C-shaped arm laser positioning device

Abstract

The utility model relates to the technical field of medical auxiliary instruments, and discloses a C-shaped arm laser positioning device which is used in C-shaped arm X-ray equipment and comprises a first braid and a second braid, buckle seats are arranged at two ends of the first braid, inserting buckles are arranged at two ends of the second braid, and the inserting buckles are matched with the buckle seats in an inserting mode. The buckle can slide in the length direction of the second braid to change the relative position of the buckle and the second braid, a first laser transmitter is arranged in the middle of the first braid, a second laser transmitter is arranged in the middle of the second braid, and the first laser transmitter and the second laser transmitter are used for transmitting a first laser beam and a second laser beam respectively. The first laser beam intersects the second laser beam, and the point of intersection thereof indicates a position of a central axis of an X-ray beam emitted by an X-ray source of the C-arm X-ray device. The C-shaped arm image intensifier has the advantages of being simple in structure, convenient to use, capable of being suitable for C-shaped arm image intensifiers of various shapes and specifications, and wide in application range.

Description

Technical Field

[0001] The utility model relates to the technical field of medical auxiliary equipment, in particular to a C-shaped arm laser positioning device. Background Art

[0002] C-arm, also known as C-arm, C-arm X-ray machine, as the name implies, the device consists of a C-shaped frame, a tube that generates x-rays, an image intensifier and CCD camera for collecting images, and an image processing workstation. It is mainly used for imaging and photography in various surgeries. C-arm X-ray machine is an intelligent full-pulse fluoroscopic instrument widely used in interventional departments, orthopedics, surgery, orthopedics, urology, spinal surgery, abdominal surgery, pain medicine, cardiology, gastroenterology, gynecology and operating rooms. In clinical use, the filming effect is often affected by the inability to accurately judge the correspondence between the C-arm machine and the target shooting area, so laser-assisted C-arm positioning is often required.

[0003] There are many types of existing C-arms, among which the image intensifiers of C-arms are both round and square in shape. Most of the C-arm laser-assisted positioning devices in the prior art are only applicable to the image intensifiers of a certain shape of C-arms, or are only applicable to C-arms of a certain model and size. They cannot be universally used in multiple specifications and shapes, and have a small scope of application. Utility Model Content

[0004] In view of this, the purpose of the utility model is to provide a C-arm laser positioning device to solve the problem that the existing C-arm laser-assisted positioning device cannot be used for C-arm image intensifiers of various specifications and shapes and has a small scope of application.

[0005] The utility model solves the above technical problems through the following technical means: a C-arm laser positioning device, used in a C-arm X-ray device, comprises a first webbing and a second webbing, buckle seats are arranged at both ends of the first webbing, buckles are arranged at both ends of the second webbing corresponding to the two buckle seats, the buckles are plugged into the buckle seats, the buckles can slide along the length direction of the second webbing to change the relative position of the buckle and the second webbing, a first laser emitter is arranged in the middle of the first webbing, a second laser emitter is arranged in the middle of the second webbing, the first laser emitter and the second laser emitter are respectively used to emit a first laser beam and a second laser beam, the first laser beam and the second laser beam intersect, and their intersection indicates the position of the central axis of the X-ray beam emitted by the X-ray source of the C-arm X-ray device.

[0006] Furthermore, the buckle seat can slide along the length direction of the first webbing to change the relative position of the buckle seat and the first webbing.

[0007] Furthermore, a first elastic band is provided on one side of the first webbing along the length direction of the first webbing, and a second elastic band is provided on one side of the second webbing along the length direction of the second webbing, the first laser emitter is mounted on the first elastic band, and the first laser emitter can slide along the length direction of the first elastic band to change the relative position of the first laser emitter and the first elastic band, and the second laser emitter is mounted on the second elastic band, and the second laser emitter can slide along the length direction of the second elastic band to change the relative position of the buckle and the second elastic band.

[0008] Furthermore, the first elastic band is provided with a first mounting block, the second elastic band is provided with a second mounting block, the first mounting block is provided with a first through slot for the first elastic band to pass through, the second mounting block is provided with a second through slot for the second elastic band to pass through, the first elastic band passes through the first through slot and the two can slide relative to each other, and the second elastic band passes through the second through slot and the two can slide relative to each other.

[0009] Furthermore, the first laser emitter is rotatably mounted on a first mounting block, and the second laser emitter is rotatably mounted on a second mounting block, and damping blocks are provided at the rotational connection between the first laser emitter and the first mounting block, and at the rotational connection between the second laser emitter and the second mounting block.

[0010] Furthermore, a lifting assembly is provided on the first webbing and / or the second webbing, and when the first webbing and the second webbing are wrapped and fixed on the C-shaped arm, the lifting assembly provides support for the first webbing and the second webbing in the vertical direction.

[0011] Furthermore, at least two lifting assemblies are arranged along the circumference of the C-arm image intensifier, and the lifting assemblies include a pull rope and a magnet, one end of the pull rope is fixedly connected to the top of the first webbing / the second webbing, and the other end is fixedly connected to the magnet.

[0012] The beneficial effects of the utility model are as follows: by adjusting the relative position of the buckle and the second webbing, the first webbing and the second webbing can be wrapped and fixed on the bottom of a C-arm image intensifier of different shapes and specifications, so that the C-arm laser positioning device of the utility model is suitable for different C-arm X-ray machines. By observing the intersection of the first laser beam and the second laser beam, the position of the central axis can be determined, so that it is very convenient to ensure that the part to be transmitted is located on the central axis, thereby effectively reducing the number of positioning times required during X-ray transmission, reducing the X-ray exposure dose, and being beneficial to the patient's health. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The present invention can be further described by the non-limiting embodiments given in the accompanying drawings;

[0014] Figure 1It is a structural schematic diagram of a C-shaped arm laser positioning device connected to a C-shaped arm X-ray device of the utility model;

[0015] Figure 2 yes Figure 1 A schematic diagram of the enlarged structure at A in the middle;

[0016] Figure 3 It is a structural schematic diagram of a C-shaped arm laser positioning device of the utility model;

[0017] Figure 4 It is a structural schematic diagram of the first webbing in the utility model;

[0018] Figure 5 yes Figure 4 A schematic diagram of the enlarged structure at B in the middle;

[0019] Figure 6 It is a structural schematic diagram of the second webbing in the utility model;

[0020] Figure 7 yes Figure 6 Schematic diagram of the enlarged structure at point C in the middle.

[0021] In the above drawings: 1. C-arm X-ray device; 2. Image intensifier; 3. First webbing; 4. Second webbing; 5. First elastic band; 6. Second elastic band; 7. Buckle seat; 8. Buckle; 9. First laser emitter; 10. Second laser emitter; 11. First mounting block; 12. Second mounting block; 13. Pull rope; 14. Magnet; 15. Connecting block; 16. Turn bar; 17. Knob. DETAILED DESCRIPTION

[0022] The following describes the implementation of the present invention through specific embodiments. Those skilled in the art can understand the advantages and effects of the present invention from the contents disclosed in this specification. It should be noted that the illustrations provided in the following embodiments are only for exemplary descriptions, and they are only schematic diagrams, not physical diagrams, and cannot be understood as limitations on the present invention. In order to better illustrate the embodiments of the present invention, some parts in the figures may be omitted, enlarged or reduced, and do not represent the size of the actual product; for those skilled in the art, it is understandable that some well-known structures and their descriptions in the figures may be omitted.

[0023] The same or similar numbers in the figures of the embodiments of the present invention correspond to the same or similar parts. In the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right", "front", "back", etc. indicate the orientation or position relationship, they are based on the orientation or position relationship shown in the figure. This is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, the terms describing the position relationship in the figures are only used for illustrative purposes and cannot be understood as limitations on the present invention. For ordinary technicians in this field, the specific meanings of the above terms can be understood according to the specific circumstances. In the description of this application, the terms "first", "second", etc. are only used to distinguish the description and cannot be understood as indicating or implying relative importance.

[0024] It should be noted that the illustrations provided in the following embodiments are only schematic illustrations of the basic concept of the present invention, and thus the drawings only show components related to the present invention rather than being drawn according to the number, shape and size of components in actual implementation. In actual implementation, the type, quantity and proportion of each component may be changed at will, and the component layout may also be more complicated.

[0025] like Figure 1-7 As shown, an embodiment of the utility model proposes a C-arm laser positioning device, which is used in a C-arm X-ray device 1, including a first webbing 3 and a second webbing 4, buckle seats 7 are provided at both ends of the first webbing 3, and buckles 8 are provided at both ends of the second webbing 4 corresponding to the two buckle seats 7, respectively. The buckle 8 is plugged into the buckle seat 7, and the buckle 8 can slide along the length direction of the second webbing 4 to change the relative position of the buckle 8 and the second webbing 4. The buckle seat 7 can slide along the length direction of the first webbing 3 to change the relative position of the buckle seat 7 and the first webbing 3. In this embodiment, the connection method between the buckle 8 and the second webbing 4, and the buckle seat 7 and the first webbing 3 can adopt the buckle 8 type connection in the prior art, a mounting groove is provided at the tail of the buckle 8 / buckle seat 7, and a dividing block is provided in the middle of the inner wall of the mounting groove, the dividing block divides the mounting groove into two to form two card slots, and the second webbing 4 / first webbing 3 are sequentially carded to bypass the two card slots.

[0026] A first elastic band 5 is provided at the middle part of the outer side of the first webbing 3 along the length direction of the first webbing 3, and a second elastic band 6 is provided at the outer side of the second webbing 4 along the length direction of the second webbing 4. In this embodiment, the width of the first elastic band 5 is smaller than the width of the first webbing 3, and the two ends of the first elastic band 5 are respectively fixedly connected to the two ends of the first webbing 3, and the middle part of the first elastic band 5 is attached to the first webbing 3. Similarly, the connection method of the second elastic band 6 and the two webbings is the same as the connection method of the first elastic band 5 and the first webbing 3 mentioned above.

[0027] A first laser emitter 9 is arranged in the middle of the first elastic band 5, and three second laser emitters 10 are arranged at intervals in the middle of the second elastic band 6. The first laser emitter 9 and the second laser emitter 10 are respectively used to emit a first laser beam and a second laser beam. The first laser beam and the second laser beam intersect, and their intersection indicates the position of the central axis of the X-ray beam emitted by the X-ray source of the C-arm X-ray device 1.

[0028] The first laser emitter 9 can be detachably mounted on the first elastic band 5, and the first laser emitter 9 can slide along the length direction of the first elastic band 5 to change the relative position of the first laser emitter 9 and the first elastic band 5. The second laser emitter 10 can be detachably mounted on the second elastic band 6, and the second laser emitter 10 can slide along the length direction of the second elastic band 6 to change the relative position of the buckle 8 and the second elastic band 6.

[0029] A first mounting block 11 is provided on the first elastic band 5, and a second mounting block 12 is provided on the second elastic band 6. The first mounting block 11 is provided with a first through slot for the first elastic band 5 to pass through, and the second mounting block 12 is provided with a second through slot for the second elastic band 6 to pass through. The first elastic band 5 passes through the first through slot and the two can slide relative to each other, and the second elastic band 6 passes through the second through slot and the two can slide relative to each other.

[0030] The first laser emitter 9 is rotatably mounted on the first mounting block 11, and the second laser emitter 10 is rotatably mounted on the second mounting block 12. In this embodiment, two connecting blocks 15 are provided on the first mounting block 11, and a rotating rod 16 is rotatably passed through the two connecting blocks 15. The first laser emitter 9 is fixed in the middle of the rotating rod 16, and a damping block is provided at the rotating connection between the rotating rod 16 and the connecting block 15, so that the angle of the first laser emitter 9 can be adjusted to any angle. At the same time, one end of the rotating rod 16 passes through the connecting block 15 and is provided with a knob 17 to facilitate the rotation of the rotating rod 16. Similarly, the second laser emitter 10 is installed on the second mounting block 12 in the same way.

[0031] A lifting assembly is provided on the top of the first webbing 3 and / or the second webbing 4. When the first webbing 3 and the second webbing 4 are wrapped and fixed on the C-arm, the lifting assembly provides support for the first webbing 3 and the second webbing 4 in the vertical direction. At least two lifting assemblies are provided along the circumference of the C-arm image intensifier 2. The lifting assembly includes a pull rope 13 and a magnet 14. One end of the pull rope 13 is fixedly connected to the top of the first webbing 3 / the second webbing 4, and the other end is fixedly connected to the magnet 14.

[0032] In the above embodiment, four lifting components are provided corresponding to one first laser emitter 9 and three second laser emitters 10, and the bottom end of the pull rope 13 of the lifting component is fixedly connected to the top of the first mounting block 11 / the second mounting block 12, and the top end is fixedly connected to the magnet 14.

[0033] In actual use, according to the shape and specifications of the C-arm image intensifier 2, the relative position of the buckle 8 on the second webbing 4 is adjusted, and the first webbing 3 and the second webbing 4 are wrapped and fixed on the bottom of the C-arm image intensifier 2 through the plug-in cooperation of the buckle 8 and the buckle seat 7. Then, the positions of a first mounting block 11 and three second mounting blocks 12 are adjusted so that a first mounting block 11 and three second mounting blocks 12 are distributed in a square. Then, four magnets 14 are magnetically connected to the side wall or the top wall of the C-arm image intensifier 2 to form a stable support for the entire device. At the same time, the angles of the first laser emitter 9 and the second laser emitter 10 are adjusted by the knob 17. The first laser emitter 9 and the second laser emitter 10 emit a first laser beam and a second laser beam respectively. The directions of the first laser beam and the second laser beam both form an angle with the direction of the X-ray, and the first laser beam and the second laser beam both pass through the central axis. That is to say, the position of the central axis can be determined by observing the intersection of the first laser beam and the second laser beam.

[0034] When the C-arm laser positioning device provided by this embodiment is used for X-ray transmission imaging, the position of the central axis can be determined by observing the intersection of the first laser beam and the second laser beam, so that it is very convenient to ensure that the part to be transmitted is located on the central axis, thereby effectively reducing the number of positioning times required during X-ray transmission, reducing the X-ray irradiation dose, and being beneficial to the health of the patient. The C-arm laser positioning device provided by the utility model has a simple structure and is easy to use. It can be applied to C-arm image intensifiers 2 of various shapes and specifications, has a wide range of applications, and provides vertical support through magnets 14 and pull ropes 13, has high stability, and its materials are all existing profiles, which are low in cost, easy to obtain, and easy to implement.

[0035] The above embodiments are only used to illustrate the technical solution of the utility model and are not intended to limit it. Although the utility model is described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the purpose and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model. The technology, shape, and structure that are not described in detail in the utility model are all well-known technologies.

Claims

1. A C-arm laser positioning device, used in a C-arm X-ray device (1), characterized in that: The invention comprises a first webbing (3) and a second webbing (4), wherein buckle seats (7) are arranged at both ends of the first webbing (3), and buckles (8) are arranged at both ends of the second webbing (4) corresponding to the two buckle seats (7), respectively. The buckles (8) are plugged into and matched with the buckle seats (7), and the buckles (8) can slide along the length direction of the second webbing (4) to change the relative position of the buckles (8) and the second webbing (4). A first laser emitter (9) is arranged in the middle of the first webbing (3), and a second laser emitter (10) is arranged in the middle of the second webbing (4). The first laser emitter (9) and the second laser emitter (10) are respectively used to emit a first laser beam and a second laser beam. The first laser beam and the second laser beam intersect, and their intersection indicates the position of the central axis of the X-ray beam emitted by the X-ray source of the C-shaped arm X-ray device (1).

2. A C-arm laser positioning device according to claim 1, characterized in that: The buckle seat (7) can slide along the length direction of the first webbing (3) to change the relative position of the buckle seat (7) and the first webbing (3).

3. A C-arm laser positioning device according to claim 2, characterized in that: A first elastic band (5) is arranged on one side of the first webbing (3) along the length direction of the first webbing (3); a second elastic band (6) is arranged on one side of the second webbing (4) along the length direction of the second webbing (4); the first laser emitter (9) is mounted on the first elastic band (5), and the first laser emitter (9) can slide along the length direction of the first elastic band (5) to change the relative position of the first laser emitter (9) and the first elastic band (5); the second laser emitter (10) is mounted on the second elastic band (6), and the second laser emitter (10) can slide along the length direction of the second elastic band (6) to change the relative position of the buckle (8) and the second elastic band (6).

4. A C-arm laser positioning device according to claim 3, characterized in that: The first elastic band (5) is provided with a first mounting block (11), the second elastic band (6) is provided with a second mounting block (12), the first mounting block (11) is provided with a first through slot for the first elastic band (5) to pass through, the second mounting block (12) is provided with a second through slot for the second elastic band (6) to pass through, the first elastic band (5) passes through the first through slot and the two can slide relative to each other, the second elastic band (6) passes through the second through slot and the two can slide relative to each other.

5. A C-arm laser positioning device according to claim 4, characterized in that: The first laser emitter (9) is rotatably mounted on a first mounting block (11), and the second laser emitter (10) is rotatably mounted on a second mounting block (12). A damping block is provided at a rotational connection between the first laser emitter (9) and the first mounting block (11), and at a rotational connection between the second laser emitter (10) and the second mounting block (12).

6. A C-arm laser positioning device according to claim 1, characterized in that: A lifting assembly is provided on the first webbing (3) and / or the second webbing (4); when the first webbing (3) and the second webbing (4) are wrapped and fixed on the C-shaped arm, the lifting assembly provides support for the first webbing (3) and the second webbing (4) in the vertical direction.

7. A C-arm laser positioning device according to claim 6, characterized in that: At least two of the lifting assemblies are arranged along the circumference of the C-arm image intensifier (2), and the lifting assemblies include a pull rope (13) and a magnet (14), one end of the pull rope (13) is fixedly connected to the top of the first webbing (3) / the second webbing (4), and the other end is fixedly connected to the magnet (14).

Images