Clear retainers are vital for maintaining the final results of one's orthodontic perform. Just after braces or aligners, your enamel need to have time to stabilize within their new positions.จะเห็นได้ชัดความแตกต่างในหลักสูตรการเรียนของทันตแพทย์
The clear retainers are by far the most fragile and will last up to 3 yrs. A Hawley retainer can final nearly a decade. A permanent retainer can previous for approximately 20 years.A Term From Verywell In the event you wore braces or clear aligners, you've almost certainly set a lot of money and time into getting your enamel in which you want them.