Dental implantology has evolved significantly over the past decades, with innovations improving the stability, longevity, and esthetics of implant restorations. Among the critical components that contribute to the success of dental implants is the abutment screw, especially those designed with a hex

Introduction: The Critical Role of Abutment Screws in Full-Arch RehabilitationNobel Multi-Unit Abutment screws form the biomechanical foundation for modern full-arch prostheses, transmitting occlusal forces (up to 450N in bruxers) while maintaining microgap seals (<5μm). These Grade 23 titanium allo