Do ?ó môi ch?t b? tác ??ng và d?ch chuy?n t?o thành dòng ch?y liên t?c qua bu?ng b?m. Thay ??i t?c ?? c?a màng b?m s? ?i?u ch?nh ???c l?u l??ng c?a b?m ?i?n t?.The caval hiatus is located within the T8 vertebral amount and will allow the passage from the inferior vena cava as well as terminal branches of the correct phrenic nerve. This open