CN213551865U - CT patient support, CT scanning device and CT scanning system - Google Patents
CT patient support, CT scanning device and CT scanning system Download PDFInfo
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- CN213551865U CN213551865U CN202021863051.4U CN202021863051U CN213551865U CN 213551865 U CN213551865 U CN 213551865U CN 202021863051 U CN202021863051 U CN 202021863051U CN 213551865 U CN213551865 U CN 213551865U
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Abstract
The application discloses a CT patient support, a CT scanning device and a CT scanning system. The CT patient support includes: the support seat is connected with a scanning frame of the CT scanning device; the lifting upright columns comprise a first lifting upright column and a second lifting upright column which are positioned at two sides of the scanning frame, and the first lifting upright column and the second lifting upright column are both arranged on the supporting seat; the bed board, the both ends of bed board are connected respectively first lift stand with on the second lift stand, just the bed board passes through the scanning hole of scan rack, so that pass through the lift of first lift stand and/or second lift stand, adjust the bed board with position in the scanning hole of scan rack. The technical problem of inaccurate installation accuracy between patient support and the CT scan frame caused by the fact that the patient support and the CT scan frame are not easy to adjust in the related art is solved.
Description
Technical Field
The present application relates to the technical field of CT (Computed Tomography) devices, and in particular, to a CT patient support, a CT scanning device and a CT scanning system.
Background
A conventional CT (computed tomography) scanning system comprises a gantry (containing a rotatable X-ray source and an X-ray detector inside), a patient support (containing a horizontally movable table for supporting a patient to be scanned), an operation console (providing a user interface for receiving and storing scanning data, reconstructing and displaying CT tomographic images), and some auxiliary systems. During the scanning process, the scanning frame rotates at a fixed position, a patient lies on the patient support horizontally, and the bed plate of the patient support supports the patient to move horizontally.
At present, the existing product technology in the market is that a host computer and a patient support are separately designed, so that the traditional CT scanning frame and the patient support need independent installation positions, the installation precision between the patient support and the CT scanning frame is inaccurate, and the adjustment is not easy.
Aiming at the problem that the installation precision between a patient support and a CT scanning frame is not accurate due to the fact that the patient support and the CT scanning frame are not easy to adjust in the related art, an effective solution is not provided at present.
Disclosure of Invention
The main objective of the present application is to provide a CT patient support, a CT scanning device and a CT scanning system, so as to solve the problem that the installation accuracy between the patient support and the CT scanning frame is not accurate due to the fact that the patient support and the CT scanning frame are not easily adjusted in the related art.
To achieve the above object, in a first aspect, the present application provides a CT patient support.
A CT patient support according to the present application comprises: the support seat is connected with a scanning frame of the CT scanning device;
the lifting upright columns comprise a first lifting upright column and a second lifting upright column which are positioned at two sides of the scanning frame, and the first lifting upright column and the second lifting upright column are both arranged on the supporting seat;
the bed board, the both ends of bed board are connected respectively first lift stand with on the second lift stand, just the bed board passes through the scanning hole of scan rack, so that pass through the lift of first lift stand and/or second lift stand, adjust the bed board with position in the scanning hole of scan rack.
Optionally, the bed plate is parallel to a central axis of the gantry.
Optionally, the CT patient support further comprises a vertical push rod for driving the lifting upright to lift;
the vertical push rod is positioned in the lifting upright column, the lower end of the vertical push rod is connected with the supporting seat, and the upper end of the vertical push rod is connected with the lifting upright column.
Optionally, at least two vertical push rods are arranged in the lifting upright post.
Optionally, the CT patient support further comprises a foot pedal, the foot pedal is fixed on the support seat, the first lifting column, the scanning frame and the foot pedal are sequentially arranged on the support seat, and one end of the bed board extends towards the foot pedal.
Optionally, a groove is formed in one side, close to the bed plate, of the pedal plate, the second lifting stand column is located in the groove, and the bed plate extends into the groove.
Optionally, the footboard is arranged perpendicular to the bed plate.
Optionally, the material of the bed deck comprises carbon fiber board.
In a second aspect, the present application also provides a CT scanning apparatus comprising the above CT patient support.
In a third aspect, the present application further provides a CT scanning system, which includes the above CT scanning apparatus.
In an embodiment of the present application, there is provided a CT patient support by providing: the support seat is connected with a scanning frame of the CT scanning device; the lifting upright columns comprise a first lifting upright column and a second lifting upright column which are positioned at two sides of the scanning frame, and the first lifting upright column and the second lifting upright column are both arranged on the supporting seat; the bed board, the both ends of bed board are connected respectively first lift stand with on the second lift stand, just the bed board passes through the scanning hole of scan rack, so that pass through the lift of first lift stand and/or second lift stand, adjust the bed board with position in the scanning hole of scan rack. Like this, through first lift stand of independent or synchronous adjustment and second lift stand, can adjust the bed board with position in the scanning hole of scanning frame, for example make the bed board is on a parallel with the axis of scanning frame, perhaps, adjust the distance between the axis of bed board and scanning frame, this CT patient support has realized the purpose of adjusting patient support and CT scanning frame installation accuracy fast conveniently. Therefore, the technical problem that in the related art, the installation accuracy between the patient support and the CT scanning frame is inaccurate due to the fact that the patient support and the CT scanning frame are not easy to adjust is solved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, serve to provide a further understanding of the application and to enable other features, objects, and advantages of the application to be more apparent. The drawings and their description illustrate the embodiments of the invention and do not limit it. In the drawings:
fig. 1 is a schematic structural diagram of a CT scanning apparatus according to an embodiment of the present application;
fig. 2 to 4 are schematic diagrams illustrating a CT scanning apparatus according to an embodiment of the present application in an inverted state;
FIG. 5 is a schematic diagram of a patient support according to an embodiment of the present application;
fig. 6 is a schematic structural diagram of a hidden gantry of a CT scanner according to an embodiment of the present application;
FIG. 7 is a schematic view of a CT scanner with another view angle of the gantry hidden, according to an embodiment of the present application;
FIG. 8 is a schematic diagram of a balance couple formed between a weight and a gantry according to an embodiment of the present disclosure;
wherein:
1, a scanning frame;
2, a bed board;
3, a first lifting upright post;
4, supporting a seat;
5, a steel wire rope group;
6, an outer guide rail;
7, a push rod;
8, a foot pedal;
9, a second lifting upright post;
10, an inner guide rail;
11, a balancing weight;
12, driving a screw rod;
13, a fixed pulley;
14, turning over the support;
15, turning over the shaft;
16, a vertical push rod;
17, a screw rod seat;
18, a groove;
19, an adapter;
20, slotting;
21, a through hole;
22, a hinged seat.
Detailed Description
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.
Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.
Furthermore, the terms "mounted", "disposed", "provided", "connected", "slidably connected", "fixed", should be understood in a broad sense. For example, "connected" may be a fixed connection, a detachable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In addition, the term "plurality" shall mean two as well as more than two.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
As shown in fig. 1 to 8, the present application provides a CT patient support, which includes a support base 4, and a CT scanning apparatus including a gantry 1 connected to the support base 4;
the lifting upright columns comprise a first lifting upright column 3 and a second lifting upright column 9 which are positioned at two sides of the scanning frame 1, and the first lifting upright column 3 and the second lifting upright column 9 are both arranged on the supporting seat 4;
In this embodiment, the positions of the bed board 2 and the scanning hole of the scanning frame 1 can be adjusted by adjusting the first lifting column 3 and the second lifting column 9 individually or synchronously, for example, the bed board 2 is parallel to the central axis of the scanning frame 1, or the distance between the bed board 2 and the central axis of the scanning frame 1 is adjusted. The CT patient support realizes the purpose of quickly and conveniently adjusting the installation precision of the patient support and the CT scanning frame 1. Therefore, the technical problem that in the related art, the installation of the patient support and the CT scanning frame 1 is not easy to adjust, and the installation precision between the patient support and the CT scanning frame 1 is inaccurate is solved.
Wherein, the bed board 2 is parallel to the central axis of the scanning frame 1.
Optionally, the CT patient support further comprises a vertical push rod 16 for driving the lifting column to lift;
the vertical push rod 16 is positioned in the lifting upright column, the lower end of the vertical push rod 16 is connected with the supporting seat 4, and the upper end of the vertical push rod is connected with the lifting upright column.
Specifically, the vertical push rod 16 can drive the lifting upright to lift, so as to realize the independent or synchronous adjustment of the first lifting upright 3 and the second lifting upright 9.
Specifically, at least two vertical push rods 16 are arranged in the lifting upright column.
Specifically, at least two vertical push rods 16 are arranged in the lifting upright column, so that the lifting upright column can be lifted more uniformly.
Optionally, the CT patient support further comprises a pedal 8, the pedal 8 is fixed on the support base 4, the first lifting column 3, the scanning frame 1 and the pedal 8 are sequentially arranged on the support base 4, and one end of the bed plate 2 extends towards the pedal 8.
Specifically, the pedal 8 is arranged above the first end of the support seat 4, so that when the push rod applies acting force to the support seat 4, a patient on the patient support can be supported through the pedal 8, and the patient support is prevented from sliding off.
Optionally, a groove 18 is formed on one side of the footboard 8 close to the bed plate 2, the second lifting column 9 is located in the groove 18, and the bed plate 2 extends into the groove 18.
Specifically, by arranging the groove 18, the second lifting column 9 is accommodated in the groove 18, so that the overall structure is more compact, and the space is saved.
Specifically, the pedal 8 is perpendicular to the bed plate 2.
Optionally, the material of the bed plate 2 comprises carbon fiber plate.
Specifically, the material of bed board 2 can include the carbon fiber board about 10mm, and the carbon fiber board has structural strength big, and advantages such as light in weight.
Based on the same technical scheme, the application also provides a CT scanning device which comprises the CT patient support.
Referring to fig. 3 and 4, alternatively, one end of the push rod 7 is hinged to the second end of the flip support 14, and the other end of the push rod 7 is hinged to the support seat 4 at a position close to the first end of the support seat 4.
Specifically, one end through push rod 7 articulates the second end of upset support 14, the other end of push rod 7 articulates position on the supporting seat 4 is close to supporting seat 4 first end for can shorten the length of upset support 14 and push rod 7 as far as possible, be convenient for practice thrift the space, reduce overall structure and whole gravity.
Optionally, the overturning device further comprises an overturning shaft 15, and the first end of the overturning support 14 and the first end of the support seat 4 are both connected to the overturning shaft 15.
In particular, the first end of the tilting support 14 and the first end of the support seat 4 are hinged by a tilting shaft 15.
Optionally, the scanner further comprises an outer guide rail 6, the outer guide rail 6 is fixed on the support seat 4, the outer guide rail 6 is parallel to the axis of the scanner frame 1, and the scanner frame 1 is mounted on the outer guide rail 6, so that the scanner frame 1 slides on the outer guide rail 6.
Specifically, by arranging the outer guide rail 6, the scanning frame 1 can slide on the outer guide rail 6, and then CT scanning detection on a plurality of positions of a patient is realized.
Optionally, in order to stably and balancedly apply an acting force to the supporting seat 4 through the push rods 7, two push rods 7 are arranged, and the two push rods 7 are arranged in parallel, and the two push rods 7 are respectively located at two sides of the overturning support 14.
Referring to fig. 1, 6, 7 and 8, optionally, the scanning device further comprises:
the driving device is connected with the scanning frame 1 so as to drive the scanning frame 1 to slide on the supporting seat 4;
the fixed pulley 13 and the counterweight block 11 are arranged on the supporting seat 4;
the steel wire rope group 5, the steel wire rope group 5 is installed on the fixed pulley 13, just the both ends of steel wire rope group 5 respectively with balancing weight 11, the scanning frame 1 is connected, so that when supporting seat 4 is on the non-horizontal plane, balancing weight 11 with form the equilibrium couple between the scanning frame 1.
Specifically, when the supporting seat 4 is located on a non-horizontal plane by arranging the steel wire rope group 5, the fixed pulley 13 and the counterweight block 11, a balance couple is formed between the counterweight block 11 and the scanning frame 1, so that the whole scanning frame 1 can be driven to vertically move by selecting a low-power/torque driving device, the cost of driving devices such as motors and the like is effectively reduced, and the system noise generated when the scanning frame 1 is driven to move by the high-power/torque driving devices such as motors and the like is effectively reduced. Therefore, the technical problems that the weight of the scanning frame 1 is heavy, and the noise is large due to the fact that a high-power motor is needed when the scanning frame is in a vertical position in the prior art are solved.
It should be noted that, in this embodiment, in order to form a balance couple between the counterweight 11 and the gantry 1, the total weight of the counterweight 11 should be as close as possible to the total weight of the gantry 1, so that when the gantry 1 is vertically arranged in the axial direction, only a small thrust is needed when the gantry 1 needs to be driven to move along the axis, that is, the reciprocating motion function of the gantry 1 can be realized by using a motor with a small power/torque, and this design can greatly reduce the model selection cost of the motor and effectively reduce the system noise caused by using a high-power motor.
Optionally, the device further comprises an inner guide rail 10, wherein the inner guide rail 10 is arranged inside the support seat 4;
the counterweight block 11 is slidably connected to the inner guide rail 10, so that the counterweight block 11 slides on the inner guide rail 10, and the sliding direction of the counterweight block 11 is parallel to the sliding direction of the scanning frame 1 on the supporting seat 4.
Specifically, can provide the mounted position for balancing weight 11 through setting up inner guide rail 10, can guarantee again balancing weight 11's slip direction can with the scanning frame 1 is in the slip direction on the supporting seat 4 is parallel, thereby realizes balancing weight 11 with form the balanced couple between the scanning frame 1.
Optionally, the driving device includes a driving screw 12 and a screw seat 17, the driving screw 12 is installed on the supporting seat 4, the screw seat 17 is screwed on the driving screw 12, and the screw seat 17 is connected to the scanning frame 1, so that the driving screw is matched with the screw seat 17 to drive the scanning frame 1 to slide on the supporting seat 4.
Specifically, when the screw 12 is rotationally driven by a motor and the like, the screw seat 17 which cannot rotate moves on the driving screw 12, so that the scanning frame 1 is driven to slide on the supporting seat 4, and different positions of a patient are scanned.
Optionally, the screw driver further comprises an adaptor 19, the adaptor is fixedly embedded on the screw rod seat 17, and the adaptor 19 is in threaded connection with the driving screw rod 12.
Specifically, because need and lead screw threaded connection, when adapter 19 appeared wearing and tearing or damaged, need not wholly change lead screw seat 17 with adapter 19 dismantlement change to reduce the later maintenance cost.
Optionally, a through hole 21 is formed in the counterweight block 11 for accommodating the driving screw to pass through, and the driving screw passes through the through hole 21 and is installed on the support seat 4.
Specifically, be equipped with on the balancing weight 11 and hold the through-hole 21 that the drive lead screw passes through, this through-hole 21's size is greater than the external diameter of drive lead screw promptly, and under the circumstances that balancing weight 11 removed and the drive lead screw is rotatory, can effectively avoid the motion interference between balancing weight 11 and the drive lead screw.
Alternatively, one end of the wire rope set 5 is connected to the screw base 17.
Specifically, one end of the steel wire rope group 5 is connected to the screw rod seat 17, so that the steel wire rope group 5 is connected with the scanning frame 1, and the steel wire rope group 5 is not directly connected with the scanning frame 1, so that the structural strength of the scanning frame 1 does not need to be specially improved, and the total weight of the scanning frame 1 is prevented from being increased.
Optionally, the fixed pulley 13 and the wire rope set 5 matched with the fixed pulley 13 are arranged on both sides of the driving screw rod 12.
Specifically, both sides of the driving screw 12 are provided with the fixed pulley 13 and the wire rope sets 5 matched with the fixed pulley 13, so that the wire rope sets 5 on both sides can more uniformly transmit the acting force between the counterweight block 11 and the screw rod seat 17.
Referring to fig. 6 to 8, optionally, a slot 20 is formed inside the supporting seat 4, and the scanning frame 1 is mounted outside the supporting seat 4;
the fixed pulley 13 with the balancing weight 11 is installed in fluting 20, just fixed pulley 13 is located fluting 20 is kept away from the one end of upset support 14, wire rope group 5 is installed on fixed pulley 13, just wire rope group 5's both ends respectively with the balancing weight 11 the scan rack 1 is connected, inner guide 10 sets up in the fluting 20.
Specifically, all install scanistor 1 and patient support through supporting seat 4 the outside of supporting seat 4 articulates upset support 14 in supporting seat 4 below, and rethread sets up fluting 20 with drive arrangement, wire rope group 5 fixed pulley 13 with balancing weight 11 holds in the inboard of supporting seat 4, on realizing the multi-functional basis of chassis structure, rationally deploys each functional unit, has reduced occupation space effectively.
Wherein the inner rail 10 is disposed in the slot 20.
Optionally, a hinge seat 22;
articulated seat 22 is fixed in fluting 20, just articulated seat 22 is located the inner rail 10 below, push rod 7 articulates on articulated seat 22, be equipped with on the balancing weight 11 and hold the breach that articulated seat 22 passed through, so that balancing weight 11 passes when sliding on the inner rail 10 articulated seat 22 position.
Specifically, can provide the mounted position in fluting 20 for push rod 7 through setting up articulated seat 22, because articulated seat 22 is located the inner rail 10 below, be equipped with on the balancing weight 11 and hold the breach that articulated seat 22 passed through, so that balancing weight 11 passes when sliding on the inner rail 10 articulated seat 22 position is located, makes like this, and push rod 7 remains one side at balancing weight 11 all the time at the course of the work, can not take place to interfere with the motion of balancing weight 11.
Based on the same technical scheme, the application also provides a CT scanning system which comprises the CT scanning device.
In the embodiment of the application, a CT patient support is provided, patient support's bed board 2 is by the carbon fiber sheet, the accessible increases or reduces the requirement that the different bearing capacity of bed board 2 is satisfied in the mode of vertical push rod 16 quantity, this design is simple, low cost, satisfy the requirement of 2 lift position adjustable traditional patient supports of bed board simultaneously again, and this patient support and scan rack 1 and other part high integration, and the relative position precision is accurate between scan rack 1, a large amount of processing costs of having practiced thrift, installation time, the effectual inaccurate problem of traditional CT scan rack 1 and patient support independent installation position precision of having solved, the accurate positioning of patient for scan rack 1 has been realized.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (10)
1. A CT patient support, comprising:
the support seat is connected with a scanning frame of the CT scanning device;
the lifting upright columns comprise a first lifting upright column and a second lifting upright column which are positioned at two sides of the scanning frame, and the first lifting upright column and the second lifting upright column are both arranged on the supporting seat;
the bed board, the both ends of bed board are connected respectively first lift stand with on the second lift stand, just the bed board passes through the scanning hole of scan rack, so that pass through the lift of first lift stand and/or second lift stand, adjust the bed board with position in the scanning hole of scan rack.
2. The CT patient support according to claim 1, wherein the couch plate is parallel to a central axis of the gantry.
3. The CT patient support according to claim 1, further comprising a vertical push rod for driving the elevation column to elevate;
the vertical push rod is positioned in the lifting upright column, the lower end of the vertical push rod is connected with the supporting seat, and the upper end of the vertical push rod is connected with the lifting upright column.
4. The CT patient support of claim 3, wherein at least two of the vertical push rods are disposed within the lifting column.
5. The CT patient support according to claim 1, further comprising a foot pedal, wherein the foot pedal is fixed on the support base, and the first elevating column, the scanning frame and the foot pedal are sequentially arranged on the support base, and one end of the bed board extends toward the foot pedal.
6. The CT patient support of claim 5, wherein a side of the foot pedal adjacent to a bed plate has a recess in which the second lifting post is located, the bed plate extending into the recess.
7. The CT patient support of claim 5, wherein the foot pedal is disposed perpendicular to the bed plate.
8. The CT patient support according to claim 1, wherein the material of the bed deck comprises carbon fiber board.
9. A CT scanning device comprising a CT patient support according to any of claims 1-8.
10. A CT scanning system comprising a CT scanning device according to claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021863051.4U CN213551865U (en) | 2020-08-31 | 2020-08-31 | CT patient support, CT scanning device and CT scanning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021863051.4U CN213551865U (en) | 2020-08-31 | 2020-08-31 | CT patient support, CT scanning device and CT scanning system |
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| Publication Number | Publication Date |
|---|---|
| CN213551865U true CN213551865U (en) | 2021-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021863051.4U Active CN213551865U (en) | 2020-08-31 | 2020-08-31 | CT patient support, CT scanning device and CT scanning system |
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| Country | Link |
|---|---|
| CN (1) | CN213551865U (en) |
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2020
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Effective date of registration: 20220207 Address after: 225266 building 16, No. 49, Renmin Middle Road, dinghuo Town, Jiangdu District, Yangzhou City, Jiangsu Province Patentee after: Sanuo Weisheng medical technology (Yangzhou) Co.,Ltd. Address before: 100176 1st floor, building 8, 11 Kangding street, Beijing Economic and Technological Development Zone, Daxing District, Beijing Patentee before: Sinovision Technology (Beijing) Co.,Ltd. |
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