Glossary of Terms
Below is a glossary of frequently used terms that relate to Boston Scientific's products and related procedures.
50 percent or greater vessel re-occlusion.
Radiation treatment given by placing radioactive material directly in or near the target, which is often a tumor.
Procedures used to study the various functions of the heart. Using different techniques, the coronary arteries can be viewed by injecting dye or opened using balloon angioplasty.
Disease affecting the heart or blood vessels. Cardiovascular diseases include arteriosclerosis, coronary artery disease, heart valve disease, arrhythmia, heart failure, hypertension, orthostatic hypotension, endocarditis, diseases of the aorta and its branches, disorders of the peripheral vascular system, and congenital heart disease.
A thin plastic tube used to access various parts of the body, such as the coronary arteries. A treatment device – such as a stent – is often attached to the catheter.