Effect of Remifentanil on Acute and Chronic Postsurgical Pain in Patients Undergoing Cardiac Surgery: A Systematic Review and Meta-analysis.

Objectives: Our purpose was to explore the effect of remifentanil on acute and chronic postsurgical pain after cardiac surgery.

Materials And Methods: Randomized controlled trials were retrieved from electronic databases, such as PubMed, Cochrane Library, China National Knowledge Internet databases, Scopus, and Web of Science. A systematic review, meta-analysis, and trial sequential analysis (TSA) were performed.

Effect of Nasal Submucosal Injection of Low-concentration Epinephrine on Visual Field Visualization in Endoscopic Sinus Surgery: A Systematic Review and Meta-analysis.

To determine whether nasal submucosal injection of low-concentration epinephrine improved the surgical field visualization and physician satisfaction compared to placebo or without intervention. A literature search of PubMed, Scopus, Web of Science, Cochrane library, China National Knowledge Infrastructure, and Wanfang Database was conducted from inception to January 10, 2023. This study followed the Preferred Reporting Items for Systematic Reviews and Meta-Analysis guidelines.