Any sufficiently advanced technology is indistinguishable from magic.
These companies manufacture various disc replacement technologies which fall into four classes of artificial discs: nucleus, total lumbar disc, partial lumbar disc or total cervical disc. Most companies focus on one class, but a few are developing two or more at this time.
Biomet – www.biomet.com
CerviTech – https://www.nuvasive.com
Cryolife – www.cryolife.com
Disc Augmentation Technologies – http://www.spinal-foundation.org/surgical-procedures/gelstix-disc-augmentation/gelstix-disc-augmentation
Flexicore Disc – http://www.sciatica.com/clinical-trials/58-flexicore-intervertebral-disc-clinical-trial.html
Link (Charite’): (DePuy Spine, Inc., a J & J company) – www.linkspine.com
Medtronic/Spinal Dynamics – http://www.medtronic.com/us-en/index.html
Pearsalls Implants – http://www.pearsalls.co.uk
Raymedica/Medtronic – http://www.centinelspine.com/corp_about.html
SpineCor – http://www.spinecor.com/Home.aspx
SpineWave – http://www.spinewave.com
Stryker – www.stryker.com
Synthes/Surgical Dynamics – http://surgicaldynamics.com.au
Zimmer – www.zimmerspine.com/