Patent · US Expired

Non-toxic brominated perfluorocarbons radiopaque agents

US3975512A · kind A · utility

75Cited by
6References
13Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 26, 1974
Grant dateAug 17, 1976
Priority date—
Expiry dateAug 26, 1994

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61K49/0461
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Non-toxic bromofluorocarbon radiopaque agents are disclosed. Certain monobrominated acyclic fluorocarbons, e.g., CF.sub.3 (CF.sub.2).sub.6 CF.sub.2 Br, are improved non-toxic radiopaque agents useful in diagnostic roentgenology, for example in visualizing the gastrointestinal tract, the tracheobronchial tree, the alveolar spaces or parenchyma of the lung, the spleen, the urinary bladder and ureters, the common bile duct and its radicals, the pancreatic ducts, the blood vessels, etc.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.