Orthopedic corset for lumbosciatica - Lumboforce 5 Donjoy The high support lumbar corset is a medical device designed to guarantee a high level of compression and rigorous stabilization of the spine. Its main function is to ensure a marked immobilization of the range of movement, making it an indispensable tool in the treatment of severe spinal pathologies that require superior structural control. The device finds specific indications in various complex clinical pictures: Sciatica and severe Radicular Syndrome: by limiting trunk movements, the corset drastically reduces pressure and irritation on the nerve roots, attenuating radiating pain. Spondylolisthesis: provides the necessary support to stabilize the vertebrae, counteracting slipping and preventing further mechanical complications. S.