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Clinical Oral Investigations· 2026Q1

Effect of tooth preparation design on fracture load and fracture behavior of deciduous crowns fabricated by subtractive and additive manufacturing

Misaki Hamashima, Kanae Wada, Shinya Oishi, Hidekazu Takahashi et al.

Short summary

Deciduous molar crowns made with knife-edge margins and ESTELITE BLOCK II material had the highest fracture load (n=12/group), but this design also led to non-repairable fractures involving the abutment tooth.

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OrthodonticsDentistry