The invention generally relates to an intravascular catheter that includes a proximal hub and a distal elongated tubular member. Specifically, the present invention relates to an improved mechanical connection between a structural panel and the framing members that support the structural panel forming a diaphragm. Specifically, each intermediate voltage level is between the initial voltage and the final voltage, and each voltage source generates a respective intermediate voltage level. The data obtained from the address is then passed from the filter graph driver to the network driver. 50 of the wall thickness of the inner liner and the wall thickness of the inner liner is less than 0.