Hystersalpingography uterine injector with stylet To inject contrast media (radio-opaque/methylene blue) in hysterosalpingography diagnostic procedure. The catheters are composed by: a rigid introducer provided with a mobile positioner (2); a double lumen radiopaque catheter with a thermoplastic rubber oval baloon of 2.5 cc on the distal tip that ensures a firm positioning of the catheter; a stopcock (4) to regulate balloon inflation; tubing clamp to avoid the liquid backflow (5); a female luer lock connector (6)for contrast media injection; a 2.5 cc syringe (3). Provided with a stylet (7) that allows manual shaping before insertion.