CP-ESP VISCOELASTIC CERVICAL DISC REPLACEMENT: TWO YEARS' FOLLOW-UP WITH CLINICAL AND RADIOLOGICAL RESULTS. EVOLUTION OF SEGMENTAL MOBILITY AND LOCATION OF MEAN CENTRES OF ROTATION

Introduction The viscoelastic cervical disk prosthesis CP-ESP is an innovative one-piece deformable but cohesive interbody spacer. It is an evolution of the LP-ESP lumbar disk implanted since 2006....