File:Dental chair;The anatomy, physiology and pathology of the human teeth(1844).jpg

Identifier: 101284708.nlm.nih.gov
Title: The anatomy, physiology and pathology of the human teeth : with the most approved methods of treatment : including operations, and the method of making and setting artificial teeth, with thirty plates
Year: 1844 (1840s)
Authors: Goddard, Paul B. (Paul Beck), 1811-1866 Parker, Joseph E Duval, Peter S., 1804 or 5-1886, lithographer Foote, Albert E., 1846-1895, former owner. DNLM
Subjects: Dentistry Tooth Tooth, Artificial
Publisher: Philadelphia : Carey and Hart
Contributing Library: U.S. National Library of Medicine
Digitizing Sponsor: Open Knowledge Commons, U.S. National Library of Medicine

View Book Page: Book Viewer
About This Book: Catalog Entry
View All Images: All Images From Book
Click here to view book online to see this illustration in context in a browseable online version of this book.

Text Appearing Before Image:
by means of d. The perforated arc supporting the back, (see figure 7.) e. The seat rising and falling, (see figure 4.) /. The button, by pressing which the seat is let down, (see e. figure 4.) g. The base of the chair. h. The screw which enables the operator to remove the arms. i. Holes for fastening a stool. 3. Birds-eye view of the chair. a. The seat. b. b. The arms. c. The perforated arc. 4. View of the chair from beneath, to show the ratchet and clicks which support theseat at any desirable height. a. Pieces of wood to which the ratchets are screwed. b. b. Springs pressing on the clicks. c. c. Clicks or catches holding by the ratchets. d. Links connecting them to a common centre, so that they may be moved simultaneously. e. e. Rod going out from the links, and terminating in a button at the extremity. 5. Front view of seat, with the fringe removed, and the clicks detached. 6. Catch and spring to support the head-piece. a. The catch. b. Piece screwed to the head-board. Il<lli ?/
Text Appearing After Image:
fll,laJelphia..PuJ>lL:,h,d by Col • t. J, U«rt.fS Du„oLL.l.,ir yhil r EXPLANATION OF PLATE XXL—Continued. 217 c. Spring. d. Ratchet screwed to the back. Part of the perforated arc, for the support of the back. a. Part of the arc. b. Flute key-catch dropping into the holes in the arc. c. Plate carrying the catch and screwed to the solid part of the chair, as seen at fi2:ure 2. 8. Dentists spittoon. S 00 PLATE XXII. (From Nature.) INSTRUMENTS USED IN THE OPERATION OF PLUGGING. 1, 2, 3. Pluggers for pressing in the foil. 4. Rose drill. 5. Common drill. 6. Burnisher. 7. Small burnisher. 8. Burnisher. 9. 10. Drills of an improved form.11, 12. Rose drills. 13 to 19. Excavators for cutting out the decayed and softened ivorj. s^ FicLle ZZ. ,> $. in \ 13 ii»<»«jiMI88Wiim»g^^

Note About Images