Malposition of teeth with or without hypodontia/oligodontia

This study tested whether injecting a substance made from a patient's own blood—called injectable platelet-rich fibrin (i-PRF)—could reduce root shortening that sometimes happens when wearing braces. Thirty-six adults with crowded front teeth received either i-PRF or a saltwater …

This study tested whether using special magnifying glasses (loupes) during braces placement reduces discomfort and saves time for people with crowded teeth. Sixty adults each had braces bonded on one side of their mouth with loupes and the other side without. The researchers meas…

This study compares three different sequences of archwires used in braces to see which one causes the least damage to tooth roots and the bone around them. Researchers used 3D scans to measure root volume and bone height before and after treatment in 53 people aged 16–25 with mod…