Trinity Biotech KC 4 Delta Coagulation Analyzer, 12V, model KC 4 Delta, is manufactured by Trinity. The KC 4 Delta is a semi automated mechanical clot detection system designed for the determination of prothrombin times (PT), activated partial thromboplastin time (APTT), fibrinogen concentrations and other clotting tests. Any clotting time test that has fibrin formation as its endpoint may be performed on the KC4. Measurement can be qualative or quantitative. When used in conjunction with appropitate reagents, the sample can be plasma or whole blood.