The hospital charges an average of $2, 000 for open-heart surgery, compared with $20, 000-100, 000 in America, but its success rates are as good as in the best American hospitals.

医院体外循环心脏手术的平均费用为2000美元，相比而言美国的费用却为20000-100000美元。 但该医院的成功率却堪比美国最好的医院。

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BACKGROUND: -transcatheter aortic valve implantation is an alternative to open heart surgery in patients with aortic stenosis.

背景：除了心内直视手术，经导管主动脉瓣植入术是主动脉狭窄患者的替代治疗方案。

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On the condition that medical treatment is inefficacious, an open heart surgery should be performed.

在内科治疗无效的情况下，则需要进行手术干预。

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It's been seven months since Max's last surgery -- an open heart pulmonary valve replacement -- and he has been cleared for all activities by his doctors.

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He holds a patent on a solution that can preserve organs and one on an aortic valve that can be implanted without highly invasive open-heart surgery.

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Natalie Camarata, Memorial Hermann's digital marketing manager, told Mashable the plan to live tweet the operation was hatched following the open-heart surgery, which was viewed an estimated 125 million times through Twitter, Storify and media coverage.

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