Dr. Luigi Zagra is head of the Operative Unit of Hip Surgery I at IRCSS Ospedale Galeazzi - Sant'Ambrogio. 
He treats numerous cases of failure of previous implants in particular material wear such as in metal-to-metal or old generation polyethylene prostheses, painful, loosened, unstable, infected prostheses, using tissue-friendly and non-invasive techniques and state-of-the-art ceramic and titanium implants, including cemented implants.