title: Ultrasound-guided continuous femoral nerve block for analgesia after total knee arthroplasty: catheter perpendicular to the nerve versus catheter parallel to the nerve.
authors.affiliation: Department of Anesthesiology, Shanghai Jiaotong University Affiliated Sixth People's Hospital, Shanghai, China. w19680420@sohu.com
authors.forename: Ai-Zhong
authors.initials: AZ
authors.lastname: Wang
authors.forename: LingLing
authors.initials: L
authors.lastname: Gu
authors.forename: Quan-Hong
authors.initials: QH
authors.lastname: Zhou
authors.forename: Wen-Zong
authors.initials: WZ
authors.lastname: Ni
authors.forename: Wei
authors.initials: W
authors.lastname: Jiang
mesh_terms: D000368:Aged; D000698:Analgesia / Q000379:methods*; D019645:Arthroplasty, Replacement, Knee; D005260:Female; D005267:Femoral Nerve / Q000000981:diagnostic imaging*; D006801:Humans; D008297:Male; D008875:Middle Aged; D009407:Nerve Block / Q000295:instrumentation* / Q000379:methods; D014463:Ultrasonography