National Dental Assisting Examining Board (NDAEB) Practice Exam

Which of the following statements is not a concept of four-handed dentistry?

1. Use of ergonomic instruments

2. Efficient workflow

3. Wide-winged patient chair back

4. Clear communication between dentist and assistant

The correct answer is: Wide-winged patient chair back

The concept of four-handed dentistry emphasizes a collaborative approach between the dentist and dental assistant to optimize patient care, enhance efficiency, and minimize strain on the healthcare provider. The correct choice highlights that the statement regarding a "wide-winged patient chair back" does not fit within the fundamental principles of four-handed dentistry. The essence of this practice focuses more on ergonomics, workflow efficiency, and communication rather than specific features of patient chair design. In contrast, the use of ergonomic instruments is critical in four-handed dentistry because it allows both the dentist and assistant to work comfortably with tools that support proper body mechanics. Efficient workflow is another core concept, as it ensures that procedures are performed smoothly and promptly, providing better patient experiences and outcomes. Clear communication is also vital, facilitating coordinated actions between the dentist and the assistant to ensure that the procedure runs efficiently and safely. Therefore, while all the other statements align with the principles of four-handed dentistry, the mention of a wide-winged patient chair back does not pertain directly to the operational strategies or collaboration techniques that define this approach.