Kjell Norén;Thao Thu Nguyen;Allen Keel;Wenbo Hou;Steve Koh;Kyungmoo Ryu;Stuart Rosenberg;Michael Yang
发明人:
Thao Thu Nguyen,Kjell Norén,Allen Keel,Kyungmoo Ryu,Stuart Rosenberg,Wenbo Hou,Steve Koh,Michael Yang
申请号：
US12755359
公开号：
US08478388B2
申请日:
2010.04.06
申请国别(地区):
US
年份:
2013
代理人:
摘要：
An exemplary method includes accessing cardiac information acquired via a catheter located at various positions in a venous network of a heart of a patient wherein the cardiac information comprises position information with respect to time for one or more electrodes of the catheter； performing a principal component analysis on at least some of the position information； and selecting at least one component of the principal component analysis to represent an axis of a cardiac coordinate system. Various other methods, devices, systems, etc., are also disclosed.
