In light of the ongoing controversy surrounding the efficacy of bupivacaine liposomes, our study was designed to investigate, for the first time, the differential postoperative analgesic effects between bupivacaine liposomes combined with bupivacaine hydrochloride and bupivacaine hydrochloride alone in transverse thoracic muscle plane block treatment. The aim is to provide evidence-based medical guidance for drug selection in regional block local anesthesia.
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Third-day opioid consumption
Timeframe: 48-72 hours after surgery