So now somebody can get an artificial hip and they can live for many decades with it and have almost full function of that hip over that period of time.

所以现在患者可以使用人造髋关节,再活上几十年,而且几乎和正常人没一点差别

耶鲁公开课 - 生物医学工程探索课程节选

This particular one down here, this portion here is a heart/lung machine and this is a machine that can take over the function of a patient's heart and lungs during the period when they're undergoing open heart surgery, for example.

下面这是一个特别的设备,这一块是,心肺机,这台机器能够,在病人接受心脏手术的时候,替代病人的,心脏和肺的功能

耶鲁公开课 - 生物医学工程探索课程节选

Perhaps even worse, they fall and hurt themselves and are unable to fully function for a period of time and they are caught without medical insurance.

FORBES: Who Do You Think Is Benefitting From Medicaid? You May Be Surprised

Replacement hearts that are currently available are too large to fit into folks without "large chest cavities" (including most women), and due to the vast quantity of moving parts, aren't guaranteed to function for an extended period of time.

ENGADGET: HeartMate II: the pulse-free artificial heart

While a 2006 French study found that people with diets high in beta-carotene had a slower decline in lung function over an eight-year period, heavy smokers and drinkers may not benefit.

CNN: Vitamin E may protect lungs