<ARTICLE> 5 <LEGEND> Exhibit 27.1, Financial Data Sheet </LEGEND> <CIK> 0000351721 <NAME> Advanced Neuromodulation Systems, Inc. <PERIOD-TYPE> YEAR <FISCAL-YEAR-END> DEC-31-1998 <PERIOD-START> JAN-01-1998 <PERIOD-END> DEC-31-1998 <CASH> 11,697,209 <SECURITIES> 566,072 <RECEIVABLES> 3,385,222 <ALLOWANCES> 249,607 <INVENTORY> 2,643,262 <CURRENT-ASSETS> 26,217,288 <PP&E> 2,949,482 <DEPRECIATION> 1,060,890 <TOTAL-ASSETS> 45,485,368 <CURRENT-LIABILITIES> 9,791,146 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 435,418 <OTHER-SE> 32,868,329 <TOTAL-LIABILITY-AND-EQUITY> 45,485,368 <SALES> 17,006,407 <TOTAL-REVENUES> 20,106,407 <CGS> 4,985,887 <TOTAL-COSTS> 11,287,433 <OTHER-EXPENSES> (830,391) <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 331,468 <INCOME-PRETAX> 4,332,010 <INCOME-TAX> 1,746,304 <INCOME-CONTINUING> 2,585,706 <DISCONTINUED> 4,373,496 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 6,959,202 <EPS-PRIMARY> .84 <EPS-DILUTED> .81