A.M. Fiamberti has been the Director of Psychiatric Hospital in Varese from its opening to 1964, allowing the structure to gain an important role in the history of Psychiatric Hospitals in Northen Italy in 20th century. Fiamberti has been the 'inventor' of a discussed therapeutical technique of 'psycosurgery' he began to use in 1937. The article analyzes the history and characters of this surgical technique at the light of testimonies in contemporary journals and reviews.