A Handbook of Medical Electricity |
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Page 27
... screws , & c . , of electrical instruments must be kept scrupulously clean , and to do this nothing is better than to rub them occasion- ally with a bit of very fine emery paper . The single drawback to Muirhead's battery is that it is ...
... screws , & c . , of electrical instruments must be kept scrupulously clean , and to do this nothing is better than to rub them occasion- ally with a bit of very fine emery paper . The single drawback to Muirhead's battery is that it is ...
Page 34
... screw the carbons and zincs together again until they have been allowed to dry for twelve hours . Charge each cell with a solution of one part of strong sulphuric acid to nineteen of water , and put in each a pinch ( about as much as a ...
... screw the carbons and zincs together again until they have been allowed to dry for twelve hours . Charge each cell with a solution of one part of strong sulphuric acid to nineteen of water , and put in each a pinch ( about as much as a ...
Page 40
... screw , s , against which the soft iron is pressed by a small spring . The pedal ( r , fig . 11 ) is to allow slow intermissions to be produced with the foot , an arrangement which leaves the hands of the operator free , either to hold ...
... screw , s , against which the soft iron is pressed by a small spring . The pedal ( r , fig . 11 ) is to allow slow intermissions to be produced with the foot , an arrangement which leaves the hands of the operator free , either to hold ...
Page 42
... screw , s , and the temporary magnet of the central coil . If inter- missions , more or less separated from one another are desired , the arrangement is made as before , except that the button , c , is turned from left to right so as to ...
... screw , s , and the temporary magnet of the central coil . If inter- missions , more or less separated from one another are desired , the arrangement is made as before , except that the button , c , is turned from left to right so as to ...
Page 43
... screw , E , so as to preserve the force of the battery . At the same time plates of hard caoutchouc must be placed be- tween the cloth and the zinc , care being taken to wipe the latter if the instrument will not be re- quired again for ...
... screw , E , so as to preserve the force of the battery . At the same time plates of hard caoutchouc must be placed be- tween the cloth and the zinc , care being taken to wipe the latter if the instrument will not be re- quired again for ...
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Common terms and phrases
acid action affected apparatus application arrangement atrophy battery body branch brought caused cells charge coil commutator complete condition conductor connected contained continuous contraction copper cure deltoid diagnosis direct disease Duchenne Duchenne's Edition electricity electrodes elements Enlarged especially excitation experience extremity faradization five fixed followed four give glass graduator hand Hospital Illustrations importance improvement increased induction instrument insulated intermissions interrupted voltaic current iron irritability knob less localized London lower Medical Medicine ment method minutes months movement muscles muscular negative nerve Octavo operator pain paralysis paralyzed passes Pathology patient Physician placed plate pole positive practice Price primary produced Professor proved reaction removed result Revised rheophore rule screw Second Edition shown side skin soft sponge spring sufficiently surface therapeutic Third tion treated treatment turned wasted wire zinc
Popular passages
Page ii - A Treatise on Medical Electricity, Theoretical and Practical ; and its Use in the Treatment of Paralysis, Neuralgia, and other Diseases.