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Welcome to MedPhys Files!
Feel free to browse through and download files submitted by other physicists, as well as submit your own files using the "Add download" link. Unless otherwise specified, all files are distributed under the MIT open source license for research and educational use only with no fitness guarantee.
This website is intended to supplement existing medical physics resources. It is an easy and informal way to share your work with others. Please contact Nathan Childress by using the "Contact Us" link with any questions.
Posted on Tuesday, June 13
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› Linear Accelerators
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Commissioning, calibration, and QA of linacs, IMRT, IGRT, treatment planning systems, etc.
| A Practical Guide to TG-142 QA |
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Published: Tue Feb 14, 2012 10:39 pm |
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| This is a Word document and XLS file designed to assist clinical physicists with implementing AAPM TG-142 recommendations for linear accelerator QA. It provides examples of tests that can be performed to fulfill TG-142’s recommendations. |
| Version 1.0 |
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| Annual report |
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Published: Mon Jun 12, 2006 8:27 pm |
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| Annual QA report for a Varian. |
| Version 1.0 |
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| Daily Warm-Up Check for Linacs |
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Published: Fri Apr 17, 2009 11:56 am |
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| An MS EXCEL based daily log for monitoring the output of linear accelerators using a 5 point monitor chamber. |
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| Data Comparison of 10 Varian LINACs in North America |
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Published: Sat Jul 31, 2010 4:55 am |
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| Off axis ratio from Beam Profiles can be matched by fine adjustments of PDD. Data from 10 different Varian LINACs were compared. Output factors and Wedge factors were within 1% if measured the same way. Data was also compared to Varian's Golden Beam Data. |
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| EGS_Window in Matlab |
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Published: Fri Aug 10, 2012 12:05 pm |
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EGS_WINDOWS is a matlab version of the EGS_WINDOW code (that was developed and distributed for Linux systems).
USAGE: EGS_WINDOWS('*.egsgeom','*.egsgph')
EXAMPLE: For one of the BEAMnrc examples EX10MeVe:
EGS_WINDOWS('EX10MeVe.egsgeom','EX10MeVe.e |
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| Fast Real Time Calibration of Varian Linacs |
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Published: Sat Jul 26, 2008 12:54 pm |
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Fast Real Time Calibration of Varian Linacs from 2008 AAPM poster session SU-GG-T-208.
No voltmeter required. +/-0.2% accuracy in a few minutes.
Please see warnings.
Varian's method requires a voltmeter. This method does not: |
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| High energy linac shielding report |
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Published: Fri Oct 19, 2007 2:35 pm |
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| This is a shielding report for a new high energy (6/23 MV) installation, with calculations based on NCRP 151. |
| Version 1.0 |
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| Imager Position Calculator (Varian Linacs) |
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Published: Mon Oct 15, 2018 4:15 pm |
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| Calculates optimal imager panel positions for a Varian linear accelerator, based on field size, collimator rotation and vertical imager position. |
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| Matlab script for generating Elekta Agility iCom files |
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Published: Fri Jul 26, 2013 11:08 am |
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| Contains function write_rectangular_efs() will generates an iCom file for an arbitrary rectangular field. Function call_write_efs() illustrates its usage. Scripts are for Agility model only, but could be modified for other machines. |
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| Modified Winston-Lutz Test for IGRT Setups |
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Updated: Wed Apr 13, 2011 6:32 pm |
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| Brief document describing the clinical implementation of a modified Winston-Lutz test. This test measures IGRT system end-to-end positioning accuracy with a precision of ~0.1 mm. It can be performed in less than 5 minutes. |
| Version 1.1 |
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| Monthly calibration form |
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Updated: Thu Jun 15, 2006 9:20 pm |
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| Simple Excel sheet for monthly calibration, PDD, and linearity tests for SSD calibrations. Ppol is not included. |
| Version 1.01 |
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| MU Calculation Spreadsheet for Linac |
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Published: Mon Feb 25, 2008 12:29 pm |
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| Just a sample spreadsheet to compute or verify your TPS MU computation for 6 MV and 15 MV photons. |
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| Patient Gantry Collision Check |
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Published: Mon Jul 23, 2012 12:57 pm |
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| A macro enabled excel spreadsheet to check for patient gantry collision when planning SBRTs or RapidArcs. Gantry and couch data was measured on a Varian Trilogy. |
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| Pinnacle_Script_for_Naming_All_Beams |
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Published: Fri Oct 08, 2010 10:12 am |
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| This Pinnacle Script is to be used with NameBeam.Script (Pinnacle_Script_for_Naming_Beams), and will change the name of all the radiation beams in one trial to reflect the angle of incidence relative to the patient. |
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| Pinnacle_Script_for_Naming_Beams |
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Published: Fri Oct 08, 2010 10:11 am |
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| This Pinnacle Script will rename a radiation beam based on the angle of incidence relative to the patient. The .txt extension on the file can be changed to .Script. |
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| Sample iComCAT files for NCS report 24 |
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Published: Fri Oct 02, 2015 11:33 am |
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| A sample of a few iComCAT files used as part of VMAT commissioning for an Elekta VersaHD following NCS report 24. |
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