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Dimensional Stability and Compressive Resistance of Three Interocclusal Record Materials: A Comparative In Vitro
Arjun Sl1, Manoharan Ps2, Rajkumar Eugene2
1Prosthodontics, Thai Moogambigai Dental College and Hospital, Chennai, IND.
Cureus
|November 18, 2024
Summary
Bona-Bite, a polyvinyl siloxane, offers superior compressive resistance and dimensional stability for dental interocclusal records compared to Ramitec and O-Bite. This makes it ideal for accurate prosthetic treatment outcomes.
Area of Science:
- Dental Materials Science
- Prosthodontics
- Biomaterials Engineering
Background:
- Accurate interocclusal records are vital for successful prosthetic dentistry.
- Dimensional stability and compressive resistance of record materials impact prosthesis quality.
- Evaluating common interocclusal recording materials is essential.
Purpose of the Study:
- To compare the dimensional stability of three interocclusal recording materials.
- To evaluate the compressive resistance of Ramitec, Bona-Bite, and O-Bite.
- To determine the optimal material for reliable interocclusal recording.
Main Methods:
- An in vitro study utilized 108 samples of Ramitec, Bona-Bite, and O-Bite at 2, 4, and 6mm thicknesses.
- Compressive resistance was measured using a universal testing machine under a 25N static load.
- Linear dimensional stability was assessed by measuring sample diameter changes before and after compression.
Main Results:
- Bona-Bite demonstrated the highest compressive resistance across all thicknesses.
- Bona-Bite exhibited the least linear dimensional change, indicating superior stability.
- Significant differences were found between Bona-Bite and the other materials for both properties.
Conclusions:
- Bona-Bite (polyvinyl siloxane) significantly outperformed Ramitec (polyether) and O-Bite (polyvinyl siloxane).
- The material showed superior compressive resistance and dimensional stability.
- Bona-Bite is recommended for interocclusal recording to enhance prosthetic accuracy.
