DOI:
        10.1055/s-00000161
      
      
        The Journal of Knee Surgery
       
      
        
          
            Issue 07 · 
           Volume 30 · 
           September 2017
            
           
           DOI: 10.1055/s-007-34639  
          
          
        
  
  
  
  
    
      eFirst
     
  
  
  
    
      
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                            Special Focus Section 
                          
                          
                          
                          
                            
                          
                          
                            
                          
                          
                          
                            
                          
                          
                          
                          
  
  
    
      
        617
      
    
   
  
  
    
    
    
      
    
    
      
        
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
          
          
            
              
              Sodhi, Nipun; 
              
            
          
            
              
              Khlopas, Anton; 
              
            
          
            
              
              Newman, Jared M.; 
              
            
          
            
              
              Mont, Michael A.: 
              
            
          
       
    
    
    
    
      
      
        
      
      
        
        
        
      
    
    
      
    
    
    
    
    
    
    
      
    
   
 
                      
                          
                          
                          
                          
                          
                            
                          
                          
                            
                          
                          
                          
                          
                          
                          
  
  
    
      
        618
      
    
   
  
  
    
    
    
      
    
    
      
        
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
          
          
            
              
              McGinn, Tanner; 
              
            
          
            
              
              Chughtai, Morad; 
              
            
          
            
              
              Khlopas, Anton; 
              
            
          
            
              
              Grasmick, Paige; 
              
            
          
            
              
              Mullaji, Arun B.; 
              
            
          
            
              
              Harwin, Steven F.; 
              
            
          
            
              
              Bhave, Anil; 
              
            
          
            
              
              Mont, Michael A.: 
              
            
          
       
    
    
    
    
      
      
        
      
      
        
        
        
      
    
    
      
    
    
    
    
    
    
    
      
    
   
 
                      
                          
                          
                          
                          
                          
                            
                          
                          
                            
                          
                          
                          
                          
                          
                          
  
  
    
      
        622
      
    
   
  
  
    
    
    
      
    
    
      
        
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
          
          
            
              
              Gwam, Chukwuweike U.; 
              
            
          
            
              
              Mistry, Jaydev B.; 
              
            
          
            
              
              Delanois, Ronald E.; 
              
            
          
            
              
              Chughtai, Morad; 
              
            
          
            
              
              Khlopas, Anton; 
              
            
          
            
              
              Ramkumar, Prem N.; 
              
            
          
            
              
              Piuzzi, Nicolas S.; 
              
            
          
            
              
              Harwin, Steven F.; 
              
            
          
            
              
              Mont, Michael A.: 
              
            
          
       
    
    
    
    
      
      
        
      
      
        
        
        
      
    
    
      
    
    
    
    
    
    
    
      
    
   
 
                      
                          
                          
                          
                          
                          
                            
                          
                          
                            
                          
                          
                          
                          
                          
                          
  
  
    
      
        627
      
    
   
  
  
    
    
    
      
    
    
      
        
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
          
          
            
              
              Piuzzi, Nicolas S.; 
              
            
          
            
              
              Chughtai, Morad; 
              
            
          
            
              
              Khlopas, Anton; 
              
            
          
            
              
              Harwin, Steven F.; 
              
            
          
            
              
              Miniaci, Anthony; 
              
            
          
            
              
              Mont, Michael A.; 
              
            
          
            
              
              Muschler, George F.: 
              
            
          
       
    
    
    
    
      
      
        
      
      
        
        
        
      
    
    
      
    
    
    
    
    
    
    
      
    
   
 
                      
                          
                          
                          
                          
                          
                            
                          
                          
                            
                          
                          
                          
                          
                          
                          
  
  
    
      
        634
      
    
   
  
  
    
    
    
      
    
    
      
        
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
          
          
            
              
              Siqueira, Marcelo B. P.; 
              
            
          
            
              
              Chughtai, Morad; 
              
            
          
            
              
              Khlopas, Anton; 
              
            
          
            
              
              Gwam, Chukwuweike U.; 
              
            
          
            
              
              Mistry, Jaydev B.; 
              
            
          
            
              
              Yakubek, George A.; 
              
            
          
            
              
              Delanois, Ronald E.; 
              
            
          
            
              
              Mont, Michael A.: 
              
            
          
       
    
    
    
    
      
      
        
      
      
        
        
        
      
    
    
      
    
    
    
    
    
    
    
      
    
   
 
                      
                          
                          
                          
                          
                          
                            
                          
                          
                            
                          
                          
                          
                          
                          
                          
  
  
    
      
        639
      
    
   
  
  
    
    
    
      
    
    
      
        
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
          
          
            
              
              Genin, Jason; 
              
            
          
            
              
              Faour, Mhamad; 
              
            
          
            
              
              Ramkumar, Prem N.; 
              
            
          
            
              
              Yakubek, George; 
              
            
          
            
              
              Khlopas, Anton; 
              
            
          
            
              
              Chughtai, Morad; 
              
            
          
            
              
              Mont, Michael A.; 
              
            
          
            
              
              King, Dominic: 
              
            
          
       
    
    
    
    
      
      
        
      
      
        
        
        
      
    
    
      
    
    
    
    
    
    
    
      
    
   
 
                      
                          
                          
                          
                          
                          
                            
                          
                          
                            
                          
                          
                          
                          
                          
                          
  
  
    
      
        647
      
    
   
  
  
    
    
    
      
    
    
      
        
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
          
          
            
              
              Gwam, Chukwuweike U.; 
              
            
          
            
              
              Mistry, Jaydev B.; 
              
            
          
            
              
              Mohamed, Nequesha; 
              
            
          
            
              
              Chughtai, Morad; 
              
            
          
            
              
              Thomas, Melbin; 
              
            
          
            
              
              Mont, Michael A.; 
              
            
          
            
              
              Delanois, Ronald E.: 
              
            
          
       
    
    
    
    
      
      
        
      
      
        
        
        
      
    
    
      
    
    
    
    
    
    
    
      
    
   
 
                      
                          
                          
                            Original Article 
                          
                          
                          
                          
                            
                          
                          
                            
                          
                          
                          
                            
                          
                          
                          
                          
  
  
    
      
        652
      
    
   
  
  
    
    
    
      
    
    
      
        
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
          
          
            
              
              Blanke, Fabian; 
              
            
          
            
              
              Paul, Jochen; 
              
            
          
            
              
              Haenle, Maximilian; 
              
            
          
            
              
              Sailer, Jannes; 
              
            
          
            
              
              Pagenstert, Geert; 
              
            
          
            
              
              Wehren, Lutz von; 
              
            
          
            
              
              Vogt, Stephan; 
              
            
          
            
              
              Majewski, Martin: 
              
            
          
       
    
    
    
    
      
      
        
      
      
        
        
        
      
    
    
      
    
    
    
    
    
    
    
      
    
   
 
                      
                          
                          
                          
                          
                          
                            
                          
                          
                            
                          
                          
                          
                          
                          
                          
  
  
    
      
        659
      
    
   
  
  
    
    
    
      
    
    
      
        
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
          
          
            
              
              Cain, E. Lyle; 
              
            
          
            
              
              Fleisig, Glenn S.; 
              
            
          
            
              
              Ponce, Brent A.; 
              
            
          
            
              
              Boohaker, Hikel A.; 
              
            
          
            
              
              George, Martha P.; 
              
            
          
            
              
              McGwin, Gerald; 
              
            
          
            
              
              Andrews, James R.; 
              
            
          
            
              
              Lemak, Lawrence J.; 
              
            
          
            
              
              Clancy, William G.; 
              
            
          
            
              
              Dugas, Jeffrey R.: 
              
            
          
       
    
    
    
    
      
      
        
      
      
        
        
        
      
    
    
      
    
    
    
    
    
    
    
      
    
   
 
                      
                          
                          
                          
                          
                          
                            
                          
                          
                            
                          
                          
                          
                          
                          
                          
  
  
    
      
        668
      
    
   
  
  
    
    
    
      
    
    
      
        
          
            
              
            
          
            
              
            
          
            
              
            
          
          
          
            
              
              Mannan, Ashim; 
              
            
          
            
              
              Akinyooye, Deji; 
              
            
          
            
              
              Hossain, Fahad: 
              
            
          
       
    
    
    
    
      
      
        
      
      
        
        
        
      
    
    
      
    
    
    
    
    
    
    
      
    
   
 
                      
                          
                          
                          
                          
                          
                            
                          
                          
                            
                          
                          
                          
                          
                          
                          
  
  
    
      
        675
      
    
   
  
  
    
    
    
      
    
    
      
        
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
          
          
            
              
              Ruffilli, Alberto; 
              
            
          
            
              
              Castagnini, Francesco; 
              
            
          
            
              
              Traina, Francesco; 
              
            
          
            
              
              Corneti, Isabella; 
              
            
          
            
              
              Fenga, Domenico; 
              
            
          
            
              
              Giannini, Sandro; 
              
            
          
            
              
              Faldini, Cesare: 
              
            
          
       
    
    
    
    
      
      
        
      
      
        
        
        
      
    
    
      
    
    
    
    
    
    
    
      
    
   
 
                      
                          
                          
                          
                          
                          
                            
                          
                          
                            
                          
                          
                          
                          
                          
                          
  
  
    
      
        682
      
    
   
  
  
    
    
    
      
    
    
      
        
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
          
          
            
              
              Yeh, Jared Ze Yang; 
              
            
          
            
              
              Chen, Jerry Yongqiang; 
              
            
          
            
              
              Lee, Wu Chean; 
              
            
          
            
              
              Chong, Hwei Chi; 
              
            
          
            
              
              Pang, Hee Nee; 
              
            
          
            
              
              Tay, Darren Keng Jin; 
              
            
          
            
              
              Chia, Shi-Lu; 
              
            
          
            
              
              Lo, Ngai Nung; 
              
            
          
            
              
              Yeo, Seng Jin: 
              
            
          
       
    
    
    
    
      
      
        
      
      
        
        
        
      
    
    
      
    
    
    
    
    
    
    
      
    
   
 
                      
                          
                          
                          
                          
                          
                            
                          
                          
                            
                          
                          
                          
                          
                          
                          
  
  
    
      
        687
      
    
   
  
  
    
    
    
      
    
    
      
        
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
          
          
            
              
              Lebaschi, Amir; 
              
            
          
            
              
              Deng, Xiang-Hua; 
              
            
          
            
              
              Coleman, Nathan W.; 
              
            
          
            
              
              Camp, Christopher L.; 
              
            
          
            
              
              Zong, Jianchun; 
              
            
          
            
              
              Carbone, Andrew; 
              
            
          
            
              
              Carballo, Camila B.; 
              
            
          
            
              
              Cong, Guang-Ting; 
              
            
          
            
              
              Album, Zoe M.; 
              
            
          
            
              
              Rodeo, Scott A.: 
              
            
          
       
    
    
    
    
      
      
        
      
      
        
        
        
      
    
    
      
    
    
    
    
    
    
    
      
    
   
 
                      
                          
                          
                          
                          
                          
                            
                          
                          
                            
                          
                          
                          
                          
                          
                          
  
  
    
      
        694
      
    
   
  
  
    
    
    
      
    
    
      
        
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
          
          
            
              
              Cho, Jung Jong; 
              
            
          
            
              
              Totterman, Saara; 
              
            
          
            
              
              Elmallah, Randa K.; 
              
            
          
            
              
              Kim, Tae Won; 
              
            
          
            
              
              Lee, Bumsup; 
              
            
          
            
              
              Mont, Michael A.: 
              
            
          
       
    
    
    
    
      
      
        
      
      
        
        
        
      
    
    
      
    
    
    
    
    
    
    
      
    
   
 
                      
                          
                          
                          
                          
                          
                            
                          
                          
                            
                          
                          
                          
                          
                          
                          
  
  
    
      
        704
      
    
   
  
  
    
    
    
      
    
    
      
        
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
          
          
            
              
              Cook, James L.; 
              
            
          
            
              
              Smith, Pat; 
              
            
          
            
              
              Stannard, James P.; 
              
            
          
            
              
              Pfeiffer, Ferris; 
              
            
          
            
              
              Kuroki, Keiichi; 
              
            
          
            
              
              Bozynski, Chantelle C.; 
              
            
          
            
              
              Cook, Cristi: 
              
            
          
       
    
    
    
    
      
      
        
      
      
        
        
        
      
    
    
      
    
    
    
    
    
    
    
      
    
   
 
                      
                          
                          
                          
                          
                          
                            
                          
                          
                            
                          
                          
                          
                          
                          
                          
  
  
    
      
        712
      
    
   
  
  
    
    
    
      
    
    
      
        
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
          
          
            
              
              Hodax, Jonathan D.; 
              
            
          
            
              
              Baird, Grayson L.; 
              
            
          
            
              
              McBride, Trevor; 
              
            
          
            
              
              Owens, Brett D.: 
              
            
          
       
    
    
    
    
      
      
        
      
      
        
        
        
      
    
    
      
    
    
    
    
    
    
    
      
    
   
 
                      
                          
                          
                          
                          
                          
                            
                          
                          
                            
                          
                          
                          
                          
                          
                          
  
  
    
      
        718
      
    
   
  
  
    
    
    
      
    
    
      
        
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
          
          
            
              
              Tuijthof, Gabrielle; 
              
            
          
            
              
              Cabitza, Federico; 
              
            
          
            
              
              Ragone, Vincenza; 
              
            
          
            
              
              Compagnoni, Riccardo; 
              
            
          
            
              
              
                
                
                  
                
                  
                
                  
                
                  
                
                  
                
                  
                
                
                
                
                  
                
                  
                
                  
                
                  
                
                  
                
                  
                
                
                  Dutch Arthrocopy Society Teaching Committee; 
                
              
            
          
            
              
              Randelli, Pietro: 
              
            
          
       
    
    
    
    
      
      
        
      
      
        
        
        
      
    
    
      
    
    
    
    
    
    
    
      
    
   
 
                      
                          
                          
                          
                          
                          
                            
                          
                          
                            
                          
                          
                          
                          
                          
                          
  
  
    
      
        725
      
    
   
  
  
    
    
    
      
    
    
      
        
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
          
          
            
              
              Takubo, Akihito; 
              
            
          
            
              
              Ryu, Keinosuke; 
              
            
          
            
              
              Iriuchishima, Takanori; 
              
            
          
            
              
              Tokuhashi, Yasuaki: 
              
            
          
       
    
    
    
    
      
      
        
      
      
        
        
        
      
    
    
      
    
    
    
    
    
    
    
      
    
   
 
                      
                          
                          
                          
                          
                          
                            
                          
                          
                            
                          
                          
                          
                          
                          
                          
  
  
    
      
        730
      
    
   
  
  
    
    
    
      
    
    
      
        
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
          
          
            
              
              Pierce, Todd P.; 
              
            
          
            
              
              Issa, Kimona; 
              
            
          
            
              
              Festa, Anthony; 
              
            
          
            
              
              Scillia, Anthony J.; 
              
            
          
            
              
              McInerney, Vincent K.; 
              
            
          
            
              
              Mont, Michael A.: 
              
            
          
       
    
    
    
    
      
      
        
      
      
        
        
        
      
    
    
      
    
    
    
    
    
    
    
      
    
   
 
                      
                          
                          
                            Erratum 
                          
                          
                          
                          
                            
                          
                          
                            
                          
                          
                          
                            
                          
                          
                          
                          
  
  
    
      
        734
      
    
   
  
  
    
    
    
      
    
    
      
        
          
            
              
            
          
            
              
            
          
          
          
            
              
              Grawe, Brian; 
              
            
          
            
              
              Shubin Stein, Beth E.: