50 results about "Ocular surface disease" patented technology

The invention concerns a method for reducing, preventing, or delaying the onset of severe ocular surface disease, or preventing or delaying the progression of mild or moderate ocular surface disease to severe ocular surface disease, by topically administering a fluid comprising high molecular weight hyaluronic acid to the ocular surface of the eye of a human or non-human animal subject, wherein the hyaluronic acid has an intrinsic viscosity of >2.5 m3 / kg and a concentration of <0.2% w / v.

In one aspect, a computerized method includes the step of obtaining a set of eye data of a patient from a medical practitioner in a computer input form. The method includes the step of acquiring a set of dry eye patient data from a set of well-structured dry eye patient data samples, wherein each sample dry eye patient data comprises a plurality of features. The method includes the step of identifying the plurality of data features in the set of well-structured dry eye patient data samples. The method includes the step of implementing a data cleaning process on the set of well-structured dry eye patient data samples. The method includes the step of implementing a feature selection on the set of well-structured dry eye patient data samples, wherein the feature selection comprises selecting a subset of relevant features for machine-learning model construction. The method includes the step of providing a specified machine-learning (ML) model. The method includes the step of training the ML model with the set of well-structured dry eye patient data samples. The method includes the step of validating the ML model with the set of well-structured dry eye patient data samples. The method includes the step of providing the set of eye data of the patient to the trained and validated ML model. With the trained and validated ML model, the method includes the step of classifying the set of eye data of the patient as a dry eye category and a dry eye type.

The invention relates to the technical field of deep learning and medical image recognition, and discloses a small target segmentation method for ocular surface diseases. According to the scheme provided by the invention, ResNeXt packet convolution is introduced into Backbone to enhance feature diversity, a channel attention (CA) module is added behind an output layer to optimize a dependency relationship between channels, and a bottom-up feature enhancement branch is added in a feature pyramid (FPN) structure to form a bidirectional information flow, so that semantic expression and spatial positioning are considered. In combination with an improved region generation network (RPN), an ROI Align and a multi-task loss function (classification loss Lcls, mask loss Lmask and bounding box loss Lbox), the small target segmentation performance can be remarkably improved while the calculation efficiency is kept. In a slit lamp eye surface data set experiment, the small focus Dice coefficient of the method is improved by about 12%, the omission factor is reduced by 9%, the defects of an existing method in small target segmentation are effectively overcome, and the method has good clinical application value.

Disclosed herein are methods for treating or preventing ophthalmic and dermatologic conditions in a patient, including ocular surface conditions such as blepharitis. The methods can include topically administering directly to an ocular surface of one or more eyes of a patient in need of treatment thereof an effective amount of an isoxazoline parasiticide, formamidine parasiticide, or other active ingredient, formulated into an ophthalmic composition, the ophthalmic composition further comprising a pharmaceutically acceptable vehicle. Compositions are also disclosed.

The invention discloses an ocular surface illumination treatment device and method, and belongs to the technical field of ophthalmology medical equipment and treatment. The device comprises an infrared camera module, a computer terminal analysis control module, an optical power detection module, a mechanical adjustment module, a safety switch module and an illumination module. Wherein the infrared camera module comprises an infrared CCD (Charge Coupled Device) camera and a near-infrared light source which are arranged at a preset included angle and can collect eye images and transmit the eye images to the computer terminal, and the highest recording speed of the infrared camera module is not lower than 200 frames per second; and the computer terminal analyzes the image to obtain pupil positions, diameters and distances, and adjusts relative positions of a shielding device and a lens group in the light path of the illumination module, the axis of the light path and the distance between left and right lens cones, so that the central dark area of the annular light spot is matched and overlapped with the pupil. Eye images are collected and processed firstly, then light spots and the lens cone are adjusted, finally phototherapy and real-time monitoring are carried out, light can be prevented from entering the fundus, the treatment safety is improved, and the device is suitable for ocular surface diseases such as xerophthalmia.

Disclosed herein are methods for treating or preventing ophthalmic and dermatologic conditions in a patient, including ocular surface conditions such as blepharitis. The methods can include topically administering directly to an ocular surface of one or more eyes of a patient in need of treatment thereof an effective amount of an isoxazoline parasiticide, formamidine parasiticide, or other active ingredient, formulated into an ophthalmic composition, the ophthalmic composition further comprising a pharmaceutically acceptable vehicle. Compositions are also disclosed.

The invention discloses application of ganoderma lucidum exosomes in preparation of corneal injury repair preparations, and belongs to the technical field of biological medicines. The ganoderma lucidum exosome realizes corneal injury repair by promoting corneal endothelial cell proliferation and migration ability, promotes corneal endothelial proliferation and cell migration and accelerates corneal endothelial injury repair through an EGFR / ERK signal channel, can be used for treatment of corneal epithelium defect related ocular surface diseases, corneal lesion and other diseases, and has a wide application prospect. And a new thought is provided for treatment of corneal endothelial diseases.

Disclosed herein are methods for treating or preventing ophthalmic and dermatologic conditions in a patient, including ocular surface conditions such as blepharitis. The methods can include topically administering directly to an ocular surface of one or more eyes of a patient in need of treatment thereof an effective amount of an isoxazoline parasiticide, formamidine parasiticide, or other active ingredient, formulated into an ophthalmic composition, the ophthalmic composition further comprising a pharmaceutically acceptable vehicle. Compositions are also disclosed.

Described herein are compositions and methods for treating or preventing skin or ocular surface disorders, such as those associated with bacterial and / or parasitic infections. Bacterial and / or parasitic infections include mites (e.g., Demodex), helminths, protozoa (e.g., amebas (e.g., Acanthamoeba or Cryptosporidiosis)), onchocerciasis, lice, scabies, nematodes, or chlamydia. The compositions and methods include compounds that exhibit immunological activity, keratolytic activity, antihistamine activity, anti-inflammatory activity, and / or other desirable activities. Topical administration of the compositions to the eyelid margin or surrounding area provides therapeutic benefit to patients with ocular surface disorders.

The invention relates to a controllable in-situ bionic hydrogel system and application thereof in preparation of ophthalmic drugs. The in-situ bionic hydrogel system disclosed by the invention comprises 4r-PEG (Polyethylene Glycol) coated DMPE (Dimethylolpropane Polyethylene)-PEG (Polyethylene Glycol) hydrogel and / or DMPE-PEG coated DMPE-PEG hydrogel, the 4r-PEG (at) DMPE-PEG hydrogel comprises a 4r-PEG nano particle and a DMPE-PEG nano particle, wherein the 4r-PEG nano particle and the DMPE-PEG nano particle are connected with a maleimide group through a sulfydryl group; the DMPE-PEG coated DMPE-PEG hydrogel is prepared from DMPE-PEG nano particles which are connected with a maleimide group through a sulfydryl group. The DMPE-PEG-coated DMPE-PEG hydrogel can be used for bionic artificial vitreous bodies, can simulate the physical properties of real vitreous bodies, and provides a better treatment scheme for rehabilitation after vitrectomy. Meanwhile, the 4r-PEG-coated DMPE-PEG hydrogel is used for bionic artificial tear films, and a new treatment means is provided for ocular surface diseases such as xerophthalmia. The hydrogel system provided by the invention has good biological safety and controllable swelling ratio, can load drugs with various properties, and provides a novel drug delivery system for eye disease treatment.

The invention discloses an ocular surface image acquisition device and a working method, and belongs to the technical field of ophthalmic instruments. According to the invention, eyelids are opened through a mechanical structure in which an inverted U-shaped structure is matched with a gear and a rack, ocular surface images are collected through a CCD camera in a stable and controllable light source environment, the images are transmitted to a mobile phone or a computer terminal through Bluetooth, and ocular surface diseases are classified and identified by using a deep learning method based on image software. The device is simple to operate and low in cost, and can be operated, used and used only by a person to observe the ocular surface state.

The invention relates to a novel method for precise and early diagnosis to facilitate in time intervention for ocular surface disease (OSD). Therefore, the method is potentially useful for ocular surface disease (OSD) diagnosis in the clinical settings.

The present application provides a medicine for treating ocular surface and corneal epithelial diseases, which has fibroblast growth factor 5 as an effective component. The medicine has the effects of promoting corneal epithelial repair and treating ocular surface diseases caused by fibroblast growth factor 5 (FGF5) gene mutation, and has no toxic side effects.

The invention discloses a terahertz-based stable tear film treatment ocular surface detection system, which comprises a terahertz emission module, an ocular surface detection module, an intelligent control module, an environment perception module and a man-machine interaction module, and is characterized in that the terahertz emission module is used for emitting frequency-adjustable terahertz waves to the ocular surface so as to adjust the molecular structure and energy of ocular surface water; the ocular surface detection module is used for collecting multiple physiological parameters of the ocular surface in real time. The stable tear film treatment ocular surface detection system based on terahertz realizes ocular surface multi-parameter real-time detection, terahertz wave accurate regulation and control and closed-loop linkage of detection and treatment, has environment self-adaption and personalized optimization capabilities, fundamentally adjusts ocular surface water molecule structure and energy, and improves the treatment efficiency. A tear film is stabilized, and accurate detection and long-acting treatment of ocular surface diseases such as xerophthalmia are realized.

Provided herein are compositions and methods for the treatment of ocular surface diseases, such as dry eye syndrome. For example, the disclosure provides formulations, such as amniotic cytokine formulation (ACF) formulations, eye droppers useful for administering the formulations to subjects, and methods of treating subjects using the formulations and / or eye droppers.

The present disclosure provides an ophthalmic formulation comprising: one or more pharmaceutically acceptable excipients; a pharmaceutically active compound capable of reducing the amount or deleterious effects of autoantibodies on the ocular surface, such as IgG; in particular, the present disclosure provides an ophthalmic formulation wherein the pharmaceutically active compound is capable of treating a clinical condition selected from the group consisting of inflammatory, infectious and immunological ocular surface or intraocular diseases that can cause symptoms of ocular discomfort, keratitis, dry eye disease, formation of symblepharon, shortening of the anterior chamber depth, lid margin / conjunctival keratinization, subconjunctival fibrosis, retinal gliosis and glaucoma.

Ocular surface disorders (OSDs), like dry eye disease, can have a variety of symptoms and underlying causes, so patients need personalized treatment plans. Treatment planning can include determining at least one treatment location for a non-invasive photoceutical based on at least one characteristic of the OSD. One or more photoceuticals, having one or more different parameters, can be designed based on the at least one treatment location and characteristic of the OSD to address interplay between at least two of inflammation, pain, and immune dysfunction related to the OSD. At least one treatment device (comprising at least one light source) can be selected to deliver the one or more photoceutical to the at least one treatment location to treat the OSD and at least one dose of the at least one photoceutical can be configured to be applied to at least partially treat the OSD.

To develop a novel method for treatment of diseases leading to serious corneal and conjunctival epithelial damage resulting from functional impairment of corneal and conjunctival epithelial stem cells, including severe ocular surface disease attributable to chronic graft-versus-host disease.SOLUTION: The present invention provides a prophylactic or treatment agent for severe ocular surface disease for topical administration, comprising apocynin as an active ingredient.SELECTED DRAWING: None

The present invention relates to the compound GSH-C4 or a pharmaceutically acceptable salt thereof, as well as a composition comprising said compound, for use in the prevention and / or treatment of ocular disorders or pathologies, in particular dry eye syndrome, ocular surface disease (OSD), and ocular pathologies aggravated by the chronic use of drugs that induce oxidative stress and inflammation.

The purpose of the present invention is to develop a novel treatment method for diseases such as severe ocular surface diseases caused by chronic graft-versus-host disease, which cause severe corneal and conjunctival epithelial damage due to dysfunction of corneal and conjunctival epithelial stem cells. SOLUTION: The present invention provides a topically administered agent for preventing or treating severe ocular surface diseases, which contains apocynin as an active ingredient.

The present invention relates to spirocyclic barbiturates of the general formula (I) or a pharmaceutically acceptable salt thereof, as MMP9 inhibitors for the treatment of ocular surface diseases, such as e.g. dry eye disease.

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 invention discloses a traditional Chinese medicine eye fumigating device for adjuvant therapy of ocular surface diseases and a use method thereof, and relates to the technical field of adjuvant therapy, the traditional Chinese medicine eye fumigating device comprises a base, a heating box is fixedly mounted at the top of the base, a steam pipe is fixedly mounted at the top of the heating box, and an eye fumigating device is arranged on the back of the steam pipe; a traditional Chinese medicine box is slidably mounted in the heating box, a stirring device is arranged in the heating box, a cooling device is arranged at the top of the base, an indirect air outlet device is arranged in the steam pipe, and the stirring device comprises a motor, a rotating shaft, a first gear, a rotating rod, a second gear, a fixing plate, a cavity, a sliding plate and a fixing rod. The fixed plate rotates to continuously stir in the heating box, so that effective components in the traditional Chinese medicinal materials can be more uniformly released into water, the extraction efficiency of the effective components is improved, meanwhile, the effective components of the medicinal materials can be promoted to be fully mixed, and the medicine effect is enhanced.

The present invention relates to a compound of formula (I) or a stereoisomer, or tautomer, wherein moiety A, R1, and R2 have the same meaning as that defined in the claims and the description. The present invention also relates to the use of such compounds for the prevention and / or treatment of a disease associated with ferroptosis and / or oxytosis such as liver disease, chronic kidney disease, lung disease, ocular surface diseases, wound healing, multiple organ dysfunction syndrome, neurological disease, acute renal failure, ischemia- reperfusion injury, sepsis, prevention of transplant rejection, iron toxicity, iron metabolism- related disease and genetic disorder of GPX4. The present invention also provides pharmaceutical compositions comprising such compounds, as well as the use of the compounds as a medicament and methods of prevention and / or treatment of such diseases.

The purpose of the present invention is to develop a novel method for treating diseases leading to severe corneal and conjunctival epithelial disorder from dysfunction of corneal / conjunctival epithelial stem cells, such as severe ocular surface diseases caused by chronic graft-versus-host disease.　The present invention provides a prophylactic or therapeutic agent for severe ocular surface disease for topical administration, the agent containing apocynin as an active ingredient.

The application discloses a surface-engineered Gouqi-source exosome ophthalmic preparation for treating ocular surface diseases, and belongs to the technical field of ocular surface drug delivery and plant-source exosome preparation. The preparation takes Gouqi-source exosomes as the main body, takes a mucin-related peptide-anchor molecule complex capable of combining with, adsorbing, intertwining or anchoring the ocular mucosa, epithelial sugar absorption or mucin network, and having an ocular surface repair effect as a surface modification unit, and is used for improving the residence capacity of the exosomes on the ocular surface and enhancing the ocular surface repair effect.

Disclosed herein are methods for treating and preventing adverse events, including ocular surface disorders, induced by antibody-drug conjugates (ADCs) using compounds of Formula (I) or a pharmaceutically acceptable salts, solvates, hydrates, stereoisomers, tautomers, racemates or isotopes thereof, wherein the groups R1, R2 and R3 are defined herein. Also disclosed herein are methods for treating cancer using a combination of an ADC and a compound of Formula (I).

The inventions relate to compounds and compositions comprising connexin modulators and their use in dose regimens for the treatment of non-healing or persistent ocular surface or corneal defects and disorders.

The invention belongs to the field of polypeptides, and particularly relates to application of antioxidative peptide Antioxidin-RL in preparation of animal cornea related products and an animal model. The technical problem to be solved by the invention is how to realize anti-aging of animal corneas. The invention provides an application of the antioxidative peptide Antioxidin-RL in delaying animal corneal aging, inhibiting animal corneal inflammation, reducing animal corneal cell DNA damage, inhibiting animal corneal mitochondrial dysfunction, and / or inhibiting a cGAS-STING signal channel in animal corneal cells, and particularly provides an application of the antioxidative peptide Antioxidin-RL in delaying animal corneal aging, inhibiting animal corneal inflammation, reducing animal corneal cell DNA damage, inhibiting animal corneal mitochondrial dysfunction and / or inhibiting animal corneal mitochondrial dysfunction. According to the application disclosed by the invention, the application is proved by carrying out antioxidative peptide Antioxidin-RL administration on a target animal, the particularity of the antioxidative peptide Antioxidin-RL in delaying animal corneal aging is disclosed, and precious resources are provided for exploring an aging mechanism of delaying age-related ocular surface diseases by the antioxidative peptide Antioxidin-RL.

The utility model belongs to the technical field of ocular surface disease examination, and particularly relates to an ocular surface disease examination opening device which comprises a fixing plate, a sliding frame is installed on the front side of the fixing plate in a sliding mode, a fixing block is fixedly installed on the right side of the sliding frame, and through an arranged adjusting assembly, in the detection process, a knob is controlled to drive a worm to rotate, and the worm is driven to rotate. The worm drives the rotating shaft to rotate through the worm gear, the rotating shaft drives the gear to rotate, so that the gear is matched with the sliding block provided with the tooth groove, the gear drives the sliding block to slide, and the sliding block drives the sliding rod and the control block to move; the control block drives the control rod to slide in the control groove above the distraction device, so that the eyelid hook distraction the eyelids of a worker, the worker can check conveniently, and the worm and the worm gear have self-locking performance, so that the distraction device and the eyelid hook are not prone to loosening.