Cardiopulmonary bypass is a surgical procedure that uses a machine to perform the functions of the heart and lungs. It enables a surgeon to open and repair the heart without interrupting its essential ...

The Zephyr valve is a device that can improve breathing in people with emphysema, one of the two most common types of chronic obstructive pulmonary disease (COPD). The valve received approval by the ...

Maxillofacial surgery describes a broad category of procedures involving the mouth, jaw, or lower face. It can help to treat a range of conditions and is sometimes done to prepare the mouth for dental ...