1) Potential problems caused by contact between appliance and antagonist tooth2) Indications for eliminating the occlusal force3) Blue resin, anterior bite plate, posterior bite bl…
1) Transverse problem and malocclusion2) Diagnostic methods for narrow upper arch3) Classification according to posterior cross-bite and narrow upper arch, and their treatment meth…
1) Types of Headgear and corresponding tooth movement2) The reason why High pull headgear is not used3) Cervical headgear4) Class II differential diagnosis
1) Intrusion arch2) Indications of Intrusion arch and differential diagnosis3) Principle of Intrusion4) Difference of intrusion by Mini screw vs. Double arch wires