Loosening of arthroprostheses of the hip and cementation technique. Present state of the problem

The aim of this paper is to define the present situation regarding the problems concerned with loosening arthroprostheses of the hip and their possible prevention. Loosening is nowadays considered to be the most worrying complication of this kind of surgery. It arises from various factors, one of which is the technique of "cementation". Experimental studies and clinical data have demonstrated the importance of inserting the cement accurately with a view to preventing loosening.