definiens: means the Seller 's catheter having at least a deflectable tip, including but not limited to Interventional Radiology, Interventional Cardiology and Interventional Neurology versions of such products, which forms the subject matter of the Patents and includes the tools, devices, and surgical instrumentation relating to the development, manufaCturing, construction, repair, manipulation, adjustment, administration, implantation, and otherwise of such products, in each case as currently constituted and to the extent developed by or acquired by the Seller through the date hereof as further described in written specifications delivered to Buyer concurrently herewith ( the ), not including any improvements by the Buyer . There are five Deflectable Catheter Product categories : ( 1 ) catheter with a deflectable tip and without a balloon ( Deflectable Tip . Catheter ) ; ( 2 ) catheter with deflectable tip and having one or compliant balloons fixed to the catheter ( Deflectable Tip Temporary Occlusion Balloon Catheter ) ; ( 3 ) catheter with a deflectable tip having one or more non­compliant balloons fixed to the catheter ( Deflectable Tip Balloon Catheter ) ; ( 4 ) catheter with a deflectable tip catheter wherein the push - pull wire can be actuated to and fro to cause deflection in a plane and/or the push - pull wire can be torqued or twisted causing out - of - plane deflection ( Deflectable Torque Tip Catheter ) ; and ( 5 ) guide wjre·g ~ signed specifically to improve tracking and/or clinical perfomiance of Deflectable Catheter Products