The principles of surgery . l the high excitement of gumboil shall have passed away. The opening may be effected either by knife or by potassa fusa. Inthe great majority of cases the former is preferred, as less painful; moreexpeditious ; entailing no loss of substance; and less likely to exciteand maintain inflammation, which might extend and aggravate the ori-ginal mischief. The preferable form of cutting instrument is thebistoury, sharp-pointed, with a fine edge, and either curved or curved is used when an abscess is superficial and prominent; punc-turing the superimposed textu
The principles of surgery . l the high excitement of gumboil shall have passed away. The opening may be effected either by knife or by potassa fusa. Inthe great majority of cases the former is preferred, as less painful; moreexpeditious ; entailing no loss of substance; and less likely to exciteand maintain inflammation, which might extend and aggravate the ori-ginal mischief. The preferable form of cutting instrument is thebistoury, sharp-pointed, with a fine edge, and either curved or curved is used when an abscess is superficial and prominent; punc-turing the superimposed textures at their lowest and most dependentpoint, traversing the cavity of the abscess as far as may be deemedrequisite for free evacuation, emerging from a puncture opposite to thatwhereby entrance was effected, and then by a rapid withdrawal of theinstrument dividing the parts interposed between the points of entranceand exit. Or the process may be reversed. The straight bistoury, on the other hand, is used when the surface is. TREATMENT AFTER INCISION. 189 The point is held perpendicular Fig. 32.
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