Nelson Trocar 22, 20 cm - 8" Diameter 7.5 mm Ø

 Universal Trocar, With 4 Trocar Tips Diameter 1.7 mm, 3.0 mm, 4.5 mm and 6.0 mm 14.5 cm - 5 3/4"..

 Nelson Trocar 33, 20 cm - 8" Diameter 11.0 mm Ø..

Nelson Trocar 28, 20 cm - 8" Diameter 9.5 mm Ø..

Ochsner Trocar, 14 cm - 5 1/2" Diameter 4.0 mm Ø..

 Ochsner Trocar, 14 cm - 5 1/2" Diameter 4.6 mm Ø..