MCP HEART LUNG MACHINE MAQUET TYPE HL-20 PRE TEST & POST TEST

Which is the picture of the heart lung machine

What is the heart lung machine used for :

What is the Heart Lung Machine Maquet type :

Who runs the heart lung machine during operation :

Who can do the maintainance of heart lung machine :

Which is the picture of the Single Roller Pump (Heart Lung Machine)

Which is the picture of the Twin Roller Pump (Heart Lung Machine)

Which is the picture of the System Control Panel(Heart Lung Machine)

If the pressure is "too high/ too low" automatically the pump is stop pumping, but the perfusion want the pump still pumping, what should we do?

Which one the device can measure the actual pressure in Heart Lung Machine HL-20?