Balloon catheter with hydrogel coating
OwnerAlexander Ruebbeninventor
Life of this patent
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Abstract
The invention relates to a balloon catheter (1) to be introduced into the blood vessel system of the human or animal body, said catheter having a longitudinally extending shaft (2), with the balloon catheter (1) comprising a distal portion (A) in which a balloon (3) is arranged that is expandable by the supply of a fluid through a lumen (9) extending through the shaft (2), with the distal tip (8) of the balloon catheter (1) being provided with a coating consisting of a hydrogel (7). The invention provides a balloon catheter (1) capable of easily passing through constricted areas in blood vessels.
Claims18
Balloon catheter to be introduced into the blood vessel system of the human or animal body, said balloon catheter having a longitudinally extending shaft, with the balloon catheter comprising a distal portion in which a balloon is arranged that is expandable by the supply of a fluid through a lumen extending through the shaft, wherein the balloon catheter has a distal tip that is provided with a coating comprising a hydrogel, wherein the area of the coating with hydrogel, viewed in the longitudinal direction, extends from the distal tip of the balloon catheter to maximally the middle of the balloon.
Dependencies are inferred from the claim text.