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- Davis & Kidder's Patent Magneto-Electric Machine, 1875-1885 - Physicians in the late 1800s and early 1900s saw therapeutic possibilities in the use of electricity. A number of doctors believed that medical batteries that administered low levels of electrical stimulation could treat a variety of diseases. Companies marketed and sold these electrotherapeutic devices to doctors and -- to the consternation of some in the medical profession -- average citizens.

- 1875-1885
- Collections - Artifact
Davis & Kidder's Patent Magneto-Electric Machine, 1875-1885
Physicians in the late 1800s and early 1900s saw therapeutic possibilities in the use of electricity. A number of doctors believed that medical batteries that administered low levels of electrical stimulation could treat a variety of diseases. Companies marketed and sold these electrotherapeutic devices to doctors and -- to the consternation of some in the medical profession -- average citizens.
- Marshall's Improved Compound Magneto-Electric Machine, circa 1860 - In the 19th century electricity was increasingly seen as a revolutionary medical technology. Magneto-electric machines of this type were popular in American medical and dental offices in the 1850s and 60s. This electromagnetic apparatus delivered a shock meant to cure pain and promote health. In a dental office, the machine would have been used to assuage the pain of tooth extraction.

- circa 1860
- Collections - Artifact
Marshall's Improved Compound Magneto-Electric Machine, circa 1860
In the 19th century electricity was increasingly seen as a revolutionary medical technology. Magneto-electric machines of this type were popular in American medical and dental offices in the 1850s and 60s. This electromagnetic apparatus delivered a shock meant to cure pain and promote health. In a dental office, the machine would have been used to assuage the pain of tooth extraction.