. >> for some of his patients like 44-year-old sandra aguilar, this is a second chance at life. ♪ >> suffers from a debilita debilitating position, and has been waiting for a heart since last december. [ speaking spanish ] >> sandra decided to participate in a study, which is designed to compare the outcome of patients who receive hearts through the organ care system against patients who get their hearts transported on ice. >> the patients you were talking to, to participate in this trial, how have they responded to that? >> once they fully understand the concept, why don't you guys come up with this sooner? >> to date, eight out of ten available donor hearts never make it to a patient in need for a variety of factors, including distance between hospitals. this would preserve the hearts in a more optimal environment. >> we feel very confident in the organ care system to double the heart transplant volume. >> while the founder and transmetics, the company that came up with the organ care system, the eureka moment came while training as surgeon. >> the heart is just thrown in a plastic