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.
All repairs require the use of cardiopulmonary bypass, otherwise known as âthe heart-lung machine.â This permits the surgeon to safely open the left atrium and access the mitral valve in a relatively bloodless field. In most cases, the heart is also stopped for 1 to 2 hours to facilitate the repair.