Frimberger E, Kühner W
Endoscopy. 1976 Nov;8(4):198-200. doi: 10.1055/s-0028-1098412.
A yoghurt-spoon with a long handle which could not be removed initially from the stomach during several sessions was finally successfully extracted by a new simple device.
一把长柄酸奶勺,在几次检查过程中最初无法从胃中取出,最终通过一种新的简单装置成功取出。