Medical devices, namely, catheters for removal of occlusions from vessels, bronchial pathways; Medical devices, namely, cannulas and/or catheters for removing clot, thrombus, and/or other undesirable material; medical devices, namely, catheters used for removal of a thrombus; medical devices, namely, catheters for the therapeutic treatment of pulmonary embolism and deep vein thrombosis; Medical devices, namely, retrievers for use in radiology, neuroradiology, cardiology, and surgery, for treating pulmonary embolism, peripheral arterial disease, and to perform thrombectomy and retrieval of emboli, clots and foreign bodies; thrombectomy devices and associated components; catheters; Medical devices, namely, access catheters for providing controlled fluid access to the body; medical devices, namely, a valve and hub system for connection/disconnection of suction to an aspiration catheter; medical devices, namely, a valve and hub system for achieving hemostasis during removal of an occlusion or thrombus; Medical devices, namely, catheters for application of aspiration during a medical procedure; Medical devices, namely, catheters for application of aspiration during thrombectomy, pulmonary embolism removal and retrieval, peripheral arterial disease treatment procedures, and large bore femoral closure procedures