carat(redirected from Coronary Angioplasty and Rotablator Atherectomy Trial)
Also found in: Dictionary, Thesaurus, Legal, Encyclopedia, Wikipedia.
CARATA trial comparing immediate and late Rotablator results using either large burrs for maximum debulking (debulking strategy) or small burrs to modify lesion compliance (modification strategy).
Major acute coronary events (MACE) at 6 months.
Lesion modification with small burrs achieves similar immediate lumen enlargement and late target-vessel revascularisation as aggressive debulking, with fewer angiographic complications.
n a standard of fineness of gold, 24 carats being taken as expressing absolute purity.