A comparison of three-dimensional stress distribution and displacement of naso-maxillary complex on application of forces using quad-helix and nickel titanium palatal expander 2 (NPE2): a FEM study.

Prog Orthod · 2016 · PMC4896894 · PMID 27245236

Europe PMC DOI

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closest p

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almost insignificantno p-value reported

The anterior opening of mid-palatal suture was the same in both the groups with almost insignificant difference of displacement between both the groups.

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