초록 ▼

A method and apparatus of delivery of a drug (or substance) is disclosed which involves (1) injecting a drug into the tissue of the blood vessel; (2) maintaining the delivery system as symmetrical as possible in tortuous blood vessels, and (3) providing a preferably constant flow of blood during the

A method and apparatus of delivery of a drug (or substance) is disclosed which involves (1) injecting a drug into the tissue of the blood vessel; (2) maintaining the delivery system as symmetrical as possible in tortuous blood vessels, and (3) providing a preferably constant flow of blood during the drug treatment.

대표청구항 ▼

[ I claim:] [1.] A fluid infusion catheter for use in a blood vessel defined by a wall, comprising:an elongated tubular body having a proximal and a distal end and an outer surface and defining a passage therein;at least one flexible bristle fixedly mounted adjacent said outer surface of said body;

[ I claim:] [1.] A fluid infusion catheter for use in a blood vessel defined by a wall, comprising:an elongated tubular body having a proximal and a distal end and an outer surface and defining a passage therein;at least one flexible bristle fixedly mounted adjacent said outer surface of said body; said bristle having a proximal and a distal end and a passage therethrough in flow communication with said passage in said body so that a fluid can be directed through said body and said bristle and to the vessel wall without occlusion of the vessel.