Lectures on the operations of surgery : and on diseases and accidents requiring operations . order to prevent entanglement of the point, a little pellet of bees-waxmay be put upon it; but, by dextrous management, the instrumentmay be slid sufficiently far under the integument without any suchguard. Then, again, when there are counter-openings, a blunt-pointed bistoury may be used, straight or curved, as may seem mostsuitable. Care should be taken in the fashioning of the point of Fig. this instrument, that it may be made to cut or not, according to theinclination of the handle. In enlargin
Lectures on the operations of surgery : and on diseases and accidents requiring operations . order to prevent entanglement of the point, a little pellet of bees-waxmay be put upon it; but, by dextrous management, the instrumentmay be slid sufficiently far under the integument without any suchguard. Then, again, when there are counter-openings, a blunt-pointed bistoury may be used, straight or curved, as may seem mostsuitable. Care should be taken in the fashioning of the point of Fig. this instrument, that it may be made to cut or not, according to theinclination of the handle. In enlarging the openings of abscesses,or dilating sinuses, it will prove very useful. It may be made tocut by raising the handle from the surface, the skin being madetense, or if there is any portion of the coverings thinned, this maybe opened previously by the application of a pointed bit of causticpotass, or by the use of a sharp-pointed knife. The probe point ofthe bistoury is then brought out at this point, and by a slidingmotion the superimposed integument is cut to the requisite extent. 22 HEMORRHAGE. This instrument you will find come into use in various operations,those for fistula, hernia, &c. A grooved probe is sometimes usedas a guide for these blunt or sharp-pointed knives. But a surgeon,after he has had some practice on the living body, and acquireddexterity, soon learns to dispense with the director, as it is called,in a great measure. Incisions are made of various forms a
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