Coating processes – Medical or dental purpose product; parts; subcombinations;... – Particulate or unit-dosage-article base
Patent
1990-09-14
1992-06-02
Lusignan, Michael
Coating processes
Medical or dental purpose product; parts; subcombinations;...
Particulate or unit-dosage-article base
623 1, 623 12, 427235, 427250, 427273, A61F 200
Patent
active
051185245
ABSTRACT:
The present invention provides a vascular biomaterial that includes expanded PTFE and a haemocompatible membrane covalently bonded thereto. Also provided is a process for making the vascular biomaterial that involves chemically modifying the surface of expanded PTFE to provide a surface partially covered with for instance, a hydroxyl moiety, and covalently bonding a haemocompatible membrane to the chemically modified surface of expanded PTFE.
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Kalman Peter G.
McKeown Neil B.
Thompson Michael
Dudash Diana L.
Kroboth Timothy R.
Lusignan Michael
The Toronto Hospital
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