| 单词 | hegar's dilators |
| 释义 | Hegar's dilatorsHegar's dilatorsGraded round-ended metal sounds used to achieve progressive widening of the canal of the neck (cervix) of the womb (uterus). See also DILATATION AND CURETTAGE. (Alfred Hegar, German obstetrician and gynaecologist, 1830–1914) |
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