,PROCEDURE: , After explaining the operative procedure, the risks and potential complications of bleeding and perforation, the patient was given 175 mcg fentanyl, and 8 mg Versed intravenously for conscious sedation. 
,PROCEDURE : , After explaining the operative procedure , the risks and potential complications of bleeding and perforation , the patient was given 175 mcg fentanyl , and 8 mg Versed intravenously for conscious sedation .