The use of a PTFE membrane monocusp valve and a valve-sparing strategy prevents immediate PI and improves short-term clinical outcomes. PTFE membrane monocusp appears advantageous in preventing severe intermediate-term PI and facilitates the preservation of RV function.

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(1) in cardiac conditions, the RIC technology is twice as accurate as TIC; (2) the advantage of RIC is the use of peripheral rather than thoracic impedance signals, supported by correcting factors.

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