I have tried to save the data in a .seq.mhd file via PLUS but when I try to import the file into Slicer as a Sequence Metafile it just crashes. Maybe you could have another look at the files?
https://www.dropbox.com/s/32he9eb4w0rcm4r/4DUS-Sequence-MHD.zip?dl=0
Do you reckon this is a problem with PLUS’ saving or Slicer’s importing?