Glass Ionomers

Who developed GI?

Brian Kent and Alan Wilson in 1969

What are the 2 main powder componetns of GI?

What are the 2 extras?

What 2 things can help with radiopacity?

Slicia and Alumina

CaO and CaF2

Lanthanum or Strontium

What are the 2 liquids in GI?

Polyacrylic Acid

Tartaric Acid

What is the chemical composition of GI?

Alumino silicate glass mixed with polyacrlic acid

What kind of reaction is GI?

Acid Base

Properties of GI:

• Continues to increase in ________ over time

• Only matieral to ________ to a tooth

• Potential for _______ release

• About _______ the strength of a traditional composite resin

• Not as ________ as natural teeth/ resins

strength

chemically

fluoride

½ translucent

Additional GI Qualities:

• Can also bond to _________ materials

• _______ is neccessary for the reaction to occur

  • Adhesion can occur where?

• Coefficient of thermal expansion is similar to what?

base

water

moist tooth

tooth structure

GI Cavity Conditioner:

• What is it used for and what does it do?

• How to use it?

Conditioner used to prepare tooth for FUJI products and it works by removing the smear layer of the tooth

Apply to smear layer of tooth, wait 10 seconds, rinse with water, and gently dry.

Radiopaque light cured reinforced glass ionomer resotrative mateiral.

FUJI II LC

Does marquette use FUJI II LC or Equia Forte II as a core build up material?

No, but manufactuer says you can

What are the 4 indications for FUJI II LC?

1. Class 3 and 5 restorations particularly cervical and root surface caries

2. Primary teeth

3. Geriatric applications

4. As a base or liner

What are the 2 contraindications for FUJI II LC?

1. Pulp capping

2. When patients show sensitivity to material.

Radiopauque Posterior Glass Ionomer Resorative Cemenet in a Capsule

Equia Forte Fil

Equia Forte Fil 3 indications?

1. Class 1 and 2 restorations on deciduous teeth

2. Intermediate restorative material for heavy stress class 1 and 2

3. Class 5 and root surface restorations

What are the 2 contraindications for Equia Forte 2?

1. Pulp capping

2. Sensitivity to mateiral

Light cured slef adhesive wear resistant coating.

Equia Forte Coat

What is Equia Forte Coat used for?

How to use it?

Used to prevent water and saliva contamination to exposed surface of glass Ionoomer cements during the first 24 hours afer placement

Place GI material and shape it, clean and dry the tooth, place COAT over the GI material, enamel should be roughened or ethced, then ligh cure material for 20 seconds

What is the working time for FUJI 2 LC?

What about Equia Forte FIl?

3 minutes 15 seconds

1 minute and 15 seconds