Heart surgery may seem like a standard procedure in this modern age, however, there is always a danger that the patient’s blood may coagulate or clot too quickly, both of which could lead to life-threatening conditions. Coagulation is of particular concern during cardiovascular surgery as a clot can shut down the heart-lung machine used to circulate the patient’s blood. Presently, time-consuming blood tests must be … Continue reading Light beam replaces blood tests during human heart surgery.