Injuries and diseases of the jaws . g portions asunder and in proper relation to theupper jaw, so that the gap may be subsequently supplied byartificial means. I have found a wedge of the hard vul-canite, commonly used by dentists, most convenient for thepurpose, when accurately fitted to the teeth on the sideopposite to that on which the operation is to be holds the healthy portion of the lower jaw firmly, andthe wedge-shape keeps the mouth open for the administra-tion of food. Of course when a central portion of the jawis removed it would be necessary to have a framework onbot
Injuries and diseases of the jaws . g portions asunder and in proper relation to theupper jaw, so that the gap may be subsequently supplied byartificial means. I have found a wedge of the hard vul-canite, commonly used by dentists, most convenient for thepurpose, when accurately fitted to the teeth on the sideopposite to that on which the operation is to be holds the healthy portion of the lower jaw firmly, andthe wedge-shape keeps the mouth open for the administra-tion of food. Of course when a central portion of the jawis removed it would be necessary to have a framework onboth sides of the mouth. Though of slow growth under ordinary circumstances, afibrous tumour of the jaw, if irritated by the injudicious ap-plication of useless remedies with the view of producingabsorption of the growth, may assume enormous proportions,and destroy life by the irritation and continuous dischargeit gives rise to. A preparation in King^s College Museum,shows a fibrous tumour of large size, involving nearly the Fig. whole of the left side of the lower jaw. Its interior is hol-lowed out into a large cavity with sloughing walls, andthere is a large aperture communicating with it surroundedby healthy skin. The patient^s portrait, taken about sixweeks before her death, is seen in fig. 132, and the case will 286 TUMOURS OF THE LOWER JAW. be found in detail in the Appendix (Case XXIII.) The casewas evidently one of ordinary fibrous tumour dependingoriginally upon diseased teeth, -vrhich, by dint of incisionsand injections of iodine into the growth, followed by a setonintroduced through the skin, was brought into such a con-dition that upon the receipt of a blow it rapidly broughtthe patient to her death-bed. A remarkable and unique feature in connexion with SirWilliam Fergusson^s case of large tumour above referred to,is seen in fig. 133, which shows the front of the base of theskull of the patient. The long-continued pressure of thetumour of the lower jaw has given
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