Special shading adjusting device for OCT (Optical Coherence Tomography) examination

Abstract

The utility model discloses a special shading adjusting device for OCT (Optical Coherence Tomography) examination, which comprises an OCT scanner, two fixing columns are fixedly connected to the side surface of the OCT scanner, fixing plates are fixedly connected to the upper and lower surfaces of the two fixing columns, grooves are formed in the fixing plates, motors are fixedly connected in the grooves, and the motors are connected with the OCT scanner. The output end of the motor is fixedly connected with a rotating shaft, the side surface of the rotating shaft is fixedly connected with a frame body, the frame body is fixedly connected with first shading cloth, the bottom of the frame body is provided with a fixing ring, and the side surface of the fixing ring is fixedly connected with second shading cloth. The head brightness of a patient is greatly reduced, the influence of illumination on an examination result is avoided, and meanwhile, the device occupies a small area and is suitable for most examination instruments at present.

Description

Technical Field

[0001] The utility model relates to the technical field of a special shading adjustment device for OCT inspection, in particular to a special shading adjustment device for OCT inspection. Background Art

[0002] The existing OCT inspection-specific shading adjustment device is convenient for OCT inspection by providing a movable bracket and a shading cloth. However, when it is used, it occupies a large area, which is not convenient to use, and there is still an area that is easily affected by external light during use, which is not convenient for most existing inspection instruments. For example, a Chinese patent discloses "a special shading adjustment device for OCT inspection", and its application number is: "CN202222473262.2", which includes a movable bracket, the number of which is set to multiple, the outsides of the multiple movable brackets are fixedly connected to the same shading cloth, and a fixing piece is installed on the back of one of the movable brackets, and openings are opened on the multiple movable brackets, and the multiple openings are hinged to the multiple ends on the left side of the same telescopic frame through hinges. Through the above structure, the OCT inspection is placed in a dark environment, and the inspection result of the OCT inspection equipment will not be affected by external light. However, when it is used, it occupies a large area, which is not convenient to use, and there is still an area that is easily affected by external light during use, which is not convenient for most existing inspection instruments to use, and there are limitations when used. Utility Model Content

[0003] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art and to provide a special shading adjustment device for OCT examination. By providing a fixed column, a fixed plate, a motor, a rotating shaft, a frame, and a first shading cloth, the patient's head can be wrapped during the examination to greatly reduce the brightness of the patient's head area and avoid the influence of light on the examination results. At the same time, it occupies a small area and is suitable for use in most current examination instruments.

[0004] The utility model also provides a shading adjustment device specially used for OCT inspection as mentioned above, including: an OCT scanner, two fixing columns fixedly connected to the side surface of the OCT scanner, fixing plates fixedly connected to the upper and lower surfaces of the two fixing columns, grooves provided on the fixing plates, a motor fixedly connected in the grooves, a rotating shaft fixedly connected to the output end of the motor, a frame fixedly connected to the side surface of the rotating shaft, a first shading cloth fixedly connected to the frame, a fixing ring provided on the bottom of the frame, a second shading cloth fixedly connected to the side surface of the fixing ring. Through the above structure, the patient's head can be wrapped during the inspection, so that the brightness of the patient's head area is greatly reduced to avoid the influence of light on the inspection results. At the same time, it occupies a small area and is suitable for use by most current inspection instruments.

[0005] According to the utility model, a special shading adjustment device for OCT inspection is provided, wherein the side surface of the OCT scanner is fixedly connected to a support column, and the lower surface of the support column is fixedly connected to a support seat, and the above structure supports the whole to prevent it from tipping over during use.

[0006] According to the utility model, a shading adjustment device specially used for OCT inspection is provided on the fixed plate, a rotating groove is provided in which a rotating ring is rotatably connected, and the rotating ring is fixedly connected to the side surface of the frame. Through the above structure, the rotating ring can be driven to rotate when the frame rotates.

[0007] According to the utility model, a shading adjustment device dedicated to OCT inspection is provided, wherein the lower surface of the rotating ring is rotatably connected to a rotating wheel, and the rotating wheel is located in a rotating groove. Through the above structure, the friction between the frame and the fixed plate can be reduced, making the rotation easier.

[0008] According to the utility model, a shading adjustment device specially used for OCT inspection is provided, wherein a clamping ring is fixedly connected to the side surface of the rotating ring, and the clamping ring is rotatably connected to the fixed plate. Through the above structure, the rotating ring is clamped to prevent it from falling out of the rotating groove.

[0009] According to the utility model, a shading adjustment device specially used for OCT inspection is provided, wherein a connecting cloth is fixedly connected to the side surface of the frame, and a magnetic strip is fixedly connected to one end of the connecting cloth away from the frame. The above structure facilitates magnetic attraction between the connecting cloths to shield light.

[0010] According to the utility model, a shading adjustment device specially used for OCT inspection is provided, wherein the bottom end of the first shading cloth close to the support column is fixedly connected with a gravity bar. Through the above structure, the first shading cloth can be made to act vertically and fit with the fixed plate.

[0011] Beneficial Effects

[0012] Compared with the existing technology, this special shading adjustment device for OCT examination can wrap the patient's head during the examination, greatly reducing the brightness of the patient's head area and avoiding the influence of light on the examination results. At the same time, it occupies a small area and is suitable for use in most current examination instruments. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0014] Figure 1 This is the overall structural diagram of a special shading adjustment device for OCT inspection of the utility model;

[0015] Figure 2 This is a bottom-up structural diagram of a shading adjustment device dedicated to OCT inspection according to the utility model;

[0016] Figure 3 This is a transverse cross-sectional structural diagram of a light shielding adjustment device specially used for OCT inspection according to the utility model;

[0017] Figure 4 This is a longitudinal cross-sectional structural diagram of a light shielding adjustment device specially used for OCT inspection according to the utility model;

[0018] Figure 5 The utility model is a special shading adjustment device for OCT inspection Figure 3 Enlarged structural diagram at point D in the middle.

[0019] Legend:

[0020] 1. Support seat; 2. Support column; 3. Fixed column; 4. Fixed plate; 5. Rotating ring; 6. Motor; 7. Frame; 8. First shading cloth; 9. Connecting cloth; 10. Magnetic strip; 11. Rotating shaft; 12. Fixed ring; 13. Second shading cloth; 14. OCT scanner; 15. Gravity bar; 16. Rotating groove; 17. Clamp; 18. Rotating wheel. DETAILED DESCRIPTION

[0021] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0022] Reference Figure 1-5 The utility model embodiment provides a special shading adjustment device for OCT inspection, which includes: an OCT scanner 14, two fixed columns 3 are fixedly connected to the side surface of the OCT scanner 14, the fixed columns 3 are fixed, and the upper and lower surfaces of the two fixed columns 3 are fixedly connected to a fixed plate 4, the fixed plate 4 is fixed, and a groove is provided on the fixed plate 4, and a motor 6 is fixedly connected in the groove, and the motor 6 is fixed. The output end of the motor 6 is fixedly connected to a rotating shaft 11, which drives the rotating shaft 11 to rotate, and the side surface of the rotating shaft 11 is fixedly connected to a frame 7, which drives the frame 7 to rotate, and a first shading cloth 8 is fixedly connected to the frame 7, and the first shading cloth 8 is fixed to perform shading.

[0023] The side surface of the OCT scanner 14 is fixedly connected to a support column 2, and the lower surface of the support column 2 is fixedly connected to a support seat 1 to support the whole. A rotating groove 16 is provided on the fixed plate 4, and a rotating ring 5 is rotatably connected in the rotating groove 16. The rotating ring 5 is fixedly connected to the side surface of the frame 7 to connect the rotating ring 5. A rotating wheel 18 is rotatably connected to the lower surface of the rotating ring 5. The rotating wheel 18 is located in the rotating groove 16 to facilitate rotation and reduce friction resistance. A clamping ring 17 is fixedly connected to the side surface of the rotating ring 5 to prevent the rotating ring 5 from detaching. The clamping ring 17 It is rotatably connected to the fixed plate 4 to facilitate the rotation of the retaining ring 17, and a connecting cloth 9 is fixedly connected to the side surface of the frame 7, and the connecting cloth 9 is fixed. The connecting cloth 9 is fixedly connected to a magnetic strip 10 at one end of the connecting cloth 9 away from the frame 7, and the magnetic strip 9 is fixed to facilitate mutual attraction and fitting, and a fixing ring 12 is provided on the bottom of the frame 7, and the fixing ring 12 is fixed. A second shading cloth 13 is fixedly connected to the side surface of the fixing ring 12, and the second shading cloth 13 is fixed. A gravity strip 15 is fixedly connected to the bottom end of the first shading cloth 8 close to the support column 2, so as to act vertically on the first shading cloth 8.

[0024] Working principle: When in use, the patient sits in front of the OCT scanner 14, the motor 6 starts, and slowly drives the rotating shaft 11 to rotate, while driving the rotating ring 5 to rotate on the fixed plate 4, the retaining ring 17 prevents the rotating ring 5 from detaching, and the rotating wheel 18 facilitates the rotation of the rotating ring 5, so that the frame 7 is closed. At the same time, when closing, since the distance between the magnetic strips 10 is relatively close, the magnetic strips 10 attract and fit each other, so that the connecting cloths 9 are connected to complete the shading. At the same time, the first shading cloth 8 close to the side of the support seat 1 is always in contact with the fixed plate 4 under the action of the gravity bar 15, and the second shading cloth 13 facilitates shading the gap between the patient's neck and the device. After completion, a scanning inspection can be carried out.

[0025] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A light shielding adjustment device for OCT inspection, characterized in that: include: An OCT scanner (14), wherein two fixing columns (3) are fixedly connected to the side surface of the OCT scanner (14), the upper and lower surfaces of the two fixing columns (3) are fixedly connected to a fixing plate (4), the fixing plate (4) is provided with a groove, a motor (6) is fixedly connected in the groove, the output end of the motor (6) is fixedly connected to a rotating shaft (11), the side surface of the rotating shaft (11) is fixedly connected to a frame (7), the frame (7) is fixedly connected to a first shading cloth (8), a fixing ring (12) is provided on the bottom of the frame (7), and the side surface of the fixing ring (12) is fixedly connected to a second shading cloth (13).

2. The shading adjustment device for OCT inspection according to claim 1, characterized in that: The side surface of the OCT scanner (14) is fixedly connected to a support column (2), and the lower surface of the support column (2) is fixedly connected to a support base (1).

3. The shading adjustment device for OCT inspection according to claim 1, characterized in that: The fixed plate (4) is provided with a rotation groove (16), a rotation ring (5) is rotatably connected in the rotation groove (16), and the rotation ring (5) is fixedly connected to the side surface of the frame (7).

4. The shading adjustment device for OCT inspection according to claim 3, characterized in that: The lower surface of the rotating ring (5) is rotatably connected to a rotating wheel (18), and the rotating wheel (18) is located in the rotating groove (16).

5. The light shielding adjustment device for OCT inspection according to claim 3, characterized in that: A snap ring (17) is fixedly connected to the side surface of the rotating ring (5), and the snap ring (17) is rotatably connected to the fixed plate (4).

6. The shading adjustment device for OCT inspection according to claim 1, characterized in that: A connecting cloth (9) is fixedly connected to the side surface of the frame (7), and a magnetic attraction strip (10) is fixedly connected to one end of the connecting cloth (9) away from the frame (7).

7. The shading adjustment device for OCT inspection according to claim 1, characterized in that: A gravity bar (15) is fixedly connected to the bottom end of one side of the first shading cloth (8) close to the support column (2).

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