CN110559005A

CN110559005A - Medical system

Info

Publication number: CN110559005A
Application number: CN201910881484.8A
Authority: CN
Inventors: 王益锋; 张一戈
Original assignee: Shanghai United Imaging Healthcare Co Ltd
Current assignee: Shanghai United Imaging Healthcare Co Ltd
Priority date: 2019-09-18
Filing date: 2019-09-18
Publication date: 2019-12-13
Anticipated expiration: 2039-09-18
Also published as: CN110559005B

Abstract

The invention discloses a medical system, comprising: first medical equipment, first medical equipment includes frame, scanning bed and guide rail, wherein, the frame with the scanning bed is arranged along first direction, the guide rail set up in on the scanning bed, just the guide rail is followed first direction set up in the both sides of the bed body of scanning bed, the frame is followed the guide rail removes. According to the technical scheme of the embodiment of the invention, the guide rail is arranged on the scanning bed, so that the rack can move along the guide rail, the rack and the scanning bed are integrated through the guide rail, the space is saved, and the cost is reduced; meanwhile, during scanning, the rack moves along the guide rail, and the treatment couch is kept still, so that the patient can be always in the scanning center, the operation is simple, and the quality of scanned images is improved.

Description

Medical system

Technical Field

The embodiment of the invention relates to the technical field of medical instruments, in particular to a medical system.

Background

A CT (Computed Tomography) scanning system scans and images a human body part to be examined with an X-ray beam. Due to the advantages of simple operation, high resolution and the like, the method is widely applied to the field of medical diagnosis.

In a conventional CT scanning system, the scanning bed is moved, the CT gantry is kept stationary, and the scanning bed and the CT support are completely separated during scanning. The required space is large, and when the CT scanning system is matched with other modality medical equipment for use, the CT scanning system needs to be integrated with other systems, so that the integration difficulty is high.

Disclosure of Invention

The invention provides a medical system, which is characterized in that a rack is combined with a scanning bed, the occupied space is small, the integration with other modal medical equipment is simple, the system stability is good, and the operation is simple.

the technical method of the embodiment of the invention provides a medical system, which comprises the following steps: first medical equipment, first medical equipment includes frame, scanning bed and guide rail, wherein, the frame with the scanning bed is arranged along first direction, the guide rail set up in on the scanning bed, just the guide rail is followed first direction set up in the both sides of the bed body of scanning bed, the frame is followed the guide rail removes.

Further, the first medical device further comprises:

And one end of the connecting support is arranged on the rack, and the other end of the connecting support is movably connected with the guide rail.

Further, the first medical equipment further comprises a braking module, and the braking module is arranged at the joint of the connecting support and the guide rail so as to fixedly connect the connecting support and the guide rail.

Optionally, one end of the connecting bracket is movably connected with the frame, and the other end of the connecting bracket is fixedly connected with the guide rail through the brake module, so that the frame can incline along the scanning bed by a set angle.

Further, the guide rail is a telescopic guide rail or a folding guide rail.

Optionally, the frame further includes a guide rail telescopic hole, and the guide rail is connected to the frame through the guide rail telescopic hole.

Further, the scanning bed includes a bed board and a base, the guide rail is arranged on the bed board, wherein the base is used for supporting the bed board, and the bed board passes through the base and moves along the first direction, the second direction or the third direction, and the first direction, the second direction and the third direction are mutually perpendicular in pairs.

Further, the base includes a horizontal support portion and a vertical support portion, wherein one end of the horizontal support portion is connected with the bed board, the other end is connected with the vertical support portion, and the horizontal support portion is configured to rotate relative to the vertical support portion.

Optionally, the medical system further comprises: a second medical device arranged with the first medical device along the first direction, the first medical device being an imaging device, the second medical device being a therapy device or an imaging device.

Optionally, the medical system further comprises: a support element for supporting the couch plate, the support element being disposed on the first and/or second medical device, or the support element being disposed between the first and second devices.

According to the technical scheme of the embodiment of the invention, the guide rails arranged on the two sides of the scanning bed are used for realizing the integration of the rack and the scanning bed, so that the space is saved, and the cost is reduced; meanwhile, during scanning, the rack moves along the guide rail, and the scanning bed is kept still, so that the patient can be always in the scanning center, the operation is simple, and the quality of scanned images is improved.

Drawings

FIG. 1 is a schematic diagram of a medical system according to a first embodiment of the present invention;

FIG. 2 is a schematic diagram of a medical system according to a second embodiment of the present invention;

FIG. 3 is a schematic diagram of another medical system according to a third embodiment of the present invention;

Fig. 4 is a schematic structural diagram of a multi-modality medical system in the fourth embodiment of the invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.

Example one

Fig. 1 is a schematic structural diagram of a medical imaging system according to an embodiment of the present invention, as shown in fig. 1, the medical system includes a first medical apparatus 100, the first medical apparatus 100 includes a gantry 110, a scanning bed 120, and a rail 130, where the scanning bed 120 includes a bed board 121 and a base 122.

The frame 110 and the scanning bed 120 are arranged along a first direction a, the guide rails 130 are disposed on the scanning bed 120, the guide rails 130 are disposed on two sides of the bed body of the scanning bed 120 along the first direction a, and the frame 110 moves along the guide rails 130. Specifically, the guide rails are disposed on the bed plate 121, the base 122 is configured to support the bed plate 121, and the bed plate 121 moves along a first direction a, a second direction B, or a third direction C through the base 122, and the first direction a, the second direction B, and the third direction C are mutually perpendicular to each other. The gantry 110 is used to scan a body to be scanned and collect scan data. During scanning, the scanning bed 120 is kept still, and the frame 110 moves back and forth along the guide rail 130, so as to scan each part of the human body.

specifically, the first direction a is a front-rear direction, the second direction B is an up-down direction, and the third direction C is a left-right direction.

Specifically, the first medical apparatus 100 includes a CT scanning system, a Magnetic Resonance Imaging (MRI) system, a Positron Emission Tomography (PET) system, and the like.

Further, the gantry 110 includes a gantry body and a scanning aperture.

Optionally, the guide rail 130 is a linear guide rail, including: a rail body and a slider for supporting and guiding the frame 110.

Alternatively, the rail 130 may be a retractable rail or a folding rail. The guide rails 130 may be folded or collapsed when the frame 110 is stationary. Specifically, the frame 110 further includes a rail receiving device for receiving the folded or contracted rail. The advantage of this arrangement is that when the first medical apparatus 100 is used with other imaging systems for examination or treatment, the rail 130 is retracted or folded out of the working area of the other imaging systems, which does not affect the shooting quality of the other imaging systems, and is beneficial for multi-modal imaging.

Illustratively, when the first medical device 100 is used with a radiation therapy system to perform a diagnosis treatment, the guide rail 130 is folded or retracted outside the radiation therapy region after the scanning of the gantry 110 is completed, so that the radiation dose is not affected during the radiation therapy process, and the radiation therapy process is ensured to be performed smoothly.

Further, the first medical apparatus 100 further includes: and a driving device for driving the frame 110 to move on the guide rail 130. When the scanning is completed, the slide block on the guide rail can be controlled to be stationary on the main body of the guide rail by a driving device, such as a motor or a motor, for example, the motor can be controlled to rotate reversely, so that the connection between the frame 110 and the scanning bed 120 is effectively ensured to be in a locking state, the frame 110 moves or rotates along with the scanning bed 120, and the frame 110 and the scanning bed 120 are ensured to be a connection whole. Alternatively, the gantry 110 and the couch 120 may be fixedly connected to each other by a corresponding mechanical structure.

Alternatively, the base 122 may be disposed at the rear of the table 121 or at an end away from the frame 110 to support the scanning bed 120. Because the base is arranged at one end far away from the frame 110, the frame 110 is effectively ensured to have a long enough moving distance, and more comprehensive scanning imaging is carried out.

Optionally, the base 122 includes a horizontal support portion and a vertical support portion, wherein one end of the horizontal support portion is connected to the bed plate 121, the other end of the horizontal support portion is connected to the vertical support portion, and the horizontal support portion is configured to rotate relative to the vertical support portion.

Furthermore, the horizontal support part and the vertical support part are of an L-shaped combined structure.

Optionally, the base 122 further includes a rotating structure disposed between the vertical support and the horizontal support to rotate the table 121 or the scanning bed 120 through the horizontal support.

The scanning bed 120 can realize translation and rotation in three dimensions (A, B and C directions in the figure) of front and back, left and right, and up and down in space through a horizontal support part, a vertical support part and a rotating structure.

Example two

Fig. 2 is a schematic structural diagram of a medical system according to a second embodiment of the present invention, which is further detailed and supplemented based on the first embodiment, as shown in fig. 2, the medical system includes: a first medical device 200, the first medical device 200 including a gantry 210, a scanning bed 220, a guide rail 230, a connecting bracket 240, a vertical support 250, a rotating structure 260, and a horizontal support 270.

The gantry 210 and the scanning bed 220 are disposed along a first direction a, the guide rail 230 is disposed on the scanning bed 220, the guide rail 230 is disposed on two sides of a bed body of the scanning bed 220 along the first direction a, and the gantry 210 moves along the guide rail 230. . One end of the connecting bracket 240 is disposed on the frame 210, and the other end is movably connected to the guide rail 230. One end of the horizontal support portion 270 is fixedly connected to the scanning bed 220, and the other end is movably connected to the vertical support portion 250, and the rotation frame 260 is disposed between the vertical support portion 250 and the horizontal support portion 270, so as to rotate the scanning bed 220 through the horizontal support portion. .

Specifically, the connecting bracket 240 is used to connect the frame 210 and the scanning bed 220 into a whole, and by being movably connected with the guide rail 230, the frame 210 can move back and forth along the guide rail to scan various parts of the subject. When the connection between the connecting bracket 240 and the guide rail 230 is changed from a movable connection to a fixed connection or a locking connection, the frame 210 and the scanning bed 220 are connected as a whole, so that the frame 210 moves or rotates synchronously with the scanning bed 22.

Further, the gantry 210 includes a gantry body and a scanning aperture. The attachment bracket 240 may be disposed outside or within the scanning aperture of the gantry 210.

Illustratively, one end of the connection bracket 240 may be disposed outside the scanning aperture of the gantry 210, symmetrically positioned with respect to the center of the scanning aperture. The advantage of this arrangement is that the placement of the attachment bracket outside the scanning aperture does not affect the energy of the scanning radiation and thus the quality of the scanned image.

Optionally, the connecting bracket 240 includes a braking module, and the braking module is disposed at a connection position of the connecting bracket 240 and the guide rail 230 to fixedly connect the connecting bracket and the guide rail.

Specifically, the brake module may be detachably or fixedly disposed, and may be configured to brake in an artificial mode, or may be implemented in an automatic mode, such as when detecting that the portion to be scanned is located at the scanning center or when the scanning is finished, automatically braking or locking the connection bracket 240 and the guide rail 230. The braking module may be a screw locking device, a baffle plate or other mechanical locking device, or may be a non-contact braking module, such as tightly connecting the bracket 240 and the guide rail 230 by the electromagnetic force of an electromagnet.

Optionally, one end of the connecting bracket 240 is movably connected to the frame 210, and the other end is fixedly connected to the guide rail 230 through the brake module, so that the frame 210 is tilted along the scanning bed 220 by a set angle.

Wherein the range of the inclination angle can be +/-30 degrees, +/-45 degrees, +/-60 degrees, +/-90 degrees and the like.

Optionally, the first medical device 200 further comprises a tilt bracket, one end of which is movably connected with the frame 210, and the other end of which is connected with the guide rail 230.

Specifically, the tilt frame may tilt the gantry 210 at an angle relative to the couch 220, the tilt frame may include a rotational bearing to increase torque, and the tilt angle of the tilt frame may range from ± 30 °, 45 °, 60 °, 90 °, and so on.

Optionally, the first medical apparatus 200 further comprises: and position sensors disposed at both ends of the guide rail 230 to detect the position of the frame 210. The range of movement of the gantry 210 can be effectively limited by the position sensor, preventing the gantry from derailing.

Optionally, the scanning bed 220 of the first medical apparatus 200 further comprises: headrest, guardrail, alarm device and safety belt.

Optionally, the medical system further comprises: and the foot rest is arranged at one side of the scanning bed so as to facilitate the examinee to lie or sit on the scanning bed.

According to the technical scheme of the embodiment of the invention, the frame and the scanning bed are connected into a whole through the connecting bracket, so that the space occupied by the system is saved, and the equipment cost is reduced; through the swing joint of the guide rails of the connecting support and the two sides of the scanning bed, the scanning mode that the scanning bed is static as the frame moves along the scanning bed during scanning is realized, the scanning safety and the user experience are improved, meanwhile, the patient is guaranteed to be always in the scanning center without being placed, the time is saved, the operation is simple and easy, and the stability of the scanning process is improved, so that the imaging quality is improved.

It is noted that the first medical device 200 provided by any embodiment of the present invention may be used as a stand-alone imaging system, and may be used with other devices or applications. Illustratively, the surgical procedure may be guided in conjunction with a medical imaging system during the surgical procedure; can cooperate with treatment equipment, such as a catheter, an endoscope and the like, to guide the position of the treatment equipment; the diagnosis and treatment can be carried out by matching with medical equipment of other modalities, such as radiotherapy equipment, ultrasonic equipment, optical equipment and the like.

EXAMPLE III

Fig. 3 is a schematic structural diagram of another medical system in a third embodiment of the present invention, which is further supplemented with the first embodiment, and the frame of the medical system provided in this embodiment further includes: a guide rail telescopic hole.

As shown in fig. 3, the medical system includes: the first medical apparatus 300 includes: frame 310, scanning bed 320 and guide rail 330, wherein, frame 310 includes guide rail telescopic hole 311, and scanning bed 320 includes bed board 321 and support element 322, and guide rail 330 sets up on scanning bed 320, and guide rail 330 sets up in the both sides of bed board 321 of scanning bed 320 along first direction A, guide rail 330 pass through guide rail telescopic hole with the frame is connected.

The guide rail 330 and the manner of connecting the guide rail 330 with the frame 310 through the guide rail telescopic hole 311 shown in fig. 3 are only an example, the shape of the guide rail 330 may be a zigzag shape, a Y shape, or other shapes, and the guide rail 330 and the frame 310 may be connected through the telescopic hole 311 in any form, which is not limited in the embodiment of the present invention.

The appearance of the rail expansion hole 311 is not necessarily circular, and may be square or irregular, and may be determined according to the rail 330, or may be set by a user, which is not limited in the embodiment of the present invention. The guide 330 is a telescopic guide or a folding guide.

For example, a matching guide rail may be disposed in the guide rail telescopic hole 311, the matching guide rail slides in a matching manner with the guide rail 330 disposed on the scanning bed 320, and the guide rail 330 at least partially contacts with the matching guide rail, so that the frame 310 and the scanning bed 320 are connected to form a whole.

According to the technical scheme of the embodiment of the invention, the guide rail is accommodated through the guide rail telescopic hole 311, so that the guide rail can be accommodated when the guide rail is in a non-working state, the influence of the guide rail on a subsequent program is avoided, and the service life of the guide rail is prolonged.

Example four

Fig. 4 is a schematic structural diagram of a multi-modal medical system according to a fourth embodiment of the present invention, and as shown in fig. 4, the multi-modal medical system 400 includes: a first medical device 410 and a second medical device 420, the first medical device 410 being the first medical device in the medical system provided by any of the embodiments described above. The first medical device 410 comprises a gantry 411, a couch 412 and a rail 413.

Wherein the second medical device 420 is arranged with the first medical device 410 along the first direction a, and the first medical device 410 is an imaging device and the second medical device 420 is a therapy device or an imaging device.

Illustratively, the first medical device 410 is a CT scanning device and the second medical device 420 is a linear accelerator. The linear accelerator accelerates electrons by utilizing a microwave electromagnetic field to generate X rays or electron beams, and is widely applied to remote external irradiation radiotherapy of various tumors.

Specifically, the linear accelerator can be a low-energy, medium-energy or high-energy linear accelerator, and comprises a base, a rotating frame, a fixed frame, a treatment head and the like. The linear accelerator emits electrons by an electron gun, and the electrons are accelerated by a magnetron or a speed regulating tube and then emitted out of a beam by a collimator.

Further, the system further comprises: a computer and a display.

Further, the scanning bed 412 includes a bed board and a base, and the guide rail 413 is disposed on the bed board, wherein the base is used for supporting the bed board, and the bed board passes through the base to move along the first direction, the second direction or the third direction, and the first direction, the second direction and the third direction are two-by-two perpendicular.

Optionally, the first medical device 410 further comprises: one end of the connecting bracket is arranged on the CT scanning frame 411, and the other end of the connecting bracket is movably connected with the guide rail 413; and the braking module is arranged at the joint of the connecting bracket and the guide rail 413 so as to fixedly connect the connecting bracket and the guide rail 413, so that the CT scanning frame 411 moves along with the scanning bed 412.

Further, one end of the connecting bracket is movably connected with the frame 411, and the other end of the connecting bracket is fixedly connected with the guide rail 413 through the brake module, so that the frame can be inclined at a set angle along the scanning bed.

Optionally, the multi-modality medical system further includes: a support element for supporting a couch plate of the scanning couch 412, the support element being disposed on the first and/or second medical apparatus 410, 420 or the support element being disposed between the first and second apparatus 410, 420.

the number of the supporting elements can be one, or two or more. The supporting element is mainly used for supporting the suspended part of the bed plate so as to provide effective support, reduce the sinking amount of the bed plate in the moving process and ensure the stability of the scanning bed.

Optionally, the first medical device 410 further comprises a tilt frame, one end of which is movably connected to the frame 411, and the other end of which is connected to the guide rail 413, so that the frame 411 is tilted by a set angle along the scanning bed 412. The advantages of such an arrangement are: in the process of radiotherapy, the rack 411 moves along with the scanning bed 412 and can be inclined at a certain angle, so that when radiotherapy is performed on a target area, scanning and positioning can be performed simultaneously to guide the radiotherapy process, and the quality of radiotherapy is improved.

Since the material of the guide 413 is often metal, a telescopic guide or a foldable guide is selected to connect the frame 411 of the first medical device 410 and the scanning bed 412. The advantage of setting up like this is that, at the scanning completion, in the course of radiotherapy, shrink guide rail 413 or fold, effectively prevented the influence of guide rail to the ray, guaranteed the effective of going on of treatment.

Illustratively, the radiotherapy process is mainly divided into a scanning stage and a radiation stage, in the scanning stage, the gantry 411 moves back and forth on the scanning bed 412 along the guide rail 413 to obtain scanning images and make a radiotherapy plan; in the radiation treatment stage, the gantry 411 and the scanning bed 412 are fixed or tightly connected through a brake module or a control drive module, so that when the angle or the height of the scanning bed 412 is adjusted, the gantry 411 moves along with the scanning bed 412, the gantry 411 and the scanning bed 412 are ensured not to move relatively, and the radiation treatment is performed after the position of the scanning bed is adjusted. In the course of radiotherapy, in order to perform radiotherapy more accurately, the gantry 411 is also required to scan and image the designated part, at this time, the gantry 411 can be tilted by a set angle relative to the scanning bed 412 by tilting the gantry, so as to scan the designated part, acquire a scanning positioning image, guide the course of radiotherapy, and improve the quality of radiotherapy.

The technical scheme of the embodiment of the invention also provides a radiotherapy system, wherein the first medical equipment is imaging equipment, a rack of the first medical equipment and a scanning bed are integrated into a whole through a connecting rod, the second medical equipment is radiotherapy equipment, the imaging equipment and the radiotherapy equipment are arranged along a first direction, and compared with the traditional radiotherapy process: the scanning bed is arranged between the imaging device and the radiotherapy device, the bed board of the scanning bed is moved, a patient moves to the imaging area of the first medical device along with the bed board of the scanning bed to image a specified part, after imaging is finished, the bed board of the scanning bed is moved out of the imaging area of the first medical device, and the bed board of the scanning bed is moved to the radiotherapy area of the radiotherapy device, so that the technical scheme provided by the embodiment of the invention only needs to directly adjust the scanning bed in the radiotherapy area of the radiotherapy device, and the first medical device is movable on the scanning bed, when imaging is needed, the imaging device on the scanning bed can be moved to image, compared with the prior art, the moving route of the bed board is effectively shortened, the length of the bed board of the scanning bed can be reduced, and the problem of the bed board caused by the longer bed board of the scanning bed and the longer moving route of the scanning bed is solved, the bed board sinks to cause the actual position of the focus and the imaging position of the focus obtained by the imaging equipment to move, and radiotherapy errors are caused. Meanwhile, the scanning bed plate can be designed to be relatively short compared with the prior art, the moving route of the scanning bed is short, the stability of the system is enhanced, the user experience and the safety are improved, and the occupied space of the system is saved through the integrated first medical equipment. And the scanning bed can realize the rotation of a set angle under the support of the base, thereby realizing the non-coplanar radiotherapy.

The technical scheme provided by the embodiment of the invention provides a multi-modal medical system, wherein a rack of a first medical device and a scanning bed are integrated into a whole through a connecting rod, compared with the traditional multi-modal scanning system, a patient enters an imaging area of the first medical device along with the scanning bed to perform first imaging on a designated part during scanning, after the first imaging is finished, the scanning bed is moved, and the patient enters an imaging area of a second medical device to perform second imaging on the designated part; because the first scanning device and the sickbed are integrated, the positioning repetition rate caused by the movement of the scanning bed between the first medical device and the second device area in multi-mode imaging is effectively reduced, the space occupied by the system is saved through the integrated first medical device, the device cost is reduced, and the radiotherapy position obtained in the obtained image is more accurate; in the scanning process, the scanning mode that the rack moves along the scanning bed and the scanning bed is static improves the scanning safety and the user experience, and meanwhile, as the rack and the scanning bed are integrated, the rack can move back and forth directly through the guide rail for scanning, the working flow is simplified, the moving frequency of the sickbed is reduced, and the user experience is improved; in the related process of the second modality medical equipment, if the scanning bed needs to be rescanned and positioned, the scanning bed does not need to be adjusted to be repositioned, the frame can be inclined by a certain angle relative to the scanning bed through the connecting support, the target area is scanned and positioned, the operation process is simplified, and real-time image guidance is realized. The multi-modal medical system provided by the technical scheme of the embodiment of the invention has the advantages of simple and feasible equipment control and high system integration level.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A medical system, comprising: first medical equipment, first medical equipment includes frame, scanning bed and guide rail, wherein, the frame with the scanning bed is arranged along first direction, the guide rail set up in on the scanning bed, just the guide rail is followed first direction set up in the both sides of the bed body of scanning bed, the frame is followed the guide rail removes.

2. The system of claim 1, wherein the first medical device further comprises:

3. The system of claim 2, wherein the first medical device further comprises a brake module disposed at a junction of the connecting bracket and the rail to fixedly connect the connecting bracket and the rail.

4. The system of claim 3, wherein one end of the connecting bracket is movably connected with the frame, and the other end of the connecting bracket is fixedly connected with the guide rail through the brake module, so that the frame can be inclined at a set angle along the scanning bed.

5. The system of claim 1, wherein the rail is a telescoping rail or a folding rail.

6. The system of claim 1, wherein the frame further comprises a rail telescoping bore through which the rail is coupled to the frame.

7. The system of claim 1, wherein the scanning bed comprises a couch plate and a base, the guide rail is disposed on the couch plate, wherein the base is to support the couch plate, and the couch plate is moved by the base in the first, second, or third directions, the first, second, and third directions being perpendicular two by two.

8. The system of claim 7, wherein the base includes a horizontal support and a vertical support, wherein the horizontal support is connected to the deck at one end and the vertical support at the other end, and the horizontal support is configured to rotate relative to the vertical support.

9. The system of claim 1, further comprising: a second medical device arranged with the first medical device along the first direction, the first medical device being an imaging device, the second medical device being a therapy device or an imaging device.

10. The system of claim 9, further comprising a support element for supporting the couch plate, the support element being disposed on the first and/or second medical device or between the first and second devices.