Back to results
US 5,474,756 AGranted
Method for imaging mammalian tissue using 1-substituted-1,4,7-tricarboxymethyl-1,4,7,10-tetraazacyclododecane and analogs
AssigneeBracco International B.V.
InventorsMichael F. Tweedle, Glen T. Gaughan, James J. Hagan
Life of this patent
Estimating the term…
Abstract
A method for imaging mammalian tissue utilizing a non-ionic complex of a paramagnetic ion of lanthanide element and a macrocyclic chelating agent.
Claims3
In a method for imaging mammalian tissue which comprises subjecting the patient to magnetic resonance imaging wherein said patient has been administered orally, intrathecally or intravenously an effective amount of a contrast agent which is a stable complex of a paramagnetic ion of a lanthanide element and a tetraazacyclo compound, the improvement wherein said complex is charge neutral in aqueous solution.
Dependencies are inferred from the claim text.