The Dental cosmos . the simple reason that by directingthe cold water directly upon the sensitive parts the patient infeeling the pain from the water does not get time to think ofthat from the grinding, and the friction from the wheel soonwarms the tooth enough to take away the pain from the coldwater, and by the time the grinding begins to hurt I am have yet to find the first patient for whom I could not grinddown the teeth as far as was necessary. This method willpass muster with the plan of driving out live nerves with apiece of orange-wood and a hammer, and I can safely say thato
The Dental cosmos . the simple reason that by directingthe cold water directly upon the sensitive parts the patient infeeling the pain from the water does not get time to think ofthat from the grinding, and the friction from the wheel soonwarms the tooth enough to take away the pain from the coldwater, and by the time the grinding begins to hurt I am have yet to find the first patient for whom I could not grinddown the teeth as far as was necessary. This method willpass muster with the plan of driving out live nerves with apiece of orange-wood and a hammer, and I can safely say thatonce practiced they will both be found to fill the bill. Anattachment for the spittoons for this purpose, with a stop-cock,could be arranged to regulate the flow of water.—Emory , , Aspen, Col. Ready-Made Contour Crowns of Amalgam.—Dr. Joseph Arkovy, ofBudapest, Hungary, provides bicuspid and molar crowns in a variety of sizes,of well-shaped, completely contoured forms made of amalgam ready for im-. HINTS AND QUERIES. mediate adaptation to large carious cavities or to replace entirely lost tooth-crowns. After properly preparing the cavity or root, an impression is takenand the contoured crown cut with saw and file to fit the cavity or root mar-gins, due attention being given to the articulation, and allowance made for thefilling between joints. Then some amalgam is mixed for filling the anchoragesin the cavity or root, and a little mercury rubbed on the joining surfaces of thecrown, which is pressed into place, trimmed at the joint with a very thin in-strument, and secured by ligature, wedge, or any convenient means until theuniting amalgam has fully set. Subsequent polishing completes the opera-tion.—W. An Ancient Extracting Instrument.—The illustration herewith pre-sented is of an extracting instrument belonging to the surgical case of thesurgeon of the Mayflower, the said surgeon having been one of the ances-tors of the Maupin family, of Virginia, in whi
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Keywords: ., bookauthor, bookcentury1800, bookdecade1890, booksubjectdentistry
