The aim of the clinical trial was the elaboration of an ad hoc management protocol to be used in the Unit at Santa Maria degli Angeli Hospital, Pordenone, for this reason it had been tested, in vitro and in vivo, the clinical efficacy of disinfectants and how they are tolerated by the catheter’s material.

The test on patients, treated with silver ions releasing dressings, showed a significant reduction of redness and crusts in association with no allergic reaction nor clinical signs of infected exit-sites.