Ultrasonic contrast agent comprising carbohydrate particles

  • US 5,670,135 A
  • Filed: 05/22/1995
  • Issued: 09/23/1997
  • Est. Priority Date: 12/21/1983
  • Status: Expired due to Fees
First Claim
Patent Images

1. A method of contrast enhanced ultrasonic diagnostic imaging comprising administering to a subject a contrast enhancing amount of spheres or particles comprising a matrix of a carbohydrate or derivative thereof enclosing a contrast agent which reflects sound waves, and generating an ultrasound image.

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