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Brief Title: Comparison of the Duration of Ropivacaine Combined With Dexmedetomidine or Dexamethasone on Paravertebral Block
Official Title: Comparison of the Duration of Ropivacaine Combined With Dexmedetomidine or Dexamethasone on Paravertebral Block in Patients Undergoing Video-assisted Thoracic Surgery
Study ID: NCT03570645
Brief Summary: This study was a prospective, randomized, controlled, and double-blind trial. Major assessments were made during the operation and 48 h postoperatively.
Detailed Description: The prime outcomes were the time in minutes from leave the postoperative care unit to the first patient-controlled intravenous analgesia press.The secondary outcomes were to compare the following: (1)blood concentrations of ropivacaine was measured at 0.5 h, 1 h, 2 h, 3 h, and 24 h after paravertebral nerve block; and (2) the patient's intraoperative opioid use, phenylephrine use, fluid intake, urine output, dry mouth score, and 24 h and 48 h visual analogue scale.
Minimum Age: 18 Years
Eligible Ages: ADULT, OLDER_ADULT
Sex: ALL
Healthy Volunteers: No
Department of Anesthesiology, the First Hospital of China Medical University, Shenyang, Liaoning, China