Jove
Visualize
Contact Us

Related Experiment Videos

Trabecular bone adaptation with an orthotropic material model.

Zev Miller1, Moshe B Fuchs, Mircea Arcan

  • 1Department of Solid Mechanics, Materials and Systems, The Iby and Aladar Fleischman Faculty of Engineering, Tel Aviv University, 69978, Tel Aviv, Israel. zev@eng.tau.ac.il

Journal of Biomechanics
|January 11, 2002
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

Effect of trabecular curvature on the stiffness of trabecular bone.

Journal of biomechanics·2005
Same author

Modeling the human body/seat system in a vibration environment.

Journal of biomechanical engineering·2003
Same journal

Influence of iliofemoral ligament laxity on hip joint contact forces during gait.

Journal of biomechanics·2026
Same journal

Associations of sagittal spinal alignment with shear wave velocity, thickness, and echo intensity of muscles attached to the spine and pelvis in healthy women.

Journal of biomechanics·2026
Same journal

The gait lab effect: symmetry restoration strategy after anterior cruciate ligament reconstruction is different in natural environments than the gait laboratory.

Journal of biomechanics·2026
Same journal

Mediolateral trunk control, rather than temporal gait control, is associated with treadmill walking adaptation in healthy older adults.

Journal of biomechanics·2026
Same journal

Examination of participant sex bias in international society of biomechanics conference abstract submissions: patterns across cohorts, countries, and contexts.

Journal of biomechanics·2026
Same journal

Shear wave velocity of biceps femoris and medial gastrocnemius in different positions and intensities: a cross-sectional study in healthy young males.

Journal of biomechanics·2026
See all related articles
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

This study introduces an orthotropic material model to accurately predict trabecular bone structure in the proximal femur. The model successfully replicates key trabecular patterns and mechanical properties, improving upon isotropic assumptions.

Area of Science:

  • Biomechanics
  • Orthopedic Research
  • Material Science

Background:

  • Current bone adaptation algorithms often assume isotropic material properties, which fail to capture the complex structure of trabecular bone.
  • Trabecular bone's intricate patterns suggest significant mechanical relevance that isotropic models cannot fully explain.

Purpose of the Study:

  • To develop and validate an orthotropic material model for predicting proximal femur trabecular structure.
  • To integrate directional stimuli into bone adaptation algorithms to account for material anisotropy.

Main Methods:

  • Utilized an orthotropic material model for proximal femur trabecular structure prediction.
  • Combined two hypotheses: trabecular directions align with maximal principal stress, and material properties depend on directional stimuli.

Related Experiment Videos

  • Implemented an iterative algorithm with stages for material axis rotation and property modification based on stress.

    • Main Results:

    • The orthotropic model accurately reproduced known trabecular patterns in the proximal femur.
    • Local material directions corresponded well with principal stress directions under multiple load cases.
    • Predicted directional stiffnesses, anisotropy, and density distributions aligned with actual femur morphology.

    Conclusions:

    • An orthotropic material model provides a more accurate representation of proximal femur trabecular bone adaptation than isotropic models.
    • The proposed algorithm successfully links mechanical loading to the formation and orientation of trabecular bone structures.
    • This approach enhances understanding of bone's anisotropic nature and its adaptation to mechanical stimuli.