Index: leahi_dialin/common/msg_ids.py
===================================================================
diff -u -ra7e73b2d25806ea5742372124a7ae308753c7bfb -r94752123638e25dd446cc94728947c40cd0309a1
--- leahi_dialin/common/msg_ids.py	(.../msg_ids.py)	(revision a7e73b2d25806ea5742372124a7ae308753c7bfb)
+++ leahi_dialin/common/msg_ids.py	(.../msg_ids.py)	(revision 94752123638e25dd446cc94728947c40cd0309a1)
@@ -164,6 +164,9 @@
     MSG_ID_TD_RINSEBACK_PROGRESS = 0x8F
     MSG_ID_UI_RINSEBACK_CMD_REQUEST = 0x90
     MSG_ID_TD_RINSEBACK_CMD_RESPONSE = 0x91
+    MSG_ID_TD_BLOOD_PRIME_PROGRESS_DATA = 0x97
+    MSG_ID_UI_BLOOD_PRIME_CMD_REQUEST = 0x98
+    MSG_ID_TD_BLOOD_PRIME_CMD_RESPONSE = 0x99
     
     MSG_ID_DD_PISTON_PUMP_CONTROL_DATA = 0xF0
 
Index: leahi_dialin/ui/td_messaging.py
===================================================================
diff -u -r629840541ae05dc625a930120454d463a2fb3d51 -r94752123638e25dd446cc94728947c40cd0309a1
--- leahi_dialin/ui/td_messaging.py	(.../td_messaging.py)	(revision 629840541ae05dc625a930120454d463a2fb3d51)
+++ leahi_dialin/ui/td_messaging.py	(.../td_messaging.py)	(revision 94752123638e25dd446cc94728947c40cd0309a1)
@@ -504,7 +504,7 @@
                                             payload=payload)
 
         self.can_interface.send(message, 0)
-    
+
     def td_treatment_time(  self, 
                             tx_duration_s       : int , 
                             tx_elapsed_s        : int , 
@@ -595,6 +595,49 @@
 
         self.can_interface.send(message, 0)
 
+
+    def td_blood_prime_progress(self,
+                       target_volume     : float ,
+                       delivered_volume  : float ):
+        """
+        Broadcasts blood prime data (Msg ID: 0x97, 151)
+        Args:
+            @param target_volume    (float) : Target Volume
+            @param delivered_volume (float) : Delivered Volume
+        @return: None
+        """
+
+        if not self.can_enabled:
+            raise ValueError("CAN Interface is not enabled")
+
+        payload =  conversions.float_to_bytearray   (target_volume      )
+        payload += conversions.float_to_bytearray   (delivered_volume   )
+
+        message = CAN.DenaliMessage.build_message(
+            channel_id=CAN.DenaliChannels.td_sync_broadcast_ch_id,
+            message_id=msg_ids.MsgIds.MSG_ID_TD_BLOOD_PRIME_PROGRESS_DATA.value,
+            payload=payload)
+
+        self.can_interface.send(message, 0)
+
+
+    def td_blood_prime_cmd_response(self, vRejectionReason: int):
+        """
+        rinseback command response message (Msg ID: 0x99, 145)
+        Args:
+            @param vRejectionReason : (int) rejection reason
+        @return: None
+        """
+        payload  = conversions.integer_to_bytearray(1 if vRejectionReason == 0 else 0)
+        payload += conversions.integer_to_bytearray(vRejectionReason)
+
+        message = CAN.DenaliMessage.build_message(
+            channel_id=CAN.DenaliChannels.td_to_ui_ch_id,
+            message_id=msg_ids.MsgIds.MSG_ID_TD_BLOOD_PRIME_CMD_RESPONSE.value,
+            payload=payload)
+        self.can_interface.send(message, 0)
+
+
     def td_versions(self, major: int, minor: int, micro: int, build: int,
                         fpga_id: int, fpga_major: int, fpga_minor: int, fpga_lab: int,
                         compatibility_rev: int):