- Computer-assisted surgery in posterior instrumentation of the cervical spine: an in-vitro feasibility study. Richter, M., Amiot, L.P., Neller, S., Kluger, P., Puhl, W. European spine journal : official publication of the European Spine Society, the European Spinal Deformity Society, and the European Section of the Cervical Spine Research Society. (2000)