The Roentgen rays in medicine and surgery as an aid in diagnosis and as a therapeutic agent; designed for the use of practitioners and students (1903) (14571685327)

Identifier: roentgenraysinme00will (find matches)

Title: The Roentgen rays in medicine and surgery as an aid in diagnosis and as a therapeutic agent; designed for the use of practitioners and students

Year: 1903 (1900s)

Authors: Williams, Francis H. (Francis Henry), 1852-1936

Subjects: Radiotherapy Radiography Radiography, Thoracic

Publisher: New York : The Macmillan Company London, Macmillan & Co., ltd.

Contributing Library: University of California Libraries

Digitizing Sponsor: Internet Archive

Text Appearing Before Image:

Fig. Another cut showing cervical vertebrae and position of some of the parib in liuiit ofthem. In the negative much more detail can be seen than in the cut. The box containing the X-ray tube is seen beneath the stretcher,separated from the patient by an aluminum screen, which is grounded,as suggested by Tesla. The target of the vacuum tube in the case of afractured leg or hand, for instance, is not placed, of course, under themedian line, but directly under the point to be photographed. The sameprinciple for finding the proper position which is described on page 66,however, applies in this case. A line with weights on either end is thrown 92 THE ROENTGEN RAYS IN MEDICINE AND SURGERY over the body and across the part to be photographed, forming two phimb-lines, a line joining which would be at right angles to the length of the

Text Appearing After Image:

stretcher. Next, the distance between the metal washer (see page 8/)and the plumb-line near it against the stretcher is measured, and is METHODS OF EXAMINATION 93 found to be x centimetres. The physician then sights from plumb-Hne to plumb-line to obtain the line on which the tube should be placed,and finds the exact point on this line for the target by measuring off onit X centimetres, using the end of the plumb-line hanging over the sideof the stretcher, near the metal washer, as a starting-point. The targetis thus brought directly under the metal washer. The curtain seen in the background of the picture hangs in front ofthe machine in order that the apparatus may not excite the apprehen-sions of the patient. There is no noise to disturb the patient, as thestatic machine is noiseless unless the spark-gap is used, and if the tubeis such that the use of the spark-gap is not required, the heart soundscan be listened to and heard while the apparatus is in motion. (SeeChapter II, page 17

Рентгеновские лучи в медицине и хирургии как помощь в диагностике 1903 г. книжные иллюстрации лекарство Рентгеновский рентгеновские лучи медицинское оборудование хирургия изображения из интернет-архива ботанические иллюстрации

1903

University of California

http://commons.wikimedia.org/

public domain