1. Scope of practice. An expanded function dental assistant may perform under the general supervision of a dentist all of the activities that may be delegated by a dentist to an unlicensed person pursuant to section 18371, subsection 3. An expanded function dental assistant may also perform the following activities authorized under the general supervision of a dentist:
A. Apply cavity liners and bases as long as the dentist:
(1) Has ordered the cavity liner or base; and
(2) Has checked the cavity liner or base prior to the placement of the restoration;
B. Apply pit and fissure sealants after an evaluation of the teeth by the dentist at the time of sealant placement;
C. Apply supragingival desensitizing agents to an exposed root surface or dentinal surface of teeth;
D. Apply topical fluorides recognized for the prevention of dental caries;
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G. Place and contour amalgam, composite and other restorative materials prior to the final setting or curing of the material;
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I. Place and remove gingival retraction cord;
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K. Size, place and cement or bond orthodontic bands and brackets with final inspection by the dentist;
L. Supragingival polishing using a slow-speed rotary instrument and rubber cup;
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HH. Contour or finish restorative materials using a high-speed, power-driven handpiece or instrument; and
II. Expose and process radiographs.
2. Scope of practice; general supervision.
3. Procedures not authorized. An expanded function dental assistant may not engage in the following activities:
A. Complete or limited examination, diagnosis or treatment planning;
B. Surgical or cutting procedures of hard or soft tissue;
C. Prescribing drugs, medicaments or work authorizations;
D. Pulp capping, pulpotomy or other endodontic procedures;
E. Placement and intraoral adjustments of fixed or removable prosthetic appliances; or
F. Administration of local anesthesia, parenteral or inhalation sedation or general anesthesia.