The Lyon Antikyphosis Brace
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Introduction
The Lyon brace, developed in 1947 by Pierre Stagnara, was a pioneering advancement in the treatment of spinal deformities, particularly scoliosis. As the first three-dimensional (3D) adjustable contention brace used after a plaster cast, it introduced a structured and dynamic approach to spinal correction. Unlike traditional bracing methods, the Lyon brace facilitates elongation between the pelvic and shoulder girdles while maintaining an equal distribution of corrective forces on both sides of the body. This precise balance is crucial, especially during a child’s growth phase, as it ensures continuous adaptation and optimal spinal alignment.[1]
Intended Use
Indications for Use
- Thoracic Scoliosis: The Lyon brace is commonly prescribed for patients exhibiting thoracic curves, especially during accelerated growth phases. It is particularly effective for curves with an apex between the T6 and T10 vertebrae or for double major curves. The brace employs a three-point pressure system to apply derotational forces to the spine, aiming to correct the curvature and prevent progression. [2]
- Hyperkyphosis: Early detection of hyperkyphosis in adolescence is crucial for effective management. The Lyon brace has been utilized to treat this condition by promoting spinal alignment and preventing further curvature progression. Studies have reported satisfactory outcomes in patients treated with the Lyon brace for hyperkyphosis, highlighting its efficacy as a conservative treatment option.[2]
Its application is tailored to the specific characteristics of the spinal curvature and the individual needs of the patient.
Conclusion
The Lyon brace remains a valuable tool in the conservative management of thoracic scoliosis and hyperkyphosis in adolescents. Its design allows for the effective correction of spinal deformities while accommodating growth, making it a preferred choice in appropriate clinical scenarios. Early intervention and adherence to treatment protocols are essential for maximizing the therapeutic benefits of the Lyon brace.
Reference
- ↑ de Mauroy JC, Journe A, Gagaliano F, Lecante C, Barral F, Pourret S. The new Lyon ARTbrace versus the historical Lyon brace: a prospective case series of 148 consecutive scoliosis with short time results after 1 year compared with a historical retrospective case series of 100 consecutive scoliosis; SOSORT award 2015 winner. Scoliosis. 2015 Aug 19;10(1).
- ↑ 2.0 2.1 Aulisa AG, Guzzanti V, Falciglia F, Giordano M, Marzetti E, Aulisa L. Lyon bracing in adolescent females with thoracic idiopathic scoliosis: a prospective study based on SRS and SOSORT criteria. BMC Musculoskeletal Disorders [Internet]. 2015 Oct 24;16:316.