Specification of James Clarkson : securing artificial teeth.

  • Clarkson, James.
Date:
1874
Catalogue details

Licence: Public Domain Mark

Credit: Specification of James Clarkson : securing artificial teeth. Source: Wellcome Collection.

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    Clarkson’s Improvements in Securing Artificial Teeth. Figure 5 a. Mineral tooth moulded from natural, side view. „ 5b. Mineral tooth „ „ back view. Space between the dotted lines shows where it is often desirable to carry the fastenings. Figure 6a. Shows convenient shape for front tooth fastening. 5 „ 6&. Shows convenient shape for molar fastening. “The dotted lines show where the plate ought to be turned over.” Figure 7 a. Side view of a front tooth made according to this Inven¬ tion. It will be seen that the tooth might be ground 10 as far as the bulge c without weakening the tooth as regards its fastening. Figure 7 &. Shows a back view of the same tooth. Figure Sa. A side view of tooth according to this Invention with a lateral pin, which besides acting as a fastening is useful 15 for slightly soldering a band thereto for adjustment in the mouth. Figure 8&. Shows a back view of the same. Figure 9a. Side view of front tooth according to this Invention with wire and projecting tags. 20 Figure 9&. Back view of the same. Figure 10 **. Side view of front tooth with two wires passing through. „ 10Back view of the same. Figure 11 a. Molar tooth with lateral plate fastening, side view. 25 „ 117j. The same with projecting wire. Figure 12a. Side view of molar tooth with wire and two tags or three. „ 12Side view of molar tooth with two wires. Figure 13. Alveolar processes of two bicuspid teeth showing the 30 junction. Figure 14. Same as Figure 13, only the dotted lines include the junction and a segment of each process.