A Study of Full-Spectrum Screen Lighting for Reducing Screen-Related Eye Fatigue and Dry Eye
NCT07706231
Asthenopia, Computer Vision Syndrome
Guangzhou, Guangdong, China
View Trial DetailsNCT Number: NCT07614347
Dry eye disease is a major ophthalmic health issue that severely affects the visual function and quality of life of the national population. Its core pathological mechanism involves a vicious cycle of ocular surface inflammation and neural abnormalities; however, clinical practice still lacks an objective and quantitative gold standard for diagnosis. Although in vivo confocal microscopy (IVCM) enables cellular-level, in vivo observation of the ocular surface, image analysis remains heavily dependent on manual interpretation, highlighting an urgent need for an intelligent quantitative framework.This project aims to construct a high-quality, standardized ocular surface imaging database and develop a high-precision deep learning algorithm to achieve accurate segmentation and quantification of corneal nerves (including both whorl-like and linear patterns) and inflammatory cells, and to validate their associations with clinical indicators of dry eye disease. The ultimate goal is to develop and evaluate an IVCM-based multimodal intelligent diagnostic system for dry eye, transforming IVCM from an observational tool into an intelligent decision-support system, with real-world performance validated through an independent prospective cohort.This project is expected to establish a multimodal AI diagnostic model for dry eye, create a standardized computational framework for imaging biomarkers, and enable a paradigm shift from qualitative description to quantitative diagnosis. The findings will provide reliable decision-making support for precision subtyping and personalized treatment of dry eye disease, advancing ophthalmic practice toward a data-driven, intelligent paradigm.
Trial opening soon.
Get Notified18 year–60 year
All sexes
Observational
Only the study team can determine whether someone qualifies for participation.
Inclusion criteria
Normal group:
Dry eye Group:
Exclusion criteria
Time frame: Baseline
Images of the central corneal area and the inferior thread area of the patients were collected using in vivo confocal microscopy. During the examination, the patient's lower jaw is placed on the bracket, the forehead is tightly against the frontal support, and the patient is fixated on the target. A corneal contact probe is used. After applying Carbomer gel, it touches the corneal surface and scans layer by layer to obtain images of each layer of the cornea. The clear images of the linear nerves in the central area of the cornea and the vortex-like nerves in the lower vortex-like area were mainly collected for the subsequent intelligent analysis system to extract the morphological parameters of the corneal nerves and the parameters of inflammatory cells.
Capital Medical University
Other
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