Index: leahi_dialin/td/modules/blood_flow.py
===================================================================
diff -u -rcd4a454309e537e52d2e5c064611ebf986cbe359 -rd28c8c54ba1f74adf348d1db6f5bfe034628c812
--- leahi_dialin/td/modules/blood_flow.py	(.../blood_flow.py)	(revision cd4a454309e537e52d2e5c064611ebf986cbe359)
+++ leahi_dialin/td/modules/blood_flow.py	(.../blood_flow.py)	(revision d28c8c54ba1f74adf348d1db6f5bfe034628c812)
@@ -44,20 +44,20 @@
             self.can_interface.register_receiving_publication_function(channel_id, msg_id,
                                                                        self._handler_blood_flow_sync)
         self.td_blood_flow_timestamp = 0.0
-        self.set_blood_flow_rate = 0
-        self.measured_blood_flow_rate = 0.0
-        self.measured_blood_pump_rotor_speed = 0.0
-        self.measured_blood_pump_speed = 0.0
-        self.measured_blood_pump_motor_current = 0.0
-        self.set_rpm = 0.0
-        self.rotor_count = 0
-        self.pres_blood_flow_rate = 0
-        self.rotor_hall_state = 0
+        self.h4_set_blood_flow_rate = 0
+        self.h4_measured_blood_flow_rate = 0.0
+        self.h4_measured_blood_pump_rotor_speed = 0.0
+        self.h4_measured_blood_pump_speed = 0.0
+        self.h4_measured_blood_pump_motor_current = 0.0
+        self.h4_set_rpm = 0.0
+        self.h4_rotor_count = 0
+        self.h4_pres_blood_flow_rate = 0
+        self.h4_rotor_hall_state = 0
 
 
-    @publish(["td_blood_flow_timestamp", "set_blood_flow_rate", "measured_blood_flow_rate", "measured_blood_pump_rotor_speed",
-              "measured_blood_pump_speed", "measured_blood_pump_motor_current", "set_rpm",
-              "rotor_count", "pres_blood_flow_rate", "rotor_hall_state"])
+    @publish(["td_blood_flow_timestamp", "set_blood_flow_rate", "h4_measured_blood_flow_rate", "h4_measured_blood_pump_rotor_speed",
+              "h4_measured_blood_pump_speed", "h4_measured_blood_pump_motor_current", "h4_set_rpm",
+              "h4_rotor_count", "h4_pres_blood_flow_rate", "h4_rotor_hall_state"])
     def _handler_blood_flow_sync(self, message, timestamp=0.0):
         """
         Handles published blood flow data messages.  Blood flow data are captured
@@ -86,15 +86,15 @@
         hal = struct.unpack('I', bytearray(
             message['message'][MsgFieldPositions.START_POS_FIELD_9:MsgFieldPositions.END_POS_FIELD_9]))
 
-        self.set_blood_flow_rate = tgt[0]
-        self.measured_blood_flow_rate = flow[0]
-        self.measured_blood_pump_rotor_speed = rotor[0]
-        self.measured_blood_pump_speed = speed[0]
-        self.measured_blood_pump_motor_current = mccurr[0]
-        self.set_rpm = rpm[0]
-        self.rotor_count = rot[0]
-        self.pres_blood_flow_rate = pres[0]
-        self.rotor_hall_state = hal[0]
+        self.h4_set_blood_flow_rate = tgt[0]
+        self.h4_measured_blood_flow_rate = flow[0]
+        self.h4_measured_blood_pump_rotor_speed = rotor[0]
+        self.h4_measured_blood_pump_speed = speed[0]
+        self.h4_measured_blood_pump_motor_current = mccurr[0]
+        self.h4_set_rpm = rpm[0]
+        self.h4_rotor_count = rot[0]
+        self.h4_pres_blood_flow_rate = pres[0]
+        self.h4_rotor_hall_state = hal[0]
         self.td_blood_flow_timestamp = timestamp
 
     def cmd_blood_flow_set_flow_rate_request(self, flow: int, mode: int = PUMP_CONTROL_MODE_CLOSED_LOOP) -> int: