Removal of a catheter fragment from the right atrium by a new catheterization technique.
D006328:Cardiac Catheterization / Q000009:adverse effects; D005260:Female; D005547:Foreign Bodies / Q000628:therapy*; D006321:Heart; D006325:Heart Atria; D006333:Heart Failure / Q000209:etiology; D006801:Humans; D008722:Methods; D008875:Middle Aged