Real-world results suggest narrowing the coronary sinus with the Reducer (Neovasc) stent may provide durable relief for patients with refractory angina unsuitable for further revascularization ...

Device implantation was successful in 98.6% of patients, with two failures in patients with unfavorable coronary sinus anatomy.

Banai S et al. (2007) Coronary sinus reducer stent for the treatment of chronic refractory angina pectoris: a prospective, open-label, multicenter, safety feasibility first-in-man study.

An implantable device that narrows the coronary sinus appears to be a good option for patients with refractory angina who are not candidates for further revascularization, real-world results from a ...

Anh DJ et al. (2006) Early human experience with use of a deflectable fiberoptic endocardial visualization catheter to facilitate coronary sinus cannulation. Heart Rhythm 3: 875–878 ...