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Arm having an end movable in translation, and therapeutic treatment apparatus constituting an application thereof

  • US 5,170,790 A
  • Filed: 04/03/1991
  • Issued: 12/15/1992
  • Est. Priority Date: 04/06/1990
  • Status: Expired due to Term
First Claim
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1. A positioning device for use in three dimensional positioning of a support having an instrument for use with a therapeutic treatment apparatus, the device comprising a stand, at least one substantially rigid arm having a first end and a second end, a first hinge means for securing the first end to said stand for movement about at least one hinge axis, a second hinge means for securing said support to the second end of said at least one arm for movement about at least one hinge axis, and means for moving said support in translation relative to the second end of said at least one arm for enabling said instrument to be moved in translation relative to said second end of said at least one arm.

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