A permanent transvenous atrial electrode catheter.
D000818:Animals; D006328:Cardiac Catheterization; D004285:Dogs; D004566:Electrodes; D004699:Endocardium; D006325:Heart Atria; D006352:Heart Ventricles; D006801:Humans; D010138:Pacemaker, Artificial / Q000295:instrumentation*; D014680:Veins