The results showed that during LHA (LA-Ao bypass) with the pump, CO and mAoP had no significant increase, DPTI and EVR increased notably, mLAP decreased significantly but LVESP had no marked decrease.

• 结果表明,气动泵行LA-AO左室辅助能够加大主动脉舒张压,降低左房压,但不能明显降低左室压。