Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Computational analysis and dosimetric evaluation of a commercial irregular-fields computer program.

J R Hallberg, G S Ibbott, P L Carson

    Medical Physics
    |November 1, 1977
    PubMed
    Summary
    This summary is machine-generated.

    Related Concept Videos

    You might also read

    Related Articles

    Articles linked to this work by shared authors, journal, and citation graph.

    Sort by
    Same author

    The need for, and implementation of, image guidance in radiation therapy.

    Annals of the ICRP·2018
    Same author

    Reference dosimetry in magnetic fields: formalism and ionization chamber correction factors.

    Medical physics·2016
    Same author

    Independent dose per monitor unit review of eight U.S.A. proton treatment facilities.

    Medical physics·2014
    Same author

    Three-Dimensional Dosimetry of a Beta-Emitting Radionuclide Using PRESAGE Dosimeters.

    Journal of physics. Conference series·2011
    Same author

    Initial investigation of acoustic droplet vaporization for occlusion in canine kidney.

    Ultrasound in medicine & biology·2010
    Same author

    Rapid 3-D imaging of contrast flow: application in a perfused kidney phantom.

    Ultrasound in medicine & biology·2009
    Same journal

    Correction to "On the shape of the radiation survival curve in tumor spheroids: The role of oxygen heterogeneity".

    Medical physics·2026
    Same journal

    Multi-view constrained semi-supervised vertebra detection for 3D ultrasound spine volume.

    Medical physics·2026
    Same journal

    Accuracy of quantitative <sup>177</sup>Lu SPECT/CT imaging: A systematic review.

    Medical physics·2026
    Same journal

    Physics-constrained dual-domain network for CBCT reconstruction from orthogonal X-rays in gynecologic radiotherapy.

    Medical physics·2026
    Same journal

    Decomposition-based harmonization for quantitative PET imaging across scanners and radiotracers.

    Medical physics·2026
    Same journal

    Development and evaluation of an in vivo dose-based monitoring system for electron FLASH radiation therapy.

    Medical physics·2026
    See all related articles

    This study evaluates a new radiation therapy dosimetry program, detailing its mathematical methods and clinical accuracy. The program can achieve +/- 5% accuracy for irregular fields, with identified areas for improvement.

    Area of Science:

    • Medical Physics
    • Radiation Oncology
    • Computational Dosimetry

    Background:

    • Accurate radiation therapy dosimetry is crucial for effective cancer treatment.
    • Evaluating new dosimetry software requires assessing both mathematical algorithms and clinical applicability.

    Purpose of the Study:

    • To evaluate the accuracy of the SHM irregular-fields dosimetry program for the Rad-8 system.
    • To compare calculated doses with measured doses and determine achievable accuracy limits.

    Main Methods:

    • Detailed explanation of the program's mathematical computation method, highlighting novel aspects.
    • Description of the procedure for setting up the beam data file.
    • Step-by-step comparison of calculated versus measured doses using a Varian Clinac-4 with a lead flattening filter.

    Related Experiment Videos

    Main Results:

    • The evaluation estimated the limits within which a +/- 5% accuracy is attainable for irregular fields.
    • Identified specific sources of error in the dosimetry calculation.
    • Highlighted areas for potential software and methodology improvements.

    Conclusions:

    • The SHM irregular-fields dosimetry program demonstrates potential for clinical use.
    • Achieving +/- 5% accuracy is feasible under specific conditions.
    • Further refinement of the algorithm and data input can enhance overall accuracy.