Index: sources/gui/qml/main.qml
===================================================================
diff -u -r9048646630717f980a852df54349805ba63773e0 -r9bd436782039b50ac45eb38f561a36706517271b
--- sources/gui/qml/main.qml	(.../main.qml)	(revision 9048646630717f980a852df54349805ba63773e0)
+++ sources/gui/qml/main.qml	(.../main.qml)	(revision 9bd436782039b50ac45eb38f561a36706517271b)
@@ -193,16 +193,11 @@
 
     VTreatmentBloodFlow                                 { id: vTreatmentBloodFlow                                   }
     VTreatmentVitals                                    { id: vTreatmentVitals
-        interval    : vTreatmentCreate.bloodPressureMeasureInterval
-        enableDialog:  vTDOpMode.inTreatment && vTDTreatmentStates.txTreatment
-        // As long as UI is in In-Tx BP/HR is updated and the dialog will pop up on interval.
-        onEnableDialogChanged : {
-            if ( vTreatmentVitals.enableDialog ) {
-                vTreatmentVitals.doTimerStart()
-            }
-            else {
-                vTreatmentVitals.doTimerStop()
-            }
+        interval        : vTreatmentCreate.bloodPressureMeasureInterval
+        canStartInterval: vTreatmentCreate.parametersConfirmed
+        onCanStartIntervalChanged : {
+            if ( vTreatmentVitals.canStartInterval )    { vTreatmentVitals.doTimerStart()   }
+            else                                        { vTreatmentVitals.doTimerStop()    }
         }
     }