Q: How can I ensure there are no residues left behind in the artificial heart we manufacture? A: Swabbing for detergent and manufacturing residues (machining oils, particulate, etc.) is a validation standby.  If you cannot swab the interior of the artificial heart, then we recommend to do a final sampling rinse with high purity water, after you have completed all your … [Read more...] about Removing Residues from Artificial Heart