Public Sub NAction( _
   ByVal classUID As String, _
   ByVal InstanceUID As String, _
   ByVal Action As Integer, _
   ByVal dataset As DicomDataSet _
) 

This method sends an N-ACTION request, using the quoted SOP Class and Instance UIDs, ActionID and DataSet.
In many cases, a dataset is not required, in which case an empty dataset should be used.

DicomConnection Object  | DicomConnection Members