Dialysis catheters; catheters; hemodialysis catheters; vascular catheters; cannulae; medical devices for filtration of bodily fluids; medical apparatus and instruments for the treatment of kidney failure; medical devices and apparatus used to filter fluids and wastes from a patient's blood; surgical and medical apparatus and instruments for use in vascular, intravascular, endovascular, or other interventional procedures; dialysis kits comprised of dialysis catheters, medical introducer needles, medical guidewires, medical tunnelers, fascial tissue dilators, medical syringes, scalpels, surgical sponges and medical dressings; kits and accessories for deploying, operating and/or removing catheters via blood vessels