dilator

(redirected from Hegar's dilator)
Also found in: Dictionary, Thesaurus, Medical.
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 ?
The incision on left horn through which Hegar's dilator was passed, was closed.
The amount of baseline cervical dilatation before performing suction evacuation was measured using Hegar's dilators. The dilators were passed through the cervix in descending order starting with size 12.
Drug Used Mean N Deviation Misoprostol 7.645 38 1.2076 Carboprost 7.724 38 0.6441 Total 7.684 76 0.9621 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.