Geneva, May 4 -- International Clinical Trials Registry received information related to the study (ChiCTR2600123217) titled 'Observation on the analgesic effect of spinal dorsal root nerve block in patients with spinal curvature after osteotomy and corrective surgery' on April 22.
Study Type: Interventional study
Study Design:
Parallel
Primary Sponsor: University of Hong Kong-Shenzhen Hospital
Condition:
Scoliosis surgery
Intervention:
Trial Group:Dorsal root ganglion blockade with 0.15% ropivacaine (300 ml, 4-10 ml/h)
postoperative patient-controlled intravenous analgesia (hydromorphone 10 mg + ondansetron 16 mg diluted to 100 mL with normal saline, bolus dose 1 ml, lockout interval 10 min, maximum hourly dose 6 ml, no background...