Ottawa Heart Institute Research Corporation

This study tested whether a catheter-based procedure (ablation) is better than heart rhythm drugs at preventing painful shocks in people with an implantable defibrillator. Only 3 volunteers took part before the trial was stopped early, so no firm conclusions can be drawn. The goa…

This study tested whether taking rivaroxaban (a blood thinner) for 7 days after a heart catheterization through the wrist could prevent the wrist artery from becoming blocked. About 930 adults were planned, but the study was stopped early. The main goal was to see if the drug red…