CN104188679B - A kind of homology two-beam medical accelerator - Google Patents
A kind of homology two-beam medical accelerator Download PDFInfo
- Publication number
- CN104188679B CN104188679B CN201410496376.6A CN201410496376A CN104188679B CN 104188679 B CN104188679 B CN 104188679B CN 201410496376 A CN201410496376 A CN 201410496376A CN 104188679 B CN104188679 B CN 104188679B
- Authority
- CN
- China
- Prior art keywords
- cavity
- accelerating
- energy switch
- coupled
- resonance rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Radiation-Therapy Devices (AREA)
- Particle Accelerators (AREA)
Abstract
The present invention relates to a kind of homology two-beam medical accelerator, including electron gun, described electron gun connects accelerating tube, accelerating tube connects bonder, bonder is connected by waveguide window waveguide, waveguide connects microwave power source, microwave power source connects manipulator, three energy switch it are provided with on accelerating tube, three energy switch lay respectively between three accelerating cavities in accelerating tube, each energy switch includes side-coupled cavity and is positioned at the off resonance rod of side-coupled cavity, and the port of export of accelerator is provided with removable target；Output by modulator control microwave power source, adjust three off resonance rods length in side-coupled cavity simultaneously, thus adjust the energy that the electronics that electron gun launches obtains in accelerating tube, thus obtain KeV level ray and MeV level ray, ensure that imaging, treatment homology coaxial, improve curative effect to patient；Additionally, design principle of the present invention is reliable, simple in construction, there is application prospect widely.
Description
Technical field
The invention belongs to technical field of medical equipment, relate to a kind of homology two-beam medical accelerator, and apply the radiotherapy equipment of this accelerator, the homology that this medical accelerator is capable of KeV ray (kiloelectron-volt superfine ray) and MeV ray (million electro-volt superfine ray) is coaxial, thus when realizing clinical radiotherapy, imaging system is coaxial with the homology for the treatment of system.
Background technology
Medical electronic linear accelerator is current radiocurable capital equipment, belongs to a kind of application of low energy accelerator.By the height of its output energy, mental retardation machine (4～6MeV), middle energy machine (8～15MeV) and three kinds of high energy machine (20～25MeV) can be divided into.
During clinical radiotherapy, pendulum position is an important link.Current pendulum position mode also exists bigger random error and equipment error, reduces therapeutic effect, and this is belonging respectively to what different coordinate systems caused mainly due to imaging system and treatment system.It is said that in general, medically use KeV level radial imaging, MeV level roentgenotherapia.If directly using MeV level radial imaging, owing to the difference in attenuation of human body different tissues is less, therefore imaging effect is poor.Therefore, current equipment is all to use two cover systems, is respectively used to imaging and treatment.The homology how realizing imaging system and treatment system is coaxial, is a big problem of current medical accelerator.
Summary of the invention
It is an object of the invention to, cannot the coaxial defect of homology for imaging system in radiation therapy process present in above-mentioned prior art and treatment system, there is provided and design a kind of homology two-beam medical accelerator and apply the radiotherapy equipment of this accelerator, to solve above-mentioned technical problem, the homology realizing imaging system and treatment system is coaxial, thus improves therapeutic effect.
A kind of homology two-beam medical accelerator, including electron gun, described electron gun connects accelerating tube；It is characterized in that: described accelerating tube connects bonder, bonder is connected by waveguide window waveguide, waveguide connects microwave power source, microwave power source connects manipulator, three energy switch it are provided with on accelerating tube, three energy switch lay respectively between three accelerating cavities in accelerating tube, and each energy switch includes side-coupled cavity and is positioned at the off resonance rod of side-coupled cavity.
Preferably, described accelerating tube is standing wave linear accelerating tube；Resident wave accelerating pipe is relative to travelling wave accelerating tube, and shunt impedance is high, and quality factor are big, have higher acceleration efficiency.
Preferably, described microwave power source is magnetron or klystron；Magnetron self can produce the microwave of relatively high power, to guarantee that electronics obtains enough energy.
Preferably, described off resonance rod is the off resonance rod that oxygen-free copper is made；Oxygen-free copper off resonance rod is prone to processing, and conductor losses is little, and the heat of generation is little, it is simple to cooling.
Preferably, described off resonance rod is cylindrical off resonance rod；Off resonance rod is set to cylinder, is not only convenient for operation, and is able to ensure that the mistuning effects of off resonance rod.
A kind of radiotherapy equipment, including frame and therapeutic bed, frame is fixedly installed therapeutic instrument, described therapeutic instrument is fixedly installed launched field imaging system, launched field imaging system is provided with detector；It is characterized in that: the top of described therapeutic instrument is provided with electron accelerator, described electron accelerator includes electron gun, described electron gun connects accelerating tube, described accelerating tube connects bonder, bonder is connected by waveguide window waveguide, waveguide connects microwave power source, microwave power source connects manipulator, three energy switch it are provided with on accelerating tube, three energy switch lay respectively between three accelerating cavities in accelerating tube, each energy switch includes side-coupled cavity and is positioned at the off resonance rod of side-coupled cavity, and the port of export of accelerator is provided with removable target.
Preferably, described accelerating tube is standing wave linear accelerating tube；Resident wave accelerating pipe is relative to travelling wave accelerating tube, and shunt impedance is high, and quality factor are big, have higher acceleration efficiency.
Preferably, described removable target is provided with heavy metal target disc and low atomic number target disc；Heavy metal target disc is used for obtaining MeV level X-ray, and patient carries out radiation treatment, and low atomic number target disc is used for obtaining KeV level X-ray, to obtain authentication image.
Preferably, described off resonance rod is the off resonance rod that oxygen-free copper is made；Oxygen-free copper off resonance rod is prone to processing, and conductor losses is little, and the heat of generation is little, it is simple to cooling.
Preferably, described off resonance rod is cylindrical off resonance rod；Off resonance rod is set to cylinder, is not only convenient for operation, and is able to ensure that the mistuning effects of off resonance rod.
The beneficial effects of the present invention is, output by modulator control microwave power source, adjust three off resonance rods length in side-coupled cavity simultaneously, thus adjust the energy that the electronics that electron gun launches obtains in accelerating tube, thus obtain KeV level ray and MeV level ray, ensure that imaging, treatment homology coaxial, improve curative effect to patient；Additionally, design principle of the present invention is reliable, simple in construction, there is application prospect widely.
As can be seen here, the present invention compared with prior art, has substantive distinguishing features and progress, and its beneficial effect implemented also is apparent from.
Accompanying drawing explanation
The structural representation of a kind of homology two-beam medical accelerator that Fig. 1 provides for the present invention.
Fig. 2 is the external structure schematic diagram of accelerating tube and energy switch in Fig. 1.
The first working state figure of a kind of homology two-beam medical accelerator that Fig. 3 provides for the present invention.
The second working state figure of a kind of homology two-beam medical accelerator that Fig. 4 provides for the present invention.
The third working state figure of a kind of homology two-beam medical accelerator that Fig. 5 provides for the present invention.
4th kind of working state figure of a kind of homology two-beam medical accelerator that Fig. 6 provides for the present invention.
The structural representation of a kind of radiotherapy equipment that Fig. 7 provides for the present invention.
Fig. 8 is the partial enlarged drawing of part A in Fig. 7.
Wherein, 1-electron gun, 2-accelerating tube, 201-the first accelerating cavity, 202-the second accelerating cavity, 203-the 3rd accelerating cavity, 3-microwave power source, 41-the first energy switch, 42-the second energy switch, 43-the 3rd energy switch, 401-the first side-coupled cavity, 402 second side-coupled cavitys, 403-the 3rd side-coupled cavity, 5-off resonance rod, 6-frame, 7-therapeutic bed, 8-therapeutic instrument, 9-launched field imaging system, 10-detector, 11-may move target, 12-computer system, 13-manipulator, 14-bonder, 15-waveguide, 16-waveguide window.
Detailed description of the invention
The present invention will be described in detail below in conjunction with the accompanying drawings and by specific embodiment, and following example are explanation of the invention, and the invention is not limited in implementation below.
As illustrated in fig. 1 and 2, a kind of homology two-beam medical accelerator that the present invention provides, including electron gun 1, described electron gun 1 connects accelerating tube 2, described accelerating tube 2 connects bonder 14, bonder 14 is connected by waveguide window 16 waveguide 15, waveguide 15 connects microwave power source 3, microwave power source 3 connects manipulator 13, three energy switch it are provided with on accelerating tube 2, three energy switch lay respectively between three accelerating cavities in accelerating tube 2, and each energy switch includes side-coupled cavity and is positioned at the off resonance rod 5 of side-coupled cavity；
Three energy switch are respectively first energy switch the 41, second energy switch the 42, the 3rd energy switch 43；
Three accelerating cavities are respectively first accelerating cavity the 201, second accelerating cavity the 202, the 3rd accelerating cavity 203；
First energy switch 41 includes the first side-coupled cavity 401 and is positioned at the off resonance rod of this side-coupled cavity；
Second energy switch 42 includes the second side-coupled cavity 402 and is positioned at the off resonance rod of this side-coupled cavity；
3rd energy switch 43 includes the 3rd side-coupled cavity 403 and is positioned at the off resonance rod of this side-coupled cavity；
First energy switch 41 is between the first accelerating cavity 201 and the second accelerating cavity 202, and the cavity of the first side-coupled cavity 401 communicates with the cavity of the first accelerating cavity 201, the cavity of the second accelerating cavity 202；
Second energy switch 42 is between the second accelerating cavity 202 and the 3rd accelerating cavity 203, and the cavity of the second side-coupled cavity 402 communicates with the cavity of the second accelerating cavity 203, the cavity of the 3rd accelerating cavity 203；
3rd energy switch 43 is between the 3rd accelerating cavity 203 and the first accelerating cavity 201, and the cavity of the 3rd side-coupled cavity 403 communicates with the cavity of the 3rd accelerating cavity 203, the cavity of the first accelerating cavity 201；
In the present embodiment, described accelerating tube 2 is standing wave linear accelerating tube；Resident wave accelerating pipe shunt impedance is high, and quality factor are big, have higher acceleration efficiency.
Described microwave power source 3 is magnetron or klystron；Magnetron self can produce the microwave of relatively high power, to guarantee that electronics obtains enough energy.
The off resonance rod that described off resonance rod 5 is made for oxygen-free copper；Oxygen-free copper off resonance rod is prone to processing, and conductor losses is little, and the heat of generation is little, it is simple to cooling.
Described off resonance rod 5 is cylindrical off resonance rod；Off resonance rod is set to cylinder, is not only convenient for operation, and is able to ensure that the mistuning effects of off resonance rod.
Three energy switch all with the axially vertical setting of accelerating tube 2, and any two energy switch spatially differs 120 degree, and three energy switch are positioned at different planes；It is conveniently adjusted the off resonance rod 5 length in each side-coupled cavity, accurately to control the electric field intensity in accelerating cavity, thus obtains corresponding electron ray.
Electron accelerator in the present embodiment has four kinds of duties:
As shown in Figure 3, the first duty of this medical accelerator is, the off resonance rod of the first side-coupled cavity 401 and the second side-coupled cavity 402 is all not inserted in respective cavities, in off resonance rod its cavity fully-inserted of 3rd side-coupled cavity 403, now, off resonance rod does not produce impact to the electric field in accelerating cavity, electric fields uniform distribution in three accelerating cavities, electronics all obtains in three accelerating cavities and accelerates to greatest extent, under this duty, accelerator output MeV level electron ray, and this MeV level electron energy is the highest；
As shown in Figure 4, the second duty of this medical accelerator is, in off resonance rod all partial insertion respective cavities of the first side-coupled cavity 401 and the second side-coupled cavity 402, in off resonance rod its cavity fully-inserted of 3rd side-coupled cavity 403, now, off resonance rod makes three accelerating cavity all part off resonances, electric field magnitude in three accelerating cavities is reduced, but electronics is still in acceleration mode, under this duty, accelerator output MeV level electron ray, but not as the energy height of the MeV level electron ray of accelerator output under the first duty；
As shown in Figure 5, the third duty of this medical accelerator, the off resonance rod of the first side-coupled cavity 401 and the second side-coupled cavity 402 is all entirely insertable in respective cavities, in off resonance its cavity of rod partial insertion of 3rd side-coupled cavity 403, now, electric field intensity in second accelerating cavity 202 is zero, electronics is entered the 3rd accelerating cavity 203 by the first accelerating cavity 201 through the second accelerating cavity 202, electronics is in deceleration regime after entering the 3rd accelerating cavity 203, i.e. electronics obtains energy in the first accelerating cavity 201, energy is lost in the 3rd accelerating cavity 203, under this duty, accelerator can export MeV level electron ray, but energy is lower than the second state；
As shown in Figure 6,4th kind of duty of this medical accelerator, the off resonance rod of the first side-coupled cavity 401 and the second side-coupled cavity 402 is all entirely insertable in respective cavities, and the off resonance rod of the 3rd side-coupled cavity 403 is not inserted in its cavity, under this duty, accelerator output KeV level electron ray.
During specifically used, controlled the output of microwave power source 3 by manipulator 13, and combine four kinds of duties of above-mentioned accelerator, it is possible to obtain MeV level electron ray and the KeV level electron ray of different-energy level, meet the demand of clinical treatment.
nullAs shown in FIG. 7 and 8，A kind of radiotherapy equipment that the present invention provides，Including frame 6 and therapeutic bed 7，Therapeutic instrument 8 it is fixedly installed in frame 6，It is fixedly installed launched field imaging system 9 on described therapeutic instrument 8，Detector 10 it is provided with in launched field imaging system 9，The top of described therapeutic instrument is provided with electron accelerator，Described electron accelerator includes electron gun 1，Described electron gun 1 connects accelerating tube 2，Described accelerating tube 2 connects bonder 14，Bonder 14 is connected by waveguide window 16 waveguide 15，Waveguide 15 connects microwave power source 3，Microwave power source 3 connects manipulator 13，Three energy switch it are provided with on accelerating tube 2，Three energy switch lay respectively between three accelerating cavities in accelerating tube 2，Each energy switch includes side-coupled cavity and is positioned at the off resonance rod 5 of side-coupled cavity，The port of export of accelerator is provided with removable target 11；
Three energy switch are respectively first energy switch the 41, second energy switch the 42, the 3rd energy switch 43；
Three accelerating cavities are respectively first accelerating cavity the 201, second accelerating cavity the 202, the 3rd accelerating cavity 203；
First energy switch 41 includes the first side-coupled cavity 401 and is positioned at the off resonance rod of this side-coupled cavity；
Second energy switch 42 includes the second side-coupled cavity 402 and is positioned at the off resonance rod of this side-coupled cavity；
3rd energy switch 43 includes the 3rd side-coupled cavity 403 and is positioned at the off resonance rod of this side-coupled cavity；
First energy switch 41 is between the first accelerating cavity 201 and the second accelerating cavity 202, and the cavity of the first side-coupled cavity 401 communicates with the cavity of the first accelerating cavity 201, the cavity of the second accelerating cavity 202；
Second energy switch 42 is between the second accelerating cavity 202 and the 3rd accelerating cavity 203, and the cavity of the second side-coupled cavity 402 communicates with the cavity of the second accelerating cavity 203, the cavity of the 3rd accelerating cavity 203；
3rd energy switch 43 is between the 3rd accelerating cavity 203 and the first accelerating cavity 201, and the cavity of the 3rd side-coupled cavity 403 communicates with the cavity of the 3rd accelerating cavity 203, the cavity of the first accelerating cavity 201；
In the present embodiment, described accelerating tube 2 is standing wave linear accelerating tube；Resident wave accelerating pipe shunt impedance is high, and quality factor are big, have higher acceleration efficiency.
Heavy metal target disc and low atomic number target disc it is provided with on described removable target 11；Heavy metal target disc is used for obtaining MeV level X-ray, and patient carries out radiation treatment, and low atomic number target disc is used for obtaining KeV level X-ray, to obtain authentication image.
The off resonance rod that described off resonance rod 5 is made for oxygen-free copper；Oxygen-free copper off resonance rod is prone to processing, and conductor losses is little, and the heat of generation is little, it is simple to cooling.
Described off resonance rod 5 is cylindrical off resonance rod；Off resonance rod is set to cylinder, is not only convenient for operation, and is able to ensure that the mistuning effects of off resonance rod.
In concrete therapeutic process, first carrying out putting position checking, carry out needing when putting position checking to use KeV level X-ray to carry out imaging, by adjusting manipulator 13, and the duty combining accelerator makes accelerator export KeV level electron ray；The low atomic number target disc of removable target 11 is gone to the outlet of accelerating tube, accelerator output KeV level electron ray is practiced shooting and is produced corresponding X-ray, the KeV incoming computer system of level X-ray signal 12 that the detector 10 of launched field imaging system 9 will detect, form authentication image, this image is compared with the image that treatment planning systems produces, complete to put the position checking (generation of authentication image, and the image that authentication image and treatment planning systems produce is carried out contrast belong to prior art, no longer Ao Shu at this)；
The checking of pendulum position carries out radiotherapy to patient after terminating, radiotherapy needs MeV level ray, by adjusting manipulator 13, and the duty combining accelerator makes accelerator export MeV level electron ray, the heavy metal target disc of removable target 11 is moved to the outlet of accelerating tube, accelerator output MeV level electron ray produces corresponding MeV level X-ray after practicing shooting, to realize the radiotherapy to patient；
Or directly use MeV level electron ray that patient is treated, now, only removable target 11 need to be removed, use MeV level electron ray that patient is treated.
In radiation therapy process, detector 10 can be removed, damage to avoid detector 10 to accept the roentgenization of excess energy.
Only the preferred embodiment of the present invention disclosed above; but the present invention is not limited to this; what any those skilled in the art can think does not has creative change, and the some improvements and modifications made without departing from the principles of the present invention, all should be within the scope of the present invention.
Claims (10)
1. a homology two-beam medical accelerator, including electron gun, described electron gun connects accelerating tube；It is characterized in that: described accelerating tube connects bonder, bonder is connected by waveguide window waveguide, waveguide connects microwave power source, microwave power source connects manipulator, three energy switch it are provided with on accelerating tube, three energy switch lay respectively between three accelerating cavities in accelerating tube, and each energy switch includes side-coupled cavity and is positioned at the off resonance rod of side-coupled cavity；
Described three energy switch are respectively the first energy switch, the second energy switch, the 3rd energy switch；
Three accelerating cavities are respectively the first accelerating cavity, the second accelerating cavity, the 3rd accelerating cavity；
First energy switch includes the first side-coupled cavity and is positioned at the off resonance rod of this side-coupled cavity；
Second energy switch includes the second side-coupled cavity and is positioned at the off resonance rod of this side-coupled cavity；
3rd energy switch includes the 3rd side-coupled cavity and is positioned at the off resonance rod of this side-coupled cavity；
First energy switch is between the first accelerating cavity and the second accelerating cavity, and the cavity of the first side-coupled cavity communicates with the cavity of the first accelerating cavity, the cavity of the second accelerating cavity；
Second energy switch is between the second accelerating cavity and the 3rd accelerating cavity, and the cavity of the second side-coupled cavity communicates with the cavity of the second accelerating cavity, the cavity of the 3rd accelerating cavity；
3rd energy switch is between the 3rd accelerating cavity and the first accelerating cavity, and the cavity of the 3rd side-coupled cavity communicates with the cavity of the 3rd accelerating cavity, the cavity of the first accelerating cavity.
Homology two-beam medical accelerator the most according to claim 1, it is characterised in that: described accelerating tube is standing wave linear accelerating tube.
Homology two-beam medical accelerator the most according to claim 1 and 2, it is characterised in that: described microwave power source is magnetron or klystron.
Homology two-beam medical accelerator the most according to claim 3, it is characterised in that: described off resonance rod is the off resonance rod that oxygen-free copper is made.
Homology two-beam medical accelerator the most according to claim 4, it is characterised in that: described off resonance rod is cylindrical off resonance rod.
6. a radiotherapy equipment, including frame and therapeutic bed, frame is fixedly installed therapeutic instrument, described therapeutic instrument is fixedly installed launched field imaging system, launched field imaging system is provided with detector；It is characterized in that: the top of described therapeutic instrument is provided with electron accelerator, described electron accelerator includes electron gun, described electron gun connects accelerating tube, described accelerating tube connects bonder, bonder is connected by waveguide window waveguide, waveguide connects microwave power source, microwave power source connects manipulator, three energy switch it are provided with on accelerating tube, three energy switch lay respectively between three accelerating cavities in accelerating tube, each energy switch includes side-coupled cavity and is positioned at the off resonance rod of side-coupled cavity, and the port of export of accelerator is provided with removable target；
Described three energy switch are respectively the first energy switch, the second energy switch, the 3rd energy switch；
Three accelerating cavities are respectively the first accelerating cavity, the second accelerating cavity, the 3rd accelerating cavity；
First energy switch includes the first side-coupled cavity and is positioned at the off resonance rod of this side-coupled cavity；
Second energy switch includes the second side-coupled cavity and is positioned at the off resonance rod of this side-coupled cavity；
3rd energy switch includes the 3rd side-coupled cavity and is positioned at the off resonance rod of this side-coupled cavity；
First energy switch is between the first accelerating cavity and the second accelerating cavity, and the cavity of the first side-coupled cavity communicates with the cavity of the first accelerating cavity, the cavity of the second accelerating cavity；
Second energy switch is between the second accelerating cavity and the 3rd accelerating cavity, and the cavity of the second side-coupled cavity communicates with the cavity of the second accelerating cavity, the cavity of the 3rd accelerating cavity；
3rd energy switch is between the 3rd accelerating cavity and the first accelerating cavity, and the cavity of the 3rd side-coupled cavity communicates with the cavity of the 3rd accelerating cavity, the cavity of the first accelerating cavity.
Radiotherapy equipment the most according to claim 6, it is characterised in that: described accelerating tube is standing wave linear accelerating tube.
8. according to the radiotherapy equipment described in claim 6 or 7, it is characterised in that: it is provided with heavy metal target disc and low atomic number target disc on described removable target.
Radiotherapy equipment the most according to claim 8, it is characterised in that: described off resonance rod is the off resonance rod that oxygen-free copper is made.
Radiotherapy equipment the most according to claim 9, it is characterised in that: described off resonance rod is cylindrical off resonance rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410496376.6A CN104188679B (en) | 2014-09-25 | 2014-09-25 | A kind of homology two-beam medical accelerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410496376.6A CN104188679B (en) | 2014-09-25 | 2014-09-25 | A kind of homology two-beam medical accelerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104188679A CN104188679A (en) | 2014-12-10 |
| CN104188679B true CN104188679B (en) | 2016-08-17 |
Family
ID=52074185
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410496376.6A Active CN104188679B (en) | 2014-09-25 | 2014-09-25 | A kind of homology two-beam medical accelerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104188679B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104703380B (en) * | 2015-02-11 | 2017-12-19 | 中国科学院近代物理研究所 | The more beamforming drift tube ion accelerators of single-chamber |
| CN105307376A (en) * | 2015-09-05 | 2016-02-03 | 刘洋 | Medical electron linear accelerator |
| CN105813368A (en) * | 2016-04-28 | 2016-07-27 | 中广核中科海维科技发展有限公司 | Composite homologous two-beam accelerating tube energy switch |
| US10675484B2 (en) * | 2016-06-23 | 2020-06-09 | Our New Medical Technologies | Imaging method using radiation source, shielding body, treatment head, and treatment device |
| CN108392741B (en) * | 2018-04-04 | 2024-03-29 | 西安大医集团股份有限公司 | Microwave power control device and radiotherapy equipment |
| CN113015312B (en) * | 2021-02-23 | 2022-11-11 | 中科超精(南京)科技有限公司 | Energy switch accelerating tube and application thereof |
| CN113329555A (en) * | 2021-05-19 | 2021-08-31 | 中国原子能科学研究院 | Standing wave accelerating tube and accelerating device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1599537A (en) * | 2003-08-22 | 2005-03-23 | 美国西门子医疗解决公司 | Electronic energy switch for particle accelerator |
| CN1649469A (en) * | 2004-02-01 | 2005-08-03 | 绵阳高新区双峰科技开发有限公司 | Phase (energy) switch-standing wave electronic linear accelerator |
| CN1938810A (en) * | 2003-12-24 | 2007-03-28 | 瓦润医药系统技术公司 | Standing wave particle beam accelerator |
| CN102256434A (en) * | 2011-06-23 | 2011-11-23 | 山东新华医疗器械股份有限公司 | Same-source double-energy medical electron linear accelerator for image guided radiation therapy (IGRT) |
| CN102577633A (en) * | 2009-07-08 | 2012-07-11 | 艾可瑞公司 | Interleaving multi-energy X-ray energy operation of a standing wave linear accelerator using electronic switches |
| CN203457401U (en) * | 2013-08-29 | 2014-02-26 | 西北机器有限公司 | Beam transmission system for medical linear electron accelerator |
| CN204158405U (en) * | 2014-09-25 | 2015-02-18 | 山东新华医疗器械股份有限公司 | A kind of homology two-beam medical accelerator |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7005809B2 (en) * | 2003-11-26 | 2006-02-28 | Siemens Medical Solutions Usa, Inc. | Energy switch for particle accelerator |
| US7239095B2 (en) * | 2005-08-09 | 2007-07-03 | Siemens Medical Solutions Usa, Inc. | Dual-plunger energy switch |
| US8284898B2 (en) * | 2010-03-05 | 2012-10-09 | Accuray, Inc. | Interleaving multi-energy X-ray energy operation of a standing wave linear accelerator |
-
2014
- 2014-09-25 CN CN201410496376.6A patent/CN104188679B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1599537A (en) * | 2003-08-22 | 2005-03-23 | 美国西门子医疗解决公司 | Electronic energy switch for particle accelerator |
| CN1938810A (en) * | 2003-12-24 | 2007-03-28 | 瓦润医药系统技术公司 | Standing wave particle beam accelerator |
| CN1649469A (en) * | 2004-02-01 | 2005-08-03 | 绵阳高新区双峰科技开发有限公司 | Phase (energy) switch-standing wave electronic linear accelerator |
| CN102577633A (en) * | 2009-07-08 | 2012-07-11 | 艾可瑞公司 | Interleaving multi-energy X-ray energy operation of a standing wave linear accelerator using electronic switches |
| CN102256434A (en) * | 2011-06-23 | 2011-11-23 | 山东新华医疗器械股份有限公司 | Same-source double-energy medical electron linear accelerator for image guided radiation therapy (IGRT) |
| CN203457401U (en) * | 2013-08-29 | 2014-02-26 | 西北机器有限公司 | Beam transmission system for medical linear electron accelerator |
| CN204158405U (en) * | 2014-09-25 | 2015-02-18 | 山东新华医疗器械股份有限公司 | A kind of homology two-beam medical accelerator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104188679A (en) | 2014-12-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104188679B (en) | A kind of homology two-beam medical accelerator | |
| CN107596579B (en) | Proton therapy system based on compact superconducting cyclotron | |
| JP6643830B2 (en) | Patient positioning system | |
| CN104244562B (en) | Generate the particle accelerator of the charged particle with variable energy | |
| CN102215912B (en) | Radiation therapy system | |
| CN106879158B (en) | Medical proton linear accelerator | |
| US9446263B2 (en) | Systems and methods for linear accelerator radiotherapy with magnetic resonance imaging | |
| JP2017130470A (en) | Magnetic field regenerator | |
| CN104067698B (en) | Charged particle accelerator and particle-beam therapeutic apparatus | |
| Yuan et al. | Status of the HIRFL–CSR complex | |
| CN204158405U (en) | A kind of homology two-beam medical accelerator | |
| CN105307376A (en) | Medical electron linear accelerator | |
| Sato et al. | Dynamic intensity control system with RF-knockout slow-extraction in the HIMAC synchrotron | |
| Degiovanni et al. | Proton and carbon linacs for hadron therapy | |
| CN109395258A (en) | Precise radiotherapy method and system based on sorghum procyanidins | |
| CN205755021U (en) | A kind of combined type homology two-beam acceleration pipe energy switch | |
| CN108169786B (en) | Feedback monitoring system and method for ion beam current intensity of superconducting cyclotron | |
| CN105813368A (en) | Composite homologous two-beam accelerating tube energy switch | |
| CN105120590A (en) | Medical radio isotope production system | |
| CN207969066U (en) | A kind of accelerating tube energy conditioner and resident wave accelerating pipe | |
| Kutsaev | Selection of the Accelerating Structure of a Small Linear Electron Accelerator for Radiotherapy | |
| CN113015312B (en) | Energy switch accelerating tube and application thereof | |
| US20240005527A1 (en) | Method and apparatus for identifying image shift | |
| CN108156743A (en) | A kind of accelerating tube energy conditioner and resident wave accelerating pipe | |
| CN112334187B (en) | Beam transmission line for radiation therapy system and radiation therapy system thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A homologous double beam medical accelerator Effective date of registration: 20221212 Granted publication date: 20160817 Pledgee: Zibo sub branch of qishang Bank Co.,Ltd. Pledgor: Shinva Medical Instrument Co.,Ltd. Registration number: Y2022980026488 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |