Guillaume Ragetly is the director and head of the orthopedic department at the Hospital Frégis in Paris, the biggest referral practice in France. He was previously a small animal surgery Faculty at the University of Illinois where he completed a surgical residency and did a PhD in cartilage tissue engineering. He is exclusively practicing orthopedic surgeries and is highly involved with hip replacement, arthroscopies and traumatology.

His clinical interests include joint surgery, iTAP, minimally invasive orthopedic surgery and clinical applications of biomaterials.