Historical Vignette: The

In the beginning of the 19^th century, in Montpellier, four innovative neurosurgeons, Gruveilhier, Lallemand, Rech and Delpech, introduced the on sight use of the "chariot rotator for mobilization of the vertebral column". This wooden machine was at the era used to mobilise de novo a defected spine, in order to restore its normal form, as surgery was considered traumatic and most probably fatal.