NRBIOMODIFIED

Biological tissue grafts, namely, cardiovascular tissue; Biological tissue grafts, namely, treated cardiovascular tissue; Biological cardiovascular tissue intended for subsequent implantation; Biological tissue grafts, namely, straight vascular grafts, bifurcated vascular grafts, and aortic non-valve conduits

Medical devices, namely, artificial cardiovascular valves; Medical devices, namely, artificial cardiovascular valves covered in treated biological cardiovascular tissue