Glossary of Terms
Below is a glossary of frequently used terms that relate to Boston Scientific's products and related procedures.
A procedure in which radiofrequency energy is delivered through an intracardiac catheter to effectively heat the heart tissue and render it electrically inactive. Used to treat tachyarrhythmias.
Symptoms experienced when the heart muscle is not receiving adequate oxygen (may include chest, arm or back pain, shortness of breath).
An X-ray of blood vessels filled with contrast media; a diagnostic procedure is generally referred to as an angiogram.
A less-invasive treatment of the coronary arteries to open blocked arterial vessels. Also known as percutaneous transluminal coronary angioplasty (PTCA) or percutaneous coronary intervention (PCI).
Any variation from a normal heartbeat. It can be an abnormality either of the rate, the regularity or site of impulse origin or the sequence of activation. A slow heart rate is a bradyarrhythmia and a fast heart rate is a tachyarrhythmia.