3: Temporary restorative materials

Chapter 3

Temporary restorative materials

Certain dental cements mixed to a base or putty-like consistency can be used as temporary restorative materials, and there are other materials available that have temporary filling as their main function.

Provisional or temporary crown materials are also considered temporary restorative materials but will not be discussed in this chapter.

CAVITTM

CAVITTM (3M ESPE) is a self-cure, temporary restorative material (Figure 3.1).

Figure 3.1 CAVITTM – 3M ESPE.

image

Material constituents/composition

  • Zinc oxide
  • Calcium sulphate
  • Barium sulphate
  • Talc
  • Ethylene bis(oxyethylene) diacetate
  • Zinc sulphate
  • Poly(vinyl acetate)

Properties

  • Self-cure
  • Packable
  • Radiopaque
  • Available in light curable form

Advantages

  • No manipulation required
  • Easy to place

Disadvantages

  • Is not suitable for ‘shallow’ restorations

Indications and contraindications for use

Indications

  • Temporary restorations
  • Inlay and onlay temporary restorations

Contraindications

  • Not indicated for use in areas less than 3–5 millimetres thick

Manipulation

Wearing personal protective equipment.

Once the tooth is prepared for restoration:

Step 1

  • Dispense the required amount of CAVITTM on a waxed paper pad using a sterile instrument
Step 2

  • Transfer to the operator with a flat plastic instrument or operators instrument of choice
Step 3

  • The operator will place the material into the cavity preparation
  • Be prepared with a piece of gauze to wipe excess material from the blunt instrument
Step 4

  • Dispose of any waste material and waxed paper pad in the contaminated waste bin (Figure 3.2)
Mixing time

  • No mixing required

Figure 3.2 Step 1 – CAVITTM – 3M ESPE dispensed.

image

Instruments and materials used in set-up

Materials used in set-up:

  • Waxed paper pad
  • CAVITTM material
  • Flat plastic instrument

ZINC OXIDE EUGENOL

Zinc oxide eugenol (ZOE) may be used as a base, a temporary restorative material, a temporary luting agent, impression material, bite registration material, an endodontic sealer or a periodontal dressing. In this chapter, ZOE will be discussed in the/>

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Jan 1, 2015 | Posted by in Dental Materials | Comments Off on 3: Temporary restorative materials

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