CN113576395A - Inspection tester for rotating strabismus - Google Patents
Inspection tester for rotating strabismus Download PDFInfo
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- CN113576395A CN113576395A CN202110757180.8A CN202110757180A CN113576395A CN 113576395 A CN113576395 A CN 113576395A CN 202110757180 A CN202110757180 A CN 202110757180A CN 113576395 A CN113576395 A CN 113576395A
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- 208000004350 Strabismus Diseases 0.000 title claims abstract description 81
- 238000007689 inspection Methods 0.000 title claims description 29
- 238000001514 detection method Methods 0.000 claims abstract description 28
- 210000001508 eye Anatomy 0.000 claims description 44
- 210000001747 pupil Anatomy 0.000 claims description 17
- 210000003128 head Anatomy 0.000 claims description 11
- 238000012545 processing Methods 0.000 claims description 7
- 238000003384 imaging method Methods 0.000 claims description 4
- 230000000007 visual effect Effects 0.000 claims description 4
- 230000010354 integration Effects 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 claims description 2
- 239000011521 glass Substances 0.000 claims 4
- 238000007363 ring formation reaction Methods 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 8
- 210000003205 muscle Anatomy 0.000 description 5
- 230000002349 favourable effect Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 210000005252 bulbus oculi Anatomy 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 206010019233 Headaches Diseases 0.000 description 1
- 206010028813 Nausea Diseases 0.000 description 1
- 206010047700 Vomiting Diseases 0.000 description 1
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- 238000003745 diagnosis Methods 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 208000035475 disorder Diseases 0.000 description 1
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- 231100000869 headache Toxicity 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
- A61B3/02—Subjective types, i.e. testing apparatus requiring the active assistance of the patient
- A61B3/08—Subjective types, i.e. testing apparatus requiring the active assistance of the patient for testing binocular or stereoscopic vision, e.g. strabismus
- A61B3/085—Subjective types, i.e. testing apparatus requiring the active assistance of the patient for testing binocular or stereoscopic vision, e.g. strabismus for testing strabismus
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
- A61B3/0016—Operational features thereof
- A61B3/0041—Operational features thereof characterised by display arrangements
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L15/00—Speech recognition
- G10L15/22—Procedures used during a speech recognition process, e.g. man-machine dialogue
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L15/00—Speech recognition
- G10L15/22—Procedures used during a speech recognition process, e.g. man-machine dialogue
- G10L2015/223—Execution procedure of a spoken command
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Abstract
The invention discloses an examination tester for rotational strabismus, which can wear a detection mechanism on the head, display the picture of a patient in front of the eye in a display screen in real time through a camera, the patient can freely observe surrounding objects through the display screen, then adjust the rotation of the display screen by self to enable the picture to be rotated, and read the rotation angle value of the screen to know the degree of the rotational strabismus of the patient. The key points of the technical scheme are as follows: the device comprises a carrier and a detection mechanism, wherein the detection mechanism comprises a lens barrel, an ocular, a display screen and a camera which are arranged in the lens barrel, and a power supply system is arranged in the carrier; the eyepiece is provided with a reference cursor, the eyepiece is rotationally connected with the lens barrel, and the lens barrel is provided with a first adjusting piece for adjusting the rotation angle of the eyepiece; the display screen can show the picture that the camera was caught in real time, display screen and lens cone swivelling joint, and the lens cone is equipped with second regulating part and the angle mark that is used for adjusting display screen rotation angle, and the angle mark is used for obtaining patient's rotatory strabismus degree.
Description
Technical Field
The invention relates to the field of ophthalmic examination instruments, in particular to an examination tester for rotational strabismus.
Background
Rotational strabismus is a rotational movement abnormality of the eyeball in which one or both eyes are rotationally tilted around their anteroposterior axis to the temporal or nasal side. The rotational strabismus can occur independently or together with other types of strabismus, and the pure rotational strabismus is less and can be clinically coexisted with the superior strabismus and the inferior strabismus because muscles responsible for the rotational function are responsible for the vertical function at the same time. When the function of the superior oblique muscle is too strong, internal rotation strabismus occurs, when the function of the inferior oblique muscle is too strong, external rotation strabismus occurs, when the function of the inferior oblique muscle is weakened, internal rotation strabismus occurs, and when the function of the superior oblique muscle is weakened, external rotation strabismus occurs. The clinical manifestations of strabismus include headache, nausea, vomiting and other uncomfortable feelings, sometimes cause serious visual fusion disorder, and some patients have symptoms of compensating for abnormal head and eyeball rotational movement.
Rotational strabismus examination and diagnosis is currently commonly performed by dual Maddox rods or synoptophores. Such as the double Maddox rod test: a red Maddox rod is arranged in front of the right eye, and a transverse red light band is seen by the right eye in the vertical direction; leading colourless Maddox pole of left eye, vertical direction, a horizontal colourless light area is seen to the left eye, makes two light areas separate through increasing 4 triangle BD prisms, and two light areas appear in the field of vision, and whether parallel judgement has rotatory strabismus through observing two light areas, through observing two light area slope degree and direction, judges the type and the degree of rotatory strabismus. Synoptophore examination method: the cross picture is placed in front of eyes in binocular vision, two crosses of a person in front of eyes can be overlapped together, the cross picture is overlapped by adjusting the rotation angle of a patient with rotational strabismus, and the amount of movement is the rotational strabismus degree.
However, both of the existing two rotational strabismus examination methods are greatly different from the real life experience of the patient, although the patient can freely swing the head position during the double Maddox rod examination, the line is seen, the line is not a specific real object, and the patient can see the actual cross picture during the same-video examination, but only the head position of the patient can be kept still during the examination, the patient cannot get up to actively observe the surrounding objects, and the actual strabismus condition of the patient is not easy to judge.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides an examination tester for rotational strabismus, which can be used for wearing a detection mechanism on the head, displaying the picture of the patient in front of the eye in a display screen in real time through a camera, enabling the patient to freely observe surrounding objects through the display screen, adjusting the rotation of the display screen to enable the picture to be rotated, reading the angle value of the rotation of the screen to know the degree of the rotational strabismus of the patient, and is simple and visual in examination operation and more accurate in result.
In order to realize the purpose of the invention, the invention adopts the following technical scheme:
an inspection tester for rotational strabismus comprises a carrier capable of being worn on the head and a detection mechanism mounted on the carrier, wherein the detection mechanism comprises a lens barrel, an ocular lens, a display screen and a camera, the ocular lens, the display screen and the camera are arranged in the lens barrel, and a power supply system is arranged in the carrier; the eyepiece is provided with a reference cursor, the eyepiece is rotationally connected with the lens barrel, and the lens barrel is provided with a first adjusting piece for adjusting the rotation angle of the eyepiece; the display screen can display pictures captured by the camera in real time, the display screen is rotatably connected with the lens cone through the rotatable bearing seat, the lens cone is provided with a second adjusting piece for adjusting the rotation angle of the display screen and an angle mark for observing the rotation angle value of the display screen, and the angle mark is used for obtaining the rotation squint degree of a patient; the eyepiece and the lens cone are coaxially arranged, the camera is positioned on the axis of the lens cone, and the eyepiece, the display screen and the camera are sequentially arranged from inside to outside.
Compared with the prior art, the inspection tester for the rotational strabismus, which adopts the technical scheme, has the following beneficial effects:
1. the patient can directly wear this detecting instrument at the head, can get up to walk about in the inspection process, observes things around through the display screen, need not to keep the health motionless, has improved the experience of doing the inspection, and only judges the degree of squinting through observing the light band among the prior art relatively, judges the method of squinting degree through observing things around in this scheme more accords with reality, is favorable to improving the accuracy of testing result.
2. During the inspection, the patient can oneself rotate the eyepiece so that the reference cursor adjusts to the ready state, and the reference cursor that is in the ready state is used for the user to judge the degree of inclination of the picture that oneself saw, and rotatory display screen of rethread makes the frame before the eye turn into the state of orthographic view, only need read the rotatory number of degrees of display screen alright learn the patient's degree of strabismus, and the inspection mode is simple and directly perceived, directly with strabismus degree datamation, is favorable to improving the accuracy of inspection result.
Preferably, the carrier is provided with a lens frame at a position corresponding to the front of the two eyes, the lens barrel is slidably connected with the lens frame, a locking structure is further provided between the lens barrel and the lens frame, and the lens barrel can be slid leftwards and rightwards to conveniently switch between the left eye examination and the right eye examination.
Preferably, the lens frame is further provided with a light screen, a linkage structure is arranged between the lens barrel and the light screen, the lens barrel controls the movement of the light screen through the linkage structure, and when the lens barrel slides to the front of one of the eyes, the light screen covers the other eye.
Preferably, linkage structure includes two drive belts of front and back parallel arrangement, and the both ends integration of two drive belts is connected and is formed the ring, lens cone and the drive belt fixed connection who is located the front side, the light screen and the drive belt fixed connection who is located the rear side when carrying out monocular's inspection, can shelter from another eye automatically, need not to look for the light screen alone, have simplified operation step.
Preferably, the reference cursor is a cross-shaped cursor, a well-shaped cursor, a Feng-shaped cursor or a thirty-shaped cursor, so that the patient can adjust the reference cursor to a completely non-inclined state in advance, the patient can adjust the picture to the completely non-inclined state when adjusting the rotation angle of the display screen, and the accuracy of the determination of the strabismus degree is ensured.
Preferably, the lens barrel is further provided with a collimating lens, and the collimating lens is arranged between the ocular lens and the display screen or integrated in the ocular lens.
Besides the above scheme, the invention also discloses a scheme, the detection principle of the scheme is based on the above scheme, but a more intelligent detection and control mode is adopted, and the specific content of the scheme is as follows:
an inspection tester for rotational strabismus, comprising a head-wearable carrier and a detection mechanism mounted on the carrier, the detection mechanism comprising an imaging system, a picture capturing system, a microprocessor chip and a control system, a power supply system being built in the carrier, the imaging system comprising a pair of eyepieces and a pair of display screens, one of the eyepieces and one of the display screens being in a set and being located in front of one of the pupils, the other of the eyepieces and the display screen being located in front of the other pupil; the image capturing system adopts a high-speed shooting technology, and comprises a left lens and a right lens, wherein the left lens and the right lens are respectively used for simulating the visual fields of the left eye and the right eye and shooting images, and the images shot by the left lens and the right lens can be respectively displayed in display screens corresponding to the left eye and the right eye in real time; the display screen displays a reference cursor for judging the inclination and deviation degree of a picture besides the real-time picture captured by the camera; the control system is used for controlling the position and the rotation angle of a reference cursor and a picture captured by the camera, and the micro-processing chip can calculate the horizontal strabismus degree, the vertical strabismus degree and the rotation strabismus degree and display the horizontal strabismus degree, the vertical strabismus degree and the rotation strabismus degree in the display screen.
The scheme has higher intelligent degree, the reference cursor is adjusted to be in the front-view state in advance through the control system, then the reference cursor is kept still, the picture captured by the picture capturing system is adjusted, the picture is moved and/or rotated to be in the front-view state by referring to the reference cursor, and at the moment, the detection result can be directly obtained from the display screen.
Preferably, the control system comprises a wireless connection module, the microprocessor chip is connected with the mobile terminal through the wireless connection module, a user operates the mobile terminal by himself to control the position and the rotation angle of a picture captured by the reference cursor and the camera, the horizontal strabismus degree, the vertical strabismus degree and the rotation strabismus degree calculated by the microprocessor chip are also displayed in the mobile terminal, and a patient can directly perform strabismus examination operation by operating the mobile phone of the patient himself, so that the universality and the convenience of the examination tester are improved.
Preferably, control system catches the mechanism including speech signal processor and pronunciation, and the user passes through the position and the rotation angle of the picture that speech control reference cursor and camera caught, operates through speech control's mode, uses more convenient light, is favorable to patient's psychological care, can also liberate both hands, and both hands can be used for keeping body balance and stability, further improve the inspection accuracy, guarantee the security.
Preferably, still be equipped with external display, on carrier or detection mechanism were located to external display, horizontal strabismus degree, vertical strabismus degree and the rotatory strabismus degree that detection mechanism detected out can show in external display, and doctor or inspector accessible external display learn the inspection result at any time, avoid patient self reading to make mistakes, the patient is not literate or children transfer the skin and spill the condition of lie.
Drawings
Fig. 1 is a schematic structural view of an inspection tester 1 for rotational strabismus according to the present invention.
Fig. 2 is a schematic sectional view of the detection mechanism in embodiment 1.
FIG. 3 is a schematic view showing the operation of the transmission belt in example 1.
Fig. 4 is a schematic structural view of an eyepiece in embodiment 1.
Fig. 5 is a front view of the detection mechanism in embodiment 1.
Fig. 6 is a schematic view showing the arrangement of the components in the lens barrel according to embodiment 1.
FIG. 7 is a schematic view of the rotational squint inspection method of example 1.
Fig. 8 is a schematic structural view of an inspection tester for rotational strabismus according to embodiment 2 of the present invention.
Fig. 9 is a schematic view showing the arrangement of the components in the lens barrel according to embodiment 2.
FIG. 10 is a schematic view of the rotational squint inspection method of example 2.
Reference numerals: 1. a carrier; 10. a mirror frame; 101. a pupil distance reference scale; 11. an external display; 2. a detection mechanism; 20. a lens barrel; 21. an eyepiece; 210. a cross-shaped cursor; 22. a display screen; 23. a camera; 24. a first adjustment member; 25. a bearing seat; 26. a second adjustment member; 27. an angle scale; 28. a collimating lens; 3. a visor; 4. a transmission belt; 5. a reference object; 6. a high-speed lens; 60. a left lens; 61. a right lens; 7. a "well" shaped cursor; 8. a voice capturing mechanism; 9. a pupil.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
Example 1:
the inspection tester for rotational strabismus as shown in fig. 1 to 7 comprises a carrier 1 capable of being worn on the head and a detection mechanism 2 mounted on the carrier 1, wherein the detection mechanism 2 comprises a lens barrel 20, an ocular 21, a display screen 22, a camera 23 and a collimating lens 28 which are built in the lens barrel 20, and a power supply system is built in the carrier 1.
The carrier 1 is a lens frame 10 at a position corresponding to the front of both eyes, the lens barrel 20 is slidably connected with the lens frame 10, a locking structure is further provided between the lens barrel 20 and the lens frame 10, and the left eye examination and the right eye examination can be conveniently switched by sliding the lens barrel 20 leftwards and rightwards.
Still be equipped with light screen 3 in the picture frame 10, there is linkage structure between lens cone 20 and the light screen 3, and linkage structure includes two drive belt 4 of front and back parallel arrangement, and the both ends integration of two drive belt 4 is connected and is formed the ring, and lens cone 20 and the drive belt 4 fixed connection who is located the front side, light screen 3 and the drive belt 4 fixed connection who is located the rear side, when lens cone 20 slides to one of them eyes the place ahead, another eye is shielded to light screen 3.
The pupil distance reference scale 101 is arranged on the lens frame 10, under the condition that the pupil distance of the measured person is known, the scale mark corresponding to the pupil distance of the measured person can be known on the pupil distance reference scale 101, and the position of the lens barrel 20 is adjusted to enable the axis of the lens barrel 20 to be aligned to the scale mark corresponding to the pupil distance of the measured person on the pupil distance reference scale 101, so that the coaxial center of the pupil of the measured person and the ocular 21 is ensured.
The eyepiece 21 is provided with a reference cursor which is a cross-shaped cursor 210, the eyepiece 21 is rotatably connected with the lens barrel 20, and the lens barrel 20 is provided with a first adjusting piece 24 for adjusting the rotation angle of the eyepiece 21.
The display screen 22 can display the picture captured by the camera 23 in real time, the display screen 22 is rotatably connected with the lens barrel 20 through a rotatable bearing seat 25, the lens barrel 20 is provided with a second adjusting piece 26 for adjusting the rotation angle of the display screen 22 and an angle mark 27 for observing the rotation angle value of the display screen 22, and the angle mark 27 is used for obtaining the rotation oblique vision degree of the patient; the collimating lens 28 is arranged between the ocular lens 21 and the display screen 22, and the collimating lens 28 is used for adjusting the distance between the object image and the through hole so as to simulate the distance and the size of an object actually observed by human eyes.
The eyepiece 21 and the lens barrel 20 are coaxially arranged, the cross point of the cross-shaped cursor 210 is positioned on the axis of the eyepiece 21, the camera 23 is positioned on the axis of the lens barrel 20, and the eyepiece 21, the collimating lens 28, the display screen 22 and the camera 23 are sequentially arranged from inside to outside.
The specific use steps are as follows (taking the right eye examination as an example):
1. the patient wears the examination tester on the head;
2. adjusting the position of the lens barrel 20 to make the ocular lens 21 align with the pupil 9 of the right eye, and the shading plate 3 shades the left eye;
3. adjusting the first adjusting member 24 so that the cross-shaped cursor 210 in the eyepiece 21 is in a front view state (i.e., the horizontal line is horizontal and the vertical line is vertical);
4. starting the camera 23, shooting a picture by the camera 23 and displaying the picture in the display screen 22, enabling the patient to automatically search the reference object 5 in the picture, and adjusting the second adjusting piece 26 according to the cross-shaped cursor 210 to enable the picture in the display screen 22 to rotate to a front-view state;
5. and observing the angle indicator 27, and reading the rotation degree of the display screen 22 to obtain the rotation strabismus degree of the patient.
Example 2:
as shown in fig. 8 to 10, the technical content of the present embodiment is substantially the same as that of embodiment 1, and the technical difference between the present embodiment and embodiment 1 is as follows:
the system comprises a pair of ocular lenses 21 and a pair of display screens 22, an image capturing system consisting of two high-speed lenses 6 and a control system, wherein one ocular lens 21 and one display screen 22 are taken as a group and positioned in front of one pupil 9, and the other ocular lens 21 and the display screen 22 are positioned in front of the other pupil 9; the picture capturing system employs a high-speed photographing technique, and the two high-speed lenses 6 are divided into a left lens 60 and a right lens 61, the left lens 60 and the right lens 61 are used to simulate the field of vision of the left eye and the right eye, respectively, and to photograph images, and the images photographed by the left lens 60 and the right lens 61 can be displayed on the display screens 22 corresponding to the left eye and the right eye, respectively, in real time.
The display screen 22 displays, in addition to the real-time picture captured by the camera 23, a reference cursor for determining the degree of inclination and deviation of the picture, which is a "well" shaped cursor 7 composed of a plurality of horizontal and vertical lines.
The control system comprises a wireless connection module, the micro-processing chip is connected with the mobile terminal through the wireless connection module, a user operates the mobile terminal by himself to control the position and the rotation angle of the reference cursor and the picture captured by the camera 23, the horizontal strabismus degree, the vertical strabismus degree and the rotation strabismus degree calculated by the micro-processing chip are also displayed in the mobile terminal, and if a corresponding application program is installed in the mobile phone, the patient can directly carry out strabismus examination operation through operating the mobile phone by himself.
The control system also comprises a voice signal processor and a voice capturing mechanism 8, and a user controls the position and the rotation angle of a picture captured by the reference cursor and the camera 23 through voice and operates the control system in a voice control mode.
The detection mechanism 2 is provided with an external display 11, the horizontal strabismus degree, the vertical strabismus degree and the rotary strabismus degree detected by the detection mechanism 2 can be displayed in the external display 11, and a doctor or an inspector can know an inspection result at any time through the external display 11.
The specific use steps are as follows (taking the right eye examination as an example):
1. the patient wears the examination tester on the head;
2. adjusting the position of the lens barrel 20 to make the two eyepieces 21 respectively align with the pupils 9 of the two eyes;
3. starting the detection mechanism 2, connecting the detection mechanism with the mobile phone, starting an application program, and starting a right eye checking function, wherein the display screen 22 corresponding to the right eye is provided with a Chinese character 'jing' shaped cursor 7, and the display screen 22 corresponding to the left eye is closed;
4. controlling the position and rotation (such as left movement, clockwise rotation and the like) of the Chinese character 'jing' shaped cursor 7 by an application program until the Chinese character 'jing' shaped cursor 7 is in a front view state (namely, a transverse line is horizontal, and a vertical line is vertical);
5. starting the camera 23, shooting a picture by the camera 23 and displaying the picture in the display screen 22, enabling the patient to automatically search for the reference object 5 in the picture, controlling the movement and rotation of the picture through an application program, keeping the well-shaped cursor 7 still in the process, and enabling the picture in the display screen 22 to rotate to a front-view state by referring to the well-shaped cursor 7;
6. after the examination is completed, the examination result of the patient is displayed on the display screen 22 and the external display 11, and the patient or the examiner can obtain the examination result.
The foregoing is a preferred embodiment of the present invention, and it will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit of the invention, and these should be considered to be within the scope of the invention.
Claims (10)
1. An inspection tester for rotational strabismus, characterized by: the device comprises a carrier (1) capable of being worn on the head and a detection mechanism (2) installed on the carrier (1), wherein the detection mechanism (2) comprises a lens barrel (20), an ocular lens (21), a display screen (22) and a camera (23) which are arranged in the lens barrel (20), and a power supply system is arranged in the carrier (1); the eyepiece (21) is provided with a reference cursor, the eyepiece (21) is rotationally connected with the lens barrel (20), and the lens barrel (20) is provided with a first adjusting piece (24) for adjusting the rotation angle of the eyepiece (21); the display screen (22) can display pictures captured by the camera (23) in real time, the display screen (22) is rotatably connected with the lens cone (20) through a rotatable bearing seat (25), the lens cone (20) is provided with a second adjusting piece (26) used for adjusting the rotating angle of the display screen (22) and an angle scale (27) used for observing the rotating angle value of the display screen (22), and the angle scale (27) is used for obtaining the rotating oblique vision degree of a patient; eyepiece (21) and lens cone (20) set up with the axle center, camera (23) are located the axle center of lens cone (20), and eyepiece (21), display screen (22) and camera (23) are arranged according to order from inside to outside in proper order.
2. The inspection tester for rotational strabismus according to claim 1, wherein: the glasses frame is characterized in that a glasses frame (10) is arranged on the carrier (1) at a position corresponding to the front of the two eyes, the lens barrel (20) is connected with the glasses frame (10) in a sliding mode, and a locking structure is further arranged between the lens barrel (20) and the glasses frame (10).
3. The inspection tester for rotational strabismus according to claim 2, wherein: the spectacle frame (10) is further provided with a light screen (3), a linkage structure exists between the lens barrel (20) and the light screen (3), the lens barrel (20) controls the movement of the light screen (3) through the linkage structure, and when the lens barrel (20) slides to the front of one of the eyes, the light screen (3) covers the other eye.
4. The inspection tester for rotational strabismus according to claim 3, wherein: linkage structure is connected the ring formation including two drive belt (4) of parallel arrangement around including, the both ends integration of two drive belt (4), lens cone (20) and drive belt (4) fixed connection who is located the front side, light screen (3) and drive belt (4) fixed connection who is located the rear side.
5. The inspection tester for rotational strabismus according to claim 1, wherein: the reference cursor is a cross-shaped cursor (210), a well-shaped cursor (7), a Feng-shaped cursor or a thirty-shaped cursor.
6. The inspection tester for rotational strabismus according to claim 1, wherein: the lens barrel (20) is also provided with a collimating lens (28), and the collimating lens (28) is arranged between the ocular lens (21) and the display screen (22) or integrated in the ocular lens (21).
7. An inspection tester for rotational strabismus, characterized by: the device comprises a carrier (1) capable of being worn on the head and a detection mechanism (2) arranged on the carrier (1), wherein the detection mechanism (2) comprises an imaging system, a picture capturing system, a micro-processing chip and a control system, a power supply system is arranged in the carrier (1), the imaging system comprises a pair of eyepieces (21) and a pair of display screens (22), one of the eyepieces (21) and one of the display screens (22) are taken as a group and are positioned in front of one pupil (9) of the carrier, and the other group of the eyepieces (21) and the display screens (22) are positioned in front of the other pupil (9); the image capturing system adopts a high-speed shooting technology, and comprises a left lens (60) and a right lens (61), wherein the left lens (60) and the right lens (61) are respectively used for simulating the visual fields of the left eye and the right eye and shooting images, and the images shot by the left lens (60) and the right lens (61) can be respectively displayed in a display screen (22) corresponding to the left eye and the right eye in real time; the display screen (22) displays a reference cursor for judging the inclination and deviation degree of a picture besides the real-time picture captured by the camera (23); the control system is used for controlling the position and the rotation angle of a reference cursor and a picture captured by the camera (23), and the micro-processing chip can calculate the horizontal strabismus degree, the vertical strabismus degree and the rotation strabismus degree and display the horizontal strabismus degree, the vertical strabismus degree and the rotation strabismus degree in the display screen (22).
8. The inspection tester for rotational strabismus according to claim 7, wherein: the control system comprises a wireless connection module, the micro-processing chip is connected with the mobile terminal through the wireless connection module, a user operates the mobile terminal by himself to control the position and the rotation angle of a picture captured by the reference cursor and the camera (23), and the horizontal squint degree, the vertical squint degree and the rotation squint degree calculated by the micro-processing chip are also displayed in the mobile terminal.
9. The inspection tester for rotational strabismus according to claim 7, wherein: the control system comprises a voice signal processor and a voice capturing mechanism (8), and a user controls the position and the rotating angle of a picture captured by a reference cursor and a camera (23) through voice.
10. The inspection tester for rotational strabismus according to claim 7, wherein: still be equipped with external display (11), on carrier (1) or detection mechanism (2) were located in external display (11), horizontal strabismus degree, vertical strabismus degree and the rotatory strabismus degree that detection mechanism (2) detected can show in external display (11).
Priority Applications (1)
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN114668640A (en) * | 2022-03-24 | 2022-06-28 | 江苏省人民医院(南京医科大学第一附属医院) | Integrated subjective visual vertical perception rehabilitation training instrument |
CN115644796A (en) * | 2022-12-14 | 2023-01-31 | 广州视景医疗软件有限公司 | Strabismus-based AC/A detection method and device |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN114668640A (en) * | 2022-03-24 | 2022-06-28 | 江苏省人民医院(南京医科大学第一附属医院) | Integrated subjective visual vertical perception rehabilitation training instrument |
CN114668640B (en) * | 2022-03-24 | 2023-08-18 | 江苏省人民医院(南京医科大学第一附属医院) | Integrated subjective visual vertical perception rehabilitation training instrument |
CN115644796A (en) * | 2022-12-14 | 2023-01-31 | 广州视景医疗软件有限公司 | Strabismus-based AC/A detection method and device |
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