Coronary spine balloon dilating catheter

Abstract

The utility model relates to medical technology field discloses coronary artery spinous process balloon dilatation catheter, include: catheter seat, the one side of catheter seat is connected with outside pipe and installs, the other end fixed installation of outside pipe has the tip. In the utility model, the guide wire is sent into the first balloon until the narrow part, and the contrast medium or normal saline is injected into the first balloon by using the pressure injector at the same time, the first balloon is inflated, the coronary artery is dilated, in order to improve the adhesion of vascular stent and blood vessel inner wall, the doctor can suck back the contrast medium or normal saline in the first balloon, and repeatedly operates, can continuously extrude the plaque of blood vessel inner wall outward, after waiting operator sends into the second balloon until the narrow part through the guide wire again, and injects the contrast medium or normal saline into the second balloon, can make the vascular stent installed on the outer wall of second balloon expand to a larger extent, support in the blood vessel inner wall of patient, greatly improved the dilatation of patient blood vessel.

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