Eye image collecting and processing device and collecting method

Abstract

The invention discloses an eye image collecting and processing device and a collecting method, relates to the field of ophthalmology image processing, solves the problem that an existing device is difficult to efficiently collect eye images of different users according to requirements, and adopts the following scheme that the eye image collecting and processing device comprises a computer body and an eye collecting assembly with the top serving as the input end of the computer body; the eye collection assembly comprises a bottom column and a top frame at the top of the bottom column, the top end of the top frame is rotationally sleeved with an eye collection probe base, the top end of the top frame is provided with a column groove penetrating front and back, and the two ends of the shaft column are rotationally sleeved with the column groove; according to the ophthalmic image processing device, through arrangement of all assemblies in the eye acquisition assembly, the inclination angle of an eye acquisition probe seat can be adjusted by externally pulling a shaft column and rotating and follow-up reset limiting of the shaft column, and then the height of the whole component of the eye acquisition probe seat is adjusted through arrangement of an air cylinder assembly, so that the requirements of different users are met; and the effect of efficiently and conveniently collecting the eye image of the user is achieved.

Description

Technical Field

[0001] The present invention relates to the technical field of ophthalmic image processing, and in particular to an eye image acquisition and processing device and an acquisition method. Background Art

[0002] In ophthalmological equipment, a specific part of the eye to be examined (e.g., the lens, retina, etc.) is photographed according to the patient's symptoms. At this time, in order to understand the condition of the eye to be examined in detail, sometimes multiple images are acquired by processing the image data obtained by photographing the same part;

[0003] After searching, the application with patent number 202122371502.3 discloses an image processing device for image recognition, including a body, an image acquisition probe is provided on the body, a rotating groove is horizontally opened at the front end of the top of the body, and a sodium storage groove is horizontally opened at the rear end; the rotating groove and the sodium storage groove are connected by two placement grooves arranged perpendicular to them; at the same time, a fixed tube, a shielding rod, a magnet block, an identification frame, a lifting tube, a rotating groove, an elastic support block, a movable plate, a stepped groove, a reset spring, a rotating sleeve and a positioning shaft are provided for coordinated use, and multiple pictures can be placed for display and observation, so that the image processing equipment is more convenient to use, and the problem that the image processing equipment cannot be placed for observation when in use, so that the pictures need to be placed on a special bracket for observation, which wastes time, thereby causing the image processing equipment to be inconvenient to use;

[0004] The above application document realizes the acquisition of the patient's eye image through the setting of the image processing device, but the most important part of the device is the acquisition probe, which needs to acquire the image of the user's eyeball. However, the position of the acquisition probe is fixed and it is difficult to flexibly adjust it according to the user's needs. In addition, the distance between the acquisition probe and the user's eye is difficult to adjust, which is easy to affect the subsequent eye image acquisition effect.

[0005] Therefore, we propose an eye image acquisition and processing device and an acquisition method. Summary of the invention

[0006] In view of the deficiencies in the prior art, the present invention provides an eye image acquisition and processing device and an acquisition method, which solves the problem that the prior art devices are difficult to efficiently acquire eye images of different users according to requirements.

[0007] To achieve the above objectives, the present invention is implemented through the following technical solutions: an eye image acquisition and processing device and an acquisition method, comprising a computer body and an eye acquisition component with the top thereof as its input end;

[0008] The eye collection component includes a bottom column and a top frame on top of the bottom column, an eye collection probe seat is rotatably mounted on the top of the top frame, a column slot running through the front and back is provided on the top of the top frame, a shaft column matching the specifications of the column slot is fixedly mounted on the tail end of the eye collection probe seat, both ends of the shaft column are rotatably mounted in the column slot, and a block and a slot for adjusting the rotation angle of the eye collection probe seat are provided on the outer end of the shaft column and the outer wall of the column slot.

[0009] As a preferred solution of the ophthalmic image processing device of the present invention, thirty groups of card slots distributed in a ring shape are opened at the left edge of the column slot, the card slots are triangular slots, and the card blocks at the outer ends of the shaft column are triangular cards adapted to the specifications of the top frame;

[0010] Among them, the setting of the card slot and the card block can adjust the inclination of the eye acquisition probe seat installed on the upper part by rotating the shaft column, and adjust its inclination angle according to user needs, which is a preferred solution for the ophthalmic image processing device and method described in the present invention to ensure adaptability.

[0011] As a preferred solution of the ophthalmic image processing device of the present invention, the length of the shaft column is 5 cm longer than the distance between the left and right sides of the top frame, and the clamping block is located on the 2.5 cm end column protruding from the left side of the shaft column;

[0012] The position of the block can be set by pulling the shaft outward and then rotating the shaft to adjust the tilt angle of the eye collection probe seat to meet the needs of different users.

[0013] As a preferred solution of the ophthalmic image processing device of the present invention, a baffle located outside the top frame is fixedly installed on the right end of the shaft column, and a pull handle opposite to the baffle is fixedly installed on the left end wall of the shaft column;

[0014] Among them, the setting of the baffle can prevent the shaft column from falling off from the center column groove of the top frame when pulling outward.

[0015] As a preferred solution of the ophthalmic image processing device of the present invention, a spring column is fixedly connected between the baffle plate at the right end of the shaft column and the right side wall of the top frame;

[0016] Among them, the setting of the spring column can compress the spring column when the shaft column is pulled outward, and after adjustment, the elastic force of the spring column causes the clamping block to be clamped in the clamping slot, thereby ensuring the adjustment of the angle and the subsequent limiting.

[0017] As a preferred solution of the ophthalmic image processing device of the present invention, the front end of the eye acquisition probe seat is provided with an arc-shaped end adapted to the curvature of the human face, two groups of eye probes are provided on the inner side wall of the arc-shaped end, and an elastic cotton layer located outside the eye is fixedly installed on the inner side of the arc-shaped groove in the eye acquisition probe seat;

[0018] The arrangement of the arc-shaped end and the elastic cotton layer thereon can ensure its adaptability and the comfort of the user.

[0019] As a preferred solution of the ophthalmic image processing device of the present invention, the bottom column and the top frame are connected via a cylinder assembly.

[0020] As a preferred solution of the ophthalmic image processing device of the present invention, the bottom column and the top frame are both oblique columns, and the cylinder assembly therebetween is also an oblique assembly.

[0021] A processing method for an ophthalmic image device, the processing method comprising the following steps:

[0022] S1: Image transformation. Since the image array is very large, directly processing it in the spatial domain involves a lot of calculations. Therefore, the image transformation method is used to convert the spatial domain processing into the transform domain processing, which can not only reduce the amount of calculations but also obtain more efficient processing.

[0023] S2: Image coding compression is achieved by eliminating the redundancy of image information and using appropriate compression algorithms;

[0024] S3: Enhance the contrast and brightness of the image by stretching the pixel intensity distribution, improve the visual effect of the image, and enhance the readability and recognizability of the image;

[0025] S4: Get the linear decision function by training the multi-layer perceptron, and then use the decision function to classify the pixels to achieve the purpose of segmentation;

[0026] S5: Observe the information in the image through human eyes and describe the information in detail;

[0027] S6: Extract specific human eye features in the image and classify it into the ophthalmic image category of the corresponding area.

[0028] The present invention provides an eye image acquisition and processing device and an acquisition method. The device has the following beneficial effects:

[0029] 1. The ophthalmic image processing device can adjust the inclination angle of the eye acquisition probe seat by pulling the shaft column outward, rotating it, and resetting the limit position subsequently through the setting of each component in the eye acquisition component, and then adjust the height of the overall component of the eye acquisition probe seat by setting the cylinder component, so as to meet the needs of different users and achieve the effect of efficiently and conveniently acquiring the eye images of the users, thus solving the problem that the existing devices are difficult to efficiently acquire the eye images of different users according to the needs;

[0030] 2. The method of the ophthalmic image processing device, through the setting of each step, can transform, encode and compress, enhance and restore the eye image collected by the eye collection probe seat in advance through a computer body, and finally perform image description and classification based on features to ensure efficient processing of the user's eye image. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] Figure 1 It is a structural schematic diagram of the present invention;

[0032] Figure 2 It is a structural schematic diagram of the eye acquisition component of the present invention;

[0033] Figure 3 It is a structural schematic diagram of the cylinder assembly of the present invention;

[0034] Figure 4 It is a structural schematic diagram of the top frame of the present invention;

[0035] Figure 5 This is a schematic diagram of the structure of the eye collection probe of the present invention;

[0036] Figure 6 For the present invention Figure 3 The enlarged structural diagram at A in the middle;

[0037] Figure 7 Schematic diagram of the steps of image processing of the present invention.

[0038] In the figure: 1. computer body; 2. eye acquisition assembly; 21. bottom column; 22. top frame; 221. column slot; 222. card slot; 23. cylinder assembly; 24. eye acquisition probe seat; 241. shaft column; 242. card block; 243. pull handle; 244. baffle plate; 245. spring column. DETAILED DESCRIPTION

[0039] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0040] See also Figure 1-7The embodiment of the present invention provides a technical solution: an eye image acquisition and processing device and an acquisition method, comprising a computer body 1 and an eye acquisition component 2 with its top as its input end; the eye acquisition component 2 comprises a bottom column 21 and a top frame 22 on its top, the top of the top frame 22 is rotatably mounted with an eye acquisition probe seat 24, the top of the top frame 22 is provided with a column slot 221 that passes through the front and back, the tail end of the eye acquisition probe seat 24 is fixedly mounted with a shaft column 241 that matches the specifications of the column slot 221, the two ends of the shaft column 241 are rotatably mounted in the column slot 221, and the outer end of the shaft column 241 and the outer wall of the column slot 221 are provided with a block 242 and a slot 222 for adjusting the rotation angle of the eye acquisition probe seat 24.

[0041] Thirty groups of card slots 222 distributed in a ring shape are provided at the left edge of the column slot 221. The card slots 222 are triangular slots, and the card blocks 242 at the outer ends of the shaft column 241 are triangular cards that are compatible with the specifications of the top frame 22. Among them, the arrangement of the card slots 222 and the card blocks 242 can adjust the inclination of the eye collection probe seat 24 installed on the upper part thereof by rotating the shaft column 241, and adjust its inclination angle according to the user's needs, which is a preferred solution for the ophthalmic image processing device and method of the present invention to ensure adaptability.

[0042] The length of the shaft column 241 is five centimeters longer than the distance between the left and right sides of the top frame 22, and the block 242 is located on the 2.5 cm end column protruding from the left side of the shaft column 241; wherein, the position of the block 242 can be set by pulling the shaft column 241 outward and then rotating the shaft column 241 to adjust the inclination angle of the eye collection probe seat 24, so as to meet the needs of different users.

[0043] A baffle plate 244 located outside the top frame 22 is fixedly installed at the right end of the shaft column 241, and a pull handle 243 opposite to the baffle plate 244 is fixedly installed on the left end wall of the shaft column 241; wherein, the setting of the baffle plate 244 can prevent the shaft column 241 from falling off from the column groove 221 in the top frame 22 when pulling outward.

[0044] A spring column 245 is fixedly connected between the baffle 244 at the right end of the shaft column 241 and the right side wall of the top frame 22; wherein, the setting of the spring column 245 can compress the spring column 245 when the shaft column 241 is pulled outward, and after adjustment, the elastic force of the spring column 245 causes the clamping block 242 to be clamped in the clamping slot 222, thereby ensuring the angle adjustment and subsequent limiting.

[0045] The front end of the eye collection probe seat 24 is provided with an arc-shaped end adapted to the curvature of the human face, two groups of eye probes are provided on the inner wall of the arc-shaped end, and an elastic cotton layer located on the outside of the eye is fixedly installed on the inner side of the arc-shaped groove in the eye collection probe seat 24; wherein, the setting of the arc-shaped end and the elastic cotton layer thereon can ensure its adaptability and the comfort of the user.

[0046] The bottom column 21 and the top frame 22 are connected via a cylinder assembly 23 .

[0047] The bottom column 21 and the top frame 22 are both oblique columns, and the cylinder assembly 23 therebetween is also an oblique assembly.

[0048] In addition, the ophthalmic image processing device, through the settings of the components in the eye acquisition component 2, can adjust the inclination angle of the eye acquisition probe seat 24 by pulling the shaft column 241 outward and rotating it and subsequently resetting the limit, and then adjust the height of the overall component of the eye acquisition probe seat 24 by the setting of the cylinder component 23, so as to meet the needs of different users and achieve the effect of efficient and convenient acquisition of the user's eye image, thereby solving the problem that the existing devices are difficult to efficiently acquire the eye images of different users according to the needs.

[0049] A processing method for an ophthalmic image device, the processing method comprising the following steps:

[0050] S1: Image transformation. Since the image array is very large, directly processing it in the spatial domain involves a lot of calculations. Therefore, the image transformation method is used to convert the spatial domain processing into the transform domain processing, which can not only reduce the amount of calculations but also obtain more efficient processing.

[0051] S2: Image coding compression is achieved by eliminating the redundancy of image information and using appropriate compression algorithms;

[0052] S3: Enhance the contrast and brightness of the image by stretching the pixel intensity distribution, improve the visual effect of the image, and enhance the readability and recognizability of the image;

[0053] S4: Get the linear decision function by training the multi-layer perceptron, and then use the decision function to classify the pixels to achieve the purpose of segmentation;

[0054] S5: Observe the information in the image through human eyes and describe the information in detail;

[0055] S6: Extract specific human eye features in the image and classify it into the ophthalmic image category of the corresponding area.

[0056] Among them, the method of the ophthalmic image processing device, through the setting of each step, can pre-transform, encode and compress, enhance and restore the eye image collected by the eye collection probe seat 24 through the computer body 1, and finally perform image description and classification based on characteristics to ensure efficient processing of the user's eye image.

[0057] The working principle and use process of the present invention are as follows: when the device is required to work, the cylinder assembly 23 is opened according to the demand, the height of the top frame 22 and the eye acquisition probe seat 24 thereon is adjusted, and then the shaft column 241 is pulled outward to simultaneously compress the spring column 245. At this time, the baffle 244 is on the outside of the top frame 22, and then it is rotated at an angle to simultaneously adjust the inclination angle of the eye acquisition probe seat 24. After adjusting to the corresponding position, the shaft column 241 is released to make the card block 242 card-connected in the card slot 222 at the corresponding position, and the position adjustment of the eye acquisition probe seat 24 is completed, and it is used to acquire images of the user's eyes. After the acquisition is completed, the image is subjected to image transformation, image coding compression, image addition and restoration, and image segmentation processing by the computer body 1. Finally, the image is manually described, and the image is classified into different areas according to the characteristics of the image.

[0058] The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention. It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and the present invention can be implemented in other specific forms without departing from the spirit or basic features of the present invention. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the present invention is defined by the attached claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention. Any figure mark in the claims should not be regarded as limiting the claims involved.

[0059] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. An ophthalmic image processing device, comprising a computer body (1) and an eye acquisition component (2) with its top serving as an input terminal; Features: The eye acquisition assembly (2) comprises a bottom column (21) and a top frame (22) on the top thereof; an eye acquisition probe seat (24) is rotatably mounted on the top of the top frame (22); a column slot (221) extending from front to back is provided on the top of the top frame (22); a shaft column (241) matching the specifications of the column slot (221) is fixedly mounted on the rear end of the eye acquisition probe seat (24); both ends of the shaft column (241) are rotatably mounted in the column slot (221); and a clamping block (242) and a clamping slot (222) for adjusting the rotation angle of the eye acquisition probe seat (24) are provided on the outer end of the shaft column (241) and the outer wall surface of the column slot (221).

2. The ophthalmic image processing device according to claim 1, characterized in that: Thirty groups of card slots (222) distributed in a ring shape are provided at the left edge of the column slot (221), the card slots (222) are triangular slots, and the card block (242) at the outer end of the shaft column (241) is a triangular card matched with the specifications of the top frame (22).

3. The ophthalmic image processing device according to claim 1, characterized in that: The length of the shaft column (241) is five centimeters longer than the distance between the left and right sides of the top frame (22), and the clamping block (242) is located on a 2.5-centimeter end column protruding from the left side of the shaft column (241).

4. The ophthalmic image processing device according to claim 3, characterized in that: A baffle plate (244) located outside the top frame (22) is fixedly mounted on the right end of the shaft column (241), and a pull handle (243) opposite to the baffle plate (244) is fixedly mounted on the left end wall of the shaft column (241).

5. The ophthalmic image processing device according to claim 4, characterized in that: A spring column (245) is fixedly connected between the baffle plate (244) at the right end of the shaft column (241) and the right side wall of the top frame (22).

6. The ophthalmic image processing device according to claim 1, characterized in that: The front end of the eye acquisition probe seat (24) is provided with an arc-shaped end adapted to the curvature of the human face, two groups of eye probes are provided on the inner side wall of the arc-shaped end, and an elastic cotton layer located outside the eye is fixedly installed on the inner side of the arc-shaped groove in the eye acquisition probe seat (24).

7. The ophthalmic image processing device according to claim 1, characterized in that: The bottom column (21) and the top frame (22) are connected via a cylinder assembly (23).

8. The ophthalmic image processing device according to claim 7, characterized in that: The bottom column (21) and the top frame (22) are both oblique columns, and the cylinder assembly (23) therebetween is also an oblique assembly.

9. The method for collecting ophthalmic images according to any one of claims 1 to 8, characterized in that: The processing method comprises the following steps: S1: Image transformation. Since the image array is very large, directly processing it in the spatial domain involves a lot of calculations. Therefore, the image transformation method is used to convert the spatial domain processing into the transform domain processing, which can not only reduce the amount of calculations but also obtain more efficient processing. S2: Image coding compression is achieved by eliminating the redundancy of image information and using appropriate compression algorithms; S3: Enhance the contrast and brightness of the image by stretching the pixel intensity distribution, improve the visual effect of the image, and enhance the readability and recognizability of the image; S4: Get the linear decision function by training the multi-layer perceptron, and then use the decision function to classify the pixels to achieve the purpose of segmentation; S5: Observe the information in the image through human eyes and describe the information in detail; S6: Extract specific human eye features in the image and classify it into the ophthalmic image category of the corresponding area.

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