A method and circuit are provided for implementing switching factor reduction in Logic Built in Self Test diagnostics, and a design structure on which the subject circuit resides. The methods include coating the contact surfaces of implantable articles with bioabsorbable lubricating coatings. The Lamb wave is detected as a delayed electric signal at the interdigital transducer. This arrangement ensures continuous drive of the vehicle 1000 even in a specific environment where any of various obstructing objects as the cause of blockage of the outlet is present in the surroundings of the vehicle 1000. Further, the invention proposes a specific scheduling mode for use in combination with the proposed new control channel signal according to the invention. In an embodiment, the third tank is in fluid communication with the first tank and may be configured to provide a closed loop system, the second tank is in fluid communication with the third tank, and a pressure differential across the print head causes ink to flow through the print head.