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

Fractures: Bone Repair01:27

Fractures: Bone Repair

6.0K
Treatment for a fracture is based on the type of break, the bone affected, and the patient's age.
Minor fractures with no bone displacement are treated by immobilizing the fractured bone using a cast or splint. However, in the case of fractures with displaced bones, the broken bones are repositioned before immobilization to ensure successful healing without deformation and loss of function. The realignment of fractured bone ends is performed through a process called reduction. If the...
6.0K
Classification of Bones01:18

Classification of Bones

10.6K
The bones of the human skeletal system are of varied shapes, sizes, and functions. They can be classified based on their shape and function into four major classes: long bones, short bones, flat bones, and irregular bones. Some classifications include a fifth type, the sesamoid bones, as a separate class, whereas others categorize them under short bones.
Long and Short Bones
The appendicular skeleton, particularly the upper and lower limbs, is primarily made of long and short bones. The...
10.6K
Bones of the Upper Limb: Radius01:09

Bones of the Upper Limb: Radius

10.6K
The radius is longer of the two bones that make up the human antebrachium or forearm. At the proximal end, the radius articulates with the capitulum of the humerus and the radial notch of the ulna to form the elbow joint. At the distal end, the radius articulates with the ulna via the ulnar notch, forming the distal radioulnar joint. Distally, the radius also attaches to the carpal wrist bones (scaphoid and lunate) to form the radiocarpal joint.
The radius has a nail-shaped head, and a...
10.6K
Functional Classification of Joints01:09

Functional Classification of Joints

8.3K
Functional Classification of Joints
The functional classification of joints is determined by the amount of mobility between the adjacent bones. Joints are functionally classified as a synarthrosis or immobile joint, an amphiarthrosis or slightly moveable joint, or as a diarthrosis, a freely moveable joint. Fibrous and cartilaginous joints can be functionally classified as either synarthroses  or amphiarthroses, whereas all synovial joints are classified as diarthroses.
Synarthrosis
An...
8.3K
Bones of the Upper Limb: Ulna01:15

Bones of the Upper Limb: Ulna

10.2K
The ulna and radius are parallel bones of the antebrachium or the forearm. The ulna lies medially and consists of a bony tip called the olecranon process at its proximal end. This hook-like projection articulates with the olecranon fossa of the humerus and forms the "hinged" ulnohumeral part of the elbow joint. This joint facilitates forearm extension and flexion while preventing its hyperextension. Similarly, the coronoid process, another bony projection on the proximal/anterior side...
10.2K
The Seven Crystal Systems: Overview01:24

The Seven Crystal Systems: Overview

19
Crystals with various point group symmetries belong to different crystal classes, which are synonymous terms. Despite being in the same class, crystals may have distinct shapes, like cubes and octahedra. There are 32 three-dimensional point groups, all of which are systematically divided into seven crystal systems.The basic cubic crystal system, exemplified by NaCl, features orthogonal vectors (α = β = �� = 90°) of equal lengths (a = b = c). When specific...
19

You might also read

Related Articles

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

Sort by
Same author

Cost-effectiveness of cast treatment vs. surgery in elderly patients with substantially displaced intra-articular distal radius fractures: A trial-based economic evaluation.

PloS one·2026
Same author

Protocol deviations in distal radius fracture follow-up in a virtual fracture care model.

European journal of trauma and emergency surgery : official publication of the European Trauma Society·2026
Same author

Outcomes of Robot Assisted Trans Abdominal Retromuscular Umbilical Prosthesis (rTARUP): A Dutch Multicenter Study.

Journal of abdominal wall surgery : JAWS·2026
Same author

Comparing the posterolateral and the direct lateral approach for cemented hemiarthroplasty after femoral neck fracture: a cost-effectiveness analysis.

Acta orthopaedica·2025
Same author

Long-term functional outcomes of non-operative treatment in patients with humeral surgical neck fractures.

European journal of trauma and emergency surgery : official publication of the European Trauma Society·2025
Same author

In Memory of Professor Hans Jeekel.

Journal of abdominal wall surgery : JAWS·2025

Related Experiment Video

Updated: Feb 28, 2026

Minimally Invasive Treatment for Thoracolumbar Burst Fracture Using Sagittal Alignment Screws and A Trauma Reduction Device
04:19

Minimally Invasive Treatment for Thoracolumbar Burst Fracture Using Sagittal Alignment Screws and A Trauma Reduction Device

Published on: November 8, 2024

1.5K

Classification systems for distal radius fractures.

Ydo V Kleinlugtenbelt1,2,3, Sylvester R Groen4, S John Ham1

  • 1a Department of Orthopaedic and Trauma Surgery , JointResearch Onze Lieve Vrouwe Gasthuis , Amsterdam.

Acta Orthopaedica
|June 15, 2017
PubMed
Summary
This summary is machine-generated.

Adding computed tomography (CT) scans to conventional radiography improves intraobserver reliability for classifying distal radius fractures (DRF), particularly for AO and Universal systems. However, interobserver reliability showed no significant improvement with CT scans.

More Related Videos

Creating Rigidly Stabilized Fractures for Assessing Intramembranous Ossification, Distraction Osteogenesis, or Healing of Critical Sized Defects
07:35

Creating Rigidly Stabilized Fractures for Assessing Intramembranous Ossification, Distraction Osteogenesis, or Healing of Critical Sized Defects

Published on: April 11, 2012

18.9K
Fracture Apparatus Design and Protocol Optimization for Closed-stabilized Fractures in Rodents
06:59

Fracture Apparatus Design and Protocol Optimization for Closed-stabilized Fractures in Rodents

Published on: August 14, 2018

14.2K

Related Experiment Videos

Last Updated: Feb 28, 2026

Minimally Invasive Treatment for Thoracolumbar Burst Fracture Using Sagittal Alignment Screws and A Trauma Reduction Device
04:19

Minimally Invasive Treatment for Thoracolumbar Burst Fracture Using Sagittal Alignment Screws and A Trauma Reduction Device

Published on: November 8, 2024

1.5K
Creating Rigidly Stabilized Fractures for Assessing Intramembranous Ossification, Distraction Osteogenesis, or Healing of Critical Sized Defects
07:35

Creating Rigidly Stabilized Fractures for Assessing Intramembranous Ossification, Distraction Osteogenesis, or Healing of Critical Sized Defects

Published on: April 11, 2012

18.9K
Fracture Apparatus Design and Protocol Optimization for Closed-stabilized Fractures in Rodents
06:59

Fracture Apparatus Design and Protocol Optimization for Closed-stabilized Fractures in Rodents

Published on: August 14, 2018

14.2K

Area of Science:

  • Orthopedic Surgery
  • Radiology
  • Medical Imaging

Background:

  • Conventional radiography demonstrates fair to moderate reliability in classifying distal radius fractures (DRF).
  • The need for improved diagnostic accuracy in DRF classification is critical for treatment planning.

Purpose of the Study:

  • To evaluate if incorporating computed tomography (CT) scans enhances the reliability of DRF classification compared to conventional radiography alone.
  • To assess the impact of CT on both intraobserver and interobserver reliability across multiple classification systems.

Main Methods:

  • A prospective study involving 51 patients with displaced DRF.
  • Four observers assessed fractures using Frykman, Fernández, Universal, and AO classification systems, first with radiography alone, then with added CT scans.
  • Intraclass correlation coefficient (ICC) was used to measure reliability, with CT serving as the reference standard for accuracy.

Main Results:

  • Intraobserver reliability improved with CT for Fernández, Universal, and AO classifications, but not for Frykman.
  • Interobserver reliability ranged from poor to fair and did not consistently improve with the addition of CT scans.
  • CT scanning demonstrated implications for scoring accuracy, especially in simpler fracture types.

Conclusions:

  • Computed tomography (CT) enhances intraobserver reliability for classifying distal radius fractures (DRF) when used with conventional radiography, except for the Frykman system.
  • Interobserver reliability in DRF classification remains limited, with no substantial improvement observed through the addition of CT scans.
  • CT integration impacts fracture type scoring accuracy, particularly for less complex DRF.