CELERMAJER, DAVID,MCNAMARA, EDWARD I.,SUTHERLAND, MICHAEL J.,SUGIMOTO, HIROATSU
申请号：
CA2827025
公开号：
CA2827025A1
申请日:
2012.02.10
申请国别(地区):
CA
年份:
2012
代理人:
摘要：
The present disclosure relates to a method and a device for treating heart failure by normalizing elevated blood pressure in the left and right atria of a heart of a mammal. The present disclosure includes methods for creating and maintaining an opening in the atrial septum. Tools for making an opening and enlarging the opening are also disclosed. Use of the techniques and tools described herein prolongs the patency of an intra-atrial pressure relief opening.
