https://www.selleckchem.com/pr....oducts/Cediranib.htm
It is difficult to achieve accurate root-end resection clinically. This study was conducted to evaluate the operation accuracy of a digital endodontic surgical guide. 56 extracted maxillary anterior teeth were prepared for endodontic surgical models. The models were randomly divided into 4 groups equally according to the guide (with guide/no guide) and the operator (experienced/inexperienced). Endodontic microsurgeries were performed on models in each group. The deviations in length and angle of the root-end resection were measured ba