Apparatus for testing blood/biomaterials/device interactions and characteristics

摘要

An apparatus designed to test blood, blood contacting biomaterials and devices such as materials and surface-modified materials; vascular grafts, stents, heart valves, catheters, leads, etc., for blood and material responses in vitro under physiological blood flow conditions. The apparatus consists of a stepper-motor driven circular disc(s), upon which a test vehicle, containing either the test materials, coating or device, is mounted. The test vehicle itself consists of a circular, closed-loop of polymer tubing containing a check valve.