Multi-center, prospective, non-randomized study to evaluate Symphony™ Posterior Cervical System in the setting of surgical treatment of adult cervical deformity.
Age range
18 Years
Sex
ALL
See this in plain English?
AI-rewrites the medical criteria so a patient or caregiver can understand them. Always confirm with the trial site.
Bring these to your next appointment. They're a starting point for a shared conversation — not a sign you qualify or a recommendation to enrol.
Generated to help you prepare — always confirm anything about your own eligibility and care with the study team and your doctor.
The trial coordinator is the person who runs the study day to day. These cover the practical side — logistics, costs, and what taking part would actually mean for your life. The study team confirms whether you meet the criteria; these are questions to ask, not a sign you qualify.
A starting point for the conversation — always confirm anything about your own eligibility, costs, and care with the study team and your doctor.
Pain Numeric rating scale (NRS) - Headaches
Timeframe: Change from Preop to 6 weeks, 6 months, and 1 & 2 year follow-up
Pain Numeric rating scale (NRS) - Neck
Timeframe: Change from Preop to 6 weeks, 6 months, and 1 & 2 year follow-up
Pain Numeric rating scale (NRS) - Upper extremity
Timeframe: Change from Preop to 6 weeks, 6 months, and 1 & 2 year follow-up
Pain Numeric rating scale (NRS) - Lower extremity
Timeframe: Change from Preop to 6 weeks, 6 months, and 1 & 2 year follow-up
Pain Numeric rating scale (NRS) - Back
Timeframe: Change from Preop to 6 weeks, 6 months, and 1 & 2 year follow-up
Neck Disability Index (NDI)
Timeframe: Change from Preop to 6 weeks, 6 months, and 1 & 2 year follow-up
Veterans RAND 12 Item Health Survey (VR-12)
Timeframe: Change from Preop to 6 weeks, 6 months, and 1 & 2 year follow-up
Patient-Reported Outcome Measurement Information System (PROMIS) - Anxiety
Timeframe: Change from Preop to 6 weeks, 6 months, and 1 & 2 year follow-up
Patient-Reported Outcome Measurement Information System (PROMIS) - Depression
Timeframe: Change from Preop to 6 weeks, 6 months, and 1 & 2 year follow-up
Patient-Reported Outcome Measurement Information System (PROMIS) - Pain Interference
Timeframe: Change from Preop to 6 weeks, 6 months, and 1 & 2 year follow-up
Patient-Reported Outcome Measurement Information System (PROMIS) - Physical Function
Timeframe: Change from Preop to 6 weeks, 6 months, and 1 & 2 year follow-up
Patient-Reported Outcome Measurement Information System (PROMIS) - Social Satisfaction (Role)
Timeframe: Change from Preop to 6 weeks, 6 months, and 1 & 2 year follow-up
Patient-Reported Outcome Measurement Information System (PROMIS) - Social Satisfaction (DSA)
Timeframe: Change from Preop to 6 weeks, 6 months, and 1 & 2 year follow-up
Spine Radiographs
Timeframe: Change from Preop to 6 weeks, 6 months, and 1 & 2 year follow-up
Modified Japanese Orthopaedic Association Scale (mJOA)
Timeframe: Change from Preop to 6 weeks, 6 months, and 1 & 2 year follow-up