Oregon Administrative Rules
Chapter 818 - OREGON BOARD OF DENTISTRY
Division 42 - DENTAL ASSISTING
Section 818-042-0080 - Certification - Expanded Function Dental Assistant (EFDA)

(a) Certification of Radiologic Proficiency (OAR 818-042-0060); and satisfactory completion of a course of instruction in a program accredited by the Commission on Dental Accreditation of the American Dental Association; or

(b) Certification of Radiologic Proficiency (OAR 818-042-0060); and passage of the Basic or CDA examination, and the Expanded Function Dental Assistant examination, or equivalent successor examinations, administered by the Dental Assisting National Board, Inc. (DANB), or any other testing entity authorized by the Board; and certification by a licensed dentist that the applicant has successfully polished 12 amalgam or composite surfaces, removed supra-gingival excess cement from six (6) crowns or bridges with hand instruments; placed temporary restorative material (i.e., zinc oxide eugenol based material) in six (6) teeth; preliminarily fitted six (6) crowns to check contacts or to adjust occlusion outside the mouth; removed six (6) temporary crowns for final cementation and cleaned teeth for final cementation; fabricated six (6) temporary crowns and temporarily cemented the crowns; polished the coronal surfaces of teeth with a brush or rubber cup as part of oral prophylaxis in six (6) patients; placed two matrix bands in each quadrant on teeth prepared for Class II restorations; and complete six (6) teeth whitening or bleach procedures.