Surgery (procedure involving major incisions to remove, repair, or replace a part of a body).
An action taken or procedure performed; an operation.
An orchestrated attempt to convince somebody with an addiction or other psychological problem to seek professional help and/or change their behavior.
The action of intervening; interfering in some course of events.
A legal motion through which a person or entity who has not been named as a party to a case seeks to have the court order that they be made a party.