Patent 8475469 was granted and assigned to KARL STORZ GMBH & CO. KG on July, 2013 by the United States Patent and Trademark Office.
A medical instrument has a rod-shaped body which has a distal end section which can be inserted through a vagina into an uterus. A bell-shaped element is mounted on the rod-shaped body. The bell-shaped element being slidingly displaceable along said rod-shaped body at least between an axial position on said rod-shaped body close to a proximal end thereof and up to said distal end section inserted in an uterus.