◆ Single-plane and uniaxial/multiaxial mixed screws add flexibility and convenience to spine corrective operation
◆ This system is mostly suitable for stabilization surgery for thoracic vertebra and abdominal vertebra trauma, degeneration, deformity, tumor, tuberculosis, etc
◆ Active general infection, gestation, anabolic disorder, and severe osteoporosis
◆ Local infection at implant site
◆ Generalized metastatic tumor, resulting in osteolytic defect of adjacent vertebral body
◆ Drug abuse, mental disease, general neurological disease, and immune suppressiondisorder
◆ Allergy to metals
◆ Patients are unwilling to restrict activity or disobey medical advice