CN206315368U - A kind of therapeutic bed shifting apparatus - Google Patents

Abstract

The utility model discloses a kind of therapeutic bed shifting apparatus, including the first guide rail (1) and the second guide rail (2) fixed with image documentation equipment (13) angle, first guide rail (1) is installed on ground (15), second guide rail (2) is installed on first guide rail (1) and can be moved along it, and has angle between first guide rail (1) and the axial direction of second guide rail (2)；The therapeutic bed shifting apparatus also includes being installed on the lifting assembly that on second guide rail (2) and can be moved along it and being arranged at being used for the adjustment component for adjusting therapeutic bed attitude on the lifting assembly, and bed board (11) is installed on the upper end of the adjustment component.Efficiently solve radiation therapy process therapeutic bed shifting apparatus motion control it is more complicated the problems such as.

Description

A treatment bed transfer device

technical field

The utility model relates to the technical field of medical equipment, in particular to a treatment bed transfer device.

Background technique

During radiation therapy, it is necessary to accurately move the patient's lesion to the standard treatment position under the treatment equipment, and then start the treatment. Most of the existing treatment bed transfer devices are in the form of mechanical arms. The disadvantages are: the motion control is more complicated, and multi-joint linkage is required to control its movement; the mechanical arm parts are easy to interfere with other equipment parts during movement. The path planning calculation of anti-interference is also more complicated.

To sum up, how to effectively solve the problem of complex motion control of the treatment bed transfer device in the radiotherapy process is an urgent problem for those skilled in the art.

Utility model content

The purpose of the utility model is to provide a treatment couch transfer device, which effectively solves the problems of complicated motion control of the treatment couch transfer device in the radiotherapy process.

In order to solve the above technical problems, the utility model provides the following technical solutions:

A treatment bed transfer device, comprising a first guide rail and a second guide rail fixed at an angle to imaging equipment, the first guide rail is installed on the ground, and the second guide rail is installed on the first guide rail and can move along it , there is an included angle between the axial directions of the first guide rail and the second guide rail; the treatment bed transfer device also includes a lifting assembly installed on the second guide rail and capable of moving along it and arranged on the second guide rail The lifting assembly is an adjustment assembly used to adjust the attitude of the treatment bed, and the bed board is installed on the upper end of the adjustment assembly.

Preferably, the first guide rail is installed on the ground through a guide rail rotation shaft and can rotate around the guide rail rotation shaft, the imaging device is installed on the first guide rail, and the axis of the guide rail rotation shaft passes through the imaging device isocentre of radiotherapy.

Preferably, the axial direction of the first guide rail is perpendicular to the axial direction of the second guide rail.

Preferably, the lifting assembly includes a first support arranged on the second guide rail and a first pillar sleeved with the first support, and the first pillar can move up and down along the first support .

Preferably, the lifting assembly includes a second support arranged on the second guide rail, one or several articulated arms that are sequentially rotatably connected to the second support, and a articulated arm that is rotatably connected to the end of the articulated arm. Second pillar.

Preferably, there are two articulated arms, the first articulated arm is rotatably connected to the second support, one end of the second articulated arm is rotatably connected to the first articulated arm, and the other end is rotatably connected to the second support Turn to connect.

Preferably, the adjustment assembly includes a first mechanical arm connected to the first pillar or the second pillar through a first rotating shaft, a second mechanical arm connected to the first mechanical arm through a second rotating shaft, and A third mechanical arm connected to the second mechanical arm through a third rotating shaft, the bed board is fixed on the third mechanical arm.

Preferably, a positioning control device is also included, and the positioning control device includes an electric control device, an electric motor electrically connected to and controlled by the electric control device, a transmission device connected to the electric motor, and a transmission device connected to the transmission device. The drive wheel of the transmission connection.

The treatment bed transfer device provided by the utility model includes a guide rail, a lifting assembly and an adjustment assembly. The imaging equipment is used to perform radiotherapy on the patient's lesion. The angle of the video equipment is relatively fixed. The first guide rail is installed on the ground, the second guide rail is installed on the first guide rail and can move along the first guide rail, the axial direction of the first guide rail and the axial direction of the second guide rail are not on a straight line, and there is an angle between them, It can be an acute angle or a right angle. The treatment bed transfer device can move in all directions through the linear guide rail, and it is easy to adjust the relative horizontal position of the treatment bed transfer device from the imaging equipment. The lifting assembly is installed on the second guide rail, and can move up and down along the second guide rail, so as to facilitate the adjustment of the height of the treatment bed transfer device. The adjustment assembly is set on the lifting assembly, and the bed board is installed on the upper end of the adjustment assembly. The adjustment assembly can adjust the posture of the treatment bed through the rotation movement, which is convenient for accurate imaging and accurate treatment. The patient's lesion can be accurately moved to the standard treatment position under the treatment equipment through the lifting component and the adjustment component, and the lesion can be accurately imaged and treated accurately. The imaging accuracy is high, the treatment effect is excellent, and the damage to normal tissues can be effectively avoided.

The treatment bed transfer device provided by the utility model can realize the non-coplanar positioning of the treatment bed transfer device through the cooperation of the first guide rail and the adjustment assembly, and expand the angle and space for imaging or treatment of patient lesions. It should be noted that the non-coplanar mentioned here means that during imaging or treatment, the angle between the direction of the head and feet of the human body and the plane where the imaging equipment is located is not at right angles; moreover, the imaging equipment and the treatment bed transfer device share the second guide rail, Combining two into one simplifies the structure and control difficulty. Guide rails, lifting components and adjustment components are all simple linear motion and rotary motion, through the combination of linear motion and rotary motion to adjust the position and angle of the radiotherapy table transfer device, the motion control is relatively simple, and the motion is easy to control; there are fewer mechanical arms , the structure is simple, there is no multi-joint linkage movement, and the operation is simple; there are few moving parts under the bed board, and the range of motion is small, and it is not easy to interfere with other equipment. It is easy to adjust the position and angle of the radiotherapy bed transfer device during radiotherapy, improving treatment effect.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are only some embodiments of the utility model, and those skilled in the art can also obtain other drawings based on these drawings without creative work.

Fig. 1 is a schematic structural view of the treatment bed transfer device provided by the first embodiment of the present invention;

Fig. 2 is a schematic structural view of the treatment bed transfer device provided by the second specific embodiment of the present invention;

Fig. 3 is a schematic structural view of the treatment bed transfer device provided by the third specific embodiment of the present invention.

The markings in the attached drawings are as follows:

1-First guide rail, 2-Second guide rail, 3-Bracket, 4-First pillar, 5-First rotating shaft, 6-First mechanical arm, 7-Second rotating shaft, 8-Second mechanical arm, 9 -Third shaft, 10-Third mechanical arm, 11-Bed deck, 12-Treatment isocenter, 13-Imaging equipment, 14-Guide rail shaft, 15-Ground, 16-Joint arm, 17-Second pillar.

detailed description

The core of the utility model is to provide a treatment couch transfer device, which effectively solves the problems of complicated motion control of the treatment couch transfer device in the radiotherapy process.

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Fig. 1 to Fig. 3, Fig. 1 is the structural diagram of the treatment bed transfer device provided by the first embodiment of the utility model; Fig. 2 is the treatment bed provided by the second embodiment of the utility model Structural schematic diagram of the bed transfer device; Fig. 3 is a structural schematic diagram of the treatment bed transfer device provided by the third embodiment of the utility model.

In a specific embodiment, the treatment bed transfer device provided by the utility model includes a guide rail, a lifting assembly and an adjustment assembly. The angles of the guide rail 2 , the first guide rail 1 and the second guide rail 2 and the imaging device 13 are relatively fixed. The first guide rail 1 is installed on the ground 15, and the second guide rail 2 is installed on the first guide rail 1 and can move along the first guide rail 1. The axial direction of the first guide rail 1 and the axial direction of the second guide rail 2 are not on a straight line. There is an included angle between them, which can be an acute angle or a right angle. The treatment bed transfer device can be moved in all directions through the linear guide rail, and the relative horizontal position of the treatment bed transfer device from the imaging device 13 can be easily adjusted. The lifting assembly is installed on the second guide rail 2, and can move up and down along the second guide rail 2, so as to facilitate the adjustment of the height of the treatment bed transfer device. The adjustment assembly is arranged on the lifting assembly, and the bed board 11 is installed on the upper end of the adjustment assembly. The adjustment assembly can adjust the attitude of the treatment bed through the rotation movement, which is convenient for accurate imaging and accurate treatment. The patient's lesion can be accurately moved to the standard treatment position under the treatment equipment through the lifting component and the adjustment component, and the lesion can be accurately imaged and treated accurately. The imaging accuracy is high, the treatment effect is excellent, and the damage to normal tissues can be effectively avoided.

The treatment bed transfer device provided by the utility model can realize the non-coplanar positioning of the treatment bed transfer device through the cooperation of the first guide rail 1 and the adjustment assembly, and expand the angle and space for imaging or treatment of patient lesions. It should be noted that the non-coplanar mentioned here means that during imaging or treatment, the angle between the direction of the head and feet of the human body and the plane where the imaging equipment is located is not a right angle; and the imaging equipment 13 and the treatment bed transfer device share the second guide rail 2. Combining two into one, simplifying the structure and control difficulty. Guide rails, lifting components and adjustment components are all simple linear motion and rotary motion, through the combination of linear motion and rotary motion to adjust the position and angle of the radiotherapy table transfer device, the motion control is relatively simple, and the motion is easy to control; there are fewer mechanical arms , the structure is simple, there is no multi-joint linkage movement, and the operation is simple; there are few moving parts under the bed board 11, and the range of motion is small, and it is not easy to interfere with other equipment. It is easy to adjust the position and angle of the radiotherapy bed transfer device during radiotherapy. Improve healing.

The above-mentioned treatment bed transfer device is only a preferred solution, and it is not limited to it. On this basis, targeted adjustments can be made according to actual needs, so as to obtain different implementations. The first guide rail 1 is installed on the ground 15, specifically, the first guide rail 1 is installed on the ground 15 through the guide rail rotating shaft 14, and can rotate around the guide rail rotating shaft 14, so that the angle of the first guide rail 1 can be easily adjusted. The image device 13 is installed on the first guide rail 1 and can rotate together with the first guide rail 1 around the guide rail rotation axis 14 to ensure that the angular relative position between the first guide rail 1 and the image device 13 remains unchanged. The axis of the guide rail rotating shaft 14 passes through the radiotherapy isocenter 12 of the imaging device 13, and the first guide rail 1 can drive the treatment couch and the imaging device 13 to rotate relative to the treatment isocenter axis at the same time, which is beneficial for non-coplanar treatment.

On the basis of the above specific embodiments, those skilled in the art can make some changes to the treatment bed transfer device according to different specific situations. The axial direction of the first guide rail 1 is perpendicular to the axial direction of the second guide rail 2, such as the first The guide rail 1 is arranged along the horizontal direction, and the second guide rail 2 is arranged along the longitudinal direction. The vertical guide rails are easy to set up, and the joint movement direction is easy to determine and accurate positioning.

Obviously, under the guidance of this idea, those skilled in the art can make some changes to the above-mentioned specific implementation according to different specific situations. The first support 3 arranged on the second guide rail 2 and the first support 4 connected with the first support 3, the first support 4 can move up and down along the first support 3, the structure is simple, the movement form is simple, and the movement is relatively smooth.

It should be pointed out that the treatment bed transfer device provided by the utility model should not be limited to the above situation, the connection mode of the lifting assembly can also be a joint mechanical arm type, and the lifting assembly includes the second support 3, the joint arm 16 And the second support 17, the second support 3 is arranged on the second guide rail 2, and one or several articulated arms 16 are sequentially connected to the second support 3, that is, the first articulated arm 16 is connected to the second support 3 , the middle articulated arm 16 is sequentially connected, and the terminal articulated arm 16 is rotatably connected with the second pillar 17 . The number of articulated arms 16 is not limited, and can be one. At this time, one end of the articulated arm 16 is rotatably connected with the second support 3, and the other end is rotatably connected with the second support 17. The structure is simple, the moving parts are few, and the range of motion is small. , it is not easy to interfere with other equipment; it can also be multiple, for example, the number of articulated arms 16 is two, the first articulated arm is rotatably connected to the second support 3, and one end of the second articulated arm is rotatably connected to the first articulated arm, The other end is rotatably connected with the second support 17, the structure is relatively simple, and the range of motion is increased. The number of concrete articulated arms 16 is not limited, and can be determined according to actual application conditions, all within the protection scope of the present utility model.

For the treatment bed transfer device in each of the above-mentioned embodiments, the adjustment assembly includes a first mechanical arm 6, a second mechanical arm 8 and a third mechanical arm 10, and the first mechanical arm 6 passes through the first pillar 4 or the second pillar 17. The first rotating shaft 5 is connected, the second mechanical arm 8 is connected with the first mechanical arm 6 through the second rotating shaft 7, the third mechanical arm 10 is connected with the second mechanical arm 8 through the third rotating shaft 9, and the bed board 11 is fixed on the third mechanical arm On 10, the attitude of the treatment bed can be adjusted through the rotation of each mechanical arm. The operation is simple and easy to control. It can accurately transfer the patient's lesion to the standard treatment position under the treatment equipment, and accurately treat the lesion.

In order to further optimize the above-mentioned technical scheme, it also includes a positioning control device. The positioning control device includes an electric control device, a motor, a speed change device and a driving wheel. Control the motion state of the motor. The driving wheel is connected with the transmission device, and the transmission device is connected with the motor, which can adjust the rotation speed of the motor and better control the accurate positioning of the treatment bed transfer device.

Each embodiment in this specification is described in a progressive manner, each embodiment focuses on the difference from other embodiments, and the same and similar parts of each embodiment can be referred to each other.

The above description of the disclosed embodiments enables those skilled in the art to realize or use the utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the invention. Therefore, the present invention will not be limited to these embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims (8)

1. A treatment bed transfer device, characterized in that it comprises a first guide rail (1) and a second guide rail (2) fixed at an angle with the imaging device (13), and the first guide rail (1) is installed on the ground ( 15), the second guide rail (2) is installed on the first guide rail (1) and can move along it, the axial distance between the first guide rail (1) and the second guide rail (2) There is an included angle; the treatment bed transfer device also includes a lifting assembly installed on the second guide rail (2) and capable of moving along it, and an adjustment assembly arranged on the lifting assembly for adjusting the attitude of the treatment bed, The bed board (11) is installed on the upper end of the adjustment assembly. 2. The treatment bed transfer device according to claim 1, characterized in that, the first guide rail (1) is installed on the ground (15) through a guide rail shaft (14) and can be wound around the guide rail shaft (14) ) rotation, the imaging device (13) is installed on the first guide rail (1), and the axis of the guide rail rotating shaft (14) passes through the radiotherapy isocenter (12) of the imaging device (13). 3. The treatment bed transfer device according to claim 2, characterized in that, the axial direction of the first guide rail (1) is perpendicular to the axial direction of the second guide rail (2). 4. The treatment bed transfer device according to claim 2, characterized in that, the lifting assembly includes a first support (3) arranged on the second guide rail (2) and a first support with the first support (3) A first support (4) that is sleeved and connected, and the first support (4) can move up and down along the first support (3). 5. The treatment bed transfer device according to claim 2, characterized in that, the lifting assembly comprises a second support (3) arranged on the second guide rail (2), and the second support (3) One or several articulated arms (16) that are rotatably connected in turn, and the second pillar (17) that is rotatably connected to the articulated arm (16) at the end. 6. The treatment bed transfer device according to claim 5, characterized in that, there are two articulated arms (16), the first articulated arm is rotatably connected to the second support (3), and the second One end of the two articulated arms is rotatably connected to the first articulated arm, and the other end is rotatably connected to the second support (17). 7. The treatment bed transfer device according to claim 5, characterized in that, the adjustment assembly comprises a first mechanical arm (6) connected to the second pillar (17) through a first rotating shaft (5), A second mechanical arm (8) connected to the first mechanical arm (6) through a second rotating shaft (7), and a third mechanical arm (8) connected to the second mechanical arm (8) through a third rotating shaft (9) arm (10), the bed board (11) is fixed on the third mechanical arm (10). 8. The treatment bed transfer device according to claim 7, further comprising a positioning control device, the positioning control device comprising an electric control device, a motor electrically connected to and controlled by the electric control device, A transmission connected to the electric motor, and a drive wheel connected to the transmission.