English to Portuguese Medical Medical: Dentistry ortodontia

. There are major differences between active and passive
self-ligating brackets, although some combine both active and
passive features. Most self-ligating brackets today are single,
whereas SmartClip is a twin self-ligating bracket. The locking
mechanisms (doors, springs, or clips) differ, giving them
unique characteristics. Esthetic self-ligating brackets should
be considered separately and compared with conventional
clear brackets. Moreover, most major self-ligating bracket
brands have been redesigned (usually several times) since
their introduction to improve performance and overcome initial
problems. Therefore, what was true for 1 generation of
brackets might not apply to the next generation.