Related Experiment Video
Updated: Aug 9, 2026

Systematic Assessment of Mammalian Skull Specimens for Dental and Temporomandibular Joint Pathology
Published on: August 22, 2022
Structural and radiological parameters for the characterization of jawbone
Nele Stoppie1, Veerle Pattijn, Tim Van Cleynenbreugel
1Department of Prosthetic Dentistry/BIOMAT Research Group, School of Dentistry, Oral Pathology and Maxillofacial Surgery, Katholieke Universiteit Leuven, Leuven, Belgium.
Hounsfield values from computed tomography (CT) scans can predict jaw bone mechanical properties, but accuracy depends on cortical bone thickness. This impacts dental implant planning and bone quality assessment.
Area of Science:
- Oral and Maxillofacial Radiology
- Biomaterials Science
- Dental Implantology
Background:
- Computed tomography (CT) scans provide Hounsfield values (HU) for bone density assessment.
- Accurate radiological assessment of jaw bone quality is crucial for dental procedures.
Purpose of the Study:
- To determine Hounsfield values of jaw bone sites using CT scans.
- To investigate the relationship between Hounsfield values and structural/mechanical bone parameters.
Main Methods:
- 24 human cadaver jaw bone samples were analyzed.
- Hounsfield values (HU1, HU2), bone mineral density (BMD), bone volume (BV/TV), ultrasound transmission times (T(US-1), T(US-2)), and Young's modulus (E(MECH)) were measured.
Main Results:
- Strong correlations were found between Hounsfield values (HU2) and BMD (rho=0.99), BV/TV (rho=0.97), and mechanical properties (E(MECH)=0.83).
- For pure trabecular bone, HU2 strongly correlated with jaw scan HU1 (rho=0.95).
- For mixed trabecular-cortical bone, this correlation was weaker (rho=0.57).
Conclusions:
- Hounsfield values can predict mechanical properties of trabecular jaw bone.
- Prediction accuracy is limited in jaws with significant cortical bone layers.
- Current CT technology's predictive capability for mechanical properties is reduced with thicker cortical bone.
More Related Videos
07:09In situ Compressive Loading and Correlative Noninvasive Imaging of the Bone-periodontal Ligament-tooth Fibrous Joint
Published on: March 7, 2014
04:20Practical Considerations for the Design, Execution, and Interpretation of Studies Involving Whole-Bone Bending Tests of Rodent Bones
Published on: September 1, 2023
Related Concept Videos
Bone Structure
Bone Markings
Articulating Projections
Articulating projections are found where two bones meet to form a joint. These structures are usually found at the ends of bones. The largest articulation is a rounded projection called the head, supported by a narrow neck at the ends of...
X-ray Imaging