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 Experiment Videos

Demonstration of "vertical barrelling" using profilometry.

S A Whitehead1, N H Wilson, D C Watts

  • 1Clinical Academic Group of Restorative Dentistry, Unit of Operative Dentistry and Endodontlogy, University of Manchester Dental Hospital, Higher Cambridge Street Manchester, M15 6FH, UK. shaun.whitehead@man.ac.uk

The European Journal of Prosthodontics and Restorative Dentistry
|April 21, 2001
PubMed
Summary

This study shows that human premolar teeth flex under axial loading, causing "vertical barrelling." This tooth flexure may generate stress on dental restorations in cervical lesions.

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

A machine learning model exploring creep performance of dental composites.

Dental materials : official publication of the Academy of Dental Materials·2025
Same author

Should statistical analysis of bond-strength data include or exclude cohesive failures?

Dental materials : official publication of the Academy of Dental Materials·2022
Same author

Alternatives to amalgam: Is pretreatment necessary for effective bonding to dentin?

Dental materials : official publication of the Academy of Dental Materials·2022
Same author

Dental materials science: Research, testing and standards.

Dental materials : official publication of the Academy of Dental Materials·2021
Same author

The use of different adhesive filling material and mass combinations to restore class II cavities under loading and shrinkage effects: a 3D-FEA.

Computer methods in biomechanics and biomedical engineering·2020
Same author

Bone augmentation by replica-based bone formation.

Dental materials : official publication of the Academy of Dental Materials·2020

Area of Science:

  • Dental Mechanics
  • Biomaterials Science
  • Tooth Morphology

Background:

  • Understanding tooth flexure is crucial for dental restoration longevity.
  • Axial loading can induce stress and deformation in dental structures.
  • Cervical lesions present unique challenges for restorative treatments.

Purpose of the Study:

  • To quantify tooth flexure in human premolars under axial loading.
  • To investigate the impact of axial loading on unprepared and prepared cervical tooth surfaces.
  • To assess potential stress generation on restorations within artificial cervical lesions.

Main Methods:

  • Profilometry was used to measure labial surface changes in human premolars.
  • Teeth were subjected to axial loading up to approximately 670 N.

Related Experiment Videos

  • Artificial cervical lesions (saucer and notch) were prepared in prepared groups.

    • Main Results:

    • Axial loading caused measurable changes in the labial profile of premolar teeth.
    • These profile changes were consistent with vertical barrelling.
    • Alterations in prepared lesion profiles suggest stress generation upon restoration.

    Conclusions:

    • Human premolar teeth exhibit deformation under axial loading.
    • Cervical lesion preparation may influence stress distribution during loading.
    • Restorations in cervical lesions could be susceptible to stress-induced failure.