Patent ID: 11944760
Assignee: BARD PERIPHERAL VASCULAR, INC.
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 20:
21. A refreshing stylet configured to fit within a lumen of a catheter, the refreshing stylet including an elongated hollow body comprising:
a proximal portion coupled to a needleless connector;
a distal portion ending in a distal tip;
an interior surface;
an exterior surface coated with a sustained-release formulation including one or more anti-thrombotic agents configured to contact a luminal surface of the catheter and prevent thrombus formation on the luminal surface of the catheter, wherein:
the distal portion is coated with the sustained-release formulation,
the one or more antithrombotic agents of the sustained-release formulation is selected from the group consisting of nitric oxide, tissue plasminogen activator (“TPA”), and heparin,
the sustained-release formulation includes the nitric oxide dissolved within the sustained-release formulation such that the nitric oxide controllably off gasses, and

a side hole through the elongated hollow body connecting the interior surface with the exterior surface, the side hole configured to provide a locking solution to the lumen of the catheter for locking the catheter between uses.