Other factors that affect liquid flow rate include the liquid's viscosity and density, and the friction of the liquid in contact with the pipe. Direct measurements of liquid flows can be made with positive-displacement flowmeters. These units divide the liquid into specific increments and move it on.
And while the number of people dying while waiting for an organ transplant has decreased from 614 in 2011 to 469 in 2014, there have still been 195 individualsâ deaths this year after patients failed to find a donation in time.
A growing crisis in organ transplantation and an aging population have driven a search for new and alternative therapies. There are approximately 90,000 patients in the US transplant-waiting list. In addition there are a wide array of major unmet medical needs which might be addressed by regenerative technologies.