What is meant by 'contra-angling' in hand instruments?
Understand the Problem
The question is asking for the definition of 'contra-angling' specifically in the context of hand instruments. It presents multiple-choice options, implying that it is seeking a specific understanding of this term as it relates to dental or surgical instruments.
Answer
Contra-angling involves shanks with two or more angles to concentrate force and balance the instrument.
Contra-angling refers to the design of a hand instrument where the shank has two or more angles. This configuration helps maintain the blade edge within a close distance to the long axis of the instrument, ensuring balance and preventing rotation during use.
Answer for screen readers
Contra-angling refers to the design of a hand instrument where the shank has two or more angles. This configuration helps maintain the blade edge within a close distance to the long axis of the instrument, ensuring balance and preventing rotation during use.
More Information
Contra-angled instruments are designed to provide better access and control during dental procedures by aligning the working end more effectively with the hand's grip.
Tips
A common mistake is not understanding the purpose of contra-angling which is to avoid the instrument from rotating unexpectedly, affecting precision.
Sources
- Hand Instruments (Part 1) - Terna Dental College - ternadental.com
- 6: Instruments and Equipment for Tooth Preparation | Pocket Dentistry - pocketdentistry.com
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