Overview Multimodal GA for Lumbar Spine Surgery Status: Recruiting Trial end date: 2023-12-01 Target enrollment: Participant gender: Summary To evaluate the effects of multimodal general anesthesia on the recovery profile of elder patients undergoing lumbar spine fusion surgery. Phase: N/A Details Lead Sponsor: National Taiwan University HospitalTreatments: AnestheticsDexmedetomidineKetamineSevoflurane