removal of a sharp foreign body using rigid endoscopy

Although foreign body ingestion is a frequent incident in children, it sometimes happens accidentally in normal adults or occurs intentionally in 10% of the cases due to psychological disorders. in spite of the recent increasing use of flexible endoscopy, there is still a position for the rigid endoscopy which is suitable for the tissue biopsy and foreign body extraction. since the rigid endoscopy provides a wide-open space, it is regarded as a great advantage to remove sharp and keen foreign bodies from the esophagus