COLUMBIA, Md.--(BUSINESS WIRE)--Aug. 11, 2006--CELSION CORPORATION (AMEX:CLN) today announced that the Center for Devices and Radiological Health (CDRH) of the Food and Drug Administration has approved its PMA supplement requesting changes in its manufacturing and inspection process for components in its disposable catheter kit for the Prolieve Thermodilatation system and also cleared commercial distribution of the modified product.