Gas-containing microcapsules useful as contrast agents for diagn

Details Gas-containing microcapsules useful as contrast agents for diagn Gas-containing microcapsules useful as contrast agents for diagn

1998-01-12

2000-08-29

Dees, Jose G.

Drug, bio-affecting and body treating compositions

In vivo diagnosis or in vivo testing

Ultrasound contrast agent

424489, 424499, 264 41, 264 43, 4272133, 42721331, 42721333, 42721335, A61K 4904, A61K 950, B01J 1302

Patent

active

061104442

ABSTRACT:
Gas-containing microcapsules useful as imaging agents, e.g. as ultrasound contrast agents, may be prepared by forming a dispersion of gas microbubbles in an aqueous medium comprising a solution or dispersion of a wall-forming material and subsequently inducing direct microencapsulation of these microbubbles by the wall-forming material.

REFERENCES:
patent: 5147631 (1992-09-01), Glajch et al.
patent: 5505932 (1996-04-01), Grinstaff et al.
patent: 5648095 (1997-07-01), Illum et al.
patent: 5718884 (1998-02-01), Klaveness et al.

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