hydrotubation

Injection of a liquid medication or saline solution through the cervix into the uterine cavity and fallopian tubes for dilation and/or treatment of the tubes.

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n.

the introduction of a fluid (usually a dye) through the cervix (neck) of the uterus under pressure to allow visualization, by laparoscopy, of the passage of the dye through the Fallopian tubes. It is used to test whether or not the tubes are blocked in the investigation of infertility.

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hy·dro·tu·ba·tion (hi″dro-too-baґshən) introduction of saline solution into the uterine tube; solution containing dye may be used to determine patency of the tube.