22 results about "Ophthalmological test" patented technology

Disclosed herein are systems and methods for the detection of alterations in glucose metabolism in a subject. The disclosed methods and systems provide, in certain embodiments, administering a first eye test to the subject when the subject is in a normal state, obtaining a first set of one or more images of the first eye test of the subject, administering a second eye test to the subject and obtaining a second set of one or more images of the second eye test of the subject. The methods further provide for analyzing one or more differences identified between the first set of one or more images and the second set of one or more images.

The application provides an ophthalmic image diagnosis method and system based on multi-modal imaging cooperation, and relates to the technical field of medical image diagnosis. First, the OCT, fundus camera and ultrasonic original image data of an ophthalmic examination object are acquired, and multi-modal dynamic correlation mapping results are obtained through dynamic correlation and trend correlation processing. Cross-modal lesion feature progressive mining and interactive verification are performed to obtain a cross-modal lesion correlation feature set. Multi-modal cooperative diagnosis reasoning and weight feedback optimization are used to generate an ophthalmic disease reasoning result containing disease types, lesion dynamic distribution and reasoning confidence. Finally, an ophthalmic diagnosis report with dynamic labeling and confidence explanation is generated. The application comprehensively utilizes the advantages of various image technologies to improve the accuracy of ophthalmic image diagnosis.

The invention belongs to the technical field of disease detection and health examination, and particularly relates to an enzyme-linked immunosorbent assay method of apolipoprotein E and application of the apolipoprotein E in glaucoma diagnosis. A capture antibody used by the kit is 1D4, a heavy chain variable region of the capture antibody comprises HCDR1-3 as shown in SEQ ID NO: 4-6, and a light chain variable region of the capture antibody comprises LCDR1-3 as shown in SEQ ID NO: 1-3; a detection antibody used by the kit is 3A6, a heavy chain variable region of the detection antibody comprises HCDR1-3 as shown in SEQ ID NO: 12-14, and a light chain variable region of the detection antibody comprises LCDR1-3 as shown in SEQ ID NO: 9-11. The double-antibody sandwich ELISA detection kit for detecting ApoE4 provided by the invention has no cross reaction with other subtypes of ApoEs, the used monoclonal antibody has high sensitivity, the kit can be used for screening glaucoma in physical examination and ophthalmic examination of old people, and the screening result is counted and summarized to a health information system and a cloud platform for big data analysis, so that the health condition of a patient can be detected.

A system for guiding a patient during an ophthalmic examination includes a display screen and a patient guidance system (PGS). The PGS receives an enabling signal that identifies an examination device to be used during the examination. In response to receiving the enabling signal, the PGS may display a visible target via the display screen and / or play an audible sound via a speaker. The audio sound is a clear indication of the examination sequence performed using the examination device. The visible target includes patient instructions corresponding to an examination sequence performed using the examination device. The PGS automatically modifies a characteristic of the visible target or audio signal when the patient does not comply with the patient instructions during the examination sequence.

To provide an ophthalmologic apparatus capable of guiding the subject's chin to an appropriate chin rest position where facial movement is suppressed when the subject places his / her chin on a chin rest.SOLUTION: An ophthalmologic apparatus A includes an optical system 50 that acquires ocular information of the subject's eye E to be examined, and a chin rest 30 that supports the subject's chin J movably in a Y-axis direction relative to a base section 10. The chin rest 30 includes a chin placement surface 301 on which the lower jaw bottom surface portion Jb of the subject is placed, and a chin abutment surface 302 that is formed so as to rise upward from a front end portion of the chin placement surface 301 and against which the lower jaw front surface portion Jf of the subject abuts in a Z-axis direction, on a chin rest base 30b. The chin rest 30 applies a mark 80 to indicate a chin abutment position against which the lower jaw front surface portion Jf of the subject abuts on the chin abutment surface 302.SELECTED DRAWING: Figure 1

A system for guiding a patient during an ophthalmic examination includes a display screen and a patient guidance system (PGS). The PGS receives an enabling signal that identifies an examination device to be used during the examination. In response to receiving the enabling signal, the PGS may display a visible target via the display screen and / or play an audible sound via a speaker. The audio sound is a clear indication of the examination sequence performed using the examination device. The visible target includes patient instructions corresponding to an examination sequence performed using the examination device. The PGS automatically modifies a characteristic of the visible target or audio signal when the patient does not comply with the patient instructions during the examination sequence.

In accordance with one aspect of the present invention, an optical coherence tomography-based ophthalmic testing center system includes an optical coherence tomography instrument comprising an eyepiece for receiving at least one eye of a user or subject; a light source that outputs light that is directed through the eyepiece into the user's or subject's eye, an interferometer configured to produce optical interference using light reflected from the user's / subject's eye, an optical detector disposed so as to detect said optical interference; and a processing unit coupled to the detector. The ophthalmic testing center system can be configured to perform a multitude of self-administered functional and / or structural ophthalmic tests and output the test data

The utility model relates to the technical field of cleaning equipment, in particular to cleaning equipment with an internal circulation purification function for ophthalmologic examination, which comprises a cleaning box, a filter box and a plate frame, a side door is hinged outside the cleaning box, a spraying component is arranged in the cleaning box, a water outlet is arranged at the bottom of the cleaning box, and the filter box is arranged in the cleaning box. A plurality of sets of supporting frames are fixedly connected to the plate frame, a suction fan is arranged between the filtering box and the cleaning box, a filtering component is arranged in the filtering box, a circulating filtering component is further arranged outside the filtering box, examination instruments can be stored through the supporting frames, then the plate frame is pushed into the cleaning box, and therefore the examination instruments can be conveniently cleaned. The disinfection liquid sprayed by the nozzle can disinfect inspection instruments on the plate frame, pungent smell generated during cleaning in the cleaning box can be pumped into the filter box through the suction fan, and air can be filtered through the filter part in the filter box, so that the air is discharged after no pungent smell exists.

The invention relates to an intelligent consultation and recommendation system for ophthalmic examination items, which comprises a user interaction interface module, a multi-source data acquisition and fusion module, an ophthalmic knowledge graph construction and updating module, a multi-modal user feature analysis and modeling module, an examination item hierarchical recommendation decision engine and a personalized recommendation report generation module, according to the intelligent consultation and recommendation system for the ophthalmology examination items, by constructing the dynamically updated ophthalmology knowledge graph with rich relations, scattered and unstructured medical knowledge is systematically organized, and a solid knowledge basis with the times is provided for intelligent recommendation. The system can automatically absorb latest clinical guidelines and evidences, ensures scientificity and frontier of a recommendation scheme, and effectively overcomes the defect that knowledge updating is lagged in a traditional mode.

The application discloses a kind of early warning method and device of children's eye disease and systemic genetic syndrome, it is related to ophthalmic examination equipment technical field.The method includes: collection ocular anterior segment image data set, utilize the multi-task segmentation model after training, obtain multiple congenital eye disease quantitative feature data, then based on the risk index calculator of pre-established index calculation is carried out, and the congenital eye disease risk index is obtained, classification processing is carried out, matches eye abnormal phenotype, and obtains systemic disease early warning report.The application can realize more than 10 kinds of congenital eye disease and rare but important lesion in one examination screening, and simultaneously establishes the intelligent early warning system of eye phenotype and systemic genetic syndrome.

To provide an ophthalmologic device capable of improving operability of an operation part by an examiner.SOLUTION: An ophthalmologic device includes an operation unit operated by an examiner and slidable in a two-dimensional direction, an optometric unit for examining a subject's eye, and a control unit for moving a position of the optometric unit relative to the subject's eye according to operation directions of the operation unit, where the operation unit has a tactile part allowing the examiner to tactilely recognize a direction in which the optometric unit is moved. For example, the tactile part of the operation unit is provided in at least one of reference directions in which the examiner can move the optometry unit, the reference direction allowing the examiner to acquire the positional relation between the examiner and the optometry unit.SELECTED DRAWING: Figure 3

The ophthalmology detection data collection device provided by the invention has the characteristics of high data integration level, high analysis intelligence and closed-loop learning ability. According to the system, automatic collection and unified archiving of various types of ophthalmic examination data are achieved through a multi-source data interface and a standardized processing module, the contribution degree of each examination in diagnosis is dynamically evaluated through a multi-modal fusion model based on an attention mechanism, and a comprehensive risk evaluation result is output; furthermore, the system uses the diagnosis feedback of the doctor as a supervision signal through a feedback learning mechanism, and continuously optimizes the analysis model, so that the analysis model better meets the clinical actual demand. According to the system, the efficiency of acquiring and interpreting multi-source examination information by a doctor is remarkably improved, the consistency and accuracy of diagnosis are enhanced through intelligent analysis and a self-evolution mechanism, and efficient and reliable auxiliary support is provided for clinical decision making of the ophthalmology department.

Dual Mode Dental – Ophthalmic Examination Instrument

The invention discloses an ophthalmic clinical examination support and a device thereof, and belongs to the technical field of medical instruments. In order to solve the problems that the head cannot be automatically fixed and a protection device is lacked in the existing ophthalmic examination, the examination support comprises a fixing frame, the fixing frame comprises a side plate and a bottom plate, and the examination support further comprises a supporting mechanism, two first fixing mechanisms and a second fixing mechanism; the supporting mechanism is installed at the bottom of the bottom plate and used for supporting the jaw of a patient. The first fixing mechanisms are installed on the two sides of the bottom plate, matched with the supporting mechanisms and used for fixing the cheeks of a patient. The second fixing mechanism is mounted on the side plate, is matched with the supporting mechanism and is used for fixing the forehead of the patient. The examination device further comprises a protective cover, the protective cover comprises a protective plate and a telescopic baffle, and respiratory diseases caused by droplet spreading between a doctor and a patient in the ophthalmic examination process are prevented.

The invention discloses an auxiliary eye speculum based on ophthalmologic examination, and relates to the technical field of ophthalmologic examination, the auxiliary eye speculum comprises a support assembly and an eye speculum assembly; the supporting assembly comprises a supporting bottom plate, a head supporting piece, a rebounding piece and a supporting rod, and an examination space is formed in the head supporting piece; the eyelid opening assembly comprises a clamping piece, an adjusting piece, an auxiliary opening piece and an eyelid opening piece, and an adjusting handle is arranged on the adjusting piece; a plurality of groups of eyelid opening heads are movably arranged on the eyelid opening piece; the head supporting piece is arranged to support the head and the lower jaw of a patient, when the head of the patient forcibly pushes the head supporting piece to move, the eyes of the patient are attached to the eyelid opening piece, and acting force is transmitted to the eyelid opening piece, so that the eyelid opening piece moves reversely to open the eyelids of the patient, compression on the eyeballs is reduced, and friction force in contact with the eyelids is improved; the position of the eyelid opening piece can be adjusted, and the eyelid opening device can be suitable for various different scenes and can be integrated with most of common medical ophthalmic examination instruments.

The present invention provides a method for detecting a current or previous respiratory tract infection, the method comprising analysing data collected from oculography of a subject performing one or more of a pro-saccade task, an anti- saccade task, a visual search task and a visual world paradigm test to determine values for said one or more pro-saccade task, anti-saccade task, visual search task and visual world paradigm test for said subject; and based on the values determined for said subject, detecting the presence of a current or previous respiratory tract infection. Computer implemented methods and computing apparatus for detecting a current or previous respiratory tract infection in a subject are also provided.

The invention provides a CRVO-ME early screening method and system fusing multi-source ophthalmic examination data, and relates to the technical field of intelligent screening combining the medical information technology and ophthalmic clinical diagnose.The method comprises the steps that the multi-source ophthalmic examination data including clinical data and ophthalmic image data are obtained, and the multi-source ophthalmic examination data are obtained; adopting a multiple interpolation technology to fill missing values to generate a complete data set; carrying out single-variable analysis on the complete data set, and screening out an initial variable set related to CRVO-ME; inputting the set into a pre-constructed LASSO-Logistic regression model, carrying out compression screening on variables by utilizing an L1 regularization technology, determining an optimal regularization parameter lambda value in combination with grid search and cross validation, and screening out a key risk factor subset according to the optimal regularization parameter lambda value; and finally, an LASSO-Logistic risk prediction model is constructed based on the subset, and early screening of CRVO-ME is realized. According to the method, the early screening efficiency of retinal central vein occlusion and macular edema is improved.

According to a medical system of an aspect example, an ophthalmic data acquiring unit includes at least one ophthalmic examination apparatus for acquiring ophthalmic data from a patient, and an internal medicine data acquiring unit includes at least one internal medicine examination apparatus for acquiring internal medicine data from the patient. An inference processor is configured to perform inference processing using a trained model constructed by machine learning using training data that includes ophthalmic data, internal medicine data, and diagnostic result data. The inference processor generates inferred diagnostic data by performing the inference processing based at least on the ophthalmic data of the patient acquired by the ophthalmic data acquiring unit and the internal medicine data of the patient acquired by the internal medicine data acquiring unit. An output unit outputs a result of the inference processing performed by the inference processor.

The invention provides an ophthalmic disease hierarchical analysis method based on a medical knowledge graph engine, and relates to the technical field of ophthalmic intelligent analysis. The method comprises the following steps: identifying an ophthalmic examination data set of a target patient, and extracting various ophthalmic symptom features from the ophthalmic examination data set; calling a medical knowledge graph engine to construct an associated disease inference network, and dividing network nodes into a core symptom feature set and an auxiliary symptom feature set in combination with the physical sign time sequence change data; determining a primary diagnosis path and a secondary diagnosis path through the pathological relation connection layer, calculating a diagnosis confidence difference value between the two paths, and generating a disease diagnosis weight topological graph; and extracting a minimum decision tree of the topological graph to determine a diagnosis priority sequence of all disease nodes, sequentially activating corresponding diagnosis nodes according to the sequence, and executing hierarchical diagnosis analysis. According to the method, systematic and hierarchical intelligent diagnosis of ophthalmic diseases is realized, and a new intelligent analysis thought is provided for ophthalmic disease diagnosis.

To shorten the time spent on eye examinations. [Solution] The information processing device of the present disclosure includes a conversion unit that converts first information relating to the control results of one ophthalmic device, obtained from one of the ophthalmic devices, which is a first ophthalmic device used for examining the eye of a subject and a second ophthalmic device of a different type from the first ophthalmic device, into second information usable by the other ophthalmic device, The device comprises a communication unit that transmits the second information to the other ophthalmic device.

To provide an ophthalmologic device and ophthalmologic program capable of improving operability when moving an optometry unit.SOLUTION: An ophthalmologic device includes an operation unit being operated by a user, an optometry unit for examining a subject's eye, a drive unit for moving a position of the optometry unit relative to the subject's eye, an operation detection unit for detecting an operation in a prescribed area operable by the operation unit, and a control unit. The control unit, when the operation detection unit detects an operation in an oblique direction by the operation unit, controls the drive unit to move the optometry unit in at least one of forward, backward, left, and right directions regardless of the operation direction of the operation unit.SELECTED DRAWING: Figure 3

A modular, headset for performing ophthalmic tests on a patient comprises a removable optical module that can be replaced based on ophthalmic testing need. A miniaturized fundus camera is provided and can be movably mounted within the headset, including to the optical module. The fundus camera position can be automatically adjusted to align the camera with a headset wearer's eye. Software controls image capture and captured images are combined assembled and combined to provide a wide field retinal image. The optical module can have replaceable sub-components allowing configuration for different ophthalmic tests, such as visual field testing and optical coherence tomography.