Search for cardiovascular technology books from eBook Central (formerly ebrary) using the search box.
You can also search the library catalog. You can limit your results to e-books, sort your results by copyright and go to the end of the list and work backward.
Some suggested search terms are:
Cardiovascular system — Diseases
Heart — Diseases
Cardiac intensive care
Cardiovascular Physiological Phenomena
Cardiopulmonary system — Mathematical models
Cardiopulmonary system — Computer simulation