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This photo shows the application of luting cement onto a temporary dental crown. The use of lute in this case is therefore considered provisional because of the short duration of use of the crown (up to six weeks). The crown will eventually be replaced by a permanent crown.
If a temporary crown becomes de-cemented, it is important that a dentist examine the patient as overeruption of the opposing teeth may prevent accurate fitting of the final crown. [8] If a dentist cannot be seen in a timely manner, the temporary crown may be re-cemented by applying temporary cement to the temporary crown.
If a ZOE cement has been used for the previous temporary; Light cured under a metal crown since it would not cure through the metal; Strongest of the cement – highest tensile strength. Least soluble (in oral fluids) High micromechanical bonding to prepared enamel, dentin, alloys, and ceramic surfaces; Neutral pH
Orthodontic brackets, which can involve the use of glass ionomer cements as an adhesive cement that forms strong chemical bonds between the enamel and the many metals which are used in orthodontic brackets such as stainless steel. [27] Fluoride varnishes have been combined with sealant application in the prevention of dental caries. There is ...
Adhesive cements should not be used and softer cements are preferred to allow for the easy removal of both temporary cements and crowns. This is crucial as remnants of temporary cement left on the tooth surface can compromise gingival health and interfere with accurate seating of the final restoration and permanent cement attachment.
Polycarboxylate cement It is acidic, but less acidic than phosphate cements due to it having a higher molecular weight and polyacrylic acid being weaker than phosphoric acid . It forms a strong bond with dentine and enamel, allowing it to form a coronal seal.