Salar Hashemi Nasab

Titanium and polyetheretherketone for spinal fusion cages: a comparative narrative review of material behavior, structural design, and clinical translation

Cage material selection in spinal fusion requires a trade-off among biological fixation, mechanical compatibility, subsidence resistance, and postoperative imaging. This structured narrative review compares titanium and polyetheretherketone (PEEK) cages across seven domains: osse...