Rare Case of Posterior Dislocation on Total PosteroStabilized Knee Prothesis

dislocation after a total knee prothesis, is a rare and worrying complication, it is a surgical emergency that requires rapid treatment, and to know the main cause of the dislocation which can be diverse. We report the case of a patient who had a complication on stabilized postero total knee prothesis in whom the prothesis was changed by increasing the constraint