For example, these systems and methods test the functionality of a medical device without utilizing an artificial lung or controlling pressure and {HEAD ~ flow} monitored by {TAIL ~ the medical device} and without making any hardware changes to the medical device 
For example , these systems and methods test the functionality of a medical device without utilizing an artificial lung or controlling pressure and { HEAD ~ flow } monitored by { TAIL ~ the medical device } and without making any hardware changes to the medical device
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH