Medgyn Aspiration Kit 4mm 60cc Syringe (022514) (MD-251). The MedGyn disposable Aspiration Kit is an effective and affordable device for diagnostic and therapeutic uterine evacuation and aspiration. Features include: flexible cannula that allows for easy manipulation, syringe locking mechanism that prevents back-flow and promotes consistent, strong suction, and sharp slots near tip allow for better sampling. 1/EA, 10/PK. Price per each.