An unusual complication of a ventricular pace maker electrode.

@article{Sassard2007AnUC,
  title={An unusual complication of a ventricular pace maker electrode.},
  author={Thomas Sassard and Samir Fareh and Fadi Farhat},
  journal={European journal of cardio-thoracic surgery : official journal of the European Association for Cardio-thoracic Surgery},
  year={2007},
  volume={31 2},
  pages={
          306
        }
}

Figures from this paper.