diff --git a/netforce_clinic/layouts/clinic_dialyzer_form.xml b/netforce_clinic/layouts/clinic_dialyzer_form.xml
index a2d9cc7..90e67cd 100644
--- a/netforce_clinic/layouts/clinic_dialyzer_form.xml
+++ b/netforce_clinic/layouts/clinic_dialyzer_form.xml
@@ -28,5 +28,6 @@
     </foot>
     <related>
         <field name="pickings" click_action="view_picking"/>
+        <field name="hd_cases" readonly="1"/>
     </related>
 </form>
diff --git a/netforce_clinic/layouts/clinic_nurse_form.xml b/netforce_clinic/layouts/clinic_nurse_form.xml
index 18ec503..e7c3ef8 100644
--- a/netforce_clinic/layouts/clinic_nurse_form.xml
+++ b/netforce_clinic/layouts/clinic_nurse_form.xml
@@ -15,6 +15,7 @@
                 <field name="expiry_card"/>
                 <field name="birthday"/>
                 <field name="department_id"/>
+                <field name="categ_id"/>
             </group>
             <group span="6" columns="1">
                 <field name="picture"/>
diff --git a/netforce_clinic/models/dialyzer.py b/netforce_clinic/models/dialyzer.py
index 85a57a2..9e405a1 100644
--- a/netforce_clinic/models/dialyzer.py
+++ b/netforce_clinic/models/dialyzer.py
@@ -9,6 +9,7 @@ class Dialyzer(Model):
     _audit_log=True
     _name_field="number"
     _multi_company=True
+    
     _fields={
         "number": fields.Char("Number",required=True,search=True),
         "description": fields.Text("Description",search=True),
@@ -28,6 +29,7 @@ class Dialyzer(Model):
         "patient_id": fields.Many2One("clinic.patient","Patient"),
         "visit_id": fields.Many2One("clinic.visit","Visit"),
         "hd_case_id": fields.Many2One("clinic.hd.case","HD Case"),
+        "hd_cases": fields.One2Many("clinic.hd.case","dlz_id","HD Case"), #TODO funtion to get hd case
     }
 
     def _get_number(self,context={}):
diff --git a/netforce_clinic/models/hd_case.py b/netforce_clinic/models/hd_case.py
index 08744e3..cbddf46 100644
--- a/netforce_clinic/models/hd_case.py
+++ b/netforce_clinic/models/hd_case.py
@@ -72,6 +72,7 @@ class HDCase(Model):
         'pay_date': fields.Date("Pay Date"),
         'pay_account_id': fields.Many2One("account.account","Account"),
         'payment_id': fields.Many2One("account.payment","Payment"), # for print
+        'dlz_id': fields.Many2One("clinic.dialyzer","Dialyzer"), # for link
     }
 
     def _get_number(self,context={}):
@@ -134,6 +135,7 @@ class HDCase(Model):
         line["bid_flow_rate"]=dialyzer.bid_flow_rate
         line["ultrafittration"]=dialyzer.ultrafittration
         line["state"]=dialyzer.state
+        data['dlz_id']=dialyzer.id
         return data
 
     def onchange_patient(self,context={}):
diff --git a/netforce_clinic/models/hd_case_line.py b/netforce_clinic/models/hd_case_line.py
index 49025da..c6aa611 100644
--- a/netforce_clinic/models/hd_case_line.py
+++ b/netforce_clinic/models/hd_case_line.py
@@ -10,7 +10,7 @@ class Hdcaseline(Model):
         "uom_id": fields.Many2One("uom","UOM",required=True,search=True),
         "price":fields.Float("Price"),
         "amount":fields.Float("Amount"),
-        "type": fields.Selection([("fee","Fee"),("other","Other")],"Type",required=True),
+        "type": fields.Selection([("fee","Fee"),("other","Other"),("service","Service")],"Type",required=True),
     }
     
     _defaults={
diff --git a/netforce_clinic/models/nurse.py b/netforce_clinic/models/nurse.py
index 2ccf50f..0f3af7e 100644
--- a/netforce_clinic/models/nurse.py
+++ b/netforce_clinic/models/nurse.py
@@ -44,6 +44,7 @@ class Nurse(Model):
         "user_id": fields.Many2One("base.user","User"),
         'picture': fields.File("Picture"),
         'note': fields.Text("Note"),
+        'categ_id': fields.Many2One("product.categ","Category"),
     }
 
     def _get_number(self,context={}):
diff --git a/netforce_clinic/models/visit.py b/netforce_clinic/models/visit.py
index 585aad1..20a2fa1 100644
--- a/netforce_clinic/models/visit.py
+++ b/netforce_clinic/models/visit.py
@@ -90,9 +90,6 @@ class Visit(Model):
     }
     _order="id desc"
 
-    def get_dialyzer(self):
-        return
-
     def confirm(self,ids,context={}):
         obj=self.browse(ids[0])
         number=obj.number
@@ -119,7 +116,9 @@ class Visit(Model):
             'dialyzers': [],
             'state': 'draft',
             }
-
+        
+        # search dialyzer and count automatically
+        # search Nurse with category
         products=get_model("product").search_browse([['code','=','FEE']])
         for product in products:
             vals['lines'].append(('create',{
diff --git a/netforce_clinic/todo.txt b/netforce_clinic/todo.txt
index 623c265..881e19b 100644
--- a/netforce_clinic/todo.txt
+++ b/netforce_clinic/todo.txt
@@ -1,7 +1,5 @@
-===
-    - skip holiday
-        -> mum
-    - 
+====
+    find dialyzer automatic after confirm visit
 ====
     - import data
         - payment