 Subsequently, a full-thickness mucoperiosteal flap was reflected in the mandible, tooth numbers 31, 28, 27, 26, 25, 24, 23, 22, 21, 20, and 19 were elevated and delivered with simple forceps extractions. 
Subsequently , a full - thickness mucoperiosteal flap was reflected in the mandible , tooth numbers 31 , 28 , 27 , 26 , 25 , 24 , 23 , 22 , 21 , 20 , and 19 were elevated and delivered with simple forceps extractions .