Sana'a University

This study tested whether injecting platelet-rich plasma (PRP) or platelet-rich fibrin (PRF) can speed up the movement of canine teeth during orthodontic treatment. Twenty-one healthy adults who needed premolar extractions and canine retraction took part. The results measured how…

This study looked at how much tension is lost over time in colored versus clear elastic bands used in braces. Researchers measured the force of these bands in 96 orthodontic patients over six weeks. The goal was to help dentists choose the best bands for straightening teeth.

This study looked at two methods—elastic chains and elastics—for moving canine teeth after removing premolars. Thirty-three patients were involved, and researchers measured how fast and how straight the teeth moved. The goal was to find a more effective way to control tooth movem…