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

Depth of composite polymerization within simulated root canals using light-transmitting posts

J L Lui1

  • 1Faculty of Dentistry, Department of Conservative Dentistry, University of Malaya, Kuala Lumpur, Malaysia.

Operative Dentistry
|September 1, 1994
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

Pairing as an instructional strategy to promote soft skills amongst clinical dental students.

European journal of dental education : official journal of the Association for Dental Education in Europe·2014
Same author

Effect of one-step polishing system on the color stability of nanocomposites.

Journal of dentistry·2012
Same author

A case report of reattachment of fractured root fragment and resin-composite reinforcement in a compromised endodontically treated root.

Dental traumatology : official publication of International Association for Dental Traumatology·2001
Same author

In vitro fertilisation of mouse oocytes reconstructed by transfer of metaphase II chromosomes results in live births.

Zygote (Cambridge, England)·2001
Same author

Enhanced post crown retention in resin composite-reinforced, compromised, root-filled teeth: a case report.

Quintessence international (Berlin, Germany : 1985)·2000
Same author

Composite resin reinforcement of flared canals using light-transmitting plastic posts.

Quintessence international (Berlin, Germany : 1985)·1994

Light-transmitting posts significantly improved composite resin depth of cure in simulated root canals compared to conventional methods. Larger post diameters generally resulted in greater cure depth, with over 11 mm achievable.

Area of Science:

  • Dental Materials Science
  • Endodontics
  • Polymer Chemistry

Background:

  • Achieving adequate depth of cure for composite resins in root canal procedures is challenging.
  • Conventional light-curing methods may be limited by light penetration in deep or complex geometries.
  • Light-transmitting posts offer a potential alternative for intraradicular light delivery.

Purpose of the Study:

  • To compare the depth of cure of composite resins using light-transmitting plastic posts versus conventional light-curing.
  • To evaluate the effect of different post diameters on the depth of cure.
  • To determine the efficacy of light-transmitting posts for deep curing within simulated root canals.

Main Methods:

  • Composite resins were cured within simulated root canals using six different sizes of light-transmitting plastic posts (1.05–1.80 mm diameter).

Related Experiment Videos

  • A control group utilized conventional light-curing techniques without posts.
  • Depth of cure was measured and statistically analyzed for all groups.

    • Main Results:

    • All investigated post sizes demonstrated significant differences in depth of cure compared to the control.
    • A positive correlation was observed between post diameter and depth of cure.
    • Significant differences in cure depth were found between most post diameters, except between 1.35 mm and 1.50 mm.
    • Depths of cure exceeding 11 mm were achieved using the light-transmitting posts.

    Conclusions:

    • Light-transmitting plastic posts are effective in enhancing the depth of cure for composite resins within simulated root canals.
    • Post diameter is a critical factor influencing the achievable depth of cure.
    • These posts represent a promising advancement for achieving adequate polymerization in challenging endodontic applications.