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Douglas D. Sjostrom

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  • Wakefield, MA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Deflecting forceps
    • Patent number 5,354,311
    • Issue date Oct 11, 1994
    • Smith & Nephew Dyonics Inc.
    • Parviz Kambin
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Surgical system for powered instruments
    • Patent number RE34556
    • Issue date Mar 1, 1994
    • Smith & Nephew Dyonics Inc.
    • Douglas D. Sjostrom
    • 606 - Surgery
  • Information Patent Grant

    Motor driven hand piece for a surgical tool
    • Patent number 5,133,729
    • Issue date Jul 28, 1992
    • Smith & Nephew Dyonics Inc.
    • Douglas D. Sjostrom
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Breakable needle and hinged needle guide
    • Patent number 5,024,659
    • Issue date Jun 18, 1991
    • Smith & Nephew Dyonics Inc.
    • Douglas D. Sjostrom
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Arthroscopic surgical instrument
    • Patent number 4,983,179
    • Issue date Jan 8, 1991
    • Smith & Nephew Dyonics Inc.
    • Douglas D. Sjostrom
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Arthroscopic surgical instrument
    • Patent number 4,834,729
    • Issue date May 30, 1989
    • Dyonics, Inc.
    • Douglas D. Sjostrom
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Surgical system for powered instruments
    • Patent number 4,705,038
    • Issue date Nov 10, 1987
    • Dyonics, Inc.
    • Douglas D. Sjostrom
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Surgical instrument
    • Patent number 4,662,371
    • Issue date May 5, 1987
    • Terry L. Whipple
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Surgical instrument
    • Patent number 4,522,206
    • Issue date Jun 11, 1985
    • Dyonics, Inc.
    • Terry L. Whipple
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Surgical instrument suitable for closed surgery such as of the knee
    • Patent number 4,203,444
    • Issue date May 20, 1980
    • Dyonics, Inc.
    • Leonard J. Bonnell
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE