Effectiveness of a Gelatin-Thrombin Matrix Sealant (Floseal®) for Reducing Blood Loss During Microendoscopic Decompression Surgery for Lumbar Spinal Canal Stenosis: A Retrospective Cohort Study.

Study Design: Retrospective cohort study.

Objectives: To investigate the effectiveness and safety of a gelatin-thrombin matrix sealant (GTMS) during microendoscopic laminectomy (MEL) for lumbar spinal canal stenosis (LSCS).

Methods: This study included 158 LSCS cases on hemostasis-affecting medication who underwent MEL by a single surgeon between September 2016 and August 2020.