Channing, William F.(William Francis),1820-1901 · Boston : Thomas Hall · leaf 267
s instrument is thoroughly made, and warrantedto keep in order for years if carefully used. Price, $10.00. Directions. — Connect the conducting wires with thesockets at the end of the box, screw the crank on the wheel-shaft, and turn slowly, as the current depends upon thevelocity with which coils… … Pig. 16. OF ELECTRO-MEDICAL INSTRUMENTS. 11 larger surface of the skin, and obviates that pricking sen-sation which is so unpleasant. In applying it, hold the con-ductor in one hand, and apply the other to the part affected.To produce- a constant current, pull the lever at the endof the box. No.…
Electrotherapy · Medicine, Physical · Electricity
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