Automated Support Generation for Fixed Partial Dentures
Author Information
Author(s): Hassen Jemaa, Michael Eisenburger, Andreas Greuling, Luigi Canullo, Maria Menini, Paolo Pesce
Primary Institution: Department of Prosthetic Dentistry and Biomedical Materials Science, Hannover Medical School, Germany
Hypothesis
Increasing bone loss leads to increasing stresses in bone and FPD due to a lack of support.
Conclusion
The proposed algorithm allows for the automatic generation of support for 4-unit fixed partial dentures, which can predict the effect of bone loss and bone quality on stresses.
Supporting Evidence
- The algorithm can automatically generate support for 4-unit fixed partial dentures.
- Stresses in the bone were influenced by both the depth of bone loss and bone quality.
- The maximum stress in tooth-supported FPDs was primarily influenced by the depth of bone loss.
Takeaway
This study created a computer program that helps design dental supports for patients, making it easier to predict how different bone conditions affect dental work.
Methodology
The study developed an algorithm implemented in Rhinoceros/Grasshopper to generate geometries for fixed partial dentures and performed finite element analysis to assess stresses.
Limitations
The study simplified the model by treating most material properties as isotropic and linear, and did not include all anatomical features.
Digital Object Identifier (DOI)
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