These extensions resistant to different pressures. The fittings are standard Luer lock male and female.

Polyethylene (PE) is used to ensure the extensions because the advantage of not releasing toxic substances to the drugs that are used for intravenous injections. The material is less soft PVC, these extensions are medium pressure, given that the Luer lock fittings are not glued but fused directly on the product.

Such as polyethylene PUR also does not release any harmful solutions that cross the extensions, and such as PVC, can be glued to the Luer locks and accessories. The cost of the material is higher than the previous described, but is ensured maximum compatibility and maximum safety in critical situations. To this is also used in chemotherapy.

For some uses in the operating room, in emergency departments or intensive care unit in the presence of machinery, extension cards greater than 150 cm can be spirally wound to minimize the clutter sits up and allow freedom of movement to the staff. The winding can be made of any material described (PVC – PE – PUR) but usually for small diameters (1x2 – 1x2,5 – 1,5x2,5 – 2x3,2 – 2x4,1).