Endoscopic-Assisted Lumbosacral Foraminotomy in the Dog

Objective— To determine if endoscopic‐assisted foraminotomy significantly increased the area of the L7‐S1 intervertebral foramen and if, over 12 weeks, stenosis would occur. Study Design— Prospective, experimental study. Animal Population— Six clinically normal, 22–29 kg, adult dogs. Methods— Using endoscopic assistance, unilateral L7‐S1 foraminotomy was performed. Computed tomography of L7‐S1 was performed preoperatively, immediately...