The purpose of this clinical study was to identify the risk factors for postoperative pain outburst in patients undergoing arthroscopic knee surgery after Oliceridine and nerve block, and to evaluate the effect of oxeridine on early rehabilitation exercise in patients. A total of 320 patients undergoing arthroscopic knee arthroscopy under general anesthesia combined with femoral nerve block were selected to record the time and duration of postoperative pain outbreak, pain degree, age, gender, operation type, previous surgical history and other related risk factors.
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Time of onset of postoperative rebound pain
Timeframe: Within 48 hours after surgery
The duration of the rebound pain
Timeframe: Within 48 hours after surgery
The degree of the rebound pain
Timeframe: Within 48 hours after surgery
age
Timeframe: Within 48 hours after surgery
sex
Timeframe: Within 48 hours after surgery
Surgical procedure
Timeframe: Within 48 hours after surgery
Previous surgical history
Timeframe: Within 48 hours after surgery