https://www.selleckchem.com/pr....oducts/dapansutrile.
100 participants who undergo PELD will be analyzed. Inclusion criteria containsThe exclusion criteria containsPatients will be randomly divided into bilateral IFB group (with 50 patients) and local infiltration analgesia group (with 50 patients). Primary outcomes are pain score at different time points. The secondary outcomes are the operative time, radiation exposure time, length of hospital stay and postoperative complications. All the analysis is implemented through applying the IBM SPSS Statistics for Windows, version 20 (IBM C