Catheters; Catheters used in peripheral interventional procedures, cardiac interventional procedures and interventional procedures; Laser catheters; Laser ablation catheters; Medical guidewires; Medical guidewires used in peripheral interventional procedures, cardiac interventional procedures and interventional procedures; Medical devices used in peripheral interventional procedures, cardiac interventional procedures and interventional procedures, namely, sheaths for catheters, support catheters, catheters for use in angioplasty, laser angioplasty catheters, excimer lasers for angioplasty, medical lasers, laser sheaths used for the removal of cardiac leads, sheaths for pacemaker leads, grips for use with dilator sheaths, and mechanical dilator sheaths for medical purposes; Medical apparatus and instruments for use in cardiac surgery, namely, tools for removing pacemaker leads