Medical devices, namely, catheter accessory products in the nature of endoluminal brushes, cleaning brushes, tubing, connectors, adaptors, caps, extension tubes, straps, anchoring devices, hubs; stopcocks; introduction needles and accessory products in the nature of clamps, valves, anchoring devices, for oncology, pathology, and nephrology, specifically excluding, apparatus, instruments and accessories related to the development, synthesis, manufacture or use of complex carbohydrates; enzyme ...

Biological research