Exhibit 99.1 AMENDMENT NO. 4 TO RIGHTS AGREEMENT This fourth amendment, dated as of April 2, 1999, amends the Rights Agreement dated as of June 2, 1997, as amended by Amendment No. 1 dated as of June 13, 1997, Amendment No. 2 dated as of July 2, 1997...Rights Agreement • April 9th, 1999 • Inamed Corp • Orthopedic, prosthetic & surgical appliances & supplies
