Usage examples for perforation

  1. It was not long before he gave up the practice of medicine entirely, led to the step by the sad death of a friend, who, while under his care, suffered from perforation of the intestines, followed by peritonitis. – Makers of Modern Medicine by James J. Walsh
  2. The ordinary dagger would have made a wider perforation with a corresponding increase in the blood- flow. – The Shrieking Pit by Arthur J. Rees
  3. This is the perforation of the 1870 series and of most of the U. S. stamps. – History of the Postage Stamps of the United States of America by John Kerr Tiffany
  4. Stone in the bladder is fortunately rare in the cow, but when present it should be removed to obviate crushing and perhaps perforation of the organ during calving. – Special Report on Diseases of Cattle by U.S. Department of Agriculture J.R. Mohler
  5. The size and shape of the containing pockets in the battery plates or elements and the degree of their perforation were matters that received many years of close study and experiment; indeed, there is still to- day constant work expended on their perfection, although their present general form was decided upon several years ago. – Edison, His Life and Inventions by Frank Lewis Dyer and Thomas Commerford Martin
  6. The reprints have the same perforation and, notwithstanding the circular, were issued both without the gum and with the white stiff gum noticed above. – History of the Postage Stamps of the United States of America by John Kerr Tiffany
  7. It appears to be the case that most films on the surface of water show this tendency to perforation, which may be due to inequalities in the thickness of the film, or in the distribution of the strain to which it is subjected. – Liquid Drops and Globules, their Formation and Movements by Chas. R. Darling
  8. When perforation of the sole has occurred, with the attendant formation of pus and necrosis of the os pedis, it is doubtful whether treatment of any kind is advisable. – Diseases of the Horse's Foot by Harry Caulton Reeks
  9. The skull has a complete bony orbit, and the zygomatic arch is also complete, but with a small elongated perforation; the muzzle attenuated, except in T. Ellioti; ears oval; the stomach possesses a caecum or blind gut; the eyes are large and prominent, and the tail bushy, like that of a squirrel; the toes are five in number, with strong claws; the shank- bones are not united as in the hedgehogs. – Natural History of the Mammalia of India and Ceylon by Robert A. Sterndale
  10. Elephants are said to be afflicted with tooth- ache; their tushes have likewise been found with symptoms of internal perforation by some parasite, and the natives assert that, in their agony, the animals have been known to break them off short. – Sketches of the Natural History of Ceylon by J. Emerson Tennent
  11. The stem or receptacle is hollow through the center, and this hollow opens out at the end so that there is a rounded perforation through the upper portion of the pileus. – Studies of American Fungi. Mushrooms, Edible, Poisonous, etc. by George Francis Atkinson
  12. A small hollow is carved out of some protruding ornament to serve as the bowl of the pipe, and from the further end a perforation is drilled to connect with this. – Tobacco; Its History, Varieties, Culture, Manufacture and Commerce by E. R. Billings
  13. He perceived that discretion was necessary to preserve the rest of his precious skin from future perforation. – The Heart of the Range by William Patterson White
  14. So I took the baby boy soon after his birth, and put him in a narrow cradle provided with a tin tube running down through a perforation in the little bed, binding and tying him down, and wrapping and girding him about from his shoulders to his heels, so that he was stiff and unmovable, excepting his head, which rolled and wriggled about from right to left, with the rocking of the cradle, this rocking being deemed necessary for the purpose of inducing sleep and silence in the child. – The Women of the Arabs by Henry Harris Jessup
  15. When the tape thus made ready is run rapidly through a transmitting machine, electrical contact occurs wherever there is a perforation, permitting the current from the battery to flow into the line and thus transmit signals correspondingly. – Edison, His Life and Inventions by Frank Lewis Dyer and Thomas Commerford Martin
  16. A narrow perforation in the mew, Which bears because of me the title of Famine, And in which others still must be locked up, Had shown me through its opening many moons Already, when I dreamed the evil dream Which of the future rent for me the veil. – Divine-Comedy-Longfellow-s-Translation-Complete by Dante Alighieri
  17. If the perforation persists and causes trouble by allowing food to pass into the nose, or by giving a nasal tone to the voice, it may be closed by an operation on the same principle as that performed for cleft palate, or an obturator may be fitted to occlude the opening. – Manual of Surgery Volume Second: Extremities--Head--Neck. Sixth Edition. by Alexander Miles Alexis Thomson
  18. Gangrene may take place in from four to six days, when perforation of the bowel may occur and death result in a short time. – Special Report on Diseases of Cattle by U.S. Department of Agriculture J.R. Mohler
  19. Strips of ten stamps adhering, forming a vertical row from the sheet, and showing a double perforation along the sides are also exhibited. – History of the Postage Stamps of the United States of America by John Kerr Tiffany