The Advanced Level Of Heart Lung Machine Is The Stockert S3 Machine. This Perfusion Machine Is Very Easy To Operate And Can Be Customized Easily By An Individual. This Machine Is Built Perfectly To Fit In A Good Working Environment And It Can Be Handled Only By Perfusionists. meridian Medical Inc. Offers You The Best Used And Refurbished Stockert S3 Heart Lung Machine With Advanced Configurations And Rigid Construction. These Machines Are Flexible And Reliable In Operation Satisfying All The Medical Attributes.