Background: The dental avulsion due to a trauma is considered as an emergency.Permanent teeth are more lickely affected.The best treatment is the replantation when the extra alveolar time and the preservation allow it.However it is about a delicate technique whose success is conditioned by the respect of the protocol and the guidelines.Aim: The aim of this work is to describe the stages of the tooth replantation through two cases of permanent mature teeth with extra alveolar time less than sixty minuts.