| 释义 |
fluoroscope|ˈfluːərəʊskəʊp|
[f. fluoro- + -scope.]
An apparatus which incorporates a fluorescent screen and is used in conjunction with an X-ray machine to produce a visible image of a body placed between the screen and the source of the rays. Hence fluoroˈscopic a., formed or done by means of a fluoroscope or fluoroscopy; pertaining to the fluoroscope or fluoroscopy; fluoroˈscopically adv.; fluoˈroscopy, the use of the fluoroscope; an examination by means of a fluoroscope.
1896Lancaster (Pa.) New Era 2 Apr. 2 He [sc. Edison] calls his instrument the Fluoroscope. 1896Boston Med. & Surg. Jrnl. 1 Oct. 336/1 A fluoroscopic examination of the heart. Ibid. 335/1 The constant motion of the heart and diaphragm interfere with the use of radiography but renders fluoroscopy all the more valuable. 1897Chem. News 24 Sept. 158/1 (heading) Photography of the fluoroscopic image. 1908Practitioner Sept. 437 Fluoroscopic examination of the thorax was also negative. 1940G. L. Clark Applied X-Rays (ed. 3) ix. 166 A typical unit for continuous fluoroscopic inspection of..food products on the conveyor belt. 1959Medicamundi V. 4 (heading) Fluoroscopically controlled cholangiography with the image intensifier. 1961A. Taylor X-Ray Metallogr. iii. 32 The smaller castings made from light alloys are usually examined for major defects by fluoroscopic inspection. 1970Nature 18 July 296/1 In many hospitals the records will be sufficiently accurate to determine the number of fluoroscopies per patient treated, as well as radiation dose per fluoroscopy. |