Patent 7182089 was granted and assigned to Siemens Aktiengesellschaft on February, 2007 by the United States Patent and Trademark Office.
A magnetically navigable device has a magnet element with a greater extent in one direction than at right angles thereto. The magnet element is arranged asymmetrically with respect to a central axis of the device which points in the direction in which the magnet element extends. The device may be, for example, a video capsule from medical technology, such as for endoscopy.