advanced fulcrum
ad·vanced ful·crum
(ad-vanst fulkrŭm)Variation of an intraoral or extraoral finger rest used to gain access to root surfaces within deep periodontal pockets (e.g., modified intraoral, cross arch, opposite arch, finger-on-finger, and finger assist fulcrums).
Medical Dictionary for the Dental Professions © Farlex 2012