“The uterine probe, or sound, is a useful instrument in the diagnosis of uterine displacement and disease;  its use exposes the presence of stenosis, tenderness, flexions, the size and attachments of polypi and fibroids.  Contraindications for its use include pregnancy and cellulitis”.  Eaton -  on the Diseases of Women - 1880
A nice example of Sims’ design with malleable silver probe, silver ferrule and an octagonal ebony handel with a single cross-hatched surface to indicate directionality during use, marked Pure indicating the composition of the probe, FC.