There is no simple answer to this question. As a general rule: The retention phase should be approximately twice as long as the active treatment perio
Unfortunately, not! Tooth movement can occur throughout one’s lifetime. In most cases, orthodontic relapse is almost unlikely after a sufficient reten
Since the 1970s, orthodontists have been using nitinol (an alloy of nickel and titanium) for intra-oral treatment. Thanks to its outstanding biocompat
