Ozone Therapy in Patients on Waiting List for Surgery Due to Disc Herniation: Prospective, Post-authorization Study

You may not qualify if:

• Calcified and/or migrated herniated disc, and/or with a severe neurological deficits (cauda equine syndrome).
• Herniated disc with surgical indication of laminectomy and/or arthrodesis (massive extrusion, sign of instability or other conditions under the neurosurgeon judgment).
• Relevant clinical paresis that does not improve despite 6 weeks of full conservative management (patients with severe pain and mild paresis that only shows up in the physical exam are not to be excluded, but those who present with paresis as the main symptom -"clinically relevant"- must be).
• Simultaneous symptomatic cervical or dorsal herniated discs.
• Previous lumbar spine surgery.
• Concomitant spine conditions that may be causing symptoms or have indication for surgery (such as fractures or tumors).
• Known allergy to ozone.
• Those who are uncapable to fill in the scales used to measure variables in the study, like the visual analogue scale (VAS), Roland-Morris and SF-12 questionnaires.
• Those who are unable or do not wish to fulfill the study 's protocol (answer questions to collect the data).