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 Concept Videos

Imaging Studies II: Positron Emission Tomography and Scintigraphy01:25

Imaging Studies II: Positron Emission Tomography and Scintigraphy

Positron Emission Tomography (PET) is a medical imaging technique that provides crucial insights into the body's physiological functions at a molecular level. It is an indispensable resource for diagnosing, staging, and monitoring various illnesses, notably cancer, neurological disorders, and cardiovascular conditions.
Fundamental Principles of PET
Positron Emission Tomography01:29

Positron Emission Tomography

Positron emission tomography (PET) is a medical imaging technique involving radiopharmaceuticals — substances that emit short-lived radiation. Although the first PET scanner was introduced in 1961, it took 15 more years before radiopharmaceuticals were combined with the technique and revolutionized its potential.
One of the main requirements of a PET scan is a positron-emitting radioisotope, which is produced in a cyclotron and then attached to a substance used by the part of the body being...

You might also read

Related Articles

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

Sort by
Same author

A ∼0.5 Myr perturbation of carbon and mercury cycles during the Middle Triassic biotic radiation.

Science advances·2026
Same author

A voxel-wise uncertainty-guided framework for glioma segmentation using spherical projection-based U-Net and localized refinement.

Medical physics·2026
Same author

PhysMorph: A biomechanical and image-guided deep learning framework for real-time multi-modal liver image registration.

Physics and imaging in radiation oncology·2026
Same author

The timing and nature of marine ecosystem recovery following the Permian-Triassic mass extinction.

npj biodiversity·2026
Same author

Reactive oxygen species drove red lineage phytoplankton to displace green lineage phytoplankton during the Mesozoic.

Proceedings of the National Academy of Sciences of the United States of America·2026
Same author

Multiple paths to recovery after the Permian-Triassic mass extinction.

Current biology : CB·2026
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

Related Experiment Video

Updated: Jun 22, 2026

Dynamic Lung Tumor Tracking for Stereotactic Ablative Body Radiation Therapy
08:17

Dynamic Lung Tumor Tracking for Stereotactic Ablative Body Radiation Therapy

Published on: June 7, 2015

Tracking brachytherapy sources using emission imaging with one flat panel detector.

Haijun Song1, James Bowsher, Shiva Das

  • 1Department of Radiation Oncology, Duke University, Durham, North Carolina 27710, USA. haijun.song@duke.edu

Medical Physics
|May 29, 2009
PubMed
Summary
This summary is machine-generated.

This study introduces a novel method using brachytherapy radiation to track source positions in 3D space. The technique accurately reconstructs dwell points, offering potential for real-time brachytherapy source verification.

More Related Videos

A Basic Positron Emission Tomography System Constructed to Locate a Radioactive Source in a Bi-dimensional Space
14:19

A Basic Positron Emission Tomography System Constructed to Locate a Radioactive Source in a Bi-dimensional Space

Published on: February 1, 2016

A Whole Body Dosimetry Protocol for Peptide-Receptor Radionuclide Therapy (PRRT): 2D Planar Image and Hybrid 2D+3D SPECT/CT Image Methods
09:49

A Whole Body Dosimetry Protocol for Peptide-Receptor Radionuclide Therapy (PRRT): 2D Planar Image and Hybrid 2D+3D SPECT/CT Image Methods

Published on: April 24, 2020

Related Experiment Videos

Last Updated: Jun 22, 2026

Dynamic Lung Tumor Tracking for Stereotactic Ablative Body Radiation Therapy
08:17

Dynamic Lung Tumor Tracking for Stereotactic Ablative Body Radiation Therapy

Published on: June 7, 2015

A Basic Positron Emission Tomography System Constructed to Locate a Radioactive Source in a Bi-dimensional Space
14:19

A Basic Positron Emission Tomography System Constructed to Locate a Radioactive Source in a Bi-dimensional Space

Published on: February 1, 2016

A Whole Body Dosimetry Protocol for Peptide-Receptor Radionuclide Therapy (PRRT): 2D Planar Image and Hybrid 2D+3D SPECT/CT Image Methods
09:49

A Whole Body Dosimetry Protocol for Peptide-Receptor Radionuclide Therapy (PRRT): 2D Planar Image and Hybrid 2D+3D SPECT/CT Image Methods

Published on: April 24, 2020

Area of Science:

  • Medical Physics
  • Radiotherapy Technology

Background:

  • Accurate localization of brachytherapy sources is crucial for effective cancer treatment.
  • Current methods for tracking brachytherapy source positions can be complex and time-consuming.

Purpose of the Study:

  • To develop and validate a novel method for determining the three-dimensional (3D) dwell positions of brachytherapy sources using their own radiation.
  • To assess the accuracy of this technique in reconstructing known dwell point configurations.

Main Methods:

  • A prototype system utilizing a flat panel detector and a patterned BB tray was employed.
  • The radiation emitted by brachytherapy sources cast shadows of the BBs onto the detector.
  • Analysis of BB shadow positions allowed for the 3D coordinate reconstruction of the source dwell positions.

Main Results:

  • The system successfully reconstructed 11 dwell positions using an Ir-192 high dose rate source.
  • Reconstructed dwell point distances showed an average difference of 0.07 cm with a standard deviation of 0.15 cm compared to expected values.
  • Manual identification of BB shadows was used for initial validation.

Conclusions:

  • The proposed method demonstrates feasibility for accurate 3D brachytherapy source localization.
  • Future implementation with automated BB shadow recognition could enable real-time tracking of source trajectory and dwell times.
  • This technique holds potential for real-time source position verification during brachytherapy procedures.