Abstract
The Control 21™ system is a new low energy orthodontic bracket system that provides prescriptive variable torque and angulation together with active, dimensionally-changing slot geometry.
The Control 21™ system is a new low energy orthodontic bracket system that provides prescriptive variable torque and angulation together with active, dimensionally-changing slot geometry.
© 2023 Felix Goldschmied, published by Australian Society of Orthodontists Inc.
This work is licensed under the Creative Commons Attribution 4.0 License.