Show receding chins are now corrected by operations philadelphia an operation used by dental surgeons to correct jutting or receding chins was described at temple university dental school at a program celebrating the schools seventy fifth anniversary dr james R cameron professor of oral surgery said the operation was known technically as resection of the ramus the short handle of the lower jaw which locks with the ethe upper jaw in front of the ear the ramus is cut horizontally and the jaw moved forward or backward as much as a halt inch then the teeth are wired together until the bones knit according to doctor cameron |