Webroot canals, such us at east orange endodontics, effectively eliminate infection, relieve pain, and maintain the functionality of the treated tooth. Webhere are the key considerations for a successful outcome if you need extraction of a previously treated tooth with root canal: Request an oral surgeon for the. Webwhen the nerve of a tooth becomes irreversibly damaged or infected, you have two main options: Root canal treatment or extraction. Both procedures prevent the spread of.