Auxiliary CT diagnosis positioning device

Abstract

The utility model relates to the technical field of medical instruments, and discloses an auxiliary CT diagnosis positioning device which comprises a CT bed and a base, the top of the base is fixedly connected with a supporting pipe, the top of the supporting pipe is rotationally connected with a gear ring, a U-shaped mounting box is arranged on the outer side of the CT bed, a second connecting rod is rotationally connected in the U-shaped mounting box, and the second connecting rod is fixedly connected with the base. A first rolling wheel is fixedly connected to the outer wall of the second connecting rod, a second rolling wheel is rotatably connected to the interior of the U-shaped mounting box, a positioning plate is arranged on the upper portion of the CT bed, and a second screw rod is fixedly connected to the side face of the positioning plate. By rotating the first connecting rod, the worm and the gear ring, the first screw rod moves up and down, the U-shaped mounting box moves up and down, the positioning plate moves up and down, the second connecting rod rotates and the two first rollers rotate, and the second screw rod and the positioning plate move front and back through movement of the belt and rotation of the second rollers.

Description

Technical Field

[0001] The utility model relates to the technical field of medical equipment, in particular to an auxiliary CT diagnosis positioning device. Background Art

[0002] CT stands for computer tomography. It uses precisely collimated X-ray beams, gamma rays, ultrasound, etc., together with extremely sensitive detectors to perform cross-sectional scans one after another around a certain part of the human body. It has the characteristics of fast scanning time and clear images, and can be used to detect a variety of diseases. According to the different rays used, it can be divided into: X-ray CT (X-CT) and gamma-ray CT (γ-CT), etc.

[0003] For example, the Chinese patent publication number CN215687972U discloses a nuclear medicine diagnosis and treatment auxiliary device, which specifically relates to the field of medical equipment, including a CT bed body, auxiliary positioning mechanisms are symmetrically provided on both sides of the CT bed body, and a lifting and adjusting mechanism is provided on the surface of the auxiliary positioning mechanism; the auxiliary positioning mechanism includes a hollow sleeve, and a connecting rod is slidably provided on the inner wall of the hollow sleeve, and the end of the connecting rod away from the hollow sleeve is fixedly connected to a fixed seat, and the outer wall of the connecting rod is fixedly connected to a guide telescopic rod. Compared with the existing technology, by rotating the first threaded rod, the first threaded rod causes the arc-shaped positioning plate and the arc-shaped rubber pad to move horizontally, and the outer wall of the arc-shaped rubber pad contacts the patient's body and keeps the patient in a side-lying state, thereby conveniently completing the side-lying positioning before examining the patient, thereby effectively improving the convenience of subsequent examinations of the patient, and effectively improving the accuracy of subsequent examinations.

[0004] After using the auxiliary device, it was found that although the device can adjust the positioning plate, the front and rear positioning plates need to be adjusted separately, which is troublesome to use and has low practicality. Utility Model Content

[0005] The utility model aims to provide an auxiliary CT diagnosis positioning device to solve the problem that the side positioning plates and the rear positioning plates need to be adjusted separately.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an auxiliary CT diagnosis positioning device, comprising a CT bed and a base, the top of the base is fixedly connected to a support tube, the top of the support tube is rotatably connected to a gear ring, the top of the base is fixedly connected to a support, the upper part of the support is rotatably connected to a first connecting rod, the outer side of the first connecting rod is fixedly connected to a worm, a U-shaped mounting box is provided on the outer side of the CT bed, the bottom of the U-shaped mounting box is fixedly connected to a first screw, the inside of the U-shaped mounting box is rotatably connected to a second connecting rod, the outer wall of the second connecting rod is fixedly connected to a first roller, the inside of the U-shaped mounting box is rotatably connected to a second roller, belts are installed on the outer sides of the first roller and the second roller, a positioning plate is provided on the upper part of the CT bed, and the side of the positioning plate is fixedly connected to a second screw.

[0007] Preferably, a support base is fixedly connected to the top of the base, and the support base is fixedly connected to the CT bed.

[0008] Preferably, the gear ring cooperates with the worm.

[0009] Preferably, the first screw is threadedly connected to the middle portion of the gear ring.

[0010] Preferably, the second screw is threadably connected to a middle portion of the second roller.

[0011] Preferably, a sliding rod is fixedly connected to the side surface of the positioning plate, and the sliding rod is slidably connected to the U-shaped installation box.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The utility model rotates the first connecting rod, the worm gear rotates, the gear ring rotates, so that the first screw rod moves up and down, the U-shaped installation box moves up and down, the positioning plate moves up and down, the second connecting rod rotates, the two first rollers both rotate, and the belt moves, the second roller rotates, which will cause the second screw rod to move back and forth, and the positioning plate to move back and forth. The height of the positioning plate only needs to be rotated to rotate the first connecting rod, and the front and rear positions of the positioning plate only need to be rotated to rotate the second connecting rod. The front and rear positioning plates move at the same time, which is easy to use and does not require multiple adjustments, thereby increasing practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0015] Figure 2 for Figure 1 A schematic diagram of the partially enlarged structure at center A;

[0016] Figure 3 This is a schematic diagram of the side section structure of the U-shaped installation box of the utility model;

[0017] Figure 4 It is a schematic diagram of the structure of the second connecting rod, the first roller and the second roller of the utility model.

[0018] In the figure: 1. CT bed; 101. support base; 102. base; 2. support tube; 201. gear ring; 202. worm; 203. first connecting rod; 204. support; 205. first screw; 3. U-shaped mounting box; 301. first roller; 302. second connecting rod; 303. belt; 304. second roller; 4. positioning plate; 401. second screw; 402. sliding rod. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. The described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments.

[0020] See also Figure 1-4The utility model provides a technical solution: an auxiliary CT diagnosis positioning device, comprising a CT bed 1 and a base 102, a person to be tested lies on the CT bed 1, a support tube 2 is fixedly connected to the top of the base 102, the support tube 2 is hollow inside, a gear ring 201 is rotatably connected to the top of the support tube 2, the gear ring 201 can rotate, a support 204 is fixedly connected to the top of the base 102, a first connecting rod 203 is rotatably connected to the upper part of the support 204, a worm 202 is fixedly connected to the outer side of the first connecting rod 203, the first connecting rod 203 and the worm 202 are a whole, and rotate together, the first connecting rod 203 rotates, The worm 202 rotates, and a rotating handle is provided on the front side of the first connecting rod 203 for easy rotation. A U-shaped mounting box 3 is provided on the outside of the CT bed 1. A first screw 205 is fixedly connected to the bottom of the U-shaped mounting box 3. The first screw 205 is threadedly connected to the gear ring 201. The worm 202 rotates, and the gear ring 201 rotates, so that the first screw 205 moves up and down, and the U-shaped mounting box 3 moves up and down. Due to the connection of the first connecting rod 203, the two gear rings 201 on the front and rear sides rotate at the same time, and the two first screws 205 move upward at the same time. The inside of the U-shaped mounting box 3 is rotatably connected to the second connecting rod 302, and the second connecting rod The outer wall of 302 is fixedly connected with the first roller 301, the second connecting rod 302 and the first roller 301 are a whole and rotate together, the front side of the second connecting rod 302 is provided with a rotating handle for easy rotation, the inside of the U-shaped installation box 3 is rotatably connected with the second roller 304, the outer sides of the first roller 301 and the second roller 304 are installed with a belt 303, the second connecting rod 302 rotates, the first roller 301 rotates, the two first rollers 301 rotate, the second roller 304 rotates through the movement of the belt 303, and the second rollers 304 on the front and rear sides rotate together, and a positioning plate 4 is provided on the upper part of the CT bed 1, and the side of the positioning plate 4 A second screw 401 is fixedly connected to the surface. When the second roller 304 rotates, the second screw 401 will move forward and backward. The two second screws 401 on the front and rear sides have opposite thread directions and opposite moving directions. During adjustment, the U-shaped mounting box 3 moves up and down, which can make the positioning plate 4 move up and down. The front positioning plate 4 and the rear positioning plate 4 move up and down together without multiple adjustments. The second screw 401 moves forward and backward, which can make the positioning plate 4 move forward and backward. The front positioning plate 4 and the rear positioning plate 4 move forward and backward together, and the moving directions are opposite. There is no need for multiple adjustments. The positioning plate 4 contacts the body of the person to be tested for diagnostic positioning.

[0021] The top of the base 102 is fixedly connected with a support base 101 , and the support base 101 is fixedly connected to the CT bed 1 . When the person to be examined lies on the CT bed 1 , the support base 101 supports the CT bed 1 .

[0022] The gear ring 201 cooperates with the worm 202 , and when the worm 202 rotates, the gear ring 201 rotates.

[0023] The first screw rod 205 is threadedly connected to the middle part of the gear ring 201 . The gear ring 201 rotates, so that the first screw rod 205 moves up and down, the U-shaped installation box 3 moves up and down, and the positioning plate 4 moves up and down.

[0024] The second screw rod 401 is threadedly connected to the middle part of the second roller 304 , and the rotation of the second roller 304 will cause the second screw rod 401 to move forward and backward, and the positioning plate 4 to move forward and backward.

[0025] Among them, a sliding rod 402 is fixedly connected to the side of the positioning plate 4, and the sliding rod 402 is slidably connected to the U-shaped mounting box 3. The surface of the sliding rod 402 is smooth and can slide along the U-shaped mounting box 3. The function of the sliding rod 402 is to prevent the positioning plate 4 from flipping over during movement, so that the positioning plate 4 can only move forward and backward.

[0026] Working principle: When in use, the person to be tested lies on the CT bed 1. If the height of the positioning plate 4 needs to be adjusted, the first connecting rod 203 is rotated, the worm 202 is rotated, the gear ring 201 is rotated, so that the first screw 205 moves up and down, the U-shaped mounting box 3 moves up and down, and the positioning plate 4 moves up and down. If the distance between the positioning plates 4 needs to be adjusted, the second connecting rod 302 is rotated, and the two first rollers 301 are rotated. Through the movement of the belt 303, the second roller 304 is rotated, which will cause the second screw 401 to move forward and backward, and the positioning plate 4 moves forward and backward.

[0027] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes and modifications may be made to the embodiments without departing from the principles of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An auxiliary CT diagnosis positioning device, comprising a CT bed (1) and a base (102), characterized in that: The top of the base (102) is fixedly connected to a support tube (2), the top of the support tube (2) is rotatably connected to a gear ring (201), the top of the base (102) is fixedly connected to a support (204), the upper part of the support (204) is rotatably connected to a first connecting rod (203), the outer side of the first connecting rod (203) is fixedly connected to a worm (202), the outer side of the CT bed (1) is provided with a U-shaped installation box (3), the bottom of the U-shaped installation box (3) is fixedly connected to a first screw (205), the interior of the U-shaped installation box (3) is rotatably connected to a second connecting rod (302), the outer wall of the second connecting rod (302) is fixedly connected to a first roller (301), the interior of the U-shaped installation box (3) is rotatably connected to a second roller (304), the outer sides of the first roller (301) and the second roller (304) are equipped with a belt (303), and a positioning plate (4) is provided on the upper part of the CT bed (1), and a second screw (401) is fixedly connected to the side of the positioning plate (4).

2. The auxiliary CT diagnosis positioning device according to claim 1, characterized in that: A support base (101) is fixedly connected to the top of the base (102), and the support base (101) is fixedly connected to the CT bed (1).

3. The auxiliary CT diagnosis positioning device according to claim 1, characterized in that: The gear ring (201) cooperates with the worm (202).

4. The auxiliary CT diagnosis positioning device according to claim 1, characterized in that: The first screw rod (205) is threadedly connected to the middle portion of the gear ring (201).

5. The auxiliary CT diagnosis positioning device according to claim 1, characterized in that: The second screw rod (401) is threadably connected to the middle portion of the second roller (304).

6. The auxiliary CT diagnosis positioning device according to claim 1, characterized in that: A sliding rod (402) is fixedly connected to the side of the positioning plate (4), and the sliding rod (402) is slidably connected to the U-shaped installation box (3).

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