Performs Endoscopy Technician duties as follows: Assists physician directly in procedures involving guidewire manipulation, stent placements, balloon dilations, stone retrieval, electrocautery, laser therapy including photodynamic therapy, endoscopic ultrasound, variceal and hemorrhoid banding, insertion of esophageal catheters, probes, naso and percutaneous gastric and jejunal tubes, polypectomies, fine needle aspiration, clipping of bleeding vessels, celiac plexus neurolysis, tumor obliteration, specimenprocessing, sphincterotomies and biliary manometry. Assists physicians directly with obtaining various patient specimens such as biopsies for culture, pathology and viral studies, brush cytology, microbiology and pH specimens.