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 File Property

# Shape Memory

## Definition

The ability of a NiTi alloy to return to its original shape after deformation when heated above its transformation temperature. Conventional NiTi files use this property to straighten after bending in the canal.

## Related Terms

[Single-Use](https://endo-guide.app/glossary/single-use)[Reusable](https://endo-guide.app/glossary/reusable)[Cross-Section](https://endo-guide.app/glossary/cross-section)[Heat Treatment](https://endo-guide.app/glossary/heat-treatment)[Controlled Memory](https://endo-guide.app/glossary/controlled-memory)

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