Plastic clamp Plastic scissor clamp Disposable plastic clamps used to stop or to limit the flow of fluids in Dialysis and IV infusions. Suitable for any kind of soft plastic tubing that needs to be clamped. They are manufactured in plastic. The lack of metal rivets makes disposal of the device much easier. Fistula arm clamp Used in the dressing procedures of patients undergoing an injection, blood withdrawal, and hemodialysis, in order to maintain pressure on the site involved and prevent blood leakage and internal subcutaneous spillage by temporarily occluding the hole made.