A training device for medical procedures may include: a back, a front, a top, a bottom, a left side, and a right side; a track including a main track portion and a plurality of diverting track portions extending from the main track portion, wherein the main track portion extends from a back end proximate the back to a forward end proximate the front; and a stricture device configured to adjust a width of the main track portion along a portion of the main track portion.