Closed loop stimulation for tremor was invented in 1980

Parmenides, the pre-Socratian Greek philosopher from the fifth century BC stated: “Nothing comes from nothing”. This idea was also shared by the pioneer of human stereotactic neurosurgery, Ernst Spiegel, who “held the belief that there is nothing that appears in the literature without some precedent in an older article” [ [1] Gildenberg P.L. History repeats itself. Stereotact Funct Neurosurg. 2003; 80: 61e75 Crossref Scopus (13) Google Scholar ].