The title of research: Nowadays, microsurgery is commonly used for the re-implantation of limbs or fingers after traumatic amputation, to free flaps in reconstructive plastic surgery, for the rechanneling of vas deferens and uterine tubes, and in specialized fields such as neurosurgery, urologists, ophthalmology, orthopedics and oto-rhino-laryngology. Thus, the organization of a microsurgery unit, both in experimental and clinical level, is very important.