1 EXHIBIT 99.1 FOR IMMEDIATE RELEASE Contact: Investor Relations Tel. 714-645-2111 Lancer Orthodontics Announces Death of its Chairman SAN MARCOS, California - May 9, 1997 - LANCER ORTHODONTICS, INC. (NASDAQ: LANZ) has announced that its chairman, Joseph H. Irani, has died from natural causes. The Company's management team will remain in tact. Mr. Zackary S. Irani, a current board member, was elected as the new Chairman of the Board of Directors. Ms. Janet Moore, also a standing board member, has been appointed as the secretary. Lancer Orthodontics develops, manufactures and markets advanced orthodontic products world wide. 4