Catheters for use in an embolization therapy system, featuring hydrogel precursors and applicator; embolectomy catheters; catheters for use in embolization procedures; microcatheters for use in treating anomalies vasculature of the body; catheters for use in embolization therapy in interventional radiology and oncology; catheters for use in embolization of vascular lesions, tumors, targeted arterial segments of hypervascular tumors, control of bleeding due to disease or trauma, organs and segmental embolizations; catheters for use in delivery of embolic agents under fluoroscopic control; vascular embolization system microcatheter; catheters for use in delivery of embolic devices for vascular embolization, hemorrhage control, and peripheral hemostasis; embolization catheters; embolic catheter devices for treating anomalies vasculature of the body; arterial embolectomy catheters; catheters for use in interventional radiology, namely, interventional oncology and peripheral hemostasis; catheters for use in delivery of differentiated liquid embolics; catheters for use in vascular embolization procedures; catheters for use with syringes in the delivery of embolic agents under fluoroscopic control; catheters sold as part of an embolization therapy system, featuring hydrogel precursors and applicator; catheter kit for use in embolization procedures; catheters for delivery of differentiated liquid embolics in interventional radiology; medical apparatus and instruments for embolization; microcatheters used in treating anomalies vasculature of the body; medical device, namely, arterial embolectomy device; medical device for embolization therapy in interventional radiology and oncology; medical device used for embolization of vascular lesions, tumors, targeted arterial segments of hypervascular tumors, control of bleeding due to disease or trauma, organs and segmental embolizations; medical devices, namely, delivery catheters for embolic agents delivered through a microcatheter