Exhibit 21

|                                                        |  |                      |                           | 
|------------------------------------------------------- |  | -------------------- | ------------------------- | 
|Medtronic, Inc. and Subsidiaries                        |  | As of April 24, 2009
|                                                        |  |                     
|Company                                                 |  |                      | Jurisdiction of Formation | 
|                                                        |  |                     
|7157240
 Canada Inc.                                    |  | Canada              
|Ablation
 Frontiers BVBA                                |  | Belgium             
|Ablation
 Frontiers L.L.C.                              |  | Delaware            
|Arterial
 Vascular Engineering Canada, Company          |  | Nova Scotia         
|Arterial
 Vascular Engineering Netherlands Holding B.V. |  | Netherlands         
|Arterial
 Vascular Engineering UK Limited               |  | United
 Kingdom     
|AVECOR
 Cardiovascular Limited                          |  | England,
 Wales     
|B.V.
 Medtronic FSC                                     |  | Netherlands         
|Cardiotron
 G.m.b.H.                                    |  | Germany             
|Carmel
 Biosensors Ltd.                                 |  | Israel              
|CorMedica
 Corporation                                  |  | Delaware            
|CryoCath
 Europe B.V.                                   |  | Netherlands         
|Fondazione
 Medtronic Italia                            |  | Italy               
|Fundacion
 Medtronic Aula Miguel Servet                 |  | Spain               
|IGN AB                                                  |  | Sweden              
|IGN GmbH                                                |  | Germany             
|India
 Medtronic Private Limited                        |  | India               
|Kyphon
 Americas, Inc.                                  |  | Delaware            
|Kyphon
 Australia Pty Ltd.                              |  | Australia           
|Kyphon
 Cayman Ltd.                                     |  | Cayman
 Islands     
|Kyphon GmbH
 (Austria)                                  |  | Austria             
|Kyphon
 Iberica, S.L.                                   |  | Spain               
|Kyphon
 Ireland Ltd.                                    |  | Ireland             
|Kyphon
 Ireland Research Holding                        |  | Ireland             
|Kyphon
 Italia S.R.L.                                   |  | Italy               
|Kyphon
 Nippon K.K.                                     |  | Japan               
|Kyphon South
 Africa (Proprietary) Ltd.                 |  | South Africa        
|Kyphon Sàrl                                             |  | Switzerland         
|Kyphon UK
 Limited                                      |  | United
 Kingdom     
|MG
 Biotherapeutics LLC                                 |  | Delaware            
|Magnolia
 Medical, LLC                                  |  | Delaware            
|Medical
 Education Y.K.                                 |  | Japan               
|Medtronic
 (Africa) (Proprietary) Limited               |  | South Africa        
|Medtronic
 (Schweiz) A.G. (Medtronic (Suisse) S.A.)     |  | Switzerland         
|Medtronic
 (Shanghai) Ltd.                              |  | China               
|Medtronic
 (Taiwan) Ltd.                                |  | Taiwan              
|Medtronic
 (Thailand) Limited                           |  | Thailand            
|Medtronic
 A/S                                          |  | Denmark             
|Medtronic
 Ablation Frontiers LLC                       |  | Delaware            
|Medtronic
 Ablation Reorganization LLC                  |  | Delaware            
|Medtronic AF
 Acquisition LLC                           |  | Delaware            
|Medtronic AF
 Luxembourg S.a.r.l.                       |  | Luxembourg          
|Medtronic
 Aktiebolag                                   |  | Sweden              
|Medtronic
 Angiolink, Inc.                              |  | Delaware            
|Medtronic
 Asia, Ltd.                                   |  | Minnesota           
|Medtronic
 Australasia E.S.P. Company Pty. Limited      |  | Australia           
|Medtronic
 Australasia Pty. Limited                     |  | New South
 Wales    
|Medtronic
 B.V.                                         |  | Netherlands         
|Medtronic
 Bakken Research Center B.V.                  |  | Netherlands         
|Medtronic
 Belgium S.A./N.V.                            |  | Belgium             

---

|                                                                    |  |                 |                           | 
|------------------------------------------------------------------- |  | --------------- | ------------------------- | 
|Company                                                             |  |                 | Jurisdiction of Formation | 
|                                                                    |  |                
|Medtronic
 Bio-Medicus, Inc.                                        |  | Minnesota      
|Medtronic
 CV, LLC                                                  |  | Delaware       
|Medtronic CV
 Luxembourg S.a.r.l.                                   |  | Luxembourg     
|Medtronic CV
 Reorganization LLC                                    |  | Delaware       
|Medtronic
 China, Ltd.                                              |  | Minnesota      
|Medtronic
 Comercial Ltda.                                          |  | Brazil         
|Medtronic
 CoreValve LLC                                            |  | Delaware       
|Medtronic
 CryoCath Inc.                                            |  | Canada         
|Medtronic
 CryoCath LP                                              |  | Canada         
|Medtronic
 CryoCath Technologies Inc.                               |  | Canada         
|Medtronic
 Czechia s.r.o.                                           |  | Czech
 Republic
|Medtronic
 Danmark A/S                                              |  | Denmark        
|Medtronic
 Europe BVBA/SPRL                                         |  | Belgium        
|Medtronic
 Europe Sàrl                                              |  | Switzerland    
|Medtronic
 Fabrication SAS                                          |  | France         
|Medtronic
 Finland Oy                                               |  | Finland        
|Medtronic
 France S.A.S.                                            |  | France         
|Medtronic
 Functional Diagnostics Zinetics, Inc.                    |  | Utah           
|Medtronic
 Functional Diagnostics, Inc.                             |  | New Jersey     
|Medtronic
 G.m.b.H.                                                 |  | Germany        
|Medtronic
 Hellas Medical Device Commercial S.A.                    |  | Greece         
|Medtronic
 Holding Switzerland G.m.b.H.                             |  | Switzerland    
|Medtronic
 Hungaria Kereskedelmi Kft                                |  | Hungary        
|Medtronic
 Ibérica S.A.                                             |  | Spain          
|Medtronic
 InStent (Israel) Ltd.                                    |  | Israel         
|Medtronic
 International Technology, Inc.                           |  | Minnesota      
|Medtronic
 International Trading Sàrl                               |  | Switzerland    
|Medtronic
 International Trading, Inc.                              |  | Minnesota      
|Medtronic
 International, Ltd.                                      |  | Delaware       
|Medtronic
 Interventional Vascular, Inc.                            |  | Massachusetts  
|Medtronic
 Ireland Limited                                          |  | Ireland        
|Medtronic
 Ireland Manufacturing Limited                            |  | Ireland        
|Medtronic
 Italia S.p.A.                                            |  | Italy          
|Medtronic
 Japan Co., Ltd.                                          |  | Japan          
|Medtronic
 Korea Co. Ltd.                                           |  | Korea          
|Medtronic
 LLC                                                      |  | Russia         
|Medtronic
 Latin America Inc. Sucursal Columbia                     |  | Columbian/Amer.
|Medtronic
 Latin America, Inc.                                      |  | Minnesota      
|Medtronic
 Lifelink MD, Inc.                                        |  | Delaware       
|Medtronic
 Limited                                                  |  | United
 Kingdom
|Medtronic
 Medical Appliance Technology and Service (Shanghai) Ltd. |  | China          
|Medtronic
 Medical Technology Ticaret Limited Sirketi               |  | Turkey         
|Medtronic
 Mediterranean SAL                                        |  | Beirut, Lebanon
|Medtronic
 Mexico S. de R.L. de C.V. (Tijuana)                      |  | Mexico         
|Medtronic
 Micro Motion Sciences, Inc.                              |  | Delaware       
|Medtronic
 MiniMed, Inc.                                            |  | Delaware       
|Medtronic
 Navigation Israel Ltd.                                   |  | Israel         
|Medtronic
 Navigation, Inc.                                         |  | Delaware       
|Medtronic
 New Zealand Limited                                      |  | New Zealand    
|Medtronic
 Norge AS                                                 |  | Norway         
|Medtronic
 Oesterreich G.m.b.H.                                     |  | Austria        
|Medtronic PS
 Medical, Inc.                                         |  | California     
|Medtronic
 Pacific Trading, Inc.                                    |  | Minnesota      
|Medtronic
 Physio-Control Limited                                   |  | United
 Kingdom

---

|                                                                       |  |                 |                           | 
|---------------------------------------------------------------------- |  | --------------- | ------------------------- | 
|Company                                                                |  |                 | Jurisdiction of Formation | 
|                                                                       |  |                
|Medtronic
 Poland Sp. z o.o.                                           |  | Poland         
|Medtronic
 Portugal - Comércio e Distribuiçao de Aparelhos Médicos Lda |  | Portugal       
|Medtronic
 Puerto Rico Operations Co.                                  |  | Cayman
 Islands
|Medtronic S.
 de R.L. de C.V. (Mexico City)                            |  | Mexico         
|Medtronic
 S.A.I.C.                                                    |  | Argentina      
|Medtronic
 Servicios S. de R.L. de C.V.                                |  | Mexico         
|Medtronic
 Singapore Operations Pte. Ltd.                              |  | Singapore      
|Medtronic
 Sofamor Danek (NZ) Limited                                  |  | New Zealand    
|Medtronic
 Sofamor Danek (UK) Ltd.                                     |  | England,
 Wales
|Medtronic
 Sofamor Danek Australia Pty. Ltd.                           |  | Australia      
|Medtronic
 Sofamor Danek Co., Ltd.                                     |  | Japan          
|Medtronic
 Sofamor Danek Deggendorf GmbH                               |  | Germany        
|Medtronic
 Sofamor Danek South Africa (Proprietary) Limited            |  | South Africa   
|Medtronic
 Sofamor Danek USA, Inc.                                     |  | Tennessee      
|Medtronic
 Sofamor Danek, Inc.                                         |  | Indiana        
|Medtronic
 Spinal and Biologics Europe BVBA                            |  | Belgium        
|Medtronic
 Spine International Holding Company                         |  | Cayman
 Islands
|Medtronic
 Spine LLC                                                   |  | Delaware       
|Medtronic
 Synectics Aktiebolag                                        |  | Sweden         
|Medtronic
 Trading NL BV                                               |  | Netherlands    
|Medtronic
 Transneuronix, Inc.                                         |  | Delaware       
|Medtronic
 Treasury International, Inc.                                |  | Minnesota      
|Medtronic
 Treasury Management, Inc.                                   |  | Minnesota      
|Medtronic
 Urinary Solutions, Inc.                                     |  | Ohio           
|Medtronic
 USA, Inc.                                                   |  | Minnesota      
|Medtronic
 VT, LLC                                                     |  | Delaware       
|Medtronic
 Vascular Connaught                                          |  | Ireland        
|Medtronic
 Vascular Galway Limited                                     |  | Ireland        
|Medtronic
 Vascular Holdings Limited                                   |  | Ireland        
|Medtronic
 Vascular, Inc.                                              |  | Delaware       
|Medtronic
 Ventor Technologies Ltd.                                    |  | Israel         
|Medtronic
 Vertelink, Inc.                                             |  | California     
|Medtronic
 VidaMed, Inc.                                               |  | Delaware       
|Medtronic
 Weigao Orthopaedic Device Company Ltd.                      |  | China          
|Medtronic
 World Trade Corporation                                     |  | Minnesota      
|Medtronic
 Xomed Instrumentation SAS                                   |  | France         
|Medtronic
 Xomed U.K. Limited                                          |  | United
 Kingdom
|Medtronic
 Xomed, Inc.                                                 |  | Delaware       
|Medtronic do
 Brasil Ltda.                                             |  | Brazil         
|Medtronic of
 Canada Ltd.                                              |  | Canada         
|Medtronic,
 Inc.                                                       |  | Minnesota      
|MiniMed
 Distribution Corp.                                            |  | Delaware       
|MiniMed Pty
 Ltd.                                                      |  | Australia      
|Ovum
 Ventures GmbH                                                    |  | Germany        
|Physio-Control
 International, Inc.                                    |  | Washington     
|Physio-Control
 Manufacturing, Inc.                                    |  | Washington     
|Physio-Control,
 Inc.                                                  |  | Washington     
|S.F.M.T.
 Europe B.V.                                                  |  | Netherlands    
|Sanatis GmbH                                                           |  | Germany        
|Setagon,
 Inc.                                                         |  | Delaware       
|Societe De
 Fabrication de Material Orthopedique En Abrege Sofamor     |  | France         
|SpinalGraft
 Technologies, LLC                                         |  | Tennessee      
|St. Francis
 Medical Technologies UK Limited                           |  | United
 Kingdom
|Transneuronix
 International GmbH                                      |  | Germany        

---

|                                                                          |  |                 |                           | 
|------------------------------------------------------------------------- |  | --------------- | ------------------------- | 
|Company                                                                   |  |                 | Jurisdiction of Formation | 
|                                                                          |  |                
|VidaMed
 International Limited                                            |  | United
 Kingdom
|Vitatron
 A.G.                                                            |  | Switzerland    
|Vitatron
 Belgium S.A./N.V.                                               |  | Belgium        
|Vitatron
 Czechia s.r.o.                                                  |  | Czech
 Republic
|Vitatron
 Denmark A/S                                                     |  | Denmark        
|Vitatron
 Finland Oy                                                      |  | Finland        
|Vitatron
 GmbH                                                            |  | Austria        
|Vitatron
 Holding B.V.                                                    |  | Netherlands    
|Vitatron
 Medical España, S.A.                                            |  | Spain          
|Vitatron
 Nederland B.V.                                                  |  | Netherlands    
|Vitatron
 Portugal - Comércio e Distribuição de Dispositivos Médicos, Lda |  | Portugal       
|Vitatron
 Sweden Aktiebolag                                               |  | Sweden         
|Vitatron
 U.K. Limited                                                    |  | United
 Kingdom
|Warsaw
 Orthopedic, Inc.                                                  |  | Indiana        

---