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Related Experiment Videos

Crestal bone changes around titanium implants: a methodologic study comparing linear radiographic with histometric

J S Hermann1, J D Schoolfield, P V Nummikoski

  • 1Department of Periodontics, Dental School, University of Texas Health Science Center at San Antonio, 78284-7894, USA.

The International Journal of Oral & Maxillofacial Implants
|August 23, 2001
PubMed
Summary
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Standardized periapical radiography accurately assesses peri-implant crestal bone levels, correlating closely with histometric analysis. This noninvasive method allows precise longitudinal evaluation of bone changes around dental implants.

Area of Science:

  • Dental Implantology
  • Radiology
  • Periodontology

Background:

  • Endosseous implants utilize submerged or nonsubmerged techniques and 1-piece or 2-piece configurations.
  • Peri-implant crestal bone reactions vary based on implant border characteristics and microgap location.
  • Accurate assessment of crestal bone levels is crucial for evaluating implant success.

Purpose of the Study:

  • To evaluate the correlation between standardized radiography and histometric analysis for determining peri-implant crestal bone levels.
  • To assess the clinical accuracy and precision of noninvasive radiography in measuring bone changes around dental implants.

Main Methods:

  • A side-by-side comparison of submerged and nonsubmerged techniques using 59 implants in foxhounds.
  • Standardized periapical radiographs were taken and compared with nondecalcified histology at 6 months.

Related Experiment Videos

  • First bone-to-implant contact (fBIC) was measured using both methods.

    • Main Results:

    • Standardized radiography and histometry provided highly correlated information (Pearson correlation coefficient = 0.993).
    • Radiographic precision was within 0.1 mm of histometry in 73.4% of cases.
    • Clinical accuracy within 0.2 mm was achieved in 89% of evaluations.

    Conclusions:

    • Standardized periapical radiography is a clinically accurate, noninvasive method for evaluating crestal bone levels around dental implants.
    • This technique facilitates precise longitudinal assessment of bone changes, aiding in distinguishing physiologic from pathologic alterations.
    • The findings eliminate the need for invasive procedures, simplifying long-term monitoring of dental implant osseointegration.