Device for inserting an insert (1), made in particular of ceramic material, into a cup designed to be received in the cotyl of a hip, characterised in that it comprises: means (17, 20, 21, 22) for gripping the insert, in particular an upper free edge of the insert; a rod (5,6) designed to impinge on the insert when it is held by the gripping means opposite the hollow part of the cup; and means (32, 33, 34) for imparting a downwards shock to the rod to push the insert into the cup, i.e. introduce it by force to the inside of the cup, said shock imparting means imparting a shock to the rod with a predetermined force.