Which piece of equipment must undergo a protein residue test weekly?

The correct answer is the ultrasonic bath. This equipment is specifically designed to aid in the cleaning of dental instruments by using ultrasonic waves to remove debris, dirt, and protein residues from their surfaces. It is essential that the ultrasonic bath undergoes weekly protein residue testing to ensure its effectiveness in removing contaminants.

Regular testing helps maintain high standards of hygiene and infection control in a dental practice, as residual proteins can be a sign of inadequate cleaning, potentially compromising patient safety. Proper operation of the ultrasonic bath is crucial, as any buildup from improperly cleaned instruments can lead to cross-contamination and infection. Therefore, the weekly protein residue test is a vital part of maintaining the equipment’s functionality and the overall sterility of dental instruments used in procedures.