| Simpson uterine sound | A slender flexible metal rod used to calibrate or dilate the cervical canal, or to hold the uterus in various positions during gynecologic surgery. (05 Mar 2000) |
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| Simpson's forceps | An obstetrical forceps. (05 Mar 2000) |
| Simpson,Sir James | <person> Scottish obstetrician, 1811-1870. See: Simpson uterine sound, Simpson's forceps. (05 Mar 2000) |