Devices and methods for safely positioning a coronary stent within a coronary artery

摘要

The present invention is suitable for medical use that enables as fast, accurate and safe positioning of a coronary stent as possible in the case of simple and complex anatomical lesions of coronary artery disease and stenting of renal and visceral arteries. The claimed device comprises a housing having a truncated front portion and a cylindrical rear portion threaded on the inner surface of the housing, a gripping means with flaps, a pressing projection on one side and a projection on the gripping means guides, a pressing surface and the flaps. and a release mechanism having a gripping mechanism in the front portion of the housing. In preparation for use, the coronary stent carried by the delivery system is progressively inserted inside the device, and then the coronary stent carried by the delivery system is manually advanced to the affected area of the coronary artery, the delivery system being the gripping means A stent is positioned within the coronary artery, secured by the flaps and circumferentially rotated the cylindrical posterior portion of the device.