Angle Pearls Communication in Impaction Cases Editor's Note: This is our second "Angle Pearls" column, edited by Dr. Gerald Nelson (gerald.nelson@ucsf.edu). We have three components of the Edward H. Angle Society of Orthodontists in the PCSO. All Angle members from the PCSO are welcome to submit their pearls for future issues. Chain Bonding Request If you cannot attend the surgery, the surgeon will need details about where to place the eyelet so that the chain exits the tissue in the right place. Dr. Gerald Nelson UCSF Orthodontic Division Below you will find a sample of the communication for the surgeon. CBCT can be a big help. Instructions to the surgeon Where is the impaction? Where to place the eyelet pad? Vector of the chain? Where the chain should exit? Use a large lumen chain Spring 2018 PCSO Bulletin Please evaluate for placing eyelets and chains for recovery of impacted #6,9,11 and determine whether radio-opaque lesions (teeth or odontoma) should be removed. Specific instructions for placement of the chains Please refer to images provided. 59