삼각섬유연골 복합체(Triangular fibrocartilage complex, TFCC)

1. Articular disc (triangular fibrocartilage) 

2. Radio-ulnar joint capsular ligament 

3. Palmar ulnocarpal ligament : Ulnotriquetral, Ulnolunate 

4. Ulnar collateral ligament 

5. Meniscus homologue