Related Experiment Videos
Preparation of guide planes using a reciprocating handpiece
A J Kippax1, R C Shore, R M Basker
1Division of Restorative Dentistry, Leeds Dental Institute, University of Leeds.
British Dental Journal
|March 23, 1996
Summary
A new reciprocating handpiece creates smoother enamel surfaces for removable partial dentures. This dental tool offers improved guide plane preparation compared to conventional rotary handpieces.
Area of Science:
- Dentistry
- Biomaterials Science
Background:
- Removable partial dentures require precise preparation of enamel guide planes for optimal fit and retention.
- Conventional rotary handpieces are commonly used, but their effectiveness in creating ideal guide plane surfaces can vary.
Purpose of the Study:
- To compare the surface characteristics of enamel prepared with a reciprocating handpiece versus a conventional rotary handpiece.
- To evaluate the efficacy of two-stage and three-stage preparation techniques using both handpiece types.
Main Methods:
- Scanning electron microscopy (SEM) was employed to analyze the enamel surface topography.
- Enamel guide planes were prepared using a reciprocating handpiece and a conventional rotary handpiece with two-stage and three-stage techniques.
Main Results:
- The reciprocating handpiece produced a significantly smoother enamel surface compared to the conventional rotary handpiece.
- SEM analysis revealed distinct differences in surface texture based on the handpiece used.
Conclusions:
- Reciprocating handpieces are effective for preparing smoother guide planes in dental restorations.
- The findings suggest that reciprocating handpieces may offer an advantage in the clinical preparation of removable partial dentures.