The 38g PolyTip® Cannulas are rigid enough to penetrate the retina, eliminating the need to create a separate retinotomy. These products are ideal for subretinal injection. They can also be used for low volume fluid drainage, such as draining subretinal PFCL.
The 2mm green tip allows easy passage through valved entry cannulas and better visibility. It’s shorter tip is rigid enough to penetrate the retina, while the 5mm is more flexible.