×

X-ray diagnosis system for angiographic examination with device for the automatic tracking of a contrast medium

  • US 5,111,492 A
  • Filed: 07/01/1991
  • Issued: 05/05/1992
  • Est. Priority Date: 07/06/1990
  • Status: Expired due to Term
First Claim
Patent Images

1. A system of X-ray diagnosis for the angiographic examination of a patient, comprising a stand supporting an X-radiation source and a radiological image receiver cooperating with the source, a radiology table of the type including a panel mounted on a base, means to obtain relative shifts of the stand and of the panel, a device for the injection of a contrast medium into the patient'"'"'s circulatory system and a device for the acquisition of the images detected by the receiver so as to finally obtain a radiological image of a patient'"'"'s body, wherein said system further comprises means for detecting the progress of the contrast medium in the patient'"'"'s circulatory system and means responsive to said means for detecting for triggering, firstly, the relative shifting of the stand and of the panel in several positions and, secondly, the taking of the radiological image for these relative positions so that the radiological image obtained at each of these relative positions is recorded at an instant when the blood vessels of the zone, an image of which is recorded, show a significant concentration in contrast medium.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×