Abstract: The disclosed embodiments relate to a surgical instrument, in particular an electrosurgical instrument. The surgical instrument is configured with a FRAM storage device for individually recognizing or detecting the surgical instrument. The disclosed embodiments further relate to the use of a FRAM storage device.

Abstract: An electrosurgical system and a method for operating an electrosurgical instrument comprises an electrosurgical instrument, a generator which is designed to operate the electrosurgical instrument, a memory element on which is stored at least one piece of operation-relevant information representing at least one operating instruction for the electrosurgical instrument, and a display which is designed to display operation relevant information, wherein the system is designed to transmit the operation relevant information to the display.

Abstract: The invention relates to a guiding catheter for inserting an applicator into body lumens in an insertion direction, including a guiding sleeve, which surrounds a lumen, a deflecting mechanism, which is arranged and designed to deflect a distal end of the guiding sleeve from the insertion direction, and a stabilizing mechanism, which is arranged and designed to support the distal end of the guiding sleeve on a wall bounding the body lumen. The invention further relates to a method for inserting a guiding catheter into a body lumen in an insertion direction.