Fusion of spine, lumbar region. Fusion of spine, lumbar region
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: Age greater than 18 years Degenerative indications for elective posterior instrumented lumbar spinal fusion surgery Written informed consent
Exclusion criteria
Exclusion criteria: Non-degenerative pathologies (e.g., tumor, trauma, deformity, or infection) Hypersensitivity reaction to the study drug American Society of Anesthesiologists (ASA) physical status> 2 Concurrent psychiatric disorder
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| 10-point visual analog scale (VAS) for postoperative pain. Timepoint: baseline, 2, 4, 6, 12, 24, and 48 h with 1, 4, and 12 weeks postoperatively. Method of measurement: Visual analog scale. | — |
Secondary
| Measure | Time frame |
|---|---|
| Cumulative postoperative 24 h morphine consumption. Timepoint: 24 h postoperatively. Method of measurement: Patient-controlled analgesia device.;Oswestry disability index (ODI). Timepoint: 1 and 4 weeks postoperatively. Method of measurement: Questionnaire.;Length of stay. Timepoint: Until discharge. Method of measurement: follow-up.;Postoperative nausea and vomiting. Timepoint: Every 4 h for 24 h postoperatively. Method of measurement: follow-up and observation.;Postoperative complications. Timepoint: Once a week for 12 weeks after the surgery. Method of measurement: follow-up and observation. | — |
Countries
Iran (Islamic Republic of)
Contacts
Shahid Beheshti University of Medical Sciences