| Hegar's dilators | A series of cylindrical bougies of graduated sizes used to dilate the cervical canal. (05 Mar 2000) |
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| Pratt dilators | Cylindrical metal rods of graduated sizes used to dilate the cervical canal. (05 Mar 2000) |
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| Hanks dilators | Uterine dilator's of solid metal construction. (05 Mar 2000) |
| Hegar | Alfred, German gynecologist, 1830-1914. See: Hegar's dilators, Hegar's sign. (05 Mar 2000) |
| Hegar's sign | <clinical sign> Softening and compressibility of the lower segment of the uterus in early pregnancy (about the seventh week) which, on bimanual examination, is felt by the finger in the vagina as though the neck and body of the uterus were separated, or connected by only a thin band of tissue. (05 Mar 2000) |