Index: firmware/App/Controllers/BloodFlow.h
===================================================================
diff -u -rd91a24c730aeb5cd7e3eba9ef4eca78e442911f8 -r2acda0ccdd00334bec87bfbe61c4e78e867925de
--- firmware/App/Controllers/BloodFlow.h	(.../BloodFlow.h)	(revision d91a24c730aeb5cd7e3eba9ef4eca78e442911f8)
+++ firmware/App/Controllers/BloodFlow.h	(.../BloodFlow.h)	(revision 2acda0ccdd00334bec87bfbe61c4e78e867925de)
@@ -32,7 +32,10 @@
 // ********** public definitions **********
 
 #define MAX_BLOOD_FLOW_RATE                 500             ///< Maximum blood flow rate (in mL/min).
-#define MIN_BLOOD_FLOW_RATE                 100             ///< Minimum blood flow rate (in mL/min).
+#define MIN_BLOOD_FLOW_RATE                 100             ///< Minimum blood flow rate (in mL/min).
+#define SALINE_BOLUS_FLOW_RATE              150             ///< Saline bolus flow rate (in mL/min).
+
+#define VOLUME_PER_BP_MOTOR_REV_ML          0.2             ///< Theoretical volume (mL) of blood/saline volume per motor revolution.
 
 // ********** public function prototypes **********
 
@@ -43,7 +46,10 @@
 BOOL setBloodPumpTargetFlowRate( U32 flowRate, MOTOR_DIR_T dir, PUMP_CONTROL_MODE_T mode );
 void signalBloodPumpHardStop( void );
 void signalBloodPumpRotorHallSensor( void );
-BOOL homeBloodPump( void );
+BOOL homeBloodPump( void );
+U32  getBloodPumpMotorCount( void );
+U32  getBloodPumpRotorCount( void );
+BOOL isBloodPumpRunning( void );
 
 SELF_TEST_STATUS_T execBloodFlowTest( void );