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Related Experiment Videos

The UCLA abutment: a four-year review.

S G Lewis1, D Llamas, S Avera

  • 1University of California, School of Dentistry, Los Angeles.

The Journal of Prosthetic Dentistry
|April 1, 1992
PubMed
Summary

The UCLA abutment offers improved esthetics and overcomes restoration challenges for osseointegrated implants. This technique demonstrates a high 4-year success rate of 95.8% in clinical use.

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Area of Science:

  • Dental Implantology
  • Prosthodontics
  • Biomaterials

Background:

  • Osseointegrated implants are crucial for tooth replacement.
  • Traditional abutment techniques can present challenges in complex restorative cases.
  • The UCLA abutment offers an alternative approach to implant restoration.

Purpose of the Study:

  • To evaluate the clinical application and success rate of the UCLA abutment.
  • To assess the advantages of the UCLA abutment in overcoming common restorative difficulties.
  • To determine the esthetic benefits of the UCLA abutment technique.

Main Methods:

  • The UCLA abutment was utilized for direct fabrication of restorations onto implant fixtures.
  • This technique bypassed the conventional transmucosal abutment cylinder.
  • The study involved 46 patients receiving 118 UCLA abutments over 4 years.

Main Results:

  • The UCLA abutment effectively addressed limitations in interocclusal and interproximal distances.
  • Improved management of implant angulation and soft tissue response was observed.
  • Enhanced esthetic outcomes were a significant benefit of this restorative method.

Conclusions:

  • The UCLA abutment provides a valuable technique for restoring osseointegrated implants.
  • It offers solutions for challenging clinical situations and improves esthetics.
  • The UCLA abutment exhibits a high 4-year success rate, indicating its clinical efficacy.

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