OAR 818-042-0070: Expanded Function Dental Assistants (EFDA)

The following duties are considered Expanded Function Duties and may be performed only after the dental assistant complies with the requirements of 818-042-0080: (1) Polish the coronal surfaces of teeth with a brush or rubber cup as part of oral prophylaxis to remove stains providing the patient is checked by a dentist or dental hygienist after the procedure is performed, prior to discharge; (2) Remove temporary crowns for final cementation and clean teeth for final cementation; (3) Preliminarily fit crowns to check contacts or to adjust occlusion outside the mouth; (4) Place temporary restorative material in teeth providing that the patient is checked by a dentist before and after the procedure is performed; (5) Place and remove matrix retainers for any type of direct restorations; (6) Polish amalgam or composite surfaces with a slow speed hand piece; (7) Remove excess supragingival cement from crowns, bridges, bands or brackets with hand instruments providing that the patient is checked by a dentist after the procedure is performed; (8) Fabricate temporary crowns, and fixed partial dentures (bridges) and temporarily cement the temporary crown or fixed partial dentures (bridges). The cemented crown or fixed partial dentures (bridge) must be examined and approved by the dentist prior to the patient being released; (9) Under general supervision, when the dentist is not available and the patient is in discomfort, an EFDA may recement a temporary crown or recement a permanent crown with temporary cement for a patient of record providing that the patient is rescheduled for follow-up care by a licensed dentist as soon as is reasonably appropriate.