Patent ID: 9398967
Filing Date: 2016-07-26
CPC Classification: A61F

Claim Text:
1. A pulmonary vein implant for treating arrhythmia comprising: a first ring having a compressed state and an expanded state sized to contact an inner diameter of a pulmonary vein; said first ring having a first cross section size; a second ring having a compressed state and an expanded state sized to contact ostial tissue associated with said pulmonary vein; said second ring having a second cross section size smaller than said first cross section size; a plurality of connecting members disposed between said first ring and said second ring; said connecting members having an expanded state urging said second ring into said ostial tissue; wherein a radial expansion force generated by said first ring is at least partially conveyed to said second ring by said connecting members for increasing a force per area of said second ring on said ostial tissue.