CN104771839B - radiotherapy apparatus - Google Patents
radiotherapy apparatus Download PDFInfo
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- CN104771839B CN104771839B CN201510216035.3A CN201510216035A CN104771839B CN 104771839 B CN104771839 B CN 104771839B CN 201510216035 A CN201510216035 A CN 201510216035A CN 104771839 B CN104771839 B CN 104771839B
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- radiotherapy apparatus
- mainframe
- telescopic
- radiotherapy
- horizontal extension
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Abstract
The invention provides a kind of radiotherapy apparatus, including mainframe, radiotherapy head, solid probe and radiotherapy apparatus support, radiotherapy apparatus support to include：Horizontal extension mechanism, first end are fixed on mainframe, and the second end is telescopic along perpendicular to the outer face direction of mainframe；Vertical telescopic mechanism, first end are connected in horizontal extension mechanism, the second end fixed solid detector, and the second end of vertical telescopic mechanism is telescopic so that solid probe can be closer or far from radiotherapy head；Rotating mechanism, it is arranged between horizontal extension mechanism and vertical telescopic mechanism, driving vertical telescopic mechanism rotates so that solid probe is changed being roughly parallel between the first state in the direction of outer face of mainframe and the second state relative with radiotherapy head.The present invention is advantageous to improve picture quality, realizes accurate auxiliary treatment, detector mechanism can be retracted to the mainframe of radiotherapy apparatus so that overall structure is compacter.
Description
Technical field
The invention mainly relates to radiotherapy unit, more particularly to a kind of radiotherapy apparatus.
Background technology
In modern medicine, radiotherapy is a kind of important means for treating malignant tumour.Radiotherapy refers to using height
Energy radioactive ray kill tumour, are generally completed using large medical equipment accelerator.Radiotherapy apparatus is one in biomedicine
Kind is used for carrying out tumour the particle accelerator device of radiotherapy.
Conventional radiotherapy apparatus generally use cylinder type structure, detection is set in the top of cylinder type radiotherapy apparatus
Device.However, panel detector structure herein is often fixed on the radiotherapy apparatus.Because detector can not be in radiotherapy apparatus
Vertical direction on realize it is a wide range of mobile so that detector upper surface can not be more nearly human body, so as to cause image quality
Difference, patient put position inaccuracy, then influence therapeutic effect.
Fig. 1 is the irradiated area schematic diagram in solid probe divergent-ray source in radiotherapy apparatus.As shown in figure 1, when solid
Bulk detector parallel to mainframe direction along when moving to ISOCENTER (waiting center) position L (100cm), the photograph of radiographic source
The circle that area is diameter 40cm is penetrated, active region imaging area is about 40x40cm on detector.When solid probe is run down to
During 145cm, the irradiated area of its ray is diameter 58cm circle, now the tissue in radiation exposure area can only part into
As in detector active region.Therefore detector transverse shifting and the motion perpendicular to mainframe direction are advantageous to be imaged and aided in
Treatment.
Therefore, how by improving radiotherapy apparatus so that radiotherapy apparatus obtain image have higher precision and
Areas imaging is more extensively those skilled in the art's urgent problem to be solved.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of radiotherapy apparatus so that the detector of radiotherapy apparatus can
The large-scale continuous moving of multidimensional is carried out, so as to obtain high-precision image.
In order to solve the above technical problems, the invention provides a kind of radiotherapy apparatus, including mainframe, radiotherapy head,
Solid probe and radiotherapy apparatus support, the radiotherapy head are arranged on the mainframe, and its feature is, described to put
Penetrating support for therapeutical instrument includes：
Horizontal extension mechanism, its first end are fixed on the mainframe, and its second end is along perpendicular to the mainframe
Outer face direction is telescopic；
Vertical telescopic mechanism, its first end are connected in the horizontal extension mechanism, and its second end is fixed the solid and visited
Device is surveyed, wherein the second end of the vertical telescopic mechanism is telescopic so that the solid probe can be closer or far from institute
State radiotherapy head；
Rotating mechanism, it is arranged between the horizontal extension mechanism and the vertical telescopic mechanism, driving is described vertically to stretch
Contracting mechanism rotate so that the solid probe the direction for the outer face for being roughly parallel to the mainframe first state with
And changed between the second state relative with the radiotherapy head.
Alternatively, the horizontal extension mechanism can move in the horizontal direction on the mainframe, described to adjust
The position of solid probe.
Alternatively, the horizontal extension mechanism includes the first telescopic component and the second telescopic component, the vertical telescopic machine
Structure is connected between first telescopic component and second telescopic component.
Alternatively, first telescopic component and second telescopic component are arranged on the mainframe spaced reciprocally
On.
Alternatively, chute is offered on the mainframe, first telescopic component and second telescopic component, which are slided, to be set
In the chute.
Alternatively, first telescopic component and second telescopic component include some hollow bars respectively, described
Bar is socketed successively so that can be stretched out between the adjacent bar or to contract.
Alternatively, the vertical telescopic mechanism includes some sleeve pipes, and described sleeve pipe is socketed successively, between adjacent described sleeve pipe
Realized and stretched out or to contract by connector.
Alternatively, the rotating mechanism is arranged in first telescopic component, and the rotating mechanism includes：
Motor, it is fixed in first telescopic component, for providing driving force；
Screw rod, pass through rotary shaft and the motor connection；
Swivel nut, it is set on the screw rod；
Connecting rod, its one end are connected with the swivel nut, and the other end is connected with the vertical telescopic mechanism, in pushing away for the swivel nut
The dynamic lower drive vertical telescopic mechanism rotates relative to the horizontal extension mechanism.
Alternatively, the vertical telescopic mechanism horizontal extension mechanism can overturn 90 ° relatively so that described vertically to stretch
Contracting mechanism is located in the same horizontal plane with the horizontal extension mechanism.
Alternatively, the radiotherapy apparatus support also includes base, and the mainframe is fixed on the base.
Compared with prior art, the present invention has advantages below：Radiotherapy apparatus support of the present invention enables to electronics to penetrate
Solid probe makees big displacement motion with vertical direction in the horizontal direction in wild device for image, is advantageous to improve picture quality, real
Now accurate auxiliary treatment.Wherein, detector mechanism can be retracted to the mainframe of radiotherapy apparatus so that overall structure is more
It is compact, and save and carry out space putting beneficial to therapeutic bed.
Brief description of the drawings
Fig. 1 is the irradiated area schematic diagram in solid probe divergent-ray source in radiotherapy apparatus.
Fig. 2 is the overall structure diagram of radiotherapy apparatus of the present invention.
Fig. 3 is the structural representation one that radiotherapy apparatus medium-height trestle of the present invention is extend out to outside mainframe.
Fig. 4 is the structural representation two that radiotherapy apparatus medium-height trestle of the present invention is extend out to outside mainframe.
Fig. 5 is the structural representation one that radiotherapy apparatus medium-height trestle of the present invention is contracted to mainframe.
Fig. 6 is the structural representation two that radiotherapy apparatus medium-height trestle of the present invention is contracted to mainframe.
Fig. 7 is the structural representation one of transverse movement in radiotherapy apparatus of the present invention.
Fig. 8 is the structural representation two of transverse movement in radiotherapy apparatus of the present invention.
Embodiment
For the above objects, features and advantages of the present invention can be become apparent, the tool below in conjunction with accompanying drawing to the present invention
Body embodiment elaborates.
Many details are elaborated in the following description to facilitate a thorough understanding of the present invention, still the present invention can be with
It is different from other manner described here using other to implement, therefore the present invention is not limited by following public specific embodiment
System.
Fig. 2 is the overall structure diagram of radiotherapy apparatus of the present invention.To be radiated as shown in Fig. 2 the invention discloses one kind
Therapeutic equipment 100, it includes mainframe 110, radiotherapy first 120, solid probe 130 and radiotherapy apparatus support 200.Its
In, radiotherapy first 120 is arranged on mainframe 110.Radiotherapy apparatus support 200 includes horizontal extension mechanism, vertical telescopic
Mechanism 230 and rotating mechanism.The first end of the horizontal extension mechanism is fixed on mainframe 110, and the second end is along perpendicular to master
The outer face direction of frame 110 is extension type.The first end of vertical telescopic mechanism 230 is connected to the horizontal extension mechanism
On, the second end fixed solid detector 130.This second end for allowing for vertical telescopic mechanism 230 is telescopically, to cause admittedly
Bulk detector 130 can be closer or far from radiotherapy first 120.Solid probe 130 is fixed on the top of vertical telescopic mechanism 230
End, and positioned at the lower section of radiotherapy first 120.In addition, the rotating mechanism be arranged on the horizontal extension mechanism and it is described hang down
Between straight telescoping mechanism, vertical telescopic mechanism 230 is connected by the rotating mechanism with the horizontal extension mechanism, is driven with this
Vertical telescopic mechanism 230 rotates.The rotating mechanism is by driving vertical telescopic mechanism 230 to rotate so that solid probe 130
First state and second shape relative with radiotherapy first 120 in the direction for the outer face for being roughly parallel to mainframe 110
Changed between state.
Fig. 3 is the structural representation one that radiotherapy apparatus medium-height trestle of the present invention is extend out to outside mainframe.Fig. 4 is the present invention
The structural representation two that radiotherapy apparatus medium-height trestle is extend out to outside mainframe.
As shown in Figure 3 and Figure 4, the horizontal extension mechanism preferably includes the first telescopic component 210 and the second flexible group
Part 220, vertical telescopic mechanism 230 are connected between the first telescopic component 210 and the second telescopic component 220.First telescopic component
210 and second telescopic component 220 be arranged on spaced reciprocally on mainframe 110.For example, a method is opened up on mainframe 110
Blue installation pedestal 111, the first telescopic component 210 and the second telescopic component 220 are fixed in parallel to each other and at interval method
In blue installation pedestal 111.Such telescopic component 220 of first telescopic component 210 and second can along flange installation pedestal 111 to
Overhang or inwardly retract.
It is further preferred that the first telescopic component 210 and the second telescopic component 220 include some hollow bars respectively.
For example, the first telescopic component 210 includes bar 211, bar 212 and bar 213, bar 211, bar 212 and bar 213 pass sequentially through connector set
Connect so that the bar can realize it is flexible, i.e., along substantially horizontal direction is protruding or inside retraction.
Similarly, vertical telescopic mechanism 230 includes some sleeve pipes, such as sleeve pipe 231, sleeve pipe including different cross-sectional
232 and sleeve pipe 233, sleeve pipe 231, sleeve pipe 232 and sleeve pipe 233 are socketed successively by connector so that described sleeve pipe is scalable,
I.e. along protruding on the direction of general vertical or inside retraction.
In addition, especially, the rotating mechanism is set in the first telescopic component 210, the rotating mechanism includes swivel nut
214th, screw rod 215, rotary shaft 216, motor 217 and connecting rod 218.Motor 217 is fixed in the first telescopic component 210, such as bar
In 212, for providing driving force.Screw rod 215 is connected by rotary shaft 216 with motor 217.Swivel nut 214 is threadedly coupled screw rod
215.One end of connecting rod 218 is connected with swivel nut 214, and the other end is connected with vertical telescopic mechanism 230.So, when swivel nut 214 is in electricity
When being rotated in the presence of machine 217, you can drive vertical telescopic mechanism 230 to be rotated relative to the horizontal extension mechanism so that hang down
Straight telescoping mechanism 230 can relatively described horizontal extension mechanism overturn 90 °, until vertical telescopic mechanism 230 stretches with the level
Contracting mechanism is located in the same horizontal plane.
According to the structure of radiotherapy apparatus support shown in above-mentioned Fig. 2 to Fig. 4, the support arm of radiotherapy first 120 is fixed on
The preceding surface of the mainframe 110 of radiotherapy apparatus support.In order to ensure the stability of mainframe 110, mainframe 110 can be set
Put on base 140.When treating patient, the mainframe 110 of radiotherapy apparatus support can be made along the inverse time around grade center line
Pin rotates, and the radiographic source of radiotherapy first 120 sends X ray vertically downward, thus the solid detection on radiotherapy apparatus support
Device 130 (X-ray detector) receives to penetrate the X ray of tissue and forms accurate image in real time.Solid probe 130 is pacified
In vertical telescopic mechanism 230, make the reciprocating motion of big displacement so as in the vertical direction, realize the shadow of high quality
Picture.
Selectively, the horizontal extension mechanism can be arranged to move in a generally horizontal direction on mainframe 110,
To adjust the position of the solid probe.For example, open up chute on mainframe 110 so that the He of the first telescopic component 210
Second telescopic component 220 is slidably installed in the chute, etc..Certainly the structure of this regulation horizontal extension mechanism is realized simultaneously
Foregoing description is not limited to, it is exemplary only herein.
Fig. 5 is the structural representation one that radiotherapy apparatus medium-height trestle of the present invention is contracted to mainframe.Fig. 6 is radiation of the present invention
Therapeutic equipment medium-height trestle is contracted to the structural representation two of mainframe.
As shown in Figure 5 and Figure 6, when treatment end, radiotherapy apparatus support of the present invention can be by vertical telescopic mechanism 230
Solid probe 130 is retracted to extreme lower position.The rotating mechanism is arranged in first telescopic component, so that solid
Bulk detector 130 is rotated by 90 ° in its lowest position close to the horizontal extension mechanism.Further, solid probe 130 exists
It is retracted into extreme lower position in the presence of vertical telescopic mechanism 230, the motor 217 in the first telescopic component 210 drives screw rod 215
(as shown in Figure 3), then promote connecting rod 218 to make by the linear motion that the convert rotational motion of screw rod 215 is swivel nut 214, swivel nut 214
Obtain the relative level telescoping mechanism of vertical telescopic mechanism 230 and rotate motion, therefore be installed on consolidating in vertical telescopic mechanism 230
The concomitant rotation of bulk detector 130.Motor 217 is arranged in the first telescopic component 210 by this structure, has been effectively shielded from radiation
The direct irradiation of line.
As described above, solid probe 130 is retracted in the presence of horizontal extension mechanism close to radiotherapy apparatus support
Mainframe 110 preceding surface.First telescopic component 210 and the second telescopic component 220 is synchronous retracts, the be symmetrical set
One telescopic component 210 and the second telescopic component 220 can strengthen integrally-built rigidity, be advantageous to improve solid probe 130
Imaging precision and therapeutic effect.The structure of the radiotherapy apparatus support of the present invention can be by solid probe 130 in vertical side
The mainframe 110 of radiotherapy apparatus support is close to being retracted in horizontal direction and making it rotate about 90 degree, structure is tight
Gather, be advantageous to the operation of radiation therapeutical bed, while also have the pendulum position for being easy to patient.In addition, radiotherapy apparatus support 200 is installed
Cause easier for installation to the preceding surface of the mainframe 110 of radiotherapy apparatus and be easy to repair.
Fig. 7 is the structural representation of lateral displacement mechanism in radiotherapy apparatus of the present invention.Fig. 8 is radiotherapy apparatus of the present invention
The structural representation two of middle transverse movement.
As shown in Figure 7 and Figure 8, horizontal extension mechanism is also included in the structure of the present embodiment, by the horizontal extension mechanism
It is arranged to be moved horizontally along mainframe 110.Detector lower connecting plate 132 is fixed in vertical telescopic mechanism 230,
Specifically, the horizontal extension mechanism includes detector upper junction plate 131, detector lower connecting plate 132, motor 150, deceleration
Case 160 and turn-screw 170.Detector 130 is connected between detector upper junction plate 131 and detector lower connecting plate 132, and
Detector 130 is connected by micro slide rail mechanism 133 with detector lower connecting plate 132.Motor 150, reduction box 160 and driving wire
Thick stick 170 is sequentially connected, and is each attached on detector upper junction plate 131.When motor 150 rotates, motor 150 drives transmission
Leading screw 170 rotates, then by turn-screw 170 by the convert rotational motion of micro slide rail mechanism 133 is straight line transverse movement.Such as figure
Shown in 8, detector lower connecting plate 132 is fixed in vertical telescopic mechanism 230, can be made relative to vertical telescopic mechanism 230
Transverse movement (as shown by the arrows in Figure 8).
In summary, radiotherapy apparatus of the present invention is by improving the structure of radiotherapy apparatus support so that solid detects
Device makees big displacement motion with vertical direction in the horizontal direction, is advantageous to improve picture quality, realizes accurate auxiliary treatment.Solid
Detector in the vertical direction can move to isocentric position, realize quality assurance function.In addition, radiotherapy apparatus support
The mainframe of radiotherapy apparatus can be retracted to, closer to the preceding surface of mainframe so that structure is compacter, and it, which is saved, comes
Space be advantageous to patient put position.
Although the present invention describes with reference to current specific embodiment, those of ordinary skill in the art
It should be appreciated that the embodiment of the above is intended merely to the explanation present invention, can also make in the case of without departing from spirit of the invention
Go out various equivalent change or replacement, therefore, as long as change, change in the spirit of the present invention to above-described embodiment
Type will all fall in the range of following claims.
Claims (10)
1. a kind of radiotherapy apparatus, including mainframe, radiotherapy head, solid probe and radiotherapy apparatus support, described to put
Penetrate treatment head to be arranged on the mainframe, it is characterised in that the radiotherapy apparatus support includes：
Horizontal extension mechanism, its first end are fixed on the mainframe, and its second end is along perpendicular to the outer end of the mainframe
Face direction is telescopic；
Vertical telescopic mechanism, its first end are connected in the horizontal extension mechanism, and the solid probe is fixed at its second end,
Second end of wherein described vertical telescopic mechanism is telescopic so that the solid probe can be put closer or far from described
Penetrate treatment head；
Rotating mechanism, it is arranged between the horizontal extension mechanism and the vertical telescopic mechanism, drives the vertical telescopic machine
Structure rotate so that the solid probe the direction of the outer face parallel to the mainframe first state and with it is described
Changed between the second relative state of radiotherapy head.
2. radiotherapy apparatus according to claim 1, it is characterised in that the horizontal extension mechanism can be in the main frame
Moved in the horizontal direction on frame, to adjust the position of the solid probe.
3. radiotherapy apparatus according to claim 2, it is characterised in that the horizontal extension mechanism includes the first flexible group
Part and the second telescopic component, the vertical telescopic mechanism be connected to first telescopic component and second telescopic component it
Between.
4. radiotherapy apparatus according to claim 3, it is characterised in that first telescopic component and described second stretches
Component is arranged on the mainframe spaced reciprocally.
5. radiotherapy apparatus according to claim 4, it is characterised in that offer chute on the mainframe, described
One telescopic component and second telescopic component are slidably installed in the chute.
6. radiotherapy apparatus according to claim 4, it is characterised in that first telescopic component and described second stretches
Component includes some hollow bars respectively, and the bar is socketed successively so that can stretch out between the adjacent bar or to
Contract.
7. radiotherapy apparatus according to claim 1, it is characterised in that the vertical telescopic mechanism includes some sleeve pipes,
Described sleeve pipe is socketed successively, is realized and stretched out or to contract by connector between adjacent described sleeve pipe.
8. radiotherapy apparatus according to claim 3, it is characterised in that it is flexible that the rotating mechanism is arranged on described first
In component, the rotating mechanism includes：
Motor, it is fixed in first telescopic component, for providing driving force；
Screw rod, pass through rotary shaft and the motor connection；
Swivel nut, it is set on the screw rod；
Connecting rod, its one end are connected with the swivel nut, and the other end is connected with the vertical telescopic mechanism, under the promotion of the swivel nut
The vertical telescopic mechanism is driven to be rotated relative to the horizontal extension mechanism.
9. radiotherapy apparatus according to claim 6, it is characterised in that the vertical telescopic mechanism being capable of relatively described water
Flat telescoping mechanism overturns 90 ° so that the vertical telescopic mechanism is located in the same horizontal plane with the horizontal extension mechanism.
10. according to the radiotherapy apparatus described in claim 1-9 any one, it is characterised in that the radiotherapy apparatus support
Also include base, the mainframe is fixed on the base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510216035.3A CN104771839B (en) | 2015-04-30 | 2015-04-30 | radiotherapy apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510216035.3A CN104771839B (en) | 2015-04-30 | 2015-04-30 | radiotherapy apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104771839A CN104771839A (en) | 2015-07-15 |
| CN104771839B true CN104771839B (en) | 2017-12-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510216035.3A Active CN104771839B (en) | 2015-04-30 | 2015-04-30 | radiotherapy apparatus |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10716956B2 (en) | 2015-04-21 | 2020-07-21 | Our United Corporation | Radiotherapeutic device |
| CN107260515B (en) * | 2015-12-30 | 2019-04-09 | 王东新 | Comprehensive leg Neurology therapeutic equipment |
| CN110099717B (en) * | 2016-11-15 | 2021-08-27 | 西安大医集团股份有限公司 | Therapeutic equipment |
| CN107137103A (en) * | 2017-06-23 | 2017-09-08 | 合肥中科离子医学技术装备有限公司 | One kind is used for proton medical system CBCT three-dimensional imagings mechanism |
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|---|---|---|---|---|
| CN1146366A (en) * | 1995-09-28 | 1997-04-02 | 深圳奥沃国际科技发展有限公司 | Stereo directional radiotherapy apparatus |
| WO2012119649A1 (en) * | 2011-03-09 | 2012-09-13 | Elekta Ab (Publ) | System and method for image-guided radio therapy |
| CN102670228A (en) * | 2011-03-14 | 2012-09-19 | 上海西门子医疗器械有限公司 | Computed tomography (CT) machine |
| CN204170301U (en) * | 2014-10-20 | 2015-02-25 | 苏州大学张家港工业技术研究院 | Radiotherapy system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102009032430B3 (en) * | 2009-07-09 | 2010-10-14 | Siemens Aktiengesellschaft | Radiotherapy assembly, for patient treatment by radiation, incorporates a camera for computer tomography |
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2015
- 2015-04-30 CN CN201510216035.3A patent/CN104771839B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1146366A (en) * | 1995-09-28 | 1997-04-02 | 深圳奥沃国际科技发展有限公司 | Stereo directional radiotherapy apparatus |
| WO2012119649A1 (en) * | 2011-03-09 | 2012-09-13 | Elekta Ab (Publ) | System and method for image-guided radio therapy |
| CN102670228A (en) * | 2011-03-14 | 2012-09-19 | 上海西门子医疗器械有限公司 | Computed tomography (CT) machine |
| CN204170301U (en) * | 2014-10-20 | 2015-02-25 | 苏州大学张家港工业技术研究院 | Radiotherapy system |
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| CN104771839A (en) | 2015-07-15 |
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Address after: 201807 2258 Chengbei Road, Jiading District, Shanghai Patentee after: Shanghai Lianying Medical Technology Co., Ltd Address before: 201807 2258 Chengbei Road, Jiading District, Shanghai Patentee before: SHANGHAI UNITED IMAGING HEALTHCARE Co.,Ltd. |
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