Teeth will tend to move back to original position slightly when braces are removed, its advisable to wear retainer for 2 years to stabilise the position.
With Fixed retainer in placed –
First year, 12hrs wear of removable retainer first year, wear every alternate night for second year
Removable retainer only –
24hours for first 6 months, 12 hours from 6 months to 1 year, every alternate night for second year.
Fixed Retainer – Thin wire cemented behind the front tooth back surface, usually fixed for 1year or more.
Removable Hawley Retainer – Removable, wire wraps around the outer surface of teeth, an acrylic plate to hold the wire and adhere to gum. Hawley retainer can also use to close minor gap at front teeth.
Removable Clear Retainer – Removable, clear plastic that cover the teeth, quite invisible.