dilator

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Related to Hegar's dilator: Hegar sign

dilator

[dī′lād·ər]
(physiology)
Any muscle, instrument, or drug causing dilation of an organ or part.
References in periodicals archive ?
9621 Table 3: Baseline Cervical Dilatation in millimeters (Using Hegar's dilators in descending orders) the Two Groups Up to Misoprostol Carboprost dilator Group Group no.
The incision on left horn through which Hegar's dilator was passed, was closed.