Disposable Cytology Brushes with CEmark Application Used to collect cells Disposable Cytology Brushes Detailed Introduction Wide Angle Brush , Easy to collect ... will not hurt human tissue or endoscope channel Plastic protective tube to avoid cells to fall off or leave in the ... mm)2.0,2.2,2.5,2.8,3.0,3.2,3.5,4.0,4.5,5.0,5.5 ... 800,1000,1200,1400,1600,1800,2000,2200Note:2.0, 3.0, 4.0, 6.0 and 1000,1200,1600, ...