Multimodal Analgesia Versus Intravenous Patient-Controlled Analgesia for Minimally Invasive Transforaminal Lumbar Interbody Fusion Procedures. Categories: Anesthesia for Major Spine Procedures Author: Ahn J, Bohl DD, Buvanendran A, Hijji FY, Kim TD, Kudaravalli KT, Long WW, Louie PK, Massel DH, Mayo BC, Modi KD, Narain AS, Phillips FM, Singh K