1 EXHIBIT 12.1 DONJOY, LLC COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES (DOLLARS IN THOUSANDS) Historical ---------------------------------------------- Pro Forma Years ended December 31, 12 Months ---------------------------------------------- Ended 1996 1997 1998 1999 2000 2000 ------- ------- ------ ------- ------- --------- Income before income taxes ............... $ 9,483 $10,904 $8,345 $ 9,515 $ 5,159 $ 5,118 Interest ................................. 2,459 2,072 -- 7,057 15,876 17,626 Amortization of Debt Issuance Costs ...... -- -- -- 409 877 913 Amortization of Discount on Sr. Notes..... -- -- -- 102 205 205 1/3 of rental expense-operating leases.... 765 775 1,064 895 1,064 1,064 ------- ------- ------ ------- ------- ------- Earnings ................................. $12,707 $13,751 $9,409 $17,978 $23,181 $24,926 Interest ................................. $ 2,459 $ 2,072 $ -- $ 7,057 $15,876 $17,626 Amortization of Debt Issuance Costs ...... -- -- -- 409 877 913 Amortization of Discount on Sr. Notes..... -- -- -- 102 205 205 1/3 of rental expense-operating leases.... 765 775 1,064 895 1,064 1,064 ------- ------- ------ ------- ------- ------- Fixed Charges ............................ $ 3,224 $ 2,847 $1,064 $ 8,463 $18,022 $19,808 Ratio of Earnings to Fixed Charges ....... 3.94 4.83 8.84 2.12 1.29 1.26 ======= ======= ====== ======= ======= =======