Flemma said that a reliable mechanical device was needed for the thousands of patients who die while awaiting human heart transplants.弗莱玛说有成千上万的病人在等待做心脏移植手术时死去了，因此需要一台性能可靠的机械设备。They invested in new machinery and equipment, but even then the business was still losing money.他们投资买了新的机械设备，但即使那样生意还是赔钱。