Certified Instrument Specialist (CIS) Practice Exam 2025 – The All-in-One Guide to Achieving Certification Success!

The number 3 knife handle is commonly used for making the first incision in a surgical procedure because of its versatile design and compatibility with various blades. This handle is lightweight, easy to maneuver, and provides a good grip, allowing surgeons to perform controlled and precise incisions.

In surgical practice, the initial incision is critical, and the choice of instrument can significantly affect the surgery's outcome. The number 3 handle is typically used with smaller blades that are well-suited for delicate dissection and incisions in various anatomical locations. The handle's design allows for better visibility and access during the initial phase of surgery, making it a preferred choice among many surgeons.

While other handle options, such as the number 4 or number 7 handles, may be used in different contexts or for specific types of procedures, the number 3 handle is the standard for initial incisions due to its balance of control and adaptability in various surgical environments. The beaver round knife handle is specialized for specific types of incisions, reducing its general use in initial surgical incisions.