Anterior cervical discectomy with prosthetic disc replacement / ESP.

Comparison of Software-assisted Implantation of Elastic Spine Pad (TM) With Respect to Postoperative Change in Neck Disability Index (NDI) With the Conventional Disc Prosthesis Rotaio (TM) After Anterior Cervical Discectomy for Cervical Disc Prolapse

Comparison of Software-assisted Implantation of Elastic Spine Pad (TM) With Respect to Postoperative Change in Neck Disability Index (NDI) With the Conventional Disc Spacer Squale (TM) After Anterior Cervical Discectomy for Cervical Disc Prolapse