| 摘要 |
A medical device ( 10 ) for insertion into a bodily vessel ( 6 ) to treat an aneurysm ( 5 ) having an aneurysm neck, the device ( 10 ) comprising: a mechanically expandable device ( 20 ) expandable from a first position to a second position, said mechanically expandable device ( 20 ) is expanded radially outwardly to the second position such that the exterior surface of said mechanically expandable device ( 20 ) engages with the inner surface of the vessel ( 6 ) so as to maintain a fluid pathway through said vessel ( 6 ); a therapeutically effective amount of a chemical compound comprising a biosynthesis accelerator to stimulate cell growth; and a polymer ( 30, 41, 42 ) mixed with the chemical compound to manage the release rate of the chemical compound; wherein the mechanically expandable device ( 20 ) provides a support for the release of the chemical compound within the aneurysm ( 5 ) to stimulate cell growth within the aneurysm ( 5 ) and close the aneurysm neck.
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