linear accelerator in medicine xr tubes particles accelerators betatron cyclotron ...
TRANSCRIPT
![Page 1: Linear accelerator in medicine XR Tubes Particles Accelerators Betatron Cyclotron Synchrocyclotron Synchrotron Linear accelerator](https://reader036.vdocuments.net/reader036/viewer/2022062321/56649f0c5503460f94c1fffd/html5/thumbnails/1.jpg)
Linear accelerator in medicineLinear accelerator in medicine
XR Tubes
Particles AcceleratorsBetatronCyclotronSynchrocyclotronSynchrotronLinear accelerator
![Page 2: Linear accelerator in medicine XR Tubes Particles Accelerators Betatron Cyclotron Synchrocyclotron Synchrotron Linear accelerator](https://reader036.vdocuments.net/reader036/viewer/2022062321/56649f0c5503460f94c1fffd/html5/thumbnails/2.jpg)
•Photon Beam (X-Ray):•4 MV To 22 MV.•Single Beam.•Duel Beams
•Electron Beam:•Multi-Beams with energy grope between: 4- 22 MeV.
Medical Linear accelerator Medical Linear accelerator
![Page 3: Linear accelerator in medicine XR Tubes Particles Accelerators Betatron Cyclotron Synchrocyclotron Synchrotron Linear accelerator](https://reader036.vdocuments.net/reader036/viewer/2022062321/56649f0c5503460f94c1fffd/html5/thumbnails/3.jpg)
Linac : Linac : Linear accelerator Linear accelerator The linear accelerator is a device that uses high-
frequency electromagnetic waves to accelerate charged particles such as electrons to high energies through a linear tube.
There are several types of linear accelerator designs, but the ones used in radiotherapy accelerate electrons either by traveling or stationary electromagnetic waves of frequency in microwave region (≈ 3000 megacycles/sec).
![Page 4: Linear accelerator in medicine XR Tubes Particles Accelerators Betatron Cyclotron Synchrocyclotron Synchrotron Linear accelerator](https://reader036.vdocuments.net/reader036/viewer/2022062321/56649f0c5503460f94c1fffd/html5/thumbnails/4.jpg)
The difference between traveling wave and The difference between traveling wave and stationary wave accelerators isstationary wave accelerators is
Fun
ctio
nall
y
the design of the accelerator structurethe design of the accelerator structure
the traveling wave structures require a terminating, or "dummy", load in order to absorb the residual power at the end of the structure,
the standing wave structures provide maximum reflection of the waves at both ends of the structure
thus preventing a backward reflected
wave
the combination of forward and reverse traveling waves will give rise to
stationary waves.
![Page 5: Linear accelerator in medicine XR Tubes Particles Accelerators Betatron Cyclotron Synchrocyclotron Synchrotron Linear accelerator](https://reader036.vdocuments.net/reader036/viewer/2022062321/56649f0c5503460f94c1fffd/html5/thumbnails/5.jpg)
Medical Linear accelerator Medical Linear accelerator
Treatment Head(Straight Beam)
Power Supply
Modulator
Electron Gun
MagnetronOr
Klystron
Wave Guide system
Treatment Head(Bent Beam)
Bending Magnet
Accelerator Tube
A block diagram of typical medical Linear Accelerator
![Page 6: Linear accelerator in medicine XR Tubes Particles Accelerators Betatron Cyclotron Synchrocyclotron Synchrotron Linear accelerator](https://reader036.vdocuments.net/reader036/viewer/2022062321/56649f0c5503460f94c1fffd/html5/thumbnails/6.jpg)
The major componentsThe major components of of medical Linear medical Linear AcceleratorAccelerator
Power Supply Modulator Magnetron Or Klystron Electron Gun Wave Guide system Accelerator Tube Bending Magnet Treatment Head (Straight Beam) Treatment Head (Bent Beam)
![Page 7: Linear accelerator in medicine XR Tubes Particles Accelerators Betatron Cyclotron Synchrocyclotron Synchrotron Linear accelerator](https://reader036.vdocuments.net/reader036/viewer/2022062321/56649f0c5503460f94c1fffd/html5/thumbnails/7.jpg)
Electron Gun
Flatining Filter Cros Section of Accelerator tube
Modulator
![Page 8: Linear accelerator in medicine XR Tubes Particles Accelerators Betatron Cyclotron Synchrocyclotron Synchrotron Linear accelerator](https://reader036.vdocuments.net/reader036/viewer/2022062321/56649f0c5503460f94c1fffd/html5/thumbnails/8.jpg)
A power supply Provides DC power to the modulator
Modulator
the magnetron or klystron
Deliver the pulses to the electron gun
Pu
lsed
mic
row
aves
the accelerator tube or structure via a waveguide systems.
elec
tron
s
![Page 9: Linear accelerator in medicine XR Tubes Particles Accelerators Betatron Cyclotron Synchrocyclotron Synchrotron Linear accelerator](https://reader036.vdocuments.net/reader036/viewer/2022062321/56649f0c5503460f94c1fffd/html5/thumbnails/9.jpg)
تصميم المسرعات الخطية الطبية تصميم المسرعات الخطية الطبية
![Page 10: Linear accelerator in medicine XR Tubes Particles Accelerators Betatron Cyclotron Synchrocyclotron Synchrotron Linear accelerator](https://reader036.vdocuments.net/reader036/viewer/2022062321/56649f0c5503460f94c1fffd/html5/thumbnails/10.jpg)
الحزمة لمحور مواٍز� التسريع الحزمة أنبوب لمحور مواٍز� التسريع أنبوب
![Page 11: Linear accelerator in medicine XR Tubes Particles Accelerators Betatron Cyclotron Synchrocyclotron Synchrotron Linear accelerator](https://reader036.vdocuments.net/reader036/viewer/2022062321/56649f0c5503460f94c1fffd/html5/thumbnails/11.jpg)
الحزمة محور مع متعامد التسريع الحزمة أنبوب محور مع متعامد التسريع أنبوب
![Page 12: Linear accelerator in medicine XR Tubes Particles Accelerators Betatron Cyclotron Synchrocyclotron Synchrotron Linear accelerator](https://reader036.vdocuments.net/reader036/viewer/2022062321/56649f0c5503460f94c1fffd/html5/thumbnails/12.jpg)
المعالجة غرفة خارج التسريع المعالجة أنبوب غرفة خارج التسريع أنبوب
![Page 13: Linear accelerator in medicine XR Tubes Particles Accelerators Betatron Cyclotron Synchrocyclotron Synchrotron Linear accelerator](https://reader036.vdocuments.net/reader036/viewer/2022062321/56649f0c5503460f94c1fffd/html5/thumbnails/13.jpg)
Linear acceleratorLinear accelerator
4 Groups
The accelerator The table The collimator
multilames Portale Imaging
![Page 14: Linear accelerator in medicine XR Tubes Particles Accelerators Betatron Cyclotron Synchrocyclotron Synchrotron Linear accelerator](https://reader036.vdocuments.net/reader036/viewer/2022062321/56649f0c5503460f94c1fffd/html5/thumbnails/14.jpg)
Electron Gun
![Page 15: Linear accelerator in medicine XR Tubes Particles Accelerators Betatron Cyclotron Synchrocyclotron Synchrotron Linear accelerator](https://reader036.vdocuments.net/reader036/viewer/2022062321/56649f0c5503460f94c1fffd/html5/thumbnails/15.jpg)
الخطي المسرع الرئيسية الخطي الأجزاء المسرع الرئيسية الأجزاء
مدفع اإللكترونات
ع �المسر
حزمة اإللكترونات
مجموعة اإلنحراف
الكهرطيسية
الـهدف
حجيرات التأين
المحددات
الحزمة اإلشعاعية
![Page 16: Linear accelerator in medicine XR Tubes Particles Accelerators Betatron Cyclotron Synchrocyclotron Synchrotron Linear accelerator](https://reader036.vdocuments.net/reader036/viewer/2022062321/56649f0c5503460f94c1fffd/html5/thumbnails/16.jpg)
![Page 17: Linear accelerator in medicine XR Tubes Particles Accelerators Betatron Cyclotron Synchrocyclotron Synchrotron Linear accelerator](https://reader036.vdocuments.net/reader036/viewer/2022062321/56649f0c5503460f94c1fffd/html5/thumbnails/17.jpg)
آلية اصدار آلية اصدار المسرعالفوتوناتالفوتونات
حزمة اإللكترونات
الهدف
مرشح تسوية الحزمةحجيرة التأين
محددات الحزمةحزمة
الفوتونات
حامل الحمايات
![Page 18: Linear accelerator in medicine XR Tubes Particles Accelerators Betatron Cyclotron Synchrocyclotron Synchrotron Linear accelerator](https://reader036.vdocuments.net/reader036/viewer/2022062321/56649f0c5503460f94c1fffd/html5/thumbnails/18.jpg)
آلية اصدار آلية اصدار اإللكتروناتاإللكترونات
المسرع
حزمة اإللكترونات
وشائع التبعثر
حجيرة التأين
محددات الحزمة
حزمة اإللكترونات
محددات إضافية
![Page 19: Linear accelerator in medicine XR Tubes Particles Accelerators Betatron Cyclotron Synchrocyclotron Synchrotron Linear accelerator](https://reader036.vdocuments.net/reader036/viewer/2022062321/56649f0c5503460f94c1fffd/html5/thumbnails/19.jpg)
Siemens
Varian
Elekta