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Shanghai Kou Qiang Yi Xue. 2011 Jun;20(3):304-7.

[A short term clinical evaluation of IPS e.max Press all-ceramic crowns].

[Article in Chinese]

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Department of Prosthodontics, Shanghai Xuhui Dental Diseases Center. Shanghai 200032,China.



The aim of this study was to evaluate the clinical effect of IPS e.max Press crowns.


A total of 127 IPS e.max Press crowns was placed in forty-one patients from 2007 to 2009. The crowns were evaluated with a modified USPHS criteria for color match, marginal discoloration, fracture, secondary caries, marginal adaptation and gingival health for a period of 12 to 42 months, with a mean of 28 months after insertion. A,B,C and D ratings were assigned.


94.49% of the crowns were rated as A and 5.51% rated as B for color match and marginal adaptation. 1.57% of the crowns was detected with marginal discoloration and one crown(0.79%) was detected with veneer chipping. No secondary caries was detected, and 93.70% of the crowns were rated as A, 4.72% rated as B and 1.58% rated as C for gingival health.


IPS e.max Press crowns exhibit excellent clinical performance over a mean evaluation period of 28 months.

[Indexed for MEDLINE]

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