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Copyright ©The Author(s) 2015.
World J Cardiol. Nov 26, 2015; 7(11): 754-764
Published online Nov 26, 2015. doi: 10.4330/wjc.v7.i11.754
Figure 1
Figure 1 Fossa ovalis and transseptal punctures. All of the 5 locations shown on the fossa ovalis (black arrow) are transseptal puncture possibilities, and the path of device delivery to the fossa ovalis is shown (green arrow). CS Os: Coronary sinus ostium; ER: Eustachian ridge; FO: Fossa ovalis; IVC: Inferior vena cava; RA: Right atrium.