Boston Scientific Announces Schedule for Digestive Disease Week(R) 2007

Company anticipates broad range of clinical results on endoscopic

technologies

    NATICK, Mass., May 18 /PRNewswire-FirstCall/ -- Boston Scientific
 Corporation ( BSX) today announced that results from several clinical
 studies designed to determine the safety and efficacy of its leading
 endoscopic technologies will be announced at Digestive Disease Week(R)
 (DDW), which runs from May 19 to 24 in Washington D.C. In addition, the
 Company is formally launching the SpyGlass(TM) Direct Visualization System
 for single- operator duodenoscope assisted cholangiopancreatoscopy.
     "We are pleased to formally introduce the SpyGlass Direct Visualization
 System, which provides unprecedented, direct visualization of the bile
 ducts, and requires only a single physician operator," said Michael P.
 Phalen, President, Boston Scientific Endoscopy. "In addition, this year's
 DDW provides an opportunity to present results from clinical studies
 involving our leading endoscopic technologies. We continually strive to
 update our technology such as the newest version of the WallFlex(R) Enteral
 Stents and Radial Jaw(R) 4 Jumbo Forceps to enhance the quality of life for
 patients."
     Schedule of Events (Partial Listing)
 
     Sunday, May 20 (all times are ET)
 
         -- Efficacy of Radial Jaw(R) 4 Biopsy Forceps for Endoscopic
            Surveillance in Barrett's Esophagus
            A poster presentation reports the results of a 10-patient study
            examining the histopathologic differences between using Boston
            Scientific's new jumbo Radial Jaw 4 (RJ4) forceps and the standard
            biopsy forceps, Radial Jaw(R) 3 Biopsy Forceps, for performing
            endoscopic surveillance in patients with Barrett's Esophagus.  The
            poster presentation, "Efficacy of a New Jumbo Forcep on
            Histopathology in Barrett's Esophagus" was prepared by Sri
            Komanduri, M.D., M.S., and will be available from 8:00 a.m. - 5:00
            p.m. in Hall E.
 
     Monday, May 21
 
         -- ERCP with the SpyGlass(TM) System Detects Reason for Patient's
            Acute Pancreatitis
            A poster presentation prepared by Mansour A. Parsi, M.D., reports
            on a case involving a 62-year old female patient with recurrent
            acute pancreatitis and mildly elevated LFTs with a dilated biliary
            tree.  The presentation compares results of diagnosis using
            conventional ERCP versus ERCP with cholangioscopy using the
            SpyGlass System.  The presentation will be available from 8:00 a.m.
            - 5:00 p.m. in Room 140.
 
         -- Biliary Stone Extraction using SpyGlass Direct Visualization System
            At 10:30 a.m., an oral presentation entitled, "Biliary Stone
            Extraction (BSE) Guided by Direct Visualization using the New
            SpyGlass Direct Visualization System," will be given by Peter D.
            Stevens, M.D., in room 140.  The presentation will report on a 15-
            patient study that examined the use of the SpyGlass System to guide
            biliary electrohydraulic lithotripsy.  All patients required
            cholangioscopy-directed BSE after failed conventional ERCP
            techniques.
 
     Tuesday, May 22
 
         -- Efficacy of WallFlex(R) Enteral Stent in Malignant Gastric Outlet
            Obstruction
            This prospective, open, multicenter clinical trial involving 51
            patients studied the efficacy of the WallFlex(R) Enteral Stent in
            patients who had symptoms from malignant gastro-duodenal
            obstruction due to incurable distal gastric, periampullary or
            duodenal malignancy.  The main cause of the patients' gastric
            outlet obstruction was pancreatic cancer.  The poster presentation
            prepared by Jeanin van Hooft et al entitled, "Efficacy of a New
            Nitinol Enteral Stent (WallFlex) in Malignant Gastric Outlet
            Obstruction: A Prospective, Open, Multicenter Clinical Trial," will
            be available from 8:00 a.m. - 5:00 p.m. in Hall E.
 
         -- Prospective Study of WallFlex(R) Colonic Stent for Acute Bowel
            Obstruction
            This study, conducted from May 2004 to September 2006, evaluated
            the efficacy and safety of the WallFlex Colonic Stent for acute
            bowel obstruction due to primary or recurrent colonic
            adenocarcinoma.  The poster presentation prepared by Giuseppe De
            Caro et al entitled, "Treatment of Acute Malignant Colorectal
            Obstruction with WallFlex Colonic Stents," will be available from
            8:00 a.m. - 5:00 p.m. in Hall E.
 
         -- SpyGlass(TM) Direct Visualization System: Preliminary Clinical
            Experiences in Three Centers
            Simon Lo, M.D., of Cedars-Sinai Medical Center, reports on the
            clinical experiences of biliary endoscopists and their staffs at
            Cedars-Sinai Medical Center (Los Angeles), Virginia Mason Medical
            Center (Seattle), and the University of Pittsburgh Medical Center
            with the SpyGlass System.  Dr. Lo will present the findings at 4:00
            p.m. in Room 145.
     Boston Scientific will present its latest innovations at booth #2401.
 The Company will also offer hands-on product demonstration sessions of the
 SpyGlass Direct Visualization System, WallFlex(R) Enteral Stents, RX
 Biliary System(TM), Polyflex(R) Esophageal Stents, Radial Jaw(R) 4 Biopsy
 Forceps, Resolution(R) Clip, and the CRE(TM) Balloon Dilators in its
 Simulated Clinical Endoscopy Suite.
     About Digestive Disease Week(R)
     DDW is the largest international gathering of physicians, researchers
 and academics in the fields of gastroenterology, hepatology, endoscopy and
 gastrointestinal surgery. Jointly sponsored by the American Association for
 the Study of Liver Diseases, the American Gastroenterological Association
 (AGA) Institute, the American Society for Gastrointestinal Endoscopy and
 the Society for Surgery of the Alimentary Tract, DDW takes place May 19-24,
 2007, at the Washington Convention Center, Washington, DC. The meeting
 showcases approximately 5,000 abstracts and hundreds of lectures on the
 latest advances in GI research, medicine and technology. For more
 information, visit http://www.ddw.org.
     About Boston Scientific Endoscopy
     Boston Scientific Endoscopy offers a wide range of endoscopic solutions
 to diagnose and treat gastrointestinal diseases. We are committed to
 developing new technologies in collaboration with GI physicians to improve
 patient outcomes through greater procedural efficiency and less-invasive
 diagnostic and therapeutic options.
     About Boston Scientific
     Boston Scientific is a worldwide developer, manufacturer and marketer
 of medical devices whose products are used in a broad range of
 interventional medical specialties. For more information, please visit:
 http://www.bostonscientific.com.
     This press release contains forward-looking statements. Boston
 Scientific wishes to caution the reader of this press release that actual
 results may differ from those discussed in the forward-looking statements
 and may be adversely affected by, among other things, risks associated with
 new product development and commercialization, clinical trials,
 intellectual property, regulatory approvals, competitive offerings, Boston
 Scientific's overall business strategy, and other factors described in
 Boston Scientific's filings with the Securities and Exchange Commission.
     CONTACT:   Paul Donovan
                508-650-8541 (office)
                508-667-5165 (mobile)
                Media Relations
                Boston Scientific Corporation
 
                Dan Brennan
                508-650-8538 (office)
                617-459-2703 (mobile)
                Investor Relations
 
 

SOURCE Boston Scientific Corporation