Objectives\ This study was designed to examine whether proximal isovelocity surface area method(PISA) is better than pressure half time method(PHT) in the measurement of mitral mechanical prosthetic orifice area(MPOA).
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- 目的探讨血流汇聚法(pisa法)与压差半降法(PHT法)测量机械二尖瓣口有效开放面积的准确性及可靠性。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries