Jove
Visualize
Contact Us

Related Experiment Videos

Direct measurement of dimensional accuracy with three denture-processing techniques.

M D Turck1, B R Lang, D E Wilcox

  • 1Naval Dental School, Bethesda, Maryland.

The International Journal of Prosthodontics
|July 1, 1992
PubMed
Summary

This study compared denture processing methods. Visible-light activation showed more flange distortion, but overall dimensional accuracy was similar across all techniques.

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

Thermodynamics of Pb(ii) and Zn(ii) binding to MT-3, a neurologically important metallothionein.

Metallomics : integrated biometal science·2016
Same author

Life expectancy and death from cardiomyopathy amongst carriers of Duchenne and Becker muscular dystrophy in Scotland.

Heart (British Cardiac Society)·2007
Same author

Calorimetric investigation of phosphorylated and non-phosphorylated peptide ligand binding to the human Grb7-SH2 domain.

Journal of molecular recognition : JMR·2007
Same author

Alumina ceramic implant abutments used for single-tooth replacement: a prospective 1- to 3-year multicenter study.

The International journal of prosthodontics·2002
Same author

Chairside prefabricated fiber-reinforced resin composite fixed partial dentures.

Quintessence international (Berlin, Germany : 1985)·2002
Same author

Rx for caries prevention: time line for home care. A software aid for communication of patient instructions for management of dental caries.

Operative dentistry·2002
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

Area of Science:

  • Dental materials science
  • Biomaterials engineering
  • Prosthodontics

Background:

  • Accurate denture fabrication is crucial for patient comfort and function.
  • Different denture processing techniques may impact dimensional stability.
  • Understanding these differences is key to optimizing clinical outcomes.

Purpose of the Study:

  • To evaluate and compare the dimensional accuracy of dentures processed using three distinct techniques: conventional heat compression, microwave, and visible-light activation.
  • To identify any technique-specific variations in dimensional stability and potential distortions.

Main Methods:

  • Standardized dentures were fabricated using RTV silicone molds and hydrocolloid duplication.
  • Forty-two dentures (14 per technique) were processed: conventional heat compression, microwave, and visible-light activation.

Related Experiment Videos

  • The Michigan Computer-Graphics Coordinate Measurement System (MCGCMS) assessed dimensional accuracy by measuring 22 points on two frontal planes, comparing master casts to processed dentures.

    • Main Results:

    • No statistically significant differences were found in the overall dimensional accuracy between the three denture processing techniques.
    • The visible-light-activated technique resulted in significantly greater flange distortion compared to both conventional heat compression and microwave techniques.
    • Specific measurement sites revealed localized discrepancies influenced by the processing method.

    Conclusions:

    • While overall dimensional accuracy is comparable across conventional, microwave, and visible-light denture processing, the latter shows a propensity for increased flange distortion.
    • Clinicians should consider the potential for localized distortion with visible-light activation when selecting a denture processing technique.
    • Further research may explore modifications to visible-light techniques to mitigate flange distortion.