Expansion Appliances

What is the best treatment option for this case ?

• Hyrax

• 3D expander

• Quad-Helix

• Active Labial Arch

What is this Appliance used for ?

• Unilateral Cross-bite

• Bilateral Cross-bite

• Anterior Cross-bite

• All Options Are Correct

Patient Has 12 Years so we activate the appliance by ?

• 0.25mm/Week

• 0.5mm/Week

• 0.5mm/Day

• 0.25mm/Day

If we want to expand the left side only we activate arm number ?

• 1

• 2

• 3

• 4

Suture between the 2 palatine halves ?

• Incisive Suture

• Nasal Fissure

• Mid-Palatal Suture

• Palatine Spines