at sechenov moscow university, peppa was given a new heart device. valve, it is made from a donor pericardium, the membrane that surrounds the heart. patient for surgery selected by weight, according to scientists, the dna of pigs and humans coincides by almost 98%. we have the same structure of internal organs, blood composition and general mechanisms of the body. we were able to calculate what an ideal native sash should be like. as a result, we were able to develop the size of the valve, which can be and... the main problem of valves already existing on the market is the deposition of calcium in the walls of the arteries, the human body does not accept foreign... the pericardium or pericardial sac is a strong formation of connective tissues, they surround the heart on all sides, at sechenov university for several years now they have been creating valves from the biological tissue of the patients themselves right during surgery, now they want to produce canned food, pre-form valves from the membrane of healthy donors, freeze them in a special solution and transplant them. if everything in t