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- Endoscopic foreign body retrieval - Endoscopic foreign body retrieval refers to the removal of ingested objects from the esophagus, stomach and duodenum by endoscopic techniques. It does not involve surgery, but rather encompasses a variety of techniques employed through the gastroscope for grasping foreign bodies, manipulating them, and removing them while protecting the esophagus and trachea.
- Percutaneous endoscopic gastrostomy - A percutaneous endoscopic gastrostomy (PEG) is an endoscopic procedure for placing a tube into the stomach through the abdominal wall. PEG tubes may also be extended into the small bowel.
- Endoscopic ultrasound - Endoscopic ultrasound is a medical procedure in which an endoscopically directed ultrasound is used to image thoracic and abdominal viscera.
- Functional Endoscopic Sinus Surgery - Functional Endoscopic Sinus Surgery (FESS) is a surgical modality for some diseases of the nose and paranasal sinuses. It is a relatively recent surgical procedure that uses the help of nasal endoscopes (which make use of Hopkins rod lens telescopes): these are endoscopes which have diameters of 4mm and 2 ...
- Natural orifice transluminal endoscopic surgery - Natural Orifice Transluminal Endoscopic Surgery (NOTES) is an experimental surgical technique whereby "scarless" abdominal operations can be performed with an endoscope passed through a natural orifice (mouth, urethra, anus, etc.) then through an internal incision in the stomach, vagina, bladder or colon, thus avoiding any external incisions or scars.