CN115969304A - Intelligent visual field assessment and treatment device, visual field assessment method and treatment method - Google Patents
Intelligent visual field assessment and treatment device, visual field assessment method and treatment method Download PDFInfo
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- CN115969304A CN115969304A CN202211569332.2A CN202211569332A CN115969304A CN 115969304 A CN115969304 A CN 115969304A CN 202211569332 A CN202211569332 A CN 202211569332A CN 115969304 A CN115969304 A CN 115969304A
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- 238000000034 method Methods 0.000 title claims abstract description 22
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- 210000005252 bulbus oculi Anatomy 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 5
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- 241000287181 Sturnus vulgaris Species 0.000 claims 1
- 238000011156 evaluation Methods 0.000 abstract description 3
- 230000003287 optical effect Effects 0.000 description 10
- 238000004088 simulation Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 4
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 4
- 230000010365 information processing Effects 0.000 description 3
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- 210000004556 brain Anatomy 0.000 description 2
- 230000006735 deficit Effects 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 208000012661 Dyskinesia Diseases 0.000 description 1
- 206010019468 Hemiplegia Diseases 0.000 description 1
- 208000028389 Nerve injury Diseases 0.000 description 1
- 208000013521 Visual disease Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000007177 brain activity Effects 0.000 description 1
- 208000029028 brain injury Diseases 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000000763 evoking effect Effects 0.000 description 1
- 210000001508 eye Anatomy 0.000 description 1
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- 238000012546 transfer Methods 0.000 description 1
- 208000029257 vision disease Diseases 0.000 description 1
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Abstract
The invention relates to the technical field of medical instruments, in particular to an intelligent visual field evaluation and treatment device, a visual field evaluation method and a treatment method, wherein the device comprises a base, an extensible part is arranged above the base, the extensible part is vertically arranged, a hemispherical device is rotatably connected above the extensible part, the hemispherical device is of a hemispherical shell structure, a chin support is arranged at the bottom of the hemispherical device, and a forehead support is arranged on the inner wall of the top of the hemispherical device; the inner wall of the hemispherical device is provided with an image generating part. The invention can achieve the purpose of measuring and correcting the extreme range of the visual field.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to an intelligent visual field assessment and treatment device, a visual field assessment method and a treatment method.
Background
Visual disorders may occur in patients with hemiplegia or brain injury, and periocular dyskinesia may be caused by various factors such as nerve injury. Therefore, the field range and the eye movement function of the patient need to be evaluated and rehabilitated clinically. Currently, there is no specialized equipment for visual field assessment and treatment.
Such as: CN114569056A — eyeball detection and vision simulation apparatus and eyeball detection and vision simulation method, which provide an eyeball detection and vision simulation apparatus and eyeball detection and vision simulation method, including: the lifting chair is used for lifting a target object, and a head fixing device is arranged on the lifting chair; the display device is arranged opposite to the lifting chair surface, so that a target object can face the display device, and comprises a lifting part and a display screen, wherein the lifting part lifts the display screen to lift, so that the height of the display screen and the height of the lifting chair are dynamically balanced, and the display screen is provided with an image capturing module which is used for acquiring an eyeball motion image and a head motion image of the target object; and the information processing system is electrically connected with the display equipment and comprises an image information processing module and a simulation module, wherein the image information processing module can convert the image information acquired by the image capturing module into data information, and the simulation module simulates the visual effect of the target object according to the data information.
CN 106455968A-portable brain activity sensing platform for visual field impairment assessment, a method, system and device for monitoring electrical signals of the brain are disclosed. In one aspect, a system for monitoring brain electrical activity associated with a field of view of a user includes: a sensor unit for acquiring electroencephalogram (EEG) signals, the sensor unit comprising a plurality of EEG sensors attached to a housing attachable to a head of a user; a visual display unit attachable to a user's head and over a user's eyes to present visual stimuli, wherein the visual stimuli are configured to evoke multifocal steady-state visual evoked potentials (mfssveps) in user-presented EEG signals acquired by a sensor unit; and a data processing unit in communication with the sensor unit and the visual display unit for analyzing the acquired EEG signals and generating an assessment of the user's field of view, wherein the assessment indicates whether a visual field deficit is present in the user's field of view.
However, the above-mentioned devices detect a single direction and a visual range on a plane, and cannot perform measurement and correction at an extreme visual range, so an intelligent visual field assessment and treatment device, a visual field assessment method and a treatment method are needed to solve the above problems.
Disclosure of Invention
The invention aims to provide an intelligent visual field assessment and treatment device, a visual field assessment method and a treatment method, which are used for solving the problems and achieving the purpose of measuring and correcting the extreme range of the visual field.
In order to achieve the purpose, the invention provides the following scheme: an intelligent visual field assessment and treatment device comprises a base, wherein an extensible member is arranged above the base and is vertically arranged, a hemispherical device is rotatably connected above the extensible member, the hemispherical device is of a hemispherical shell structure, a chin support is arranged at the bottom of the hemispherical device, and a forehead support is arranged on the inner wall of the top of the hemispherical device; the inner wall of the hemispherical device is provided with an image generating part.
Preferably, the image generation portion includes an LED screen, the LED screen is fixedly connected to the inner wall of the hemispherical dome, the LED screen is of a hemispherical structure and is used for displaying a guide line and a bright spot, a digital display area is arranged in the middle of the LED screen and is used for displaying randomly changing numbers, the LED screen is electrically connected to the controller, and the controller is electrically connected to the trigger portion.
Preferably, the guide line is of a structure shaped like a Chinese character mi, and the digital display area is rectangular.
Preferably, the trigger part comprises a button, and the button is electrically connected with the controller. A visual field assessment method comprising the steps of: the head of the patient is fixed through the chin support and the forehead support, the number display area displays randomly changed numbers, the patient can stare at the randomly changed numbers, meanwhile, one end, far away from the center of the hemispherical device, of the guide line displays a bright spot, the bright spot flickers intermittently and moves towards the center of the hemispherical device along the guide line until the patient can see the bright spot far away from the center of the hemispherical device on the basis that eyeballs do not move, and the steps are repeated until the visual field ranges of the patient in 8 directions are determined.
A method of visual field treatment comprising the steps of:
the head of a patient is fixed through the chin support and the forehead support, the digital display area displays randomly changed numbers, flashing bright spots appear at random positions on the LED screen, the bright spots continuously flash for 3-5 times, the buttons are pressed when the patient sees the bright spots for the first time, the controller records the time difference between the buttons when the bright spots appear and are pressed for the first time, the time difference is the reaction time of the patient, and the time difference is repeated for multiple times to achieve the treatment effect.
The invention has the following technical effects: the base is used for supporting the integrated device, and the extensible member is used for adjusting the height and the angle of hemisphere appearance, makes the better patient of the different heights of adaptation of hemisphere appearance, and the hemisphere appearance coats patient's whole face, can measure and correct visual field extreme range department, and chin support and forehead support can be fixed patient's head, and image generation portion is used for showing the image of field of vision aassessment and treatment.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a partial schematic view of FIG. 1 taken at A in accordance with the present invention;
fig. 3 is an end view of the forehead support of the present invention;
fig. 4 is a top view of the forehead support of the present invention;
wherein, 1, a base; 2. a motor; 3. a coupling; 4. a first lead screw; 5. a sleeve; 6. a slider; 7. a sliding post; 8. rotating the support; 9. a stud; 10. screwing the nut by a first hand; 11. a first connecting plate; 12. a hemispherical dome; 13. a guide wire; 14. a digital display area; 15. a forehead support; 16. a support pillar; 17. a chin support; 18. a first optical axis; 19. a second lead screw; 20. a second optical axis; 21. a second connecting plate; 22. a first gear; 23. screwing the nut by a second hand; 24. a second gear; 25. thirdly, screwing the nut by hand; 26. a third gear; 27. a hinged bracket; 28. hinging a shaft; 29. a universal wheel.
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.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
Referring to fig. 1-4, the present embodiment provides an intelligent visual field assessment and treatment device, including a base 1, a telescopic member is arranged above the base 1, the telescopic member is vertically arranged, a hemispherical device 12 is rotatably connected above the telescopic member, the hemispherical device 12 is a hemispherical shell structure, a chin support 17 is arranged at the bottom of the hemispherical device 12, and a forehead support 15 is arranged on the inner wall of the top of the hemispherical device 12; the inner wall of the hemispherical device 12 is provided with an image generating part. The base 1 is used for supporting the whole device, and the extensible member is used for adjusting the height and the angle of hemisphere appearance 12, makes the better patient of the different heights of adaptation of hemisphere appearance 12, and hemisphere appearance 12 coats patient's whole face, can measure and correct visual field extreme range department, and chin support 17 and forehead support 15 can be fixed patient's head, and image generation portion is used for showing the image of visual field aassessment and treatment.
According to the further optimized scheme, the image generation portion comprises an LED screen, the LED screen is fixedly connected with the inner wall of the hemispherical device 12 and is of a hemispherical structure, the LED screen is used for displaying a guide line 13 and a bright spot, a digital display area 14 is arranged in the middle of the LED screen, the digital display area 14 is used for displaying randomly-changed numbers, the LED screen is electrically connected with a controller (not shown in the figure), and the controller is electrically connected with a trigger portion. The controller can be a PLC controller or a single chip microcomputer and the like, and the connection mode is not described in detail in the prior art.
In a further optimized scheme, the guide line 13 is of a structure shaped like a Chinese character 'mi', and the digital display area 14 is rectangular.
In a further preferred embodiment, the triggering portion includes a button (not shown), the button is electrically connected to the controller, and the button is electrically connected to the controller through a wire.
Specifically, the telescopic part comprises a sleeve 5, the bottom of the sleeve 5 is fixedly connected with a base 1, the inner wall of the sleeve 5 is connected with a sliding column 7 in a sliding manner, two sides of the sliding column 7 are respectively and fixedly connected with a sliding block 6, the inner wall of the sleeve 5 is provided with two sliding grooves, the sliding grooves are vertically and slidably connected with the sliding blocks 6, the bottom of the sliding column 7 is connected with a power part in a transmission manner, and the top of the sliding column 7 is rotatably connected with a hemispherical device 12 through a rotating part;
the power part comprises a motor 2, the bottom of the motor 2 is fixedly connected with the top of a base 1, an output shaft of the motor 2 is fixedly connected with a first lead screw 4 through a coupler 3, the first lead screw 4 is vertically arranged, and the first lead screw 4 is in threaded transmission connection with the middle part of a sliding column 7; the rotation of motor 2 drives first lead screw 4 and rotates, and first lead screw 4 drives through the screw thread transmission that sliding column 7 slides from top to bottom along sleeve 5 is vertical.
A rotating support 8 is fixedly connected to the top of the sliding column 7, a stud 9 is fixedly connected to the middle of the rotating support 8, a first hand nut 10 is detachably connected to each end of the stud 9, a first connecting plate 11 is rotatably connected to the middle of the stud 9, and the top of the first connecting plate 11 is fixedly connected with a hemispherical device 12; the angle of the hemispherical device 12 is changed by manually rotating the first connecting plate 11 by an operator.
Specifically, a second connecting plate 21 is fixedly connected to the bottom of the hemispherical device 12, a second lead screw 19 is connected to the middle of the second connecting plate 21 in a threaded transmission manner, the top of the second lead screw 19 is rotatably connected with a chin support 17, a second optical axis 20 and a first optical axis 18 are fixedly connected to the bottom of the chin support 17 in a joint manner, the second optical axis 20 and the first optical axis 18 are vertically arranged, the second optical axis 20 and the first optical axis 18 are slidably connected with the second connecting plate 21, a first gear 22 is fixedly connected to the bottom of the second optical axis 20 coaxially, a second gear 24 is fixedly connected to the bottom of the second lead screw 19 coaxially, a third gear 26 is fixedly connected to the bottom of the first optical axis 18 coaxially, two sides of the second gear 24 are respectively engaged with the first gear 22 and the third gear 26, a second hand nut 23 is fixedly connected to the bottom of the first gear 22, a third hand nut 25 is fixedly connected to the bottom of the third gear 26, the top of the second lead screw 19 is rotatably connected with the chin support 17, and the diameter of the first gear 22 is larger than that of the third gear 26.
The height of the chin support 17 can be roughly adjusted and finely adjusted by rotating the second hand nut 23 and the third hand nut 25, an operator manually rotates the second hand nut 23, the second hand nut 23 drives the first gear 22 to rotate, the first gear 22 drives the second lead screw 19 to rotate through the meshing action of the first gear 22 and the second gear 24, the second lead screw 19 drives the chin support 17 to ascend or descend to achieve rough adjustment of the chin support 17, the same operator manually rotates the third hand nut 25 to achieve fine adjustment of the chin support 17, and the two adjustment modes are matched with each other to improve adjustment efficiency.
Specifically, there is the support column 16 at 12 inner wall tops rigid couplings of hemisphere face appearance, and the vertical setting of support column 16, and the rigid coupling in support column 16 bottom has articulated shaft 28, and articulated shaft 28 both ends are rotated and are connected with articulated support 27, and articulated support 27 one end and forehead support 15 rigid coupling, forehead support 15 cross-section are the arc structure. The forehead support 15 with an arc-shaped structure can better fit the forehead of a patient, and the angle of the forehead support 15 is adjusted through the cooperation of the hinge support 27 and the hinge shaft 28.
Specifically, the bottom of the base 1 is fixedly connected with a plurality of universal wheels 29. The universal wheels 29 facilitate the transfer of the whole device.
A visual field assessment method is based on an intelligent visual field assessment and treatment device and comprises the following steps: the head of the patient is fixed through the chin support 17 and the forehead support 15, the number display area 14 displays randomly changed numbers, the patient can stare at the randomly changed numbers, meanwhile, one end, far away from the center of the hemispherical device 12, of the guide line 13 displays a bright spot, the bright spot flickers intermittently and moves towards the center of the hemispherical device 12 along the guide line 13 until the patient can see the bright spot far away from the center of the hemispherical device 12 on the basis of the immobility of eyeballs, and the steps are repeated until the visual field ranges of the patient in 8 directions are determined.
A visual field treatment method is based on an intelligent visual field evaluation and treatment device and comprises the following steps:
the head of the patient is fixed through the chin support 17 and the forehead support 15, the number display area 14 displays randomly changing numbers, flashing bright spots appear at random positions on the LED screen, the bright spots continuously flash for 3-5 times, when the patient sees the bright spots for the first time, the button is pressed, the controller records the time difference between the bright spots appearing for the first time and the button pressing, the time difference is the reaction time of the patient, and the treatment effect is achieved by repeating the steps for many times.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are within the scope of the present invention defined by the claims.
Claims (6)
1. An intelligent visual field assessment and treatment device, characterized in that: the telescopic type jaw-free telescopic device comprises a base (1), wherein a telescopic piece is arranged above the base (1), the telescopic piece is vertically arranged, a hemispherical device (12) is rotatably connected above the telescopic piece, the hemispherical device (12) is of a hemispherical shell structure, a chin support (17) is arranged at the bottom of the hemispherical device (12), and a forehead support (15) is arranged on the inner wall of the top of the hemispherical device (12); the inner wall of the hemispherical device (12) is provided with an image generating part.
2. An intelligent visual field assessment and treatment device according to claim 1, wherein: the image generation portion comprises an LED screen, the LED screen is fixedly connected with the inner wall of the hemispherical dome (12), the LED screen is of a hemispherical structure and used for displaying guide lines (13) and bright spots, a digital display area (14) is arranged in the middle of the LED screen, the digital display area (14) is used for displaying randomly-changed numbers, the LED screen is electrically connected with a controller, and the controller is electrically connected with a trigger portion.
3. An intelligent visual field assessment and treatment device according to claim 2, wherein: the guide line (13) is of a structure shaped like a Chinese character mi, and the digital display area (14) is rectangular.
4. An intelligent visual field assessment and treatment device according to claim 2, wherein: the triggering part comprises a button, and the button is electrically connected with the controller.
5. A visual field assessment method based on the intelligent visual field assessment and treatment device as claimed in any one of claims 1 to 4, wherein: the method comprises the following steps: the head of the patient is fixed through the chin support (17) and the forehead support (15), the number display area (14) displays randomly changed numbers, the patient stares at the randomly changed numbers, meanwhile, one end, far away from the center of the hemispherical device (12), of the guide line (13) displays a bright spot, the bright spot flickers intermittently and moves towards the center of the hemispherical device (12) along the guide line (13) until the patient can see the bright spot far away from the center of the hemispherical device (12) on the basis that eyeballs do not move, and the steps are repeated until the visual field ranges of the patient in 8 directions are determined.
6. A visual field treatment method based on the intelligent visual field assessment and treatment device of any one of claims 1-4, wherein: the method comprises the following steps:
the head of a patient is fixed through the chin support (17) and the forehead support (15), the number display area (14) displays randomly changed numbers, flashing bright spots appear at random positions on the LED screen, the bright spots continuously flash for 3-5 times, the button is pressed when the patient sees the bright spots for the first time, the controller records the time difference between the first occurrence and pressing of the bright spots, the time difference is the reaction time of the patient, and the treatment effect is achieved by repeating the steps for many times.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211569332.2A CN115969304A (en) | 2022-12-08 | 2022-12-08 | Intelligent visual field assessment and treatment device, visual field assessment method and treatment method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211569332.2A CN115969304A (en) | 2022-12-08 | 2022-12-08 | Intelligent visual field assessment and treatment device, visual field assessment method and treatment method |
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| CN115969304A true CN115969304A (en) | 2023-04-18 |
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| CN202211569332.2A Pending CN115969304A (en) | 2022-12-08 | 2022-12-08 | Intelligent visual field assessment and treatment device, visual field assessment method and treatment method |
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| Country | Link |
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| CN (1) | CN115969304A (en) |
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- 2022-12-08 CN CN202211569332.2A patent/CN115969304A/en active Pending
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