It's kind of hard to say which model is most reliable. Taken care of properly, they'll all hold true. But there are some models more prone to certain things (subframe, etc) than others, but again, the main thing is how well it was looked after by the person before you.
obÂ·tuÂ·raÂ·tor forÂ·aÂ·men. A large, oval or irregularly triangular aperture in the hip bone, the margins of which are formed by the pubis and the ischium; it is closed by the obturator membrane, except for a small opening for the passage of the obturator vessels and nerve. Synonym(s): foramen obturatum [TA] .
Obturator Canal Contents ï Obturator nerve, artery, and vein enter the canal through an opening in the anterosuperior aspect of the obturator membrane ï Obturator nerve lies superior to the obturator artery and divides immediately on exiting the canal into anterior and posterior branches www.downstatesurgery.org.