EXHIBIT 21.1

ENTITIES OF ADVANCED MEDICAL OPTICS, INC.



|                   |  |                                                  |  |                           
|------------------ |  | ------------------------------------------------ |  | --------------------------
|NAME OF SUBSIDIARY |  | PLACE OF INCORPORATION OR ORGANIZATION          
|                   |  |                                                 
|1.                 |  | AMO Development, LLC                             |  | United States (Delaware)  
|                   |  |                                                 
|2.                 |  | AMO Holdings, Inc.                               |  | United States (Delaware)  
|                   |  |                                                 
|3.                 |  | AMO Manufacturing USA, LLC                       |  | United States (Delaware)  
|                   |  |                                                 
|4.                 |  | AMO Nominee Holdings, LLC                        |  | United States (Delaware)  
|                   |  |                                                 
|5.                 |  | AMO Sales and Service, Inc.                      |  | United States (Delaware)  
|                   |  |                                                 
|6.                 |  | AMO Spain Holdings, LLC                          |  | United States (Delaware)  
|                   |  |                                                 
|7.                 |  | AMO U.K. Holdings, LLC                           |  | United States (Delaware)  
|                   |  |                                                 
|8.                 |  | AMO US Holdings, Inc.                            |  | United States (Delaware)  
|                   |  |                                                 
|9.                 |  | AMO USA Sales Holdings, Inc.                     |  | United States (Delaware)  
|                   |  |                                                 
|10.                |  | AMO USA, LLC.                                    |  | United States (Delaware)  
|                   |  |                                                 
|11.                |  | Integrated Surgical Solutions, LLC               |  | United States (Delaware)  
|                   |  |                                                 
|12.                |  | Quest Vision Technology, Inc.                    |  | United States (California)
|                   |  |                                                 
|13.                |  | AMO WaveFront Sciences, LLC.                     |  | United States (New Mexico)
|                   |  |                                                 
|14.                |  | Advanced Medical Optics Australia Pty Ltd.       |  | Australia                 
|                   |  |                                                 
|15.                |  | AMO Belgium BVBA                                 |  | Belgium                   
|                   |  |                                                 
|16.                |  | AMO Canada Company                               |  | Canada                    
|                   |  |                                                 
|17.                |  | AMO Global Holdings                              |  | Cayman Islands            
|                   |  |                                                 
|18.                |  | AMO Ireland                                      |  | Cayman Islands            
|                   |  |                                                 
|19.                |  | AMO Puerto Rico Manufacturing, Inc.              |  | Cayman Islands            
|                   |  |                                                 
|20.                |  | VISX                                             |  | Cayman Islands            
|                   |  |                                                 
|21.                |  | AMO (Hangzhou) Co., Ltd.                         |  | China                     
|                   |  |                                                 
|22.                |  | AMO (Shanghai) Medical Devices Trading Co., Ltd. |  | China                     
|                   |  |                                                 
|23.                |  | AMO Denmark ApS                                  |  | Denmark                   
|                   |  |                                                 
|24.                |  | AMO France SAS                                   |  | France                    
|                   |  |                                                 
|25.                |  | AMO Germany GmbH                                 |  | Germany                   
|                   |  |                                                 
|26.                |  | AMO Asia Limited                                 |  | Hong Kong                 
|                   |  |                                                 
|27.                |  | Advanced Medical Optics India Private Limited    |  | India                     
|                   |  |                                                 
|28.                |  | Allergan Trading International Limited           |  | Ireland                   
|                   |  |                                                 
|29.                |  | AMO Ireland Export Ltd.                          |  | Ireland                   
|                   |  |                                                 
|30.                |  | AMO International Holdings                       |  | Ireland                   
|                   |  |                                                 
|31.                |  | AMO Ireland Finance                              |  | Ireland                   
|                   |  |                                                 
|32.                |  | AMO Regional Holdings                            |  | Ireland (Non Resident)    
|                   |  |                                                 
|33.                |  | AMO Italy SrL                                    |  | Italy                     
|                   |  |                                                 
|34.                |  | AMO Japan KK                                     |  | Japan                     
|                   |  |                                                 
|35.                |  | AMO Malta Limited                                |  | Malta                     
|                   |  |                                                 
|36.                |  | AMO Netherlands BV                               |  | Netherlands               
|                   |  |                                                 
|37.                |  | AMO Groningen B.V.                               |  | Netherlands               
|                   |  |                                                 
|38.                |  | Advanced Medical Optics Norway ASA               |  | Norway                    
|                   |  |                                                 
|39.                |  | AMO Singapore Pte. Ltd.                          |  | Singapore                 
|                   |  |                                                 
|40.                |  | Advanced Medical Optics Spain S.L.               |  | Spain                     



---

|    |  |                                    |  |               
|--- |  | ---------------------------------- |  | --------------
|    |  |                                   
|41. |  | AMO Manufacturing Spain, S.L.      |  | Spain         
|    |  |                                   
|42. |  | Advanced Medical Optics Norden AB  |  | Sweden        
|    |  |                                   
|43. |  | Advanced Medical Optics Uppsala AB |  | Sweden        
|    |  |                                   
|44. |  | AMO Switzerland GmbH               |  | Switzerland   
|    |  |                                   
|45. |  | AMO United Kingdom, Ltd.           |  | United Kingdom