UNIPOLAR PEDIATRIC TEMPORARY PACING LEAD The Model 6491 Unipolar Pediatric Temporary Pacing Lead is designed for temporary atrial and ventricular sensing and pacing during and after cardiac surgery. This temporary pacing lead has been downsized, making it the ideal lead for pediatric patients or small hearts. Features include: Smaller fixation coil well suited for thinner pediatric tissue Curved chest needle for greater leverage through the small chest cavity Discrete electrode for consistent sensing and pacing Connector pin sleeves insulate connector pins while not in use