Esophageal diverticula - Cancer Therapy Advisor- endoscopic stapler esophageal diverticulectomy machine ,Employing either a CO2 laser or endoscopic stapler, the common wall formed by the posterior esophagus and anterior aspect of the diverticula is transected creating one lumen.Surgical stapling. Medical searchSurgical Stapling. A technique of closing incisions and wounds, or of joining and connecting tissues, in which staples are used as sutures. Denture Design. The plan, delineation, and location of actual structural elements of dentures.