Medtronic has secured expanded FDA approval for 10 of its biventricular pacemakers -- the Consulta CRT-P and CRT-D, Brava CRT-D, Syncra CRT-P, Concerto II CRT-D, Viva XT CRT-D and S CRT-D, Protecta CRT-D and XT CRT-D, and Maximo II CRT-D systems. The devices can now be used for patients with atrioventricular block requiring right-ventricular pacing, as well as those with moderate systolic heart failure.

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