in order to obtain a center of the pupil and a radius of the pupil. Thereby, it is possible to detect the pupil accurately even if a part of the pupil is covered.

In preferred the invention is directed to ocular compositions for the treatment of dry eye, methods for making such compositions, and suites comprising a plurality of different ocular compositions each having a defined composition. In preferred examples, the invention is directed to compositions comprising at least one natural oil, wherein a first member of the suite of compositions is effective in treating dry in in a first patient having a particular set of symptoms and a different second member of the suite of compositions is effective in treating dry in in a second patient having a different set of symptoms. The invention is also directed to methods of making and using the compositions, and to skin care compositions for use around the eye, such as the upper and lower eyelids having a lubricating, non-irritating base composition comprising at least one natural oil.

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.

The invention provides an eyelid pressure detection device. The detection device comprises a corneal contact lens, a strain induction sensor and a signal processing module, wherein the corneal contactlens is placed on the surface of an eyeball and attached to a cornea; the strain induction sensor is arranged in the corneal contact lens and used for detecting the strain quantity generated when anupper eyelid acts on the corneal contact lens during blinking; and the signal processing module is arranged in the corneal contact lens, connected with the strain induction sensor and used for converting the strain quantity detected by the strain induction sensor into an electric signal and sending the electric signal to an external device. The detection device can accurately measure the pressureof the eyelid, reduce interference of intraocular pressure on the pressure of the eyelid during detection and improve the accuracy and repeatability of eyelid pressure detection.

The invention discloses a wireless-transmission-based detection system and method for a fatigue state of a learner. A wireless optical mouse device is manufacturing into a spectacle additional device and then the device is installed at a spectacle frame to obtain a relative moving direction, a moving distance, and a moving speed value of a palpebra superior, and then the infroamtion is transmitted to an external terminal device having a wireless communication function by a wireless communication module; the external terminal device processes a movement track to obtain eyelid blink data, and then the external terminal device transmits the eyelid blink data to a remote monitoring server by network transmission; and the remote monitoring server processes and analyzes the eyelid blink data to determine a learning state of a learner. According to the invention, real-time collection, transmission, and processing of eyelid blink information of a learner are carried out and thus whether the learner is in a fatigue learning state is determined, so that corresponding measures are taken.

The invention discloses an eye drive control method and device, a storage medium and electronic equipment. The method comprises the steps that a target picture configured for an anchor object in advance is displayed in a current live broadcast picture, wherein the face of a virtual animal object is displayed in the target picture; on the basis of the collected face image of the anchor object, the monocular closing feature of the anchor object is recognized, the monocular closing feature is obtained through calculation based on the position offset of a plurality of closing point sets collected on the single eye of the anchor object, and the single closing point set comprises an upper eyelid point and a lower eyelid point which intersect with the same straight line; and the eyes of the virtual animal object in the target picture are driven and controlled to perform synchronous closing adjustment according to the eye closing degree indicated by the single-eye closing feature. The technical problem that the accuracy of eye drive control cannot be guaranteed in the prior art is solved.

A method of making a face mask for a face of a human user can include determining a lower eye region bound and determining an upper eye region bound by locating an upper bound of the eyeball as determined by a peak point of an arc of concavity in an upper eyelid of the at least one eye when the eye is closed. The method can also include setting a first anchor point about 0 mm to about 10 mm below the lower eye region bound, and setting a second anchor point about 0 mm to about 10 mm above the upper eye region bound; and defining at least one eye opening for a face mask having first edge that intersects the first anchor point and a second edge that intersects the second anchor point.

A method of making a face mask for a face of a human user can include determining a lower eye region bound and determining an upper eye region bound by locating an upper bound of the eyeball as determined by a peak point of an arc of concavity in an upper eyelid of the at least one eye when the eye is closed. The method can also include setting a first anchor point about 0 mm to about 10 mm belowthe lower eye region bound, and setting a second anchor point about 0 mm to about 10 mm above the upper eye region bound; and defining at least one eye opening for the face mask having first edge thatintersects the first anchor point and a second edge that intersects the second anchor point.

The embodiment of the invention provides a data processing method, device and equipment, and is applied to terminal equipment, and the method comprises the steps: obtaining a plurality of upper eyelid positions and a plurality of eye opening areas of a user in a preset time period; according to the multiple upper eyelid positions and the multiple eye opening areas, lighting of a lighting device and / or display of the terminal equipment are / is adjusted, and the lighting device is used for providing environment lighting for the terminal equipment. And the harmfulness of the terminal equipment to the eye health of the user is reduced.

The invention relates to the technical field of medical auxiliary equipment, and especially relates to an eye hot compress treatment patch suitable for meibomian gland dysfunction type xerophthalmia.The treatment patch includes a treatment patch body matching upper and lower eyelids and wearing parts; the treatment patch body includes an outer surface layer, an inner surface layer and a heating material layer filled between the outer surface layer and the inner surface layer; the heating material layer includes two coating layers and a heating material filled between the two coating layers; and the heating material consists of, by weight, 40-45%% of iron powder, 35-40% of water, 10-15% of activated carbon, 8-12% of vermiculite, 3-5% of water-absorbing resin and 1-3% of sodium chloride. The treatment patch is fast in heating and can start to heat when being taken out after 1 min; the treatment patch can generate water vapour for more than 20 min under constant temperature; and the treatment patch is convenient and hygienic in using.