Welcome to your Removal of Maxillary Molar Roots After Crown Fracture A small perforation in the sinus membrane at the time of extraction is best managed using a.... Caldwell Luc procedure to close the oroantral fistula simple suture placed at the extraction site, small perforations will close on their own. compression of a collagen plug into the socket to hold the clot with a simple suturing of the tissue at the extraction site gentle debridement, bone graft and membrane placement None Which area has the greatest likelihood for sinus perforation? maxillary second premolar mesiobuccal root of the maxillary second molar palatal root of the maxillary second molar palatal root of the maxillary first molar None Following perforation of the Schneiderian membrane, post operative instructions include all of the following except: avoidance of vigorous nose blowing and sneezing use of a straw antibiotics and antimicrobial mouth rinse nasal decongestants as needed None Time's up