The original artificial valve must be large enough for the new valve to fit inside.
最初的人工瓣膜必须足够大，以使新瓣膜可以放入其中。
There was nothing to fall back on so valvular surgery without an artificial valve - at least as a backup - was a very dangerous game to play.
所以，没有人造瓣膜的瓣膜手术是一个非常危险的游戏。
Children who had an artificial valve replacement may need to take anticoagulants (blood thinners) to prevent blood clots from forming on the artificial valve surfaces.
接受人造瓣膜置换的儿童需要服用抗凝药以防止血凝块在人造瓣膜表面上形成。
The procedure involves an artificial aortic valve, made from pieces of a cow's valve sewn to a metal frame.
该过程涉及到使用一只人工制作的主动脉瓣，它是由一个缝在金属框架里的牛的脉瓣制成的。
Examples include: food found to contain botulinum toxin, food with undeclared allergens, a label mix-up on a lifesaving drug, or a defective artificial heart valve.
例如：含有肉毒杆菌毒素的食品，含有未申报的过敏原的食物，抢救用药标签混乱，或有缺陷的人工心脏瓣膜。
PID parameters are seek to correct valve-controlled motor system., to reflect actual conditions truer dispersed artificial model is set up with valve-controlled motor for the example.
对阀控马达系统寻求PID控制参数进行校正，为了更加真实的反映实际情况，以阀控马达系统为例建立了离散仿真模型。
Objective To determine the surgical point and technique of artificial mechanical valve replacement in children with heart valve diseases.
目的：探讨儿童心脏瓣膜病的人工机械瓣膜置换手术要点及方法。
Objective: To sum up clinical experience of 256 cases patients over 65-year-old with artificial heart valve replacement surgery.
目的：总结256例65岁以上患者行人工心脏瓣膜置换手术的临床经验。
Department as long as the valves at the valve of the pressure changes in the design pressure range, without any artificial adjustment.
只要阀门处的压差变化在阀门的设计压力范围内，无需任何人为的调节。
Comparing with the traditional valve method, the artificial nerve network has advantages that setting up model fast, realization method simple and solution speed quick and so on.
相对于传统的数值方法，人工神经网络具有建模迅速、实现方法简单、求解速度快等优点。
The artificial cardiac valve which is being put into clinic practice has proofed satisfactory, though inadequately perfect This has much to do with their hemodynamic flow fields.
现在在临床上应用的人工心瓣，虽然是可用的，但是不完善的。
The artificial cardiac valve which is being put into clinic practice has proofed satisfactory, though inadequately perfect This has much to do with their hemodynamic flow fields.
现在在临床上应用的人工心瓣，虽然是可用的，但是不完善的。
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