Most commonly used

Unilateral fixed appliance

Used in posterior segments

Stainless steel crown is used as an abutment

Stronger than band and loop

Cementation failure or loss are less likely

Excellent choice if tooth needs a restoration

Bands on first permanent molars

Should not be placed with primary incisors

Bands on first permanent molars

It's a simple maxillary lingual arch but does not contact anterior teeth

It has an acrylic button in the mid palate

Can be used like a Nance

Advantage :Lack of acrylic button so less tissue irritation and more cleansable

Disadvantage :Lack of anterior stop = possible tooth shift