Dental Assistant Recognition Week is the first full week in March since 1977. Dental assistants are a key part of the dental practice year round, but they get a special week dedicated to them. Over 300,000 Dental Assistants work in US. US Bureau of Labor Statistics says more than 58,000 new openings for dental assistants are expected through 2024. They take & develop dental Xrays, take impressions of patients teeth & sterilize instruments and equipment. Dental Assistant and patient.