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 VII: Vascular Imaging01:19

Imaging Studies VII: Vascular Imaging

255
DefinitionRenal angiography, also known as renal arteriography, is an imaging technique used to obtain a comprehensive view of blood flow and the vascular structure of blood vessels in the kidneys and surrounding areas.PurposeRenal angiography detects blood vessel abnormalities in the kidneys, such as aneurysms, stenosis, thrombosis, vascular tumors, and renal artery stenosis. It evaluates kidney function and guides interventional treatments like angioplasty or stent placement.Pre-Procedure...
255

You might also read

Related Articles

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

Sort by
Same author

Bone substitutes and implantation depths for subchondral bone repair in osteochondral defects of porcine knee joints.

Knee surgery, sports traumatology, arthroscopy : official journal of the ESSKA·2014
Same author

Celecoxib, a selective cyclooxygenase-2 inhibitor, reduces level of a bone resorption marker in postmenopausal women with rheumatoid arthritis.

International journal of rheumatic diseases·2014
Same author

Extraneural metastasis of ependymoma in the cauda equina.

Global spine journal·2014
Same author

Osteochondral tissue engineering with biphasic scaffold: current strategies and techniques.

Tissue engineering. Part B, Reviews·2014
Same author

In vivo movement of femoral flexion axis of a single-radius total knee arthroplasty.

The Journal of arthroplasty·2014
Same author

Transarterial embolization (TAE) of sacral giant cell Tumor (GCT) using spherical parmanent embolic material superabsorbant polymer microsphere (SAP-MS).

SpringerPlus·2013

Related Experiment Video

Updated: Jan 1, 2026

Deep Vascular Imaging in the Eye with Flow-Enhanced Ultrasound
07:29

Deep Vascular Imaging in the Eye with Flow-Enhanced Ultrasound

Published on: October 4, 2021

2.8K

Ultrasound Sub-pixel Motion-tracking Method with Out-of-plane Motion Detection for Precise Vascular Imaging.

Hideki Yoshikawa1, Taku Yamamoto1, Tomohiko Tanaka1

  • 1Research & Development Group, Hitachi, Ltd., Tokyo, Japan.

Ultrasound in Medicine & Biology
|December 16, 2019
PubMed
Summary
This summary is machine-generated.

This study introduces a new sub-pixel motion-tracking method with out-of-plane motion detection (OPMD) to improve ultrasound vascularity imaging. OPMD enhances tumor diagnosis by accurately tracking motion and removing blurred frames for clearer visualization of small vessels.

Keywords:
Contrast agentMotion trackingOut-of-plane motionPeak-holdSub-pixelVascular imaging

More Related Videos

A Novel Application of Musculoskeletal Ultrasound Imaging
10:53

A Novel Application of Musculoskeletal Ultrasound Imaging

Published on: September 17, 2013

24.5K
Universal Hand-held Three-dimensional Optoacoustic Imaging Probe for Deep Tissue Human Angiography and Functional Preclinical Studies in Real Time
09:56

Universal Hand-held Three-dimensional Optoacoustic Imaging Probe for Deep Tissue Human Angiography and Functional Preclinical Studies in Real Time

Published on: November 4, 2014

11.2K

Related Experiment Videos

Last Updated: Jan 1, 2026

Deep Vascular Imaging in the Eye with Flow-Enhanced Ultrasound
07:29

Deep Vascular Imaging in the Eye with Flow-Enhanced Ultrasound

Published on: October 4, 2021

2.8K
A Novel Application of Musculoskeletal Ultrasound Imaging
10:53

A Novel Application of Musculoskeletal Ultrasound Imaging

Published on: September 17, 2013

24.5K
Universal Hand-held Three-dimensional Optoacoustic Imaging Probe for Deep Tissue Human Angiography and Functional Preclinical Studies in Real Time
09:56

Universal Hand-held Three-dimensional Optoacoustic Imaging Probe for Deep Tissue Human Angiography and Functional Preclinical Studies in Real Time

Published on: November 4, 2014

11.2K

Area of Science:

  • Medical Imaging
  • Ultrasound Technology
  • Biomedical Engineering

Background:

  • Ultrasound vascularity imaging aids tumor diagnosis.
  • Peak-hold (PH) technique visualizes small vessels but is sensitive to motion.
  • Out-of-plane motion degrades PH image quality.

Purpose of the Study:

  • To develop a motion-tracking method for improved ultrasound vascularity imaging.
  • To introduce an out-of-plane motion detection (OPMD) technique.
  • To enhance the accuracy of the peak-hold (PH) procedure.

Main Methods:

  • Developed a sub-pixel motion-tracking method combining Sum of Absolute Differences (SAD) and Kanade-Lucas-Tomasi.
  • Introduced OPMD using a statistical value (γ) from SAD residuals to detect out-of-plane motion.
  • Validated the method through simulation, phantom, and in vivo (rabbit) experiments.

Main Results:

  • The tracking method achieved approximately 20 μm accuracy in simulations.
  • OPMD (γ) sensitively detected out-of-plane motion in phantom experiments.
  • In vivo experiments showed clearer peripheral vessels with OPMD-enhanced PH imaging compared to standard PH.

Conclusions:

  • OPMD effectively detects and predicts tracking errors caused by out-of-plane motion.
  • Removing frames with high γ values improves PH image quality.
  • The developed method enhances ultrasound vascularity imaging for better tumor diagnosis.