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[Evaluation of a new technique for binding orthodontic wires]
M Maddalone1, D Viviani, G Pelizzoni
1Università degli Studi di Milano.
Mondo Ortodontico
|March 1, 1991
Summary
Orthodontic pliers caused significant SEM modifications in wires, unlike machine bending. Further tests will confirm mechanical property improvements in II order bends.
Area of Science:
- Materials Science
- Biomaterials Engineering
- Orthodontic Technology
Context:
- Orthodontic treatment involves manipulating wires to achieve desired tooth movement.
- The manufacturing process of orthodontic appliances can influence material properties.
- Understanding microstructural changes is crucial for predicting device performance.
Purpose:
- To investigate the effects of different bending methods on the surface morphology of orthodontic wires using Scanning Electron Microscopy (SEM).
- To compare the microstructural alterations induced by manual bending with orthodontic pliers versus automated machine bending.
- To establish a correlation between observed SEM changes and potential alterations in the mechanical properties of the wires.
Summary:
- SEM analysis revealed distinct surface modifications in orthodontic wires bent using orthodontic pliers, characterized by specific microstructural changes.
- Wires subjected to machine bending exhibited a lack of these observed SEM alterations, suggesting a less invasive or different modification process.
- The study highlights method-dependent microstructural alterations in orthodontic wires, with manual bending inducing more pronounced surface changes.
Impact:
- Findings provide insights into how bending techniques affect the microstructural integrity of orthodontic wires.
- This research can inform the selection of optimal bending procedures to control material properties and ensure predictable clinical outcomes.
- Further dynamometric testing is recommended to quantify the mechanical consequences of the observed SEM modifications, particularly for second-order bends.