Summary Essentials Of Bonding And Cements For Dental Students
15 views 0 purchase
Course
Dentistry
Institution
Plymouth University (UOP)
Book
Introduction to Dental Materials
Cements and bonding is one of the most dry, boring subjects in Dentistry but it is incredibly important! If you can't bond effectively then your restorations will fail.
Thankfully, this document has done all the hard work for you and summarises everything you need to know, as a dental student, o...
Bonding and Cements
Contents
• Zinc Oxide Eugenol
• Zinc Phosphate
• Zinc Polycarboxylate
• Glass ionomer cement
• Resin-luting cement
• RMGIC
• What material to use
• Bonding to metals
• Bonding to ceramics
Zinc Oxide Eugenol
Advantages:
• Anti-inflammatory properties
• Cheap
Disadvantages:
• Weakest cement
• Does not bond to tooth tissue
• Direct contact with pulp can cause necrosis
Indications:
• Temporary Restorations
• Base
• Temporary luting of restorations
• Endodontic sealer
• Impression material
Contraindications:
• Temporary restorations in non-retentive cavities
• Direct placement on exposed pulp
• Luting agent unde resin-containing materials
Examples:
• Temp Bond (Kerr) - temporary crowns and bridges
• IRM (Dentsply) - IRM Intermediate Restorative material is designed for restorations
intended to remain in place for up to one year. Indications - Emergency placement
, prior to complete treatment, endo access openings, pedo teeth that will soon exfoliate,
and caries management programs
Zinc Phosphate
Advantages:
• Acceptable mechanical properties
• Cheap
• Good long term stability
Disadvantages:
• Acidic when setting - can cause post-cementation sensitivity
• Soluble
• No molecular adhesion - friction only
Indications:
• Definitive cementation of inlays, metal crowns and bridges and orthodontic bands
• As a base
Contraindications:
• Definitive cemention of ceramic crowns and bridges
• Base when in close proximity to the pulp
Zinc Polycarboxylate
Advantages:
• Bonds to tooth
• Acceptable mechanical properties
• Cheap
Disadvantages
• Difficult to mix
• Soluble in mouth
• Opaque
Indications:
• Temporary Restorations in non-retentive cavities or with an inflammed pulp
• Bases
• Definitive luting of metal/metal ceramic crowns and orthodontic browns
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller harrysims. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $12.38. You're not tied to anything after your purchase.
