A new approach to root debridement: millimeter and furcation specific periodontal files

The most commonly used procedure for root surface debridement is mechanical scaling and planing using hand instruments. Periodontal files are as a part of treatment introduced in subgingivally pockets. difficult lies stablishing an analogy this depth measurement to the probe by PCP 12 corresponding input at same distance. authors present new files, similar Hirschfeld, have been modified with external marking 12mm, allowing Periodontist analogy, facilitating process. On other specific small diameter PHenriques 6 7 instrument more easily complex region. Consist series 3 blades, its sharp edges 270 degrees around active tip, reaching trunk, fornix neighbor´s surfaces. They extremely useful especially Class III involvement sharpening way conventional files.