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Exhibit 21
Boston Scientific Corporation and Subsidiaries
March 1, 2004
NAME OF COMPANY JURISDICTION OR INCORPORATION
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AMS Medinvent S.A. Switzerland
BEI Medical Systems, Inc. Delaware
BIC Insurance Company of Vermont, Inc. Vermont
BSC Capital, Inc. Minnesota
BSC Capital S.a.r.l. Luxembourg
BSC Finance Corp. Indiana
BSC Finance Trust Massachusetts
BSC International Corporation Delaware
BSC International Holding Limited Ireland
BSC International Medical Trading (Shanghai) Co., Ltd. People's Republic of China
BSC Medical (Shanghai) Consulting Co., Ltd. People's Republic of China
BSC Securities Corporation Massachusetts
BSM Tip Gerecleri Limited Sirketi Turkey
Boston Scientific (2001) Ltd.] Israel
Boston Scientific (Malaysia) Sdn. Bhd. Malaysia
Boston Scientific (South Africa) (Proprietary) Limited South Africa
Boston Scientific (Thailand) Ltd. Thailand
Boston Scientific (UK) Limited England
Boston Scientific (Zurich) GmbH Switzerland
Boston Scientific AG Switzerland
Boston Scientific Argentina S.A. Argentina
Boston Scientific Asia Pacific Pte. Ltd. Singapore
Boston Scientific B.V. The Netherlands
Boston Scientific Benelux B.V. The Netherlands
Boston Scientific Benelux NV Belgium
Boston Scientific Ceska repulika s.r.o. Czech Republic
Boston Scientific Colombia Limitada Colombia
Boston Scientific Cork Limited Ireland
Boston Scientific Corporation Northwest Technology Center, Inc. Washington
Boston Scientific del Caribe, Inc. Puerto Rico
Boston Scientific Distribution Company Ireland
Boston Scientific Distribution Ireland Limited Ireland
Boston Scientific Eastern Europe B.V. The Netherlands
Boston Scientific Europe S.P.R.L. Belgium
Boston Scientific Far East B.V. The Netherlands
Boston Scientific Funding Corporation Delaware
Boston Scientific Ges.m.b.H. Austria
Boston Scientific Hellas S.A. - Minimally Invasive Medical Instruments Greece
Boston Scientific Holland B.V. The Netherlands
Boston Scientific Hong Kong Limited Hong Kong
Boston Scientific Hungary Trading Limited Liability Company Hungary
Boston Scientific Iberica, S.A. Spain
Boston Scientific International B.V. The Netherlands
Boston Scientific International Distribution Limited Ireland
Boston Scientific International Finance Limited Ireland
Boston Scientific International Holding B.V. The Netherlands
Boston Scientific International S.A. France
Boston Scientific Ireland Limited Ireland
Boston Scientific Israel Limited Israel
Boston Scientific Japan K.K. Japan
Boston Scientific Korea Co., Ltd. Korea
Boston Scientific Latin America B.V. The Netherlands
Boston Scientific Latin America B.V. (Chile) Limitada Chile
Boston Scientific Lebanon SAL Lebanon
Boston Scientific Limited England
Boston Scientific Limited Ireland
Boston Scientific Ltd. Canada
Boston Scientific Medizintechnik GmbH Germany
Boston Scientific New Zealand Limited New Zealand
Boston Scientific Nordic AB Sweden
Boston Scientific Panama S.A. Panama
Boston Scientific Philippines, Inc. Philippines
Boston Scientific Polska Sp. Z.o.o. Poland
Boston Scientific Pty. Ltd. Australia
Boston Scientific S.A. France
Boston Scientific S.p.A. Italy
Boston Scientific S.a. r.l. Luxembourg
Boston Scientific Scimed, Inc. Minnesota
Boston Scientific Switzerland S.a.r.l. en liquidation Switzerland
Boston Scientific TIP Gerecleri Limited Sirketi Turkey
Boston Scientific Tullamore Limited Ireland
Boston Scientific Uruguay S.A. Uruguay
Boston Scientific de Costa Rica, S.R.L. Costa Rica
Boston Scientific de Mexico, S.A. de C.V. Mexico
Boston Scientific de Venezuela, C.A. Venezuela
Boston Scientific del Caribe, Inc. Puerto Rico
Boston Scientific do Brasil Ltda. Brazil
Cardiac Pathways GmbH Germany
Cardiac Pathways Corporation Delaware
Cardiologic Gesellschaft fur Medizintechnologien mbH Germany
Catheter Innovations, Inc. Delaware
Corvita Corporation Florida
Corvita Europe S.A. Belgium
Embolic Protection Incorporated Delaware
Enteric Medical Technologies, Inc. Delaware
EP Technologies, Inc. Delaware
Forwich Limited Ireland
InFlow Dynamics Inc. Delaware
InFlow Dynamics AG Germany
InterVentional Technologies Europe Limited Ireland
Interventional Technologies Inc. California
Meadox Medicals, Inc. New Jersey
Nilo Holding SA Switzerland
Norse Ventures B.V. The Netherlands
Quanam Medical Corporation California
Boston Scientific Glens Falls Corp. Delaware
Schneider (Europe) GmbH Switzerland
Schneider Belgium N.V. Belgium
Schneider Puerto Rico Delaware
Scimed Life Systems, Inc. Minnesota
Smart Therapeutics Inc. Delaware
Symbiosis Corporation Florida
Target Therapeutics, Inc. Delaware