The instrument, BiWire has been structured to proffer two alternates for ureteral admittance. With accessible supple instructions at both ends, BiWire has bi-twilit of being straight and angled at the opposite ends. As a consequence, any end of the wire guide can be worn to steer the winding ureters. The BiWire is the two wire guides in one, adding value by decreasing the user's catalog needs. The device is a Hydrophilic veneer for easy progression. The device is not planned for the PTCA use. The device comes in cartons of five.