ORTHOsoft Releases Breakthrough Software for Guiding Knee Implant Surgery MONTREAL, May 31 /PRNewswire-FirstCall/ -- ORTHOsoft Inc. (TSX-V: OSH-X) today announced that the company has entered a new milestone with worldwide implant manufacturer Smith & Nephew Orthopaedics by releasing AchieveCAS(TM) Knee 2.0, its advanced medical software and precision instruments that assist orthopedic surgeons to perform minimally invasive and more accurate knee replacement surgery, for final market validation. AchieveCAS(TM) Knee 2.0 is the second major application resulting from the worldwide co-development and distribution agreement between ORTHOsoft and Smith & Nephew. The custom-designed software and instruments are part of the surgical navigation system developed by ORTHOsoft. They provide surgeons with enhanced guidance and visualization features that enable smaller incisions and more accurately aligned implant placement. AchieveCAS(TM) Knee 2.0 functionality supports the surgical techniques used with Smith & Nephew's GENESIS(TM) II and PROFIX(TM) knee systems. "AchieveCAS(TM) Knee 2.0, in addition to the previously launched AchieveCAS(TM) Hip 1.0 that runs on our portable ORTHOsoft system, provides the most advanced navigation system available for joint replacement surgery," said Dr. Louis-Philippe Amiot, Chairman & CEO of ORTHOsoft. "For the first time in computer assisted surgery, the software is integrated with the surgeon's tools, and the surgeon can use his tools to control the graphic display on the monitor to optimize implant alignment and accuracy." For patients, ORTHOsoft's computer assisted orthopedic surgery software has shown in clinical trials to significantly improve implant alignment, recovery time, and reduce post-operative pain. In North America alone there are more than 350,000 knee implants sold annually by the major implant manufacturers. About ORTHOsoft ORTHOsoft Inc. (TSX-V: OSH-X http://www.orthosoft.ca/ ) develops and markets best-in-class medical software, instruments, and computerized systems to assist orthopedic surgeons to increase accuracy in hip, knee, and spine implant surgery. FDA approved, ORTHOsoft's patented software solutions are developed by surgeons for surgeons, resulting in intuitive and easy to use navigation that tracks surgical flow and provides surgeons with real-time data that improves the surgical process and patient outcomes. To date, ORTHOsoft's software applications have navigated more than 25,000 surgical procedures in Europe and North America. About Smith & Nephew Smith & Nephew (NYSE:SNNNYSE:LSE:NYSE:SN) ( http://www.smith-nephew.com/ ) is one of the world's leading medical devices companies, specializing in Orthopaedics, Endoscopy and Advanced Wound Management. Smith & Nephew is one of the fastest growing full-line orthopaedics companies in the world, and ranks as the global leader in arthroscopy and as one of the world's leading advanced wound management companies. Smith & Nephew is dedicated to helping improve people's lives. The company prides itself on the strength of its relationships with its surgeons and healthcare professional customers, with whom its name is synonymous with the highest standards of performance, innovation and trust. The company has more than 7,000 employees and operates in 32 countries around the world, generating sales of nearly $2 billion. DATASOURCE: ORTHOSOFT INC. CONTACT: For ORTHOsoft: John Feilders, President and Chief Operating Officer, (514) 861-4074 x 222, ; For Smith & Nephew: Rich Szulewski, Senior Product Manager, (901) 399-5527,

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