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During a dental appointment, a hygienist typically removes soft and hard deposits from a patient's teeth; examines the gums and teeth to discern the presence of disease or oral abnormality; and strips the teeth of calculus (tartar), stains and plaque. dental hygienist takes on a somewhat academic role as well; he or she educates dental patients on how to establish and maintain suitable oral hygiene, often with the aid of teeth models to give the patient a visual sense.
dental hygienist a dental health specialist whose primary concern is nonsurgical periodontal therapy, maintenance of dental health, and prevention of oral disease.Patient education in proper brushing and interdental cleaning (such as with floss or a water jet) is also a major responsibility of the dental hygienist.n some states, a dental hygienist with additional education may administer local anesthetics and nitrous oxide/oxygen analgesia, place and carve filling materials, conduct additional periodontal procedures, and function as a public health specialist.