Magnetic sheath trocars are offered with an external silicone valve and an internal magnetic stainless steel valve with a working length of 95 and 150 mm for standard and bariatric laparoscopic surgeries. Variant diameters are offered to vary from 5 mm till 15 mm. All magnetic sheath trocars are offered with threaded and un-threaded cannulas in addition to a trocar obturator which may have a pyramidal, auto-shield or oblique auto-shield tip.