Contrast agents consisting of galactose particles

  • US 5,648,062 A
  • Filed: 06/05/1995
  • Issued: 07/15/1997
  • Est. Priority Date: 01/09/1992
  • Status: Expired due to Fees
First Claim
Patent Images

1. A contrast agent comprising water-soluble microparticles comprising a carbohydrate in admixture with a non-triglyceride non-surface active material, said contrast agent containing or generating microbubbles of sulphur hexafluoride or fluorinated low molecular weight hydrocarbons, and said non-triglyceride non-surface active material being less water-soluble than said carbohydrate.

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