CN110559005B

CN110559005B - Medical system

Info

Publication number: CN110559005B
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: 2024-02-27
Anticipated expiration: 2039-09-18
Also published as: CN110559005A

Abstract

The invention discloses a medical system, comprising: the medical equipment comprises a frame, a scanning bed and guide rails, wherein the frame and the scanning bed are arranged along a first direction, the guide rails are arranged on the scanning bed, the guide rails are arranged on two sides of a bed body of the scanning bed along the first direction, and the frame moves along the guide rails. According to the technical scheme, the guide rail is arranged on the scanning bed, so that the frame can move along the guide rail, the integration of the frame and the scanning bed is realized through the guide rail, the space is saved, and the cost is reduced; meanwhile, when scanning, the stand moves along the guide rail, and the treatment bed is kept motionless, so that the patient can be ensured to be always in the scanning center, the operation is simple, and the quality of the scanned image 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

CT (Computed Tomography), electronic computer tomography) scanning system, utilize X-ray beam to scan the position of examining the human body and image. The method has the advantages of simple operation, high resolution and the like, and is widely applied to the field of medical diagnosis.

In a conventional CT scanning system, a scanning bed is often moved, a CT gantry is kept stationary, and the scanning bed and the CT gantry are completely separated. The required space is large, and when the CT scanning system is used together with medical equipment of other modes, the CT system and other systems are required to be integrated, so that the integration difficulty is high.

Disclosure of Invention

The invention provides a medical system, which is characterized in that a frame is combined with a scanning bed, the occupied space is small, the system is easy to integrate with medical equipment of other modes, the system stability is good, and the operation is easy.

The technical method of the embodiment of the invention provides a medical system, which comprises the following steps: the medical equipment comprises a frame, a scanning bed and guide rails, wherein the frame and the scanning bed are arranged along a first direction, the guide rails are arranged on the scanning bed, the guide rails are arranged on two sides of a bed body of the scanning bed along the first direction, and the frame moves along the guide rails.

Further, the first medical device further comprises:

and one end of the connecting bracket is arranged on the frame, and the other end of the connecting bracket is movably connected with the guide rail.

Further, the first medical device further comprises a braking module, wherein 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 braking module, so that the frame is inclined along the scanning bed by a set angle.

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

Optionally, the rack further comprises a guide rail telescopic hole, and the guide rail is connected with the rack through the guide rail telescopic hole.

Further, the scanning bed comprises a bed plate and a base, wherein the guide rail is arranged on the bed plate, the base is used for supporting the bed plate, the bed plate moves along the first direction, the second direction or the third direction through the base, and the first direction, the second direction and the third direction are perpendicular to each other in pairs.

Further, the base comprises a horizontal supporting portion and a vertical supporting portion, wherein one end of the horizontal supporting portion is connected with the bed plate, the other end of the horizontal supporting portion is connected with the vertical supporting portion, and the horizontal supporting portion is arranged to rotate relative to the vertical supporting portion.

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

Optionally, the medical system further comprises: the support element is used for supporting the bed board, and is arranged on the first medical equipment and/or the second medical equipment or arranged between the first equipment and the second equipment.

According to the technical scheme, the guide rails arranged on the two sides of the scanning bed are used for realizing the integration of the frame and the scanning bed, so that the space is saved, and the cost is reduced; meanwhile, when scanning, the frame moves along the guide rail, and the scanning bed is kept motionless, so that the patient can be ensured to be always in the scanning center, the operation is simple, and the quality of the scanned image 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 in accordance with a third embodiment of the present invention;

fig. 4 is a schematic structural diagram of a multi-modal medical system according to a fourth embodiment of the present invention.

Detailed Description

Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present invention and should not be construed as limiting the invention. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present invention are shown in the drawings.

The technical scheme of the invention is further described below by the specific embodiments with reference to the accompanying drawings.

Example 1

Fig. 1 is a schematic structural diagram of a medical imaging system according to an embodiment of the present invention, and as shown in fig. 1, the medical imaging system includes a first medical device 100, the first medical device 100 includes a gantry 110, a scan bed 120, and a guide rail 130, wherein the scan bed 120 includes a couch plate 121 and a base 122.

The frame 110 and the scan bed 120 are arranged along a first direction a, the guide rail 130 is disposed on the scan bed 120, and the guide rail 130 is disposed on two sides of a bed body of the scan bed 120 along the first direction a, and the frame 110 moves along the guide rail 130. Specifically, the guide rail is disposed on the bed plate 121, the base 122 is used for supporting the bed plate 121, and the bed plate 121 moves along the first direction a, the second direction B or the third direction C through the base 122, and the first direction a, the second direction B and the third direction C are perpendicular to each other. The gantry 110 is used to scan a scanned object and collect scan data. During scanning, the scanning bed 120 is kept motionless, and the frame 110 moves back and forth along the guide rail 130, so as to realize scanning of various parts of the human body.

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

Specifically, the first medical device 100 includes a CT scanning system, a magnetic resonance imaging system (Magnetic Resonance Imaging, MRI), a positron emission computed tomography system (Positron Emission Computed Tomography, PET), or the like.

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

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

Alternatively, the rail 130 may be a telescopic rail or a folding rail. The guide rail 130 may be folded or retracted 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 device 100 cooperates with other imaging systems to perform examination or treatment, the guide rail 130 is retracted or folded outside the working area of the other imaging systems, so that the shooting quality of the other imaging systems is not affected, which is beneficial to performing multi-mode imaging.

For example, when the first medical device 100 is used for diagnosis treatment in combination with a radiotherapy system, the guide rail 130 is folded or contracted outside the radiotherapy area after the gantry 110 is scanned, so that the radiation dose is not affected during the radiotherapy process, and smooth progress of the radiotherapy process is ensured.

Further, the first medical device 100 further comprises: and a driving device for driving the frame 110 to move on the guide rail 130. When the scanning is completed, the sliding blocks on the guide rail can be controlled to be static on the guide rail main body through the driving device, such as a motor or a motor, for example, the motor can be controlled to rotate reversely, so that the connection of the stand 110 and the scanning bed 120 is effectively ensured to be in a locking state, the stand 110 moves or rotates along with the scanning bed 120, and the stand 110 and the scanning bed 120 are ensured to be connected integrally. Corresponding mechanical structures can be selected to fixedly connect the stand 110 and the scanning bed 120, so that the connection state of the stand and the scanning bed is fixed.

Alternatively, the base 122 may be disposed at a rear portion of the couch 121 or at an end remote from the gantry 110 to support the couch 120. Because the base is disposed 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 performed.

Alternatively, 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 is connected to the vertical support portion, and the horizontal support portion is configured to rotate relative to the vertical support portion.

Further, 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 couch plate 121 or the scan bed 120 through the horizontal support.

Through the horizontal support, the vertical support, and the rotating structure, the scanning bed 120 can translate and rotate in three dimensions (the directions A, B and C in the figure) front and back, left and right, and up and down in space.

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 refined and supplemented on the basis of the above embodiment, and as shown in fig. 2, the medical system includes: first medical device 200, first medical device 200 includes gantry 210, scanner bed 220, rail 230, connection bracket 240, vertical support 250, rotational structure 260, and horizontal support 270.

The frame 210 and the scan bed 220 are arranged along a first direction a, the guide rail 230 is disposed on the scan bed 220, and the guide rail 230 is disposed on two sides of the bed body of the scan bed 220 along the first direction a, and the frame 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 with the guide rail 230. One end of the horizontal support 270 is fixedly connected with the scan bed 220, the other end is movably connected with the vertical support 250, and the rotating frame 260 is disposed between the vertical support 250 and the horizontal support 270 to rotate the scan bed 220 through the horizontal support. .

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

Further, the gantry 210 includes a gantry body and a scan aperture. The connection bracket 240 may be disposed outside or inside the scan aperture of the gantry 210.

For example, one end of the connection bracket 240 may be disposed outside the scan aperture of the gantry 210, symmetrically disposed with respect to the center of the scan aperture. The advantage of this arrangement is that the connecting bracket is placed outside the scanning aperture without affecting the energy of the scanning radiation and thus the scanning imaging quality.

Optionally, the connection bracket 240 includes a brake module, which is disposed at a connection portion between the connection bracket 240 and the guide rail 230, so as to fixedly connect the connection bracket and the guide rail.

Specifically, the braking module may be detachably or fixedly configured, and may perform braking in an artificial mode, or may be implemented in an automatic mode, for example, when the position to be scanned is detected to be at the center of scanning or when scanning is finished, the connecting bracket 240 and the guide rail 230 are automatically braked or locked. The brake module may be a screw locking device, a baffle or other mechanical locking device, or a non-contact brake module, such as an electromagnetic force of an electromagnet, which is used to tightly connect the connection bracket 240 with the guide rail 230.

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 scan bed 220 by a set angle.

Wherein, the range of the inclination angle can be + -30 DEG, + -45 DEG, + -60 DEG, + -90 DEG, etc.

Optionally, the first medical device 200 further includes an inclined bracket, one end of which is movably connected to the frame 210, and the other end of which is connected to the guide rail 230.

In particular, the tilting mount may tilt the gantry 210 at an angle relative to the scan bed 220, the tilting mount may include a swivel bearing to increase torque, the tilting mount may be tilted at an angle ranging from + -30 °, + -45 °, + -60 °, + -90 °, etc.

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

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

Optionally, the medical system further comprises: the pedal table is arranged at one side of the scanning bed, so that a person to be detected can lie or sit on the scanning bed conveniently.

According to the technical scheme, 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 rail of linking bridge and scanning bed both sides, the frame moves and the stationary scanning mode of scanning bed along the scanning bed when having realized the scanning, has improved the security and the user experience of scanning, simultaneously, guarantees that the patient is in the scanning center all the time, need not to put the position, saves time, and the operation is simple and easy, has improved the stability of scanning process simultaneously to imaging quality has been improved.

It should be noted that the first medical device 200 according to any embodiment of the present invention may be used as a stand-alone imaging system, and may be used in combination with other devices or applications. For example, the surgical procedure may be guided in conjunction with a medical imaging system during the surgical procedure; treatment devices, such as catheters, endoscopes, etc., may be fitted to guide their position; can also be matched with medical equipment of other modes for diagnosis and treatment, such as radiotherapy equipment, ultrasonic equipment, optical equipment and the like.

Example III

Fig. 3 is a schematic structural diagram of another medical system according to a third embodiment of the present invention, which is further supplemented on the basis of the first embodiment, where the rack of the medical system further includes: the guide rail is a telescopic hole.

As shown in fig. 3, the medical system includes: the first medical device 300 comprises: the scanning device comprises a frame 310, a scanning bed 320 and guide rails 330, wherein the frame 310 comprises guide rail telescopic holes 311, the scanning bed 320 comprises a bed plate 321 and a supporting element 322, the guide rails 330 are arranged on the scanning bed 320, the guide rails 330 are arranged on two sides of the bed plate 321 of the scanning bed 320 along a first direction A, and the guide rails 330 are connected with the frame through the guide rail telescopic holes.

The guide rail 330 shown in fig. 3 and the manner in which the guide rail 330 is connected to the frame 310 through the guide rail extension hole 311 are only examples, the shape of the guide rail 330 may be a fold line shape, a Y shape or other shapes, and the guide rail 330 and the frame 310 may be connected in any form through the extension hole 311, which is not limited in this regard.

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

Illustratively, a matching guide rail may be disposed in the guide rail telescopic hole 311, where the matching guide rail is matched with the guide rail 330 disposed on the scanning bed 320 to slide, and the guide rail 330 is at least partially contacted with the matching guide rail, so that the frame 310 is connected with the scanning bed 320, and the frame and the scanning bed are integrated.

According to the technical scheme provided by 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 IV

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: first medical device 410 and second medical device 420, first medical device 410 being a first medical device in a medical system provided by any of the embodiments described above. The first medical apparatus 410 comprises a gantry 411, a scanning bed 412 and a guide rail 413.

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

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

In particular, the linac may be a low energy, medium energy or high energy linac, which includes a base, rotating gantry, stationary gantry, treatment head, etc. The linear accelerator emits electrons from the electron gun, and the electrons are accelerated by a magnetron or a speed regulating tube and are emitted 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, the guide rail 413 is disposed on the bed board, wherein the base is used for supporting the bed board, and the bed board moves along the first direction, the second direction or the third direction through the base, and the first direction, the second direction and the third direction are perpendicular to each other.

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; the braking module is arranged at the joint of the connecting bracket and the guide rail 413 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 is fixedly connected with the guide rail 413 through the braking module, so that the frame is inclined along the scanning bed by a set angle.

Optionally, the multi-modal medical system further comprises: a support element for supporting a couch plate of the scanning couch 412, the support element being arranged on the first medical apparatus 410 and/or the second medical apparatus 420, or the support element being arranged between the first apparatus 410 and the second apparatus 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 board so as to provide effective support, reduce the sinking amount of the bed board in the moving process and ensure the stability of the scanning bed.

Optionally, the first medical device 410 further includes an inclined bracket, 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 inclined along the scan bed 412 by a set angle. The advantages of this arrangement are that: the gantry 411 moves with the scan table 412 and can be tilted at an angle during radiation therapy, so that scan positioning can be performed simultaneously during radiation therapy to the target area to guide the radiation therapy process and improve the quality of radiation therapy.

Since the material of the rail 413 is often metal, a telescopic rail or a folding rail is selected to connect the gantry 411 and the scan bed 412 of the first medical device 410. The advantage of this arrangement is that the guide rail 413 is contracted or folded during the course of the radiation treatment after the scanning is completed, thereby effectively preventing the influence of the guide rail on the radiation and ensuring the effective treatment.

Illustratively, the radiation treatment process is largely divided into a scanning phase and a radiation phase, in which the gantry 411 moves back and forth along the guide rail 413 on the scan table 412 to acquire scanned images and plan the radiation treatment; in the radiotherapy stage, the gantry 411 and the scanning bed 412 are fixed or tightly connected through the brake module or the control driving 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 relatively move, and the radiotherapy is performed after the position of the scanning bed is adjusted. In the radiotherapy process, in order to perform radiotherapy more accurately, the gantry 411 is 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, obtain a scan positioning image, guide the radiotherapy process, and improve the radiotherapy quality.

The technical scheme of the embodiment of the invention also provides a radiotherapy system, wherein the first medical equipment is imaging equipment, the frame and the scanning bed of the first medical equipment are integrated into a whole through the connecting rod, the second medical equipment is radiotherapy equipment, and the imaging equipment and the radiotherapy equipment are arranged along a first direction, so that compared with the traditional radiotherapy process: the scanning bed is arranged between the imaging equipment and the radiotherapy equipment, the scanning bed board is moved, so that a patient can image a designated part along with the movement of the scanning bed board to the imaging area of the first medical equipment, after the imaging is finished, the scanning bed board is moved out of the imaging area of the first medical equipment, and the scanning bed board is moved to the radiotherapy area of the radiotherapy equipment. Meanwhile, as the scanning bed board is 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 space occupied by the system is saved through the integrated first medical equipment. And the scanning bed can rotate by a set angle under the support of the base, so that non-coplanar radiotherapy is realized.

Compared with the traditional multi-mode scanning system, when a patient enters an imaging area of the first medical equipment 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 the second medical equipment 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 the multi-mode imaging is effectively reduced, the space occupied by the system is saved through the integrated first medical device, the equipment cost is reduced, and the radiotherapy position obtained in the obtained image is more accurate; in the scanning process, the frame moves along the scanning bed and the scanning bed is stationary, so that the scanning safety and the user experience are improved, meanwhile, as the frame and the scanning bed are integrated, the frame can be directly moved back and forth through the guide rail to scan, the working flow is simplified, the frequency of sickbed movement is reduced, and the user experience is improved; in the related process of the medical equipment of the second mode, if the scanning bed is required to be repositioned, the frame is inclined by a certain angle relative to the scanning bed through the connecting support, the target area is scanned and positioned, the operation flow is simplified, and real-time image guidance is realized. The multi-mode medical system provided by the technical scheme of the embodiment of the invention has the advantages of simple and easy equipment control and high system integration level.

It is to be understood that the above examples of the present invention are provided for clarity of illustration only and are not limiting of the embodiments of the present invention. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the invention are desired to be protected by the following claims.

Claims

1. A medical system, comprising: the medical equipment comprises a frame, a scanning bed and a guide rail, wherein the frame and the scanning bed are arranged along a first direction, the guide rail is arranged on the scanning bed, the guide rail is arranged on two sides of a bed body of the scanning bed along the first direction, and the frame moves along the guide rail;

wherein the first medical device further comprises:

one end of the connecting bracket is arranged on the rack, and the other end of the connecting bracket is movably connected with the guide rail;

the first medical device further comprises a braking module, wherein the braking module is arranged at the joint of the connecting bracket and the guide rail so as to fixedly connect the connecting bracket and the guide rail;

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 braking module so as to enable the frame to incline along the scanning bed by a set angle;

the frame comprises a bracket main body and a scanning aperture, and one end of the connecting bracket is arranged outside the scanning aperture of the frame;

and one end of the inclined bracket is movably connected with the frame, and the other end of the inclined bracket is connected with the guide rail.

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

3. The system of claim 1, wherein the frame further comprises a rail extension aperture, the rail being coupled to the frame through the rail extension aperture.

4. The system of claim 1, wherein the scanning bed comprises a bed plate and a base, the guide rail is disposed on the bed plate, wherein the base is configured to support the bed plate, and the bed plate is moved by the base along the first direction, the second direction, or the third direction, and the first direction, the second direction, and the third direction are perpendicular to each other.

5. The system of claim 4, wherein the base comprises a horizontal support and a vertical support, wherein one end of the horizontal support is connected to the deck and the other end is connected to the vertical support, and wherein the horizontal support is configured to rotate relative to the vertical support.

6. The system as recited in claim 1, further comprising: a second medical device arranged along the first direction with the first medical device, and the first medical device is an imaging device, the second medical device being a treatment device or an imaging device.

7. The system of claim 6, further comprising a support element for supporting a bed deck, the support element being disposed on the first medical device and/or the second medical device or the support element being disposed between the first medical device and the second medical device.