Place the sweet potatoes on a microwave-safe plate and microwave for 5-10 minutesâfive minutes to cook one sweet potato in the microwave, and add two minutes for each additional potatoârotating them halfway through.
The Ross procedure (or pulmonary autograft) is a cardiac surgery operation where a diseased aortic valve is replaced with the patient's own pulmonary valve. A pulmonary allograft (valve taken from a cadaver) is then used to replace the person's own pulmonary valve. The Ross procedure (or pulmonary autograft) is a cardiac surgery operation where a diseased aortic valve is replaced with the patient's own pulmonary valve.
Definition. 1  Heart valve replacement is a surgical procedure during which surgeons remove a damaged valve from the heart and substitute a healthy one. 2  Four valves direct blood to and from the body through the heart: the aortic valve, the pulmonic valve, the tricuspid valve, and the mitral valve.