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

Laser "cross-hair" sidelight.

A L Boyer

    Medical Physics
    |January 1, 1978
    PubMed
    Summary
    This summary is machine-generated.

    A new method creates an optical laser cross-hair for radiotherapy. This technique uses two cylindrical lenses and reflectors to generate a precise cross-hair image from a laser beam, improving radiation therapy accuracy.

    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

    Handcrafted firearm suicide: About the unusual use of a mole gun.

    Legal medicine (Tokyo, Japan)·2022
    Same author

    Comparison of IMRT and Rapidarc treatment plans using AAPM task group test suites.

    The Gulf journal of oncology·2011
    Same author

    A quality assurance phantom for IMRT dose verification.

    Physics in medicine and biology·2003
    Same author

    Verification of IMRT dose distributions using a water beam imaging system.

    Medical physics·2002
    Same author

    Role of beam orientation optimization in intensity-modulated radiation therapy.

    International journal of radiation oncology, biology, physics·2001
    Same author

    Modeling the extrafocal radiation and monitor chamber backscatter for photon beam dose calculation.

    Medical physics·2001
    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

    Area of Science:

    • Medical Physics
    • Optical Engineering

    Background:

    • Radiotherapy requires precise targeting for effective treatment.
    • Current methods for visual targeting in radiotherapy may have limitations.

    Purpose of the Study:

    • To develop an improved optical laser cross-hair for radiotherapy sidelight applications.
    • To enhance the precision and accuracy of radiation delivery.

    Main Methods:

    • The technique builds upon prior work using a single cylindrical lens to form a laser line image.
    • Two cylindrical lenses and strategically placed reflectors are employed.
    • The system is designed to generate two intersecting line images, forming a cross-hair.

    Main Results:

    • A functional optical laser cross-hair image was successfully formed.

    Related Experiment Videos

  • The technique allows for the creation of a precise cross-hair from a laser beam.

    • Conclusions:

    • This novel technique provides a viable method for generating a radiotherapy sidelight cross-hair.
    • The described optical system offers potential for improved accuracy in radiation therapy targeting.