diff --git a/netforce_clinic/models/hd_case.py b/netforce_clinic/models/hd_case.py
index 49d418f..02b86fc 100644
--- a/netforce_clinic/models/hd_case.py
+++ b/netforce_clinic/models/hd_case.py
@@ -1412,6 +1412,11 @@ class HDCase(Model):
                     'state': 'not_available',
                 })
             set_active_user(user_id)
+        if 'lines' in vals.keys():
+            if not vals['lines']:
+                print("lines is empty will update it now...")
+                patient_id=obj.patient_id.id
+                vals=self.get_staff_line(vals,patient_id)
         self.function_store(ids)
         super().write(ids,vals,**kw)
         obj=self.browse(ids)[0]
diff --git a/netforce_clinic/models/visit.py b/netforce_clinic/models/visit.py
index 391adce..6e10816 100644
--- a/netforce_clinic/models/visit.py
+++ b/netforce_clinic/models/visit.py
@@ -186,7 +186,7 @@ class Visit(Model):
             }
 
         st=get_model("clinic.setting").browse(1)
-        if st.find_dlz:
+        if st.find_dlz and not obj.hd_cases: # force to remove
             dialyzer=self.get_dlz(obj.id)
             if dialyzer:
                 vals['dialyzers'].append(('create',dialyzer))