Strabismus deviation detection device
By introducing height and angle adjustment components into the strabismus detection device, the problem of inaccurate height and angle adjustment in existing strabismus detection devices has been solved, improving detection accuracy and comfort.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- 天津迪安司法鉴定中心
- Filing Date
- 2025-01-08
- Publication Date
- 2026-04-10
AI Technical Summary
Existing strabismus detection devices using the corneal reflection method have difficulty accurately adjusting height and angle, resulting in insufficient detection accuracy.
It employs height adjustment and angle adjustment components, including a T-shaped shaft plate, a convex shaft plate, a concave shaft plate, a ruler strip, gears, and a rotating handle. Height adjustment is achieved through the meshing of the gears and the ruler strip, and angle adjustment is achieved through the connection of the convex shaft plate and the concave shaft plate, ensuring that the corneal light reflection strabismus instrument fits the patient's face.
It enables precise adjustment of the height and angle of the corneal light reflection strabismus instrument, improving the accuracy and comfort of strabismus detection.
Smart Images
Figure CN224099335U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to vision detection field, specifically point to a strabismus deviation detection device. BACKGROUND
[0002] The eye is the window of the soul, it as the important sense organ of human body to accept the outside world information, bear to detect the outside world structure of human body four around environment, to this guarantee the safety of human body, the reason why the eye can see the real object, in on the eye can the outside world light received, and through the visual nerve of human brain these light into corresponding nerve signal, and the movement of the eye is by the eye's neuromuscular control, when these muscles appear disease, will lead to eye appear strabismus condition.
[0003] The existing strabismus detection technology mainly is by corneal light reflection method, three prism adds corneal light reflection method and synoptophore method, wherein the corneal light reflection method is most commonly used, the existing corneal light reflection method strabismus instrument usually is directly used screw fixed on the fixed table, the vision detection of corneal light reflection method strabismus instrument faces outward, when detecting strabismus angle, face contact corneal light reflection method strabismus instrument's fixed support, observe the light reflection point on corneal light reflection method strabismus instrument, during observation, the photographic device in corneal light reflection method strabismus instrument will be real-time shooting to the eye, through the analysis system in corneal light reflection method strabismus instrument to the picture analysis.
[0004] In the process of detection, to ensure the accuracy of detection, usually the chair of detection personnel is designed to become liftable structure, but the height adjustment of chair is difficult to accurately control (the liftable chair usually adopts hydraulic or pneumatic mechanism, is difficult to accurately adjust its height), this leads to in detection, detection personnel is difficult to align the eye with the detection end of corneal light reflection method strabismus instrument, to appear the condition of data error. UTILITY MODEL CONTENT
[0005] The utility model solves the technical problem that the corneal light reflection method strabismus instrument of the existing strabismus deviation detection device can not fine tune its height and angle.
[0006] To solve the above technical problem, the technical scheme provided by the utility model is as follows: a strabismus deviation detection device, including corneal light reflection method strabismus instrument and the fixed table of corneal light reflection method strabismus instrument through bolt, be equipped with height adjustment assembly and angle adjustment assembly between corneal light reflection method strabismus instrument and fixed table, the angle adjustment assembly includes T-shaped axle disc through bolt fixed in the bottom surface of corneal light reflection method strabismus instrument, the convex axle disc of pin screw connection with T-shaped axle disc and the concave axle disc of bearing corresponding with convex axle disc;
[0007] The height adjusting assembly comprises a ruler strip welded on the bottom surface of the concave shaft disc, a plurality of gears engaged with the ruler strip, and a shell clamped on both sides of the ruler strip, and a rotating handle is arranged on one side of the top end of the gear.
[0008] As an improvement, a clamping key is arranged on one side of the top end of the shell and clamped through the shell and the ruler strip, shaft rods on both sides of the gear pass through the side wall of the shell, and a polygonal connecting column is arranged on the top end of the rotating handle and passes through the shaft rod of the gear.
[0009] As an improvement, the shells on both sides of the ruler strip are connected through a pin structure, and the shell is connected with the fixing table through a bolt structure.
[0010] As an improvement, one side of the convex shaft disc is provided with a nut corresponding to the threaded end of the pin screw rod.
[0011] As an improvement, one side of the fixing table is provided with a controller for controlling the corneal light reflex strabismus instrument.
[0012] As an improvement, the vision detection surface of the corneal light reflex strabismus instrument is provided with a fixing support for fixing the position of the human face.
[0013] Compared with the prior art, the device has the following advantages: the engagement of the gear and the ruler strip enables the ruler strip to slide up and down in the shell, thereby adapting to patients of different heights, and the connection of the convex shaft disc and the concave shaft disc enables the corneal light reflex strabismus instrument to rotate along the Z-axis machine, so that it can accurately fit patients at different angles, and the pin structure connection between the T-shaped shaft disc and the bottom surface of the convex shaft disc can adjust the up and down angles of the corneal light reflex strabismus instrument, so that the angle of the corneal light reflex strabismus instrument can be controlled when the human body is stretched forward, and the corneal light reflex strabismus instrument can be fitted on the inclined human face. BRIEF DESCRIPTION OF DRAWINGS
[0014] Figure 1 It is a total structure diagram of the strabismus deviation detection device.
[0015] Figure 2 It is a sectional view of the angle adjusting assembly of the strabismus deviation detection device.
[0016] Figure 3 It is a sectional view of the height adjusting assembly of the strabismus deviation detection device.
[0017] Figure 4 It is an exploded view of the height adjusting assembly of the strabismus deviation detection device.
[0018] As shown in the figure: 1, corneal light reflex strabismus instrument; 2, fixed table; 3, height adjusting assembly; 31, ruler strip; 32, gear; 33, shell; 34, rotating handle; 35, clamping key; 36, polygonal connecting column; 4, angle adjusting assembly; 41, T-shaped shaft disc; 42, pin screw; 421, nut; 43, convex shaft disc; 44, concave shaft disc; 5, controller; 6, fixed support. DETAILED DESCRIPTION
[0019] The utility model makes further detailed description in combination with the drawings.
[0020] As shown in the description Figure 1 , 2 Corneal light reflex strabismus instrument 1 and fixed table 2 fixed by bolt are shown, one side of fixed table 2 is equipped with the controller 5 of controlling corneal light reflex strabismus instrument 1, and the visual acuity detection surface of corneal light reflex strabismus instrument 1 is equipped with the fixed support 6 of fixed human face position, and fixed support 6 is welded on the visual acuity detection surface on the main body of corneal light reflex strabismus instrument 1, to adjust the distance of eye and corneal light reflex strabismus instrument 1, and the detection of patient is convenient, and controller 5 uses operating handle type structure, and the position of light spot is adjusted conveniently, and control system is located in the main body inside of corneal light reflex strabismus instrument 1.
[0021] Angle adjusting assembly 4 is equipped between corneal light reflex strabismus instrument 1 and fixed table 2, and angle adjusting assembly 4 includes T-shaped shaft disc 41 fixed on the bottom surface of corneal light reflex strabismus instrument 1 by bolt, convex shaft disc 43 connected with T-shaped shaft disc 41 by pin screw 42 and concave shaft disc 44 corresponding with convex shaft disc 43 by bearing, one side of convex shaft disc 43 is equipped with nut 421 corresponding with the threaded end of pin screw 42, the bottom surface of T-shaped shaft disc 41 is fixed on the bottom surface of corneal light reflex strabismus instrument 1 by screw, the pin hole of thin column surface of T-shaped shaft disc 41 is aligned with the recessed hole of concave groove bottom surface of convex shaft disc 43, pin screw 42 is inserted to fix the two, and nut 421 is screwed on the threaded end of pin screw 42, in order to ensure that nut 421 does not appear synchronous rotation when pin screw 42 rotates, the polygonal structure of outer wall of nut 421 is inserted into the pin hole of concave groove side wall of convex shaft disc 43 bottom surface, the tightness of T-shaped shaft disc 41 and the concave groove side wall of convex shaft disc 43 bottom surface is controlled by the rotation of pin screw 42 and nut 421, thereby adjusting the up and down angle of corneal light reflex strabismus instrument 1.
[0022] The bearing is inserted into the center recess of concave shaft disc 44, and the convex end of convex shaft disc 43 is inserted into the center through hole of bearing, thereby controlling the left and right rotation of corneal light reflex strabismus instrument 1.
[0023] As shown in the description Figure 1 , 3As shown in FIGS. 4, the height adjusting assembly 3 comprises a ruler 31 welded on the bottom surface of the concave axle disc 44, a plurality of gears 32 engaged with the ruler 31, and housings 33 clamped on both sides of the ruler 31, one side of the top end of the gear 32 is provided with a rotating handle 34, one side of the top end of the housing 33 is provided with a clamping nail key 35 passing through the housing 33 and clamped with the ruler 31, the shaft rods on both sides of the gear 32 pass through the side wall of the housing 33, and the top end of the rotating handle 34 is provided with a polygonal connecting column 36 passing through the shaft rod of the gear 32; the housings 33 on both sides of the ruler 31 are connected through pin structure, the housings 33 are connected with the fixed table 2 through bolt structure, the ruler 31 is welded on the bottom surface of the concave axle disc 44, and then a plurality of gears 32 are placed on the ruler 31; the ruler 31 is clamped into one side of the housing 33, and then the shaft rods of the gears 32 are inserted into the shaft holes in the housings 33 for fixation, and the pin of the other housing 33 is inserted into the pin hole in the side of the housing for fixation, so that the bottom surface of the ruler 31 is clamped on the bottom surface of the closed housing 33, and the shaft rods on both sides of the plurality of gears 32 are inserted into the shaft holes in the housings 33, the topmost gear 32 has a connecting groove corresponding to the polygonal connecting column 36 on one side, the shaft hole of the housing 33 on this side is a through hole, the polygonal connecting column 36 of the rotating handle 34 is inserted into the connecting groove of the gear 32 from the shaft hole for fixation, and finally the bottom surface of the closed housing 33 is fixed on the fixed table 2 through screws; and then the clamping nail key 35 is inserted into the fixing groove at the top end of the housing 33 to fix the position of the ruler 31.
[0024] In the specific implementation, the patient sits on the chair on the detection surface of the corneal light reflection method strabismus instrument 1, adjusts the lifting assembly of the chair, controls the approximate position between the human eye and the corneal light reflection method strabismus instrument 1, rotates the rotating handle 34, controls the height of the ruler 31 (the plurality of gears 32 are engaged with the ruler 31 at the same time, which can effectively control that the ruler 31 does not appear angle deflection while rising), and when the height of the corneal light reflection method strabismus instrument 1 is the same as that of the human eye, the face is attached to the fixed support 6, the tightness of the pin screw 42 and the nut 421 is moderate when being attached, the pin screw 42 and the nut 421 can be rotated while ensuring that they will not automatically rotate under the action of gravity, thereby controlling the up and down angles of the corneal light reflection method strabismus instrument 1, and the attachment is more tight.
[0025] The above describes the utility model and its implementation mode, which is not restrictive, and the drawings only show one of the implementation modes of the utility model, and the actual structure is not limited thereto. In summary, if a person skilled in the art is inspired, without departing from the creative purpose of the utility model, similar structure modes and embodiments can be designed without creativity, which should belong to the protection scope of the utility model.
Claims
1. A device for detecting deviation of strabismus, comprising a corneal light reflex strabometer (1) and a fixing table (2) for fixing the corneal light reflex strabometer (1) by a bolt, characterized in that: The height adjusting assembly (3) and the angle adjusting assembly (4) are arranged between the corneal light reflex strabismometer (1) and the fixed table (2), the angle adjusting assembly (4) comprises a T-shaped shaft disc (41) fixed on the bottom surface of the corneal light reflex strabismometer (1) by bolts, a convex shaft disc (43) connected with the T-shaped shaft disc (41) through a pin screw (42), and a concave shaft disc (44) corresponding to the convex shaft disc (43) through a bearing; The height adjusting assembly (3) comprises a ruler strip (31) welded on the bottom surface of the concave shaft disc (44), a plurality of gear wheels (32) engaged with the ruler strip (31), and a shell (33) clamped on both sides of the ruler strip (31), and the gear wheel (32) on the top is provided with a rotating handle (34) on one side.
2. The device for detecting deviation of strabismus according to claim 1, characterized in that: The top side of the shell (33) is provided with a clamping nail key (35) passing through the shell (33) and clamping the ruler strip (31), the shaft rods on both sides of the gear wheel (32) pass through the side wall of the shell (33), and the top of the rotating handle (34) is provided with a polygonal connecting column (36) passing through the shaft rod of the gear wheel (32).
3. The device for detecting deviation of strabismus according to claim 1, characterized in that: The shells (33) on both sides of the ruler strip (31) are connected through a pin structure, and the shells (33) are connected with the fixed table (2) through a bolt structure.
4. The device for detecting deviation of strabismus according to claim 1, characterized in that: One side of the convex shaft disc (43) is provided with a nut (421) corresponding to the threaded end of the pin screw (42).
5. The device for detecting deviation of strabismus according to claim 1, characterized in that: One side of the fixed table (2) is provided with a controller (5) for controlling the corneal light reflex strabismometer (1).
6. The device for detecting deviation of strabismus according to claim 1, wherein: The vision detection surface of the corneal light reflex strabismometer (1) is provided with a fixing support (6) for fixing the position of the face.