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KEY TAKEAWAYS:
- Identify the advantages and disadvantages of cement- and screw-retained restorations.
- Describe characteristics of cement-less and screwless restorations.
- Discuss how different cement-less and screwless restoration technologies work.
Traditionally, implant-supported restorations are either secured to implants with screws or cemented to abutments that are attached to implants with screws.
This article will discuss the advantages and disadvantages of each method. It will then discuss an abutment system that has recently been developed to address the limitations of screw- and cement-retained implant restorations.
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