释义 |
Graefenberg ring Grae·fen·berg ring (grā'fĕn-bĕrg), obsolete term for a silver ring designed for insertion into the uterine cavity as a means of contraception.Graefenberg, (Gräfenberg), Ernst, German gynecologist in U.S., 1881-1957. Graefenberg ring - obsolete term for a silver or silkworm gut ring designed for insertion into the uterine cavity as a means of contraception. |