The offered H.S.G Cannula With Rubber Guard is used in hysterosalpingogram (HSG) that is an X-ray reproductive endocrinologists can use to look at the inside of the uterus and fallopian tubes. The cannula is for the delivery of contract media or saline into the uterine cavity during hysterosalpingography. It is designed to occlude the external cervical os without trauma. It can be used for evaluation of tubal patency. The H.S.G Cannula With Rubber Guard is made for medical uses.