Medical guidewires and parts and fittings therefor; IVR, namely, interventional radiology medical guidewires; PCI, namely, percutaneous coronary intervention medical guidewires; medical spring guidewires; medical plastic clad guidewires; medical catheters and parts and fittings therefor; PCI, namely, percutaneous coronary intervention guiding catheters; PCI, namely, percutaneous coronary intervention balloon catheters; angiographic catheters; micro catheters; occlusion catheters; ablation cat...