Diseases of the soft structures of the teeth and their treatment; a text-book for students and practitioners . EASES OF THE DENTAL PULP turned on, and the patient is told to at once raise his hand whenhe feels the slightest sensation. The moving needle of the milli-amperemeter will indicate to the operator that tin* current isBowing in the right direction. When the patient raises his hand thecontroller is turned verj slightly back, left at this point for abouthalf a minute, and again very slowly turned forward until thepatient again responds, or until the point of tolerance is


Diseases of the soft structures of the teeth and their treatment; a text-book for students and practitioners . EASES OF THE DENTAL PULP turned on, and the patient is told to at once raise his hand whenhe feels the slightest sensation. The moving needle of the milli-amperemeter will indicate to the operator that tin* current isBowing in the right direction. When the patient raises his hand thecontroller is turned verj slightly back, left at this point for abouthalf a minute, and again very slowly turned forward until thepatient again responds, or until the point of tolerance is point the writer has termed the irritation point. A glanceat the milliamperemeter conveys to the operator the number ofmilliamperes employed. The operator now retails to his mindthe numerical constant 30, and quickly calculates the time of hisparticular < ase of electro-sterilization by <li\ iding 30 by the numberof milliamperes employed. The resultant quotient gives the timein minutes for which the current must be applied. Example: Ifthe patients irritation point is , twelve minutes by the. I [q. 122. Lower righl secondpremolar. Hoot canal is imperfectlyfilled. A rarefied area is visible aboulthe apical end. < ontinuoue gnawingpain on pressure.


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Keywords: ., bookcentury1900, bookdecade1920, bookiddiseasesofso, bookyear1922