Patent ID: 6080129
Filing Date: 2000-06-27
Classification: A61B,A61M

Abstract:
A method for performing hysterosalpingography on a patient, said method comprising:providing a catheter assembly including (1) an inner catheter having a balloon near its distal end and (2) a sleeve catheter disposed coaxially over the inner catheter;introducing the catheter assembly through the patient's vagina so that the balloon is positioned past the cervix and in the uterus while a distal end of the sleeve catheter remains outside of and proximal to the cervix;inflating the balloon to seal against the cervix;introducing contrast media through the inner catheter into the uterus;imaging the uterus;advancing a distal end of the sleeve catheter over the inner catheter through the cervix and into the uterus; andwithdrawing the inner catheter from the sleeve catheter to leave an access lumen in the sleeve catheter through the cervix into the uterus.