Infection resistant medical devices and process
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United States of America Patent
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Feb 20, 1996
Issued Date -
N/A
app pub date -
Feb 10, 1994
filing date -
Jun 8, 1992
priority date (Note) -
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Abstract
A medical device provided with a subsurface bacteriostatic/bactericidal stratum to a predetermined depth is disclosed. The bacteriostatic/bactericidal stratum is introduced into the medical device by ion implantation of sufficient concentration to impart thereto the desired bacteriostatic/bactericidal property. The acquired bacteriostatic/bactericidal property has a useful life coterminal with the device. The treated medical device remains biocompatible, is non-leaching and, depending on the specific device, also is thromboresistant.
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