Surgical Approach and Complications of Stand-alone Lateral Trans-Psoas Interbody Fusion.

Publication Title

J Vis Exp

Document Type

Article

Publication Date

2-14-2025

Keywords

washington; swedish; swedish neurosciences

Abstract

Interbody fusion of the lumbar spine is a standard procedure for symptomatic degenerative lumbar spine disease if conservative treatment fails. Surgical decompression and fusion of the segment can be achieved using several different techniques. Over the last decades, minimally invasive techniques, such as lateral interbody fusion (LLIF), have been developed to reduce tissue damage and complications and allow quicker patient recovery. With growing popularity, indications for LLIF have expanded to treat spinal deformities and foraminal/central stenosis. Mechanically, it allows for an unsurpassed fixation through the left-to-right apophyseal ring placement of the cage. LLIF utilizes a minimally disruptive retroperitoneal corridor and includes both trans-psoas and pre-psoas approaches. For the pre-psoas approach, the risk of damage from manipulation of the intramuscular lumbar plexus is reduced compared to a trans-psoas approach. However, increased risks of major vascular, ureteral, bowel injury and sympathetic plexus damage are reported. This article aims to provide a detailed and comprehensive guide on stand-alone lateral trans-psoas interbody fusion, including its indications, surgical procedure, potential complications, and outcomes based on a decade of experience from a single center.

Area of Special Interest

Neurosciences (Brain & Spine)

Area of Special Interest

Orthopedics & Sports Medicine

Specialty/Research Institute

Neurosciences

Specialty/Research Institute

Orthopedics

Specialty/Research Institute

Surgery

DOI

10.3791/66878

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