If you order this product you receive an eye sucker on a flat platform with four legs and of course the sucking syringe with which to produce the vacuum. Catheter clamps (LINK) can be obtained separately. The MTS vacuum holder is used for refractive procedures such as LASIK, Epi-LASIK and LASEK. The vacuum holder is adaptable to function with all microkeratomes, femto and excimer lasers and is easy to use. After use you should clean above all the tubing by hand. The platform you can clean in the dishwasher, but not in the autoclave.