38-1142.Presence of licensed dental hygienist or dental assistant required.General anesthesia and parenteral sedation shall not be administered by a dentist without the presence and assistance of a licensed dental hygienist or a dental assistant.SourceLaws 1986, LB 438, § 8; Laws 1999, LB 800, § 9; R.S.1943, (2003), § 71-193.28; Laws 2007, LB463, § 475.