A - Human Necessities – 61 – K
Patent
A - Human Necessities
61
K
A61K 49/00 (2006.01) A61K 49/22 (2006.01)
Patent
CA 2138010
The invention concerns contrasting agents for use in ultrasonic diagnostic, the contrasting agents consisting of gas-containing microparticles with shells made of polycyanoacrylates or polyesters of .alpha. -,.beta.-, or .gamma.- hydroxycarboxylic acids. The invention also concerns a method of producing such contrasting agents.
Fritzsch Thomas
Hamacher Esther
Heldmann Dieter
Luders Frank
Siegert Joachim
Marks & Clerk
Schering Aktiengesellschaft
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