Patent ID: 8998888
Filing Date: 2015-04-07
Classification: A61B,F17C,F25B,F25D

Abstract:
1. A cryogenic system for use in treating cardiovascular disease comprising: i) a cryoengine comprising: ii) a cryoprobe or a cryocatheter positioned outside said dewar and adapted for insertion into a body at the heart for ablating cardiac tissue; iii) at least one supply line connected to said cryoengine and to said cryoprobe or cryocatheter and configured to deliver cryogen from the first cartridge subassembly or the second cartridge subassembly to said cryoprobe or said cryocatheter; and iv) at least one return line connected to said cryoprobe or cryocatheter and to configured to deliver the cryogen from said cryoprobe or said cryocatheter to said dewar; wherein said cryogenic system is configured so that when the dewar is filled with the cryogen, the cryogenic system operates as follows: