They were also present at the Second World Congress of Neurology in London, in 1935, where they changed the Moniz-Lima procedure, believing that it would have more favourable and more spectacular results: they conducted a closed procedure in which they interrupted the frontal white matter tracts with the help of a
leukotome inserted through a 1 cm burr-hole, located along the coronal suture, superior to the zygomatic arch (25).