本产品Glass beads用于阳性对照。
参考资料ASTM F2382-18凝血试验 :
6.Reagents and Materials
6.1Calciun Chloride , 25 mM
6.2 Citrated Human Blood Plasma fresh(less than 4 h from draw ) or freshly-frozen , maintained at minus 80°C , pooled .
6.3 Lyophilized Rabbit Brain Cephalin ( RBC ).
6.4 Positive Reference,Material (Optional , see A1. 2.
6.5 Positive Control , glass (Pasteur pipette tips or glassbeads ) . Other qualified positive control materials such as Buna-n - Rubber may be selected once they have demonstrated a consistent thrombogenic response .
6.6 Negative Reference Material ( e.g. High Density Polyethylene , ( HDPE )
6.7 Marketed Comparator Device ( Optional ) . A legallymarketed , clinically acceptable device that has similar bloodcontact nature and clinical use as the material / device being investigated