This paper introduces the design principles of a penetrator for stomach wall, and its operating method. All the experimental results show that it is a very practical, safe and is a useful medical device while used with the GF-I Model Anastomat in esophagogastro-anastomosis. It may prevent the anastotic stoma complication and may be of great importance in clinical applications.
Adult ; Aged ; Anastomosis, Surgical ; instrumentation ; methods ; Equipment Design ; Esophagogastric Junction ; surgery ; Female ; Humans ; Male ; Middle Aged ; Postoperative Complications ; prevention & control ; Stomach ; surgery