Index: leahi_dialin/ui/td_messaging.py
===================================================================
diff -u -r13a6078e8966028a4798323291c3b76fd592af6b -r661cc038c9950ea40d358a8207b24f74db640693
--- leahi_dialin/ui/td_messaging.py	(.../td_messaging.py)	(revision 13a6078e8966028a4798323291c3b76fd592af6b)
+++ leahi_dialin/ui/td_messaging.py	(.../td_messaging.py)	(revision 661cc038c9950ea40d358a8207b24f74db640693)
@@ -1346,21 +1346,27 @@
                                             payload=payload)
         self.can_interface.send(message, 0)
 
-    def td_duration_validate_response(self, vRejectionReason: int, vDuration: int, vUFVolume: float, vUFRate: float):
+    def td_duration_validate_response(self, vRejectionReason: int,
+                                            vDuration: int,  
+                                            vHeparinDuration: int,
+                                            vUFVolume: float, 
+                                            vUFRate: float):
         """
         the duration validate response message method(Msg ID: 0x84, 132)
         Args:
             @param vRejectionReason     (int)   : response rejection reason,
                                                   if rejection reason is 0, then accepted (0) will be sent,
                                                   otherwise rejected (1)
             @param vDuration            (int)   : treatment duration (min)
-            @param vUFVolume            (float)   : UF volume goal (mL)
-            @param vUFRate              (float)   : UF rate (L/hr)
+            @param vHeparinDuration     (int)   : heparin duration (min)
+            @param vUFVolume            (float) : UF volume goal (L)
+            @param vUFRate              (float) : UF rate (L/hr)
         @return: None
         """
         payload  = conversions.integer_to_bytearray(1 if vRejectionReason == 0 else 0   )
         payload += conversions.integer_to_bytearray(vRejectionReason                    )
         payload += conversions.integer_to_bytearray(vDuration                           )
+        payload += conversions.integer_to_bytearray(vHeparinDuration                    )
         payload += conversions.float_to_bytearray(vUFVolume                             )
         payload += conversions.float_to_bytearray(vUFRate                               )