| 释义 |
DictionarySeefilmspot film
spot film[′spät ‚film] (medicine) A small, highly collimated radiograph of an anatomic part, usually obtained in conjunction with fluoroscopy. spot film
film [film] 1. a thin layer or coating.2. a thin sheet of material (e.g., gelatin, cellulose acetate) specially treated for use in photography or radiography; used also to designate the sheet after exposure to the energy to which it is sensitive.bite-wing film an x-ray film with a protruding tab to be held between the upper and lower teeth, used for a radiograph" >bite-wing radiograph of oral structures.gelatin film, absorbable a sterile, nonantigenic, absorbable, water-insoluble coating used as an aid in surgical closure and repair of defects in the dura mater and pleura and as a local hemostatic.spot film a radiograph of a small anatomic area obtained either by rapid exposure during fluoroscopy to provide a permanent record of a transiently observed abnormality, or by limitation of radiation passing through the area to improve definition and detail of the image produced. See also radiography" >spot-film radiography.x-ray film film sensitized to x-rays, either before or after exposure. Cross-sectional view of radiographic film. The bulk of the film is the base. The emulsion contains the diagnostic information. From Bushong, 2001.spot filma radiograph made during the course of an examination under fluoroscopic control, with a device attached to the fluoroscope. |