Two-part tube locks for use as an assembled unit. TIP TROL vent for suction control. Rigid outer sleeve has 108 smooth eyes with one sump eye at proximal end. Inner suction cannula has open distal end with two opposing side eyes. Sterile; single use.- Poole Suction Instrument, Poole Only, Tip Trol Vent, 50/cs (Continental US Only) 14-21 Days