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

Vascular tracing: a new videoangiographic algorithm

R A Kruger, J A Nelson

    Investigative Radiology
    |March 1, 1982
    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

    Individual Repeatability of Locomotor Kinematics and Swimming Performance in a Gymnotiform Swimmer.

    Physiological and biochemical zoology : PBZ·2020
    Same author

    Oxygen consumption rate v. rate of energy utilization of fishes: a comparison and brief history of the two measurements.

    Journal of fish biology·2016
    Same author

    Hypoxia tolerance variance between swimming and resting striped bass Morone saxatilis.

    Journal of fish biology·2015
    Same author

    Readmission following ventral hernia repair: a model derived from the ACS-NSQIP datasets.

    Hernia : the journal of hernias and abdominal wall surgery·2014
    Same author

    Wound risk assessment in ventral hernia repair: generation and internal validation of a risk stratification system using the ACS-NSQIP.

    Hernia : the journal of hernias and abdominal wall surgery·2014
    Same author

    Breaking wind to survive: fishes that breathe air with their gut.

    Journal of fish biology·2014
    Same journal

    Vessel Wall Imaging in 1.5 T MRI Using Deep Learning Reconstruction: Prospective Evaluation of Interchangeability With Standard 3 T MRI.

    Investigative radiology·2026
    Same journal

    Accelerated Deep-Learning-Based Image Reconstruction for 3D T2 Dark-Fluid in Imaging of Multiple Sclerosis.

    Investigative radiology·2026
    Same journal

    3D Freehand Ultrasound Imaging of Optic Nerve Sheath.

    Investigative radiology·2026
    Same journal

    Iodinated Contrast Media Hypersensitivity in 115,966 Patients: Risk Factors, Severity Profiles, and the Impact of Iodine Concentration on Reaction Risk.

    Investigative radiology·2026
    Same journal

    Improvement of Lung Nodule Volumetric Accuracy with Photon-counting Computed Tomography Over Energy-integrating Computed Tomography in Low-dose Screening: A Phantom Study.

    Investigative radiology·2026
    Same journal

    Photon-counting CT in Anterior Cervical Discectomy and Fusion: Improved Metal Artifact Reduction and Impact on Bone Fusion Assessment.

    Investigative radiology·2026
    See all related articles

    A new digital algorithm enhances videoangiography by tracing vascular routes with minimal contrast. This method simplifies imaging, eliminating the need for rapid film sequences.

    Area of Science:

    • Medical Imaging
    • Digital Signal Processing
    • Cardiovascular Diagnostics

    Background:

    • Videoangiography traditionally requires rapid film sequences for contrast bolus tracking.
    • High-volume contrast agents and rapid imaging increase costs and technical demands.
    • Digital noise reduction techniques offer potential for improved vascular visualization.

    Purpose of the Study:

    • To develop a novel digital processing algorithm for enhanced videoangiography.
    • To enable precise vascular tracing using minimal contrast agent volumes.
    • To eliminate the need for rapid film sequences in vascular imaging.

    Main Methods:

    • A modified recursive video digital noise filter was adapted for videoangiography.
    • A vascular tracing algorithm was developed, tracking contrast bolus via pixel-by-pixel x-ray transmission.

    Related Experiment Videos

  • The algorithm "remembers" contrast peaks over extended recording times.

    • Main Results:

    • High-quality videoangiogram composite frames were successfully obtained.
    • The algorithm effectively traced large vascular segments using small contrast volumes.
    • The additive nature of the tracing image simplified visualization.

    Conclusions:

    • The developed digital algorithm significantly improves videoangiography.
    • This technique reduces the cost and complexity associated with traditional methods.
    • Enhanced vascular tracing is achievable with improved image quality and efficiency.