The impact of a modified electronic probe tip design on patient perception of discomfort during periodontal probing using standardized probing force: A randomized controlled trial.
Peter Lloyd HarrisonSandra StuhrLuciana Macchion ShaddoxPublished in: Journal of clinical periodontology (2020)
Both probing approaches were associated with low levels of pain on probing. The straight tip may be perceived as more comfortable in the maxilla.