diff --git a/lims_management/demo/z_analysis_demo.xml b/lims_management/demo/z_analysis_demo.xml
index 2dbe6ca..0117a16 100644
--- a/lims_management/demo/z_analysis_demo.xml
+++ b/lims_management/demo/z_analysis_demo.xml
@@ -19,25 +19,6 @@
             </field>
         </record>
 
-        <!-- Rangos de Referencia para Hemograma -->
-        <record id="range_hemograma_globulos_rojos_m" model="lims.analysis.range">
-            <field name="analysis_id" ref="analysis_hemograma"/>
-            <field name="gender">male</field>
-            <field name="age_min">18</field>
-            <field name="age_max">99</field>
-            <field name="min_value">4.5</field>
-            <field name="max_value">5.9</field>
-            <field name="unit_of_measure">millones/µL</field>
-        </record>
-        <record id="range_hemograma_globulos_rojos_f" model="lims.analysis.range">
-            <field name="analysis_id" ref="analysis_hemograma"/>
-            <field name="gender">female</field>
-            <field name="age_min">18</field>
-            <field name="age_max">99</field>
-            <field name="min_value">4.0</field>
-            <field name="max_value">5.2</field>
-            <field name="unit_of_measure">millones/µL</field>
-        </record>
 
         <!-- Análisis: Perfil Lipídico -->
         <record id="analysis_perfil_lipidico" model="product.template">
@@ -55,21 +36,6 @@
             </field>
         </record>
 
-        <!-- Rangos para Colesterol Total -->
-        <record id="range_colesterol_total" model="lims.analysis.range">
-            <field name="analysis_id" ref="analysis_perfil_lipidico"/>
-            <field name="min_value">0</field>
-            <field name="max_value">200</field>
-            <field name="unit_of_measure">mg/dL</field>
-        </record>
-
-        <!-- Rangos para Colesterol LDL -->
-        <record id="range_colesterol_ldl" model="lims.analysis.range">
-            <field name="analysis_id" ref="analysis_perfil_lipidico"/>
-            <field name="min_value">0</field>
-            <field name="max_value">100</field>
-            <field name="unit_of_measure">mg/dL</field>
-        </record>
 
         
         <!-- Análisis: Glucosa -->
diff --git a/lims_management/models/__init__.py b/lims_management/models/__init__.py
index 0a4252f..8e58433 100644
--- a/lims_management/models/__init__.py
+++ b/lims_management/models/__init__.py
@@ -2,7 +2,6 @@
 from . import analysis_parameter
 from . import product_template_parameter
 from . import parameter_range
-from . import analysis_range
 from . import product
 from . import partner
 from . import sale_order
diff --git a/lims_management/models/__pycache__/__init__.cpython-312.pyc b/lims_management/models/__pycache__/__init__.cpython-312.pyc
index 925a1d9..4830c5f 100644
Binary files a/lims_management/models/__pycache__/__init__.cpython-312.pyc and b/lims_management/models/__pycache__/__init__.cpython-312.pyc differ
diff --git a/lims_management/models/__pycache__/product.cpython-312.pyc b/lims_management/models/__pycache__/product.cpython-312.pyc
index 6f3e4b1..a8b31aa 100644
Binary files a/lims_management/models/__pycache__/product.cpython-312.pyc and b/lims_management/models/__pycache__/product.cpython-312.pyc differ
diff --git a/lims_management/models/analysis_range.py b/lims_management/models/analysis_range.py
deleted file mode 100644
index c527226..0000000
--- a/lims_management/models/analysis_range.py
+++ /dev/null
@@ -1,26 +0,0 @@
-# -*- coding: utf-8 -*-
-from odoo import models, fields
-
-class LimsAnalysisRange(models.Model):
-    _name = 'lims.analysis.range'
-    _description = 'Rangos de Referencia para Análisis Clínicos'
-
-    analysis_id = fields.Many2one(
-        'product.template', 
-        string="Análisis",
-        required=True,
-        ondelete='cascade'
-    )
-    gender = fields.Selection([
-        ('male', 'Masculino'),
-        ('female', 'Femenino'),
-        ('both', 'Ambos')
-    ], string="Género", default='both')
-    
-    age_min = fields.Integer(string="Edad Mínima", default=0)
-    age_max = fields.Integer(string="Edad Máxima", default=99)
-    
-    min_value = fields.Float(string="Valor Mínimo")
-    max_value = fields.Float(string="Valor Máximo")
-    
-    unit_of_measure = fields.Char(string="Unidad de Medida")
diff --git a/lims_management/models/product.py b/lims_management/models/product.py
index a60c044..c0a643b 100644
--- a/lims_management/models/product.py
+++ b/lims_management/models/product.py
@@ -22,12 +22,6 @@ class ProductTemplate(models.Model):
         string="Especificaciones Técnicas"
     )
 
-    value_range_ids = fields.One2many(
-        'lims.analysis.range',
-        'analysis_id',
-        string="Rangos de Referencia"
-    )
-    
     parameter_ids = fields.One2many(
         'product.template.parameter',
         'product_tmpl_id',
diff --git a/lims_management/security/ir.model.access.csv b/lims_management/security/ir.model.access.csv
index 00a5e97..36ea507 100644
--- a/lims_management/security/ir.model.access.csv
+++ b/lims_management/security/ir.model.access.csv
@@ -5,7 +5,6 @@ access_product_template_parameter_user,product.template.parameter.user,model_pro
 access_product_template_parameter_manager,product.template.parameter.manager,model_product_template_parameter,group_lims_admin,1,1,1,1
 access_lims_parameter_range_user,lims.parameter.range.user,model_lims_parameter_range,base.group_user,1,0,0,0
 access_lims_parameter_range_manager,lims.parameter.range.manager,model_lims_parameter_range,group_lims_admin,1,1,1,1
-access_lims_analysis_range_user,lims.analysis.range.user,model_lims_analysis_range,base.group_user,1,1,1,1
 access_sale_order_receptionist,sale.order.receptionist,sale.model_sale_order,group_lims_receptionist,1,1,1,0
 access_stock_lot_user,stock.lot.user,stock.model_stock_lot,base.group_user,1,1,1,1
 access_lims_test_user,lims.test.user,model_lims_test,base.group_user,1,1,1,1
diff --git a/lims_management/views/analysis_views.xml b/lims_management/views/analysis_views.xml
index d1a6e26..87df2f7 100644
--- a/lims_management/views/analysis_views.xml
+++ b/lims_management/views/analysis_views.xml
@@ -1,22 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <odoo>
     <data>
-        <!-- Vista de Lista para Rangos de Referencia -->
-        <record id="view_lims_analysis_range_tree" model="ir.ui.view">
-            <field name="name">lims.analysis.range.tree</field>
-            <field name="model">lims.analysis.range</field>
-            <field name="arch" type="xml">
-                <list string="Rangos de Referencia" editable="bottom">
-                    <field name="gender"/>
-                    <field name="age_min"/>
-                    <field name="age_max"/>
-                    <field name="min_value"/>
-                    <field name="max_value"/>
-                    <field name="unit_of_measure"/>
-                </list>
-            </field>
-        </record>
-
         <!-- Hereda la vista de formulario de producto para añadir la pestaña de Análisis -->
         <record id="view_product_template_form_lims" model="ir.ui.view">
             <field name="name">product.template.form.lims</field>
@@ -36,9 +20,6 @@
                                 <field name="technical_specifications"/>
                             </group>
                         </group>
-                        <separator string="Rangos de Referencia"/>
-                        <field name="value_range_ids"
-                               view_id="lims_management.view_lims_analysis_range_tree"/>
                         <separator string="Parámetros del Análisis"/>
                         <field name="parameter_ids"
                                context="{'default_product_tmpl_id': id}">