Felt Gallery PTFE Teflon Felt Pledget for Cardiovascular Surgery PTFE Teflon Felt Pledget for Cardiovascular Surgery PTFE Teflon Felt Strip for Cardiovascular Surgery Polyester Dacron Felt Strip for Cardiovascular Surgery PTFE Teflon Felt for Cardiovascular Surgery PTFE Teflon Felt for Cardiovascular Surgery Polyester Dacron Cardiovascular Felt Polyester Dacron Cardiovascular Felt PTFE Teflon - Polyester Dacron Composite Cardiovascular Felt PTFE Teflon - Polyester Dacron Composite Cardiovascular Felt