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US 9,808,288 B2Granted
Circular fixator system and method
AssigneeWright Medical Technology, Inc.
InventorsKian-Ming Wong, Jason Edie
Life of this patent
Estimating the term…
Abstract
A device includes a plurality of rings. Each ring has a first face, a second face, and at least one slot defined by first and second interior edges of the ring on opposing sides of the slot. The at least one slot penetrates from the first face to the second face. The first face of each ring has a first recess adjacent the slot on the first edge and a second recess adjacent the slot on the second edge. A plurality of posts join each one of the plurality of rings to an adjacent one of the plurality of rings.
Claims12
A device, comprising:
- a plurality of rings, each ring having a first face, a second face, and at least one slot defined by first and second interior edges of the ring on opposing sides of the slot, the at least one slot penetrating from the first face to the second face, the first face of each ring having a first recess adjacent the slot on the first edge and a second recess adjacent the slot on the second edge wherein each recess comprises a plurality of receptacles;
- each one of the plurality of rings being joined to an adjacent one of the plurality of rings by a plurality of members;
- and
- a fixation device comprising a bolt, a nut and a washer, the bolt having a threaded portion sized to fit through the slot, the washer shaped to fit a respective one of the receptacles on the recess on each side of the slot such that the slot terminates at an opening at each end of the slot, the opening having a dimension that is substantially greater than a width of the slot, the device further comprising a plurality of plugs, each plug having a shape and size adapted to be detachably retained in a respective one of the openings, for retaining the bolt in the slot prior to tightening the nut and bolt.
1 more element
A device, comprising:
- a plurality of rings, each ring having a first face, a second face, and at least one slot defined by first and second interior edges of the ring on opposing sides of the slot, the at least one slot penetrating from the first face to the second face, the first face of each ring having a first recess adjacent the slot on the first edge and a second recess adjacent the slot on the second edge;
- and each one of the plurality of rings being joined to an adjacent one of the plurality of rings by a plurality of members;
- and
- at least one positioner comprising:
- a plurality of support devices for supporting a limb of a patient, each support device having a respective arm and a respective concave or angled portion attached to the arm;
- a body having a plurality of holes for slidably receiving respective ones of the plurality of support devices therethrough;
- a respective retaining device proximate each of the plurality of holes, for retaining a respective one of the support devices in a continuously selectable position;
- and
- a mounting device for detachably mounting the positioner to an edge of one of the plurality of rings.
6 more elements
Dependencies are inferred from the claim text.