"A survey conducted by WHO showed that 2,4 million of European patients suffer nosocomial infections every year. Urinary Tract Infections (UTI) account for approximately 40% of nosocomial infections; 80% of UTIs are associated with the use of indwelling urethral catheters. UTIs related to indwelling catheterisation prolong the mean length of hospitalisation, ranging from 2.4 to 19.8 days; 2 Billio ...