Some methods and appliances in operative and mechanical dentistry / by R.P. Lennox.

  • Lennox, R. P.
Date:
1897
Catalogue details

Licence: Public Domain Mark

Credit: Some methods and appliances in operative and mechanical dentistry / by R.P. Lennox. Source: Wellcome Collection.

Provider: This material has been provided by University of Bristol Library. The original may be consulted at University of Bristol Library.

    18/136 (page 6)
    the counter rendering this easy. My hammer weighs 2^ lbs. One result of this method of swaging is that the lead counter is not spread to anything like the same extent as when the swaging is done on a block. In preparing a plate for swaging, I do not use a lead pattern, but cut a rough pattern in paper rather larger than EiG. 4. the required plate, the use of the clay as above described rendering this possible without difficulty. Time and trouble in the preliminai'y adjustment of the plate are thus saved. I may add that I have entirely given up the use of suction chambei's and all kindred devices, whether in gold or in vulcanite work; they are at all times harmful, and ultimately, by filling themselves with the soft tissues, become inoperative, the better made the chamber the worse the result.