the invention relates to a vertebral decompressiondevice (10) configured to surround the trunk of ause, comprising: upper support means (12) configured tosurround a first portion of the trunk and lower support means(14) configured to surround a second portion of the trunk.deflection means (16) mounted on the upper support means(12) and on the lower support means (14) and configured toexert a spreading force on the lower and upper support meansas to move apart. the invention is characterized in that thein an electronic control system including means (18) forcontrolling the deflection means (16) such as to maintain adetennined distraction force on the spine of the user.(57) abstract: the invention relates to a pressure relief devicethe spine (10) configured to surround the torso of aa user, comprising: upper support means(12) configured to surround a first portion of the trunk- support means (14) configured to surround the lowera second portion of the stem elongation methods(16) mounted on the upper support means (12), andthe lower support means (14) and are configured to engagea spacer on the lower supporting meansand to keep the upper supporting meanslower upper supporting means. the invention is characterized by thethe fact that the device also includes a systemelectronic control means (18) for controlling the elongation (16)maintaining a determined effort of distraction.on the spine of the user.The invention relates to a vertebral decompressiondevice (10) configured to surround the trunk of auser, comprising: upper support means (12) configured tosurround a first portion of the trunk lower support means(14) configured to surround a second portion of the trunkelongation means (16) mounted on the upper support means(12) and on the lower support means (14) and configured toexert a spreading force on the lower and upper support meansto move apart same. The invention is characterized in that thedevice further comprises an electronic control system (18) forcontrolling t