About this trial
The goal of this clinical trial is to learn if patients remaining different positions for 30min after receiving ultrasound-guided erector spinae plane block influenced the postoperative analgesia. The main questions it aims to answer are:
Does patients maintain prone position or lateral position for 30 min after ESPB provided superior analgesic effect than in the supine position? Is ESPB not inferior to PVB considering postoperative opioid consumption ? Researchers will compare the opioid consumption 24h postoperatively among the patients remaining supine, lateral, prone position after ESPB and PVB to see if patients maintaining lateral or prone position provided excellent postoperative analgesia.
Participants will:
Maintaining supine lateral or prone position for 30 min following ESPB or receiving PVB.
Receiving postoperative NRS and QoR assessment
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
None
Disqualifiers
Allergy to the study drug or allergy to local anaesthetics;
History of opioid abuse;
Previous nerve block puncture with puncture site infection;
Peripheral neuropathy;
Trial design
Parallel
Treatments tested in this trial
position
Procedure/SurgeryPatients undergoing Video-assisted Thoracoscopic Surgery were selected for the study, and nerve block was performed before surgery, followed by holding different positions for 30 min, after which the effect of the block was measured.
Treatment groups
Trial outcomes
Primary outcomes
Postoperative Oxycodone dosage
Cumulative oxycodone dosage 24 hour postoperatively
Secondary outcomes
Loss to cold sensation of skin
The sensation to cold was assessed with ice. The area include the anterior chest wall (midclavicular line), lateral chest wall (posterior axillary line), and posterior chest wall (paraspinal zone) by a researcher who was blinded to group allocation.
NRS(Numeric Rating Scales) score
Postoperative 1, 3, 6, 12, 24, 48 hour NRS (Numeric Rating Scales) score. Numerical Rating Scale (NRS): This scale is composed of 11 numbers from 0 to 10, with higher numbers increasing the severity of pain.
Adverse reaction
This includes dizziness, nausea, vomiting, etc.
QoR-15 score(Quality of Recovery,QoR)
Postoperative QoR-15(Quality of Recovery) score was used to evaluate the quality of early postoperative recovery on postoperative day 1 and 2. . The QoR-15 score(Quality of Recovery,QoR) included 5 dimensions including emotional state, physical comfort, psychological support, physical independence and pain, with a total of 15 items. Each item scored from 0 to 10, with higher scores being better.
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