Cyclically deformable haemocompatible and biocompatible devices coated with biocompatible carbonaceous material
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United States of America Patent
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Jun 13, 1995
Issued Date -
N/A
app pub date -
Aug 23, 1993
filing date -
May 11, 1987
priority date (Note) -
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Abstract
There are disclosed devices for conditioning a blood flow which include at least one element with portions which are exposed to the blood and are deformable cyclically at a frequency comparable to the frequency of the heartbeat, in which the cyclically deformable portions have a continuous coating of biocompatible carbonaceous material comprised of carbon crystals having a density of greater than 2.1 grams per cubic centimeter applied by sputtering directly on and completely covering at least those portions of the device which are exposed to the blood.
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