A Handbook of Medical Electricity |
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Page 11
... screws , & c . , of electrical instruments must be kept scrupulously clean , and to do this nothing is better than to rub them occasionally 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 occasionally with a bit of very fine emery paper . The single drawback to Muirhead's battery is that it is ...
Page 18
... 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 24
... screw , s , against which the soft iron is pressed by a small spring . The pedal ( y , 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 ( y , 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 26
... 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 27
... 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 muscles apparatus application armature atrophy battery bladder brachial plexus branches button carbon cells charge commutator conducting wires conductors contraction copper cord covered Instru cutaneous faradization cylinder deformity deltoid diagnosis disease Duchenne Duchenne's Duchenne's large Edition Elec electricity electrode excitation excitors facial faradic Instru faradization fcap fibres fingers fixed forearm Foveaux's Portable Franklinization glass graduator hand hemiplegia hypothenar eminences increased insulated interrupted voltaic current irritability knob laryngeal left to right lesion Leyden jar lysis magnet ment metallic months moveable National Hospital neuralgia pain palmaris longus palsy paralysed muscles Paraplegia patient pedal rheotome phore phrenic Phrenic Nerves placed plate platinum pole positive primary coil produced radial nerve reaction rectal rheophore rectum result rheo rheophore screw secondary coil sensation shown in fig side skin slow intermissions soft iron sponge sternomastoid surface tery therapeutic tion Torticollis Traumatic Paralysis treatment trembler tricity Volta-Faradic Instrument Voltaism zinc