0000351721-03-000236 144 1 20030820 CHAVEZ CHRISTOPHER G 0001192858 OFFICER 144 6501 WINDCREST DR SUITE 100 PLANO TX 75024 ADVANCED NEUROMODULATION SYSTEMS INC 0000351721 3841 751646002 TX 1231 144 33 000-10521 03857859 6501 WINDCREST DRIVE SUITE 100 PLANO TX 75024 9723098000 6501 WINDCREST DRIVE SUITE 100 PLANO TX 75024 QUEST MEDICAL INC 19920703 144 1 chavez144_082003.txt FORM 144