CN112107416A - Strabismus correction vision imaging device based on VR technology and working method thereof - Google Patents
Strabismus correction vision imaging device based on VR technology and working method thereof Download PDFInfo
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F9/00—Methods or devices for treatment of the eyes; Devices for putting-in contact lenses; Devices to correct squinting; Apparatus to guide the blind; Protective devices for the eyes, carried on the body or in the hand
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/0093—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 with means for monitoring data relating to the user, e.g. head-tracking, eye-tracking
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/017—Head mounted
- G02B27/0172—Head mounted characterised by optical features
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/0002—Inspection of images, e.g. flaw detection
- G06T7/0012—Biomedical image inspection
-
- G—PHYSICS
- G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
- G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
- G16H30/00—ICT specially adapted for the handling or processing of medical images
- G16H30/20—ICT specially adapted for the handling or processing of medical images for handling medical images, e.g. DICOM, HL7 or PACS
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/0101—Head-up displays characterised by optical features
- G02B2027/0138—Head-up displays characterised by optical features comprising image capture systems, e.g. camera
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/0101—Head-up displays characterised by optical features
- G02B2027/014—Head-up displays characterised by optical features comprising information/image processing systems
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/10—Image acquisition modality
- G06T2207/10016—Video; Image sequence
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/30—Subject of image; Context of image processing
- G06T2207/30004—Biomedical image processing
- G06T2207/30041—Eye; Retina; Ophthalmic
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/30—Subject of image; Context of image processing
- G06T2207/30241—Trajectory
Abstract
The invention discloses an strabismus correction vision imaging device based on VR technology, which comprises a VR glasses body, wherein a front video information acquisition module is arranged on the outer surface of the VR glasses body, image display modules are arranged on the inner side of the VR glasses body, 2 image display modules are arranged in number, a supporting beam is arranged between the 2 image display modules, the supporting beam is positioned on the inner side of the VR glasses body, a protective cover plate is arranged on the supporting beam, and a data processing module is arranged in the supporting beam. This strabismus correction vision imaging device based on VR technique and working method thereof can utilize the characteristic of VR glasses, converts the real-time video information of the external environment who obtains into the video information that strabismus patient can watch, makes things convenient for patient's user to carry out normal observation and acquisition to the surrounding environment, avoids influencing the patient and carries out normal vision formation of image to the surrounding environment.
Description
Technical Field
The invention relates to the technical field of medical ophthalmology, in particular to an strabismus correction vision imaging device based on VR technology and a working method thereof.
Background
The rotational strabismus refers to abnormal eyeball rotational movement of one or both eyes around the anteroposterior axial direction, the temporal side or the nasal side of the eyes, can occur independently, and can also be combined with other types of strabismus, and the clinical rotational strabismus mostly coexists with the superior strabismus and the inferior strabismus due to over-strong or weakened vertical muscle function, sometimes causing serious vision fusion disorder, and the patient also has compensatory head position and abnormal eyeball rotational movement.
In the medical field, especially among medical ophthalmology, have a great amount of rotatory strabismus patient, because the age is less, perhaps old can not tolerate, can't in time restore the strabismus through the operation to lead to the patient can't carry out normal sight and observe, the influence carries out normal field of vision and obtains, is unfavorable for carrying out supplementary recovery exercise. Based on the above problems, we propose an oblique vision correction imaging device based on VR technology and its working method for users to use.
Disclosure of Invention
The invention aims to provide an strabismus correction vision imaging device based on VR technology and a working method thereof, so as to solve the problems that in the medical field proposed in the background technology, especially in medical ophthalmology, a large number of rotational strabismus patients cannot repair strabismus through an operation in time due to low age or substantial damage, so that the patients cannot observe normal visual objects, normal visual field acquisition is influenced, and auxiliary recovery exercise is not facilitated.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a look is corrected vision imaging device to strabismus based on VR technique, includes VR glasses body, the surface mounting of VR glasses body has leading video information collection module, and the inboard of VR glasses body installs image display module, image display module's the outside is provided with eyeball action orbit and catches the module, and eyeball action orbit and catches the module and be located the inboard of VR glasses body equally, image display module's number is provided with 2, and is provided with a supporting beam between 2 image display modules, a supporting beam is located the inboard of VR glasses body, and installs protective cover on a supporting beam to supporting beam's internally mounted has data processing module.
Preferably, the front video information acquisition module is miniature spherical cameras symmetrically distributed on the surface right in front of the VR glasses body, and the rotation angle of the miniature spherical cameras with 355-degree limit rotation is matched with the rotation angle of the head of a user to achieve 360-degree dead-angle-free video information acquisition.
Preferably, the image display module is a VR video see-through type display device, and a user can view an image in which a real image captured by the front video information acquisition module is combined with a computer-generated image through the image display module.
Preferably, the eyeball motion trajectory capture module is a CDD image sensor with an annular structure, the CDD image sensor captures an optical image of eyeball motion on a light receiving surface of the CDD image sensor, the optical image of the eyeball motion on the light receiving surface is converted into an electrical signal in a corresponding proportional relation with the optical image in real time, so that photoelectric data information of the eyeball motion trajectory is obtained, the photoelectric data information is used for capturing the eyeball motion trajectory of the user and acquiring tilt angle data, and the user's oblique viewing angle direction is determined according to the eyeball motion trajectory information and the eyeball tilt angle information of the user.
Preferably, the data processing module is a micro-processing chip, and a VR display system and an image acquisition system are integrated in the data processing module and used for executing related programs.
An application method of an auxiliary eye cleaning device for ophthalmic therapy comprises the following steps:
s1: firstly, wearing a VR (virtual reality) glasses body through a head band, and carrying out real-time video information data acquisition on an external environment by front video information acquisition modules (namely miniature spherical cameras) which are symmetrically distributed on the surface right in front of the VR glasses body;
s2: when the VR glasses body is worn, an eyeball motion track capture module (namely a CDD image sensor) with an annular structure collects eye movement track data of a user, and images and records eyeball inclination data of the user;
s3: the data processing module is used for respectively collecting, analyzing and processing the real-time video information of the surrounding environment collected by the front video information collecting module and the user eyeball motion track data collected by the eyeball motion track capturing module;
s4: the data processing module calculates and obtains specific strabismus data of the eyeballs of the user according to the movement tracks and the deviation angles of the eyeballs of the eyes of the user, which are acquired by the eyeball movement track capturing module (the specific strabismus data are corrected by combining the examination result of a doctor, and strabismus parameters are determined);
s5: the data processing module edits and adjusts real-time video information data of an external environment acquired by the front video information acquisition module according to specific squint data of eyeballs of a user, and real-time video playing and displaying of the front video information which finishes imaging angle editing and adjusting are carried out through an image display module on the inner side of the glasses (meanwhile, when the image display module has angle display deviation, the user can carry out physical fine adjustment on the upper, lower, left and right positions of the image display module through knobs at the left and right ends of a VR glasses body in a mode of manually screwing the knobs, so that the display accuracy is improved), the 2 front video information acquisition modules and the corresponding image display modules simulate the imaging effect of two eyes of the user, work independently of each other, carry out targeted display according to different squint conditions of the left and right eyeballs of the user, and convert and adjust the external real-time environment video data into video data which are suitable for the squint conditions of the, the user can use the method normally (such as rotating strabismus, adjusting the rotation angle of the display of the visual screen, and adjusting the inward or outward display position by inward strabismus or outward strabismus).
Compared with the prior art, the invention has the beneficial effects that: the strabismus correcting vision imaging device based on VR technology and the working method thereof,
1. the acquired real-time video information of the external environment can be converted into the video information which can be watched by the squint patient by utilizing the characteristics of the VR glasses, so that the patient user can conveniently observe and acquire the surrounding environment normally, and the influence on the normal visual imaging of the patient on the surrounding environment is avoided;
2. the eyeball motion track capture module can transmit related data to the data processing module in real time according to the motion track and the inclination state of the eyeball of the patient, and the data processing module adjusts the real-time video information of the external environment collected by the video information collection module in real time according to the data collected by the eyeball motion track capture module, so that the patient can watch the data conveniently.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of an inner side structure of a VR glasses body according to the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 2 according to the present invention;
FIG. 4 is a schematic diagram of a distribution structure of an eyeball motion trajectory capture module according to the present invention;
FIG. 5 is a schematic diagram of the working steps of the present invention.
In the figure: 1. a VR glasses body; 2. a front video information acquisition module; 3. an image display module; 4. an eyeball motion track capture module; 5. a support beam; 6. a protective cover plate; 7. and a data processing module.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a look of strabismus correction vision imaging device based on VR technique, including VR glasses body 1, VR glasses body 1's surface mounting has leading video information collection module 2, and VR glasses body 1's inboard installs image display module 3, image display module 3's the outside is provided with eyeball movement track capture module 4, and eyeball movement track capture module 4 is located VR glasses body 1's inboard equally, image display module 3's number is provided with 2, and be provided with supporting beam 5 between 2 image display module 3, supporting beam 5 is located VR glasses body 1's inboard, and install protective cover 6 on the supporting beam 5, and supporting beam 5's internally mounted has data processing module 7.
The front video information acquisition module 2 in the embodiment is a miniature spherical camera which is symmetrically arranged on the surface right in front of the VR glasses body 1, the miniature spherical camera with 355-degree limit rotation can achieve 360-degree no-dead-angle video information acquisition by matching with the rotation angle of the head of a user, thereby avoiding the existence of a video information acquisition dead angle and preventing the user from being incapable of perfectly observing the surrounding environment;
the image display module 3 is a VR video perspective type display device, and a user can watch an image formed by combining a real image captured by the front video information acquisition module 2 and an image generated by a computer through the image display module 3, so that the video information can be conveniently displayed according to the squint condition of a patient;
the eyeball motion track capturing module 4 is a CDD image sensor with an annular structure, the CDD image sensor captures an optical image of eyeball motion on a light receiving surface of the CDD image sensor, the optical image of the eyeball motion on the light receiving surface is converted into an electric signal in a corresponding proportional relation with the optical image in real time, so that eyeball motion track photoelectric data information is obtained, the CDD image sensor is used for capturing an eyeball motion track of a user and obtaining inclination angle data, the user squint angle direction is determined according to the user eyeball motion track information and the eyeball inclination angle information, and the specific squint condition of the patient and the eyeball motion track information can be timely obtained;
the data processing module 7 is a micro processing chip, and a VR display system and an image acquisition system are integrated in the data processing module for executing related programs, so that the programs of the related systems can be smoothly executed, and the imaging device can be ensured to stably work;
in order to better show the specific workflow of the strabismus correction vision imaging device based on the VR technology, the embodiment proposes an operating method of the strabismus correction vision imaging device based on the VR technology, which includes the following steps:
the first step is as follows: firstly, a VR (virtual reality) glasses body 1 is worn well through a head band, and front video information acquisition modules 2 (namely miniature spherical cameras) which are symmetrically distributed on the surface right in front of the VR glasses body 1 acquire real-time video information data of an external environment;
the second step is as follows: when the VR glasses body 1 is worn, the eyeball motion track capture module 4 (namely a CDD image sensor) with an annular structure collects eye movement track data of a user, and performs imaging recording on eyeball inclination data of the user;
the third step: the data processing module 7 respectively collects, analyzes and processes the real-time video information of the surrounding environment collected by the front video information collecting module 2 and the eyeball motion trajectory data of the user collected by the eyeball motion trajectory capturing module 4;
the fourth step: the data processing module 7 calculates and obtains specific strabismus data of the user eyeballs according to the movement tracks and deviation angles of the user eyeballs of the eyes, which are acquired by the eyeball movement track capturing module 4 (the specific strabismus data are corrected by combining with the examination result of a doctor, and strabismus parameters are determined);
the fifth step: the data processing module 7 edits and adjusts real-time video information data of an external environment acquired by the front video information acquisition module 2 according to specific squint data of eyeballs of a user, and real-time video playing and displaying are carried out on the front video information which finishes the editing and adjusting of an imaging angle through the image display module 3 at the inner side of the glasses (meanwhile, when the image display module 3 has angle display deviation, a user can carry out physical fine adjustment on the upper, lower, left and right positions of the image display module 3 through knobs at the left and right ends of the VR glasses body 1 in a mode of manually and manually twisting the knobs, so that the display accuracy is improved), the 2 front video information acquisition modules 2 and the corresponding image display modules 3 simulate the imaging effect of two eyes of the user, work independently, and carry out targeted display according to different squint conditions of the left and right eyeballs of the user, the external real-time environment video data is converted and adjusted into video data which is suitable for the squint condition of the user for normal use by the user (such as rotational squint, adjustment of the rotation angle of the display of a view screen, and adjustment of the inward or outward display position of the inward or outward squint).
It is to be understood that the terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the figures to facilitate a simplified description of the present invention, and do not indicate or imply that the devices or elements being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be considered as limiting the scope of the present invention.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a strabismus corrects vision imaging device based on VR technique, includes VR glasses body (1), its characterized in that: the utility model discloses a VR glasses, including VR glasses body (1), image display module (3) are installed to the surface mounting of VR glasses body (1) leading video information acquisition module (2), and the inboard of VR glasses body (1) installs image display module (3), the outside of image display module (3) is provided with eyeball action orbit capture module (4), and eyeball action orbit capture module (4) are located the inboard of VR glasses body (1) equally, the number of image display module (3) is provided with 2, and is provided with supporting beam (5) between 2 image display module (3), supporting beam (5) are located the inboard of VR glasses body (1), and install protective cover (6) on supporting beam (5) to the internally mounted of supporting beam (5) has data processing module (7).
2. The VR technology-based strabismus correcting vision imaging apparatus of claim 1, wherein: the front video information acquisition module (2) is miniature spherical cameras which are symmetrically distributed on the surface of the front of the VR glasses body (1), and the miniature spherical cameras which rotate in a 355-degree limiting mode are matched with the rotating angle of the head of a user to achieve 360-degree dead-angle-free video information acquisition.
3. The VR technology-based strabismus correcting vision imaging apparatus of claim 1, wherein: the image display module (3) is a VR video perspective type display device, and a user can watch an image formed by combining a real image captured by the front video information acquisition module (2) and a computer-generated image through the image display module (3).
4. The VR technology-based strabismus correcting vision imaging apparatus of claim 1, wherein: the eyeball motion track capturing module (4) is a CDD image sensor with an annular structure, the CDD image sensor captures an optical image of eyeball motion on a light receiving surface of the CDD image sensor, the optical image of the eyeball motion on the light receiving surface is converted into an electric signal in a corresponding proportional relation with the optical image in real time, so that eyeball motion track photoelectric data information is obtained and is used for capturing an eyeball motion track of a user and obtaining inclination angle data, and the direction of an oblique viewing angle of the user is determined according to the eyeball motion track information and the eyeball inclination angle information of the user.
5. The VR technology-based strabismus correcting vision imaging apparatus of claim 1, wherein: the data processing module (7) is a micro processing chip, and a VR display system and an image acquisition system are integrated in the data processing module and used for executing related programs.
6. A working method of an oblique vision correction vision imaging device based on VR technology is characterized by comprising the following steps:
s1: firstly, a VR glasses body (1) is worn well through a head band, and front video information acquisition modules (2) (namely micro spherical cameras) which are symmetrically distributed on the surface right in front of the VR glasses body (1) acquire real-time video information data of an external environment;
s2: when the VR glasses body (1) is worn, an eyeball motion track capturing module (4) with an annular structure (namely a CDD image sensor) collects eye movement track data of a user, and images and records eyeball inclination data of the user;
s3: the data processing module (7) is used for respectively collecting, analyzing and processing the real-time video information of the surrounding environment collected by the front video information collecting module (2) and the eyeball motion track data of the user collected by the eyeball motion track capturing module (4);
s4: the data processing module (7) calculates and acquires specific strabismus data of the eyeballs of the user according to the movement tracks and the deviation angles of the eyeballs of the eyes of the user, which are acquired by the eyeball movement track capturing module (4) (the specific strabismus data are corrected by combining the examination result of a doctor, and strabismus parameters are determined);
s5: the data processing module (7) edits and adjusts real-time video information data of an external environment acquired by the front video information acquisition module (2) according to specific squint data of eyeballs of a user, real-time video playing and displaying of the front video information which finishes the editing and adjusting of an imaging angle are carried out through the image display module (3) on the inner side of the glasses (meanwhile, when the image display module (3) has angle display deviation, a user can carry out physical fine adjustment on the upper, lower, left and right positions of the image display module (3) through knobs at the left and right ends of the VR glasses body (1) in a mode of manually and manually screwing the knobs, the displaying accuracy is improved), the 2 front video information acquisition modules (2) and the corresponding image display modules (3) simulate the imaging effect of two eyes of the user, work independently, and carry out targeted displaying according to different squint conditions of the left and right eyeballs of the user, the external real-time environment video data is converted and adjusted into video data which is suitable for the squint condition of the user for normal use by the user (such as rotational squint, adjustment of the rotation angle of the display of a view screen, and adjustment of the inward or outward display position of the inward or outward squint).
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