DROP A LETTER
'...from a type of mediator to get <a href="http://www.j-archive.com/media/2011-03-09_DJ_18.jpg" target="_blank">this</a> implanted device visible in the chest C-ray seen <a href="http://www.j-archive.com/media/2011-03-09_DJ_18a.jpg" target="_blank">here</a>'
pacemaker (from peacemaker)