Index: dialin/hd/institutional_record.py
===================================================================
diff -u -r9192a00f5054666725049057dc55f965a416ef63 -r358ec45f9bef2d8dc1bfa6d7ab621a61c5ae67e3
--- dialin/hd/institutional_record.py	(.../institutional_record.py)	(revision 9192a00f5054666725049057dc55f965a416ef63)
+++ dialin/hd/institutional_record.py	(.../institutional_record.py)	(revision 358ec45f9bef2d8dc1bfa6d7ab621a61c5ae67e3)
@@ -23,7 +23,6 @@
     _DEFAULT_MAX_DIALYSATE_FLOW_MLPM =              600
     _DEFAULT_MIN_TX_DURATION_MIN =                  60
     _DEFAULT_MAX_TX_DURATION_MIN =                  480
-    _DEFAULT_HEPARIN_ENABLE =                       1
     _DEFAULT_MIN_STOP_HEP_DISP_BEFORE_TX_END_MIN =  0
     _DEFAULT_MAX_STOP_HEP_DISP_BEFORE_TX_END_MIN =  480
     _DEFAULT_MIN_SALINE_BOLUS_VOLUME_ML =           100
@@ -295,7 +294,6 @@
                  'max_dialysate_flow_mlpm': ['<i', self._DEFAULT_MAX_DIALYSATE_FLOW_MLPM],
                  'min_tx_duration_min': ['<i', self._DEFAULT_MIN_TX_DURATION_MIN],
                  'max_tx_duration_min': ['<i', self._DEFAULT_MAX_TX_DURATION_MIN],
-                 'heparin_enable': ['<i', self._DEFAULT_HEPARIN_ENABLE],
                  'min_stop_heparin_disp_before_tx_end_min': ['<i', self._DEFAULT_MIN_STOP_HEP_DISP_BEFORE_TX_END_MIN],
                  'max_stop_heparin_disp_before_tx_end_min': ['<i', self._DEFAULT_MAX_STOP_HEP_DISP_BEFORE_TX_END_MIN],
                  'min_saline_bolus_volume_ml': ['<i', self._DEFAULT_MIN_SALINE_BOLUS_VOLUME_ML],