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

Testing of dynamic multileaf collimation

C S Chui1, S Spirou, T LoSasso

  • 1Department of Medical Physics, Memorial Sloan-Kettering Cancer Center, New York, New York 10021, USA.

Medical Physics
|May 1, 1996
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 effectiveness of exercises on fall and fracture prevention amongst community elderlies: A systematic review and meta-analysis.

Journal of orthopaedic translation·2020
Same author

SU-E-T-532: Comparison of Dose Distributions Calculated Using Different Planning Systems with Radiochromic Film Measurements in an Inhomogeneous Phantom.

Medical physics·2017
Same author

SU-E-T-534: Beam and MLC Commissioning and Assessment of Three Commercial Treatment Planning Systems.

Medical physics·2017
Same author

Comparison of BACTEC MGIT 960 system and BACTEC 460 TB system for growth and detection of Mycobacteria from clinical specimens.

The Malaysian journal of pathology·2005
Same author

The three-dimensional scintillation dosimetry method: test for a 106Ru eye plaque applicator.

Physics in medicine and biology·2005
Same author

Delivery of intensity-modulated radiation therapy with a conventional multileaf collimator: comparison of dynamic and segmental methods.

Medical physics·2002
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

Dynamic multileaf collimation (DMLC) offers precise radiation therapy dose delivery. This study investigates DMLC

Area of Science:

  • Radiation Oncology
  • Medical Physics
  • Radiotherapy Technology

Background:

  • Intensity-modulated radiation therapy (IMRT) aims for optimal dose distributions, sparing critical organs.
  • Dynamic multileaf collimation (DMLC) is a method to achieve IMRT, available in research modes.
  • Limited research exists on the mechanical reliability of DMLC systems.

Purpose of the Study:

  • To investigate the mechanical reliability of DMLC systems.
  • To assess the dosimetric implications of DMLC mechanical performance.
  • To develop quality assurance (QA) methods for DMLC.

Main Methods:

  • Mechanical tests evaluating leaf speed stability.
  • Analysis of lateral disequilibrium effects on dose profiles.

Related Experiment Videos

  • Assessment of leaf motion acceleration/deceleration impacts.
  • Evaluation of positional accuracy and leaf-end shape effects.
  • Development of a DMLC test pattern for QA.

    • Main Results:

    • Leaf speed stability was quantified.
    • Lateral disequilibrium effects were characterized.
    • Acceleration/deceleration impacts on dose were analyzed.
    • Positional accuracy and leaf-end geometry effects were determined.
    • A functional DMLC QA test pattern was created.

    Conclusions:

    • Mechanical aspects of DMLC significantly influence dosimetric accuracy.
    • Understanding mechanical limitations is crucial for reliable DMLC implementation.
    • The developed QA test pattern can aid routine DMLC quality assurance.