Ensures accurate, predictable advancement Great Lakes EZ Key Comparably priced to the popsicle-style expansion screw • Easy to insert, the pin is held in place by a unique locking mechanism that prevents the screw from back-driving when the pin is removed from the mouth Locking mechanism Single patient use, ergonomic design • The EZ Key ensures accurate and predictable advancement at an economical price • Advancing the screw is easy and reliable for parents, resulting in reduced chair time and treatment delays SMPP240Rev031709 S-163 140-020 10/pkg. 800.828.7626 • Fax: 716.871.0550 • www.greatlakesortho.com