disposable trocar 3mm (without blade), single packing 5mm (without blade) , single packing 10mm (with blade) , single packing 12mm (without blade) , single packing 5mm (without blade) , two pcs packing 10mm (with blade) , two pcs packing 12mm (without blade) , two pcs packing Standard set A (2 pcs 5mm, 2 pcs 10mm) Standard set B (2 pcs 5mm, 1 pc 10mm, 1 pc 12mm) Disposable trocar is used together with the laparoscopic instruments to establish laparoscopic aisle during the laparoscopic examination and surgery.