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

Computed Tomography01:10

Computed Tomography

4.7K
Tomography refers to imaging by sections. Computed tomography (CT) is a non-invasive imaging technique that uses computers to analyze several cross-sectional X-rays to reveal minute details about structures in the body.
The technique was invented in the 1970s and is based on the principle that as X-rays pass through the body, they are absorbed or reflected at different levels. In the technique, a patient lies on a motorized platform while a computerized axial tomography (CAT) scanner rotates...
4.7K
Imaging Studies III: Computed Tomography01:27

Imaging Studies III: Computed Tomography

33
DefinitionComputed Tomography (CT) of the genitourinary (GU) tract is a non-invasive imaging modality that utilizes X-rays and computer processing to generate detailed cross-sectional images of the urinary system, encompassing the kidneys, ureters, bladder, and adjacent structures such as the adrenal glands.PurposeCT scans of the GU tract serve several diagnostic and therapeutic purposes, including:Diagnosis of Urinary Tract Diseases: Detects kidney stones, tumors, cysts, and congenital...
33

You might also read

Related Articles

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

Sort by
Same author

Fracture risk assessment by dual-energy absorptiometry in osteogenesis imperfecta: A systematic review of measurement sites and its predictive value.

Bone reports·2026
Same author

Impact of quantified knee positioning on the measurement of minimal joint space width using statistical shape models: A cross-sectional and longitudinal analysis in the IMI-APPROACH.

Osteoarthritis imaging·2026
Same author

Tibial genu varum and primary cam morphology in healthy young adults: A cross-sectional study uncovering the double threat to joint health.

Osteoarthritis and cartilage open·2026
Same author

Harnessing copper-strontium synergy in an injectable composite for multi-pathway bone regeneration.

RSC advances·2026
Same author

Radiation-free assessment of the 3D morphology of the adolescent scoliotic spine: a feasibility study using MRI derived quantitative synthetic CT.

Spine deformity·2026
Same author

The Effects of Radioimmunotherapy and Antibiotics on Biofilm-Associated Implant Infections in a Preclinical Rat Model.

Journal of orthopaedic research : official publication of the Orthopaedic Research Society·2026
Same journal

Clinical and Radiographic Outcomes at a Mean of 7 Years Following Primary Transfibular Total Ankle Arthroplasty in Younger and Older Patients.

The Journal of bone and joint surgery. American volume·2026
Same journal

Quantifying Protrusio Risk in the Metastatic Acetabulum: A Step Toward Precision: Commentary on an article by Will Jiang, BS, et al.: "Development of a Radiographic Scoring System to Estimate Acetabular Protrusion Risk in Patients with Osteolytic Periacetabular Metastases".

The Journal of bone and joint surgery. American volume·2026
Same journal

Can We Find the Oracle of Fracture Union?: Commentary on an article by Luke A. Lopas, MD, et al.: "A Fracture Healing Odyssey: Kinematic Comparison of Unions and Nonunions in Human Lower-Extremity Long Bones Treated with Intramedullary Nailing. A Retrospective Cohort Study".

The Journal of bone and joint surgery. American volume·2026
Same journal

Stacked-Cone Constructs for Extensive Tibial and/or Femoral Bone Loss in Complex Primary and Revision TKA: A Multicenter Analysis of 84 Cases.

The Journal of bone and joint surgery. American volume·2026
Same journal

Shaping Modern Practice in South Korea: A Centennial Review of Orthopaedics at Severance Hospital and Yonsei University College of Medicine.

The Journal of bone and joint surgery. American volume·2026
Same journal

Measuring Pain and Function: Commentary on an article by Epaminondas Markos Valsamis, MB BChir, MA(Cantab), MRCS, PGCert, DPhil, et al.: "Minimal and Substantial Improvement Thresholds for Oxford Scores Following Primary Hip and Knee Replacement Based on Patient Satisfaction".

The Journal of bone and joint surgery. American volume·2026
See all related articles

Related Experiment Video

Updated: Aug 6, 2025

3D Ultrasound Imaging: Fast and Cost-effective Morphometry of Musculoskeletal Tissue
08:52

3D Ultrasound Imaging: Fast and Cost-effective Morphometry of Musculoskeletal Tissue

Published on: November 27, 2017

23.3K

Automatic Assessment of Lower-Limb Alignment from Computed Tomography.

Ruurd J A Kuiper1,2, Peter R Seevinck2,3, Max A Viergever2

  • 1Department of Orthopaedics, University Medical Center Utrecht, Utrecht, the Netherlands.

The Journal of Bone and Joint Surgery. American Volume
|March 22, 2023
PubMed
Summary
This summary is machine-generated.

This study presents an automated method for calculating lower-limb alignment from CT scans, offering a faster and reliable alternative to manual measurements for surgical planning.

More Related Videos

Four-Dimensional CT Analysis Using Sequential 3D-3D Registration
05:05

Four-Dimensional CT Analysis Using Sequential 3D-3D Registration

Published on: November 23, 2019

8.0K
Lower-Limb Biomechanical Characteristics Associated with Unplanned Gait Termination Under Different Walking Speeds
05:52

Lower-Limb Biomechanical Characteristics Associated with Unplanned Gait Termination Under Different Walking Speeds

Published on: August 25, 2020

4.6K

Related Experiment Videos

Last Updated: Aug 6, 2025

3D Ultrasound Imaging: Fast and Cost-effective Morphometry of Musculoskeletal Tissue
08:52

3D Ultrasound Imaging: Fast and Cost-effective Morphometry of Musculoskeletal Tissue

Published on: November 27, 2017

23.3K
Four-Dimensional CT Analysis Using Sequential 3D-3D Registration
05:05

Four-Dimensional CT Analysis Using Sequential 3D-3D Registration

Published on: November 23, 2019

8.0K
Lower-Limb Biomechanical Characteristics Associated with Unplanned Gait Termination Under Different Walking Speeds
05:52

Lower-Limb Biomechanical Characteristics Associated with Unplanned Gait Termination Under Different Walking Speeds

Published on: August 25, 2020

4.6K

Area of Science:

  • Orthopaedic surgery
  • Medical imaging
  • Biomechanical analysis

Background:

  • Preoperative planning for lower-limb realignment surgery requires precise alignment measurements.
  • Traditional 2D radiographs limit the accuracy and efficiency of surgical planning.
  • 3D bone models from CT scans are needed for advanced orthopaedic surgery planning.

Purpose of the Study:

  • To develop and validate an automated method for quantifying lower-limb alignment parameters from CT scans.
  • To enable fast and accurate 3D planning of orthopaedic surgery.
  • To assess the reliability and efficiency of the automated method compared to manual measurements.

Main Methods:

  • CT scans of 50 lower extremities were segmented manually and automatically.
  • 32 manual landmarks were placed twice to assess intraobserver reliability.
  • A shape-fitting algorithm was used for automatic landmark placement.
  • 25 lower-limb alignment angles were calculated from the landmarks.

Main Results:

  • The automated method showed comparable differences to manual measurements (2.17 ± 1.37 mm vs. 2.01 ± 1.64 mm).
  • Automated calculation took 12 minutes, significantly less than the manual method's 60 minutes.
  • Good to excellent reliability was found between manual and automatic assessments for 23 of 25 angles.

Conclusions:

  • An automated method for calculating lower-limb alignment from CT scans was successfully developed.
  • The method is efficient, reliable, and comparable to manual assessments.
  • This automated approach offers a viable alternative for preoperative surgical planning.