Ultrasonic root-end preparation in apical surgery: a prospective randomized study

Jan de Lange*, Thomas Putters, Erik M. Baas, Johan M. van Ingen

*Corresponding author for this work

    Research output: Contribution to journalArticleAcademicpeer-review

    38 Citations (Scopus)

    Abstract

    Objective. The purpose of this study was to evaluate the potential benefit of an ultrasonic device in apical surgery on the outcome of treatment.

    Study design. A randomized prospective design was used in a standardized treatment protocol. Patients were allocated to treatment with an ultrasonic device (P-Max Newtron) or treatment with a bur in an otherwise similar protocol. One year after treatment the results were evaluated by 2 oral and maxillofacial surgeons who were blinded for the therapy.

    Results. Out of a total group of 399 patients who were included in the study, adequate follow-up could be obtained in 290 patients. The overall success rate in the ultrasonic group was 80.5% and in the group treated with a bur 70.9% (P = .056). In molars, the difference in success rate was significant (P = .02).

    Conclusion. The use of an ultrasonic device in apical surgery improved the outcome of treatment. In molars this effect was significant.

    Original languageEnglish
    Pages (from-to)841-845
    Number of pages5
    JournalOral surgery oral medicine oral pathology oral radiology and endodontology
    Volume104
    Issue number6
    DOIs
    Publication statusPublished - Dec-2007

    Keywords

    • CAVITY PREPARATION
    • AMALGAM
    • FAILURE
    • SUCCESS

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