| 摘要 |
<p>This invention is a cardioplegia delivery device (10) for providing variable ratio delivery of blood and cardioplegia solution to a patient. The device includes separate pumps (16, 18) for crystalloid and blood. A heat exchanger control circuit is provided which includes a heater (114) and an ice bath (88) for warming or cooling the cardioplegia fluid delivered to the patient. The heat exchanger control circuit includes a priming circuit which may be used to purge air bubbles from the circuit.</p> |
