Patent ID: 6793655
Filing Date: 2004-09-21
Classification: A61B

Abstract:
An external fixator apparatus for fixating bone parts at a fracture site comprising:an elongated support rod; fixation pins for engaging a patient's bone parts on opposing sides of the fracture site; and a pair of support clamps supported upon the support rod for externally supporting the bone pins and the patient's bone parts, at least one of the clamps comprising: a rod attachment structure with an opening configurable to engage the support rod and with a substantially hemispherical recess; and a pin block with a substantially spherical projection, the pin block being configurable to accommodate a fixation pin and to engage in the substantially hemispherical recess with the substantially spherical projection; wherein a fastener passes through at least part of the substantially hemispherical recess and the substantially spherical projection such that by operating the fastener, motion between the rod attachment structure and the pin block is restricted.