Eighteen patients 41% had implant failures, with an average time of 9.4 months following surgery R: 5-20. All were located at the lumbosacral level, with the majority being rod breakage Figure 1 in 14 cases 77% and of these, six were bilateral in the initial radiographical study.
Dieciocho pacientes 41% sufrieron fallos de los implantes con un tiempo medio después de la cirugía de 9,4 meses R: 5-20, y todos se localizaron a nivel lumbo-sacro y mayoritariamente fueron roturas de barras Figura 1 en 14 77% y de estas seis eran bilaterales en el estudio radiográfico inicial.