The invention relates to a method for coating medical devices with a biocompatible protein coating. The measuring tube executes, during operation, at least over part of its length, driven by an exciter arrangement, bending oscillations about an oscillation axis. The recently used files that are included within the MRU list may be related to or more applicationslocations andor one or more computing devices. The first vertebral screw may cross the second vertebral screw but the first vertebral screw may not intersect the second vertebral screw. , microprocessor, and an output based on the analysis that includes information, product, or both.