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US 2014/0236157 A1Published application
Positioning device for ankle joint replacement surgery
AssigneeUniv. of Iowa Research Foundation
InventorsYuki Tochigi, Thomas E. Baer, Charles L. Saltzman
Life of this patent
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Abstract
A positioning device for ankle joint replacement surgery.
Claims21
1-20. (canceled)
A surgical system for cutting bone in an ankle arthroplasty procedure, the surgical system comprising:
- an external fixation jig, comprising:
- a base frame;
- a tibial support assembly extending from the base frame for supporting a tibial section of a leg;
- and
- a foot plate extending from the base frame for supporting a foot of the leg;
- and
- a cutting guide fixed to the external fixation jig for making tibial and/or talar cuts in an ankle arthroplasty procedure.
4 more elements
An external fixation jig for cutting bone in an ankle arthroplasty procedure, the external fixation jig comprising:
- a base frame;
- a tibial support assembly extending from the base frame for supporting a tibial section of a leg, the leg including a foot and a tibial shaft;
- and
- a foot plate extending from the base frame for supporting the foot;
- and
- a radiopaque alignment rod extending between the tibial support assembly and the foot plate for aligning the tibial shaft in a direction parallel to the radiopaque alignment rod when the leg is situated in the external fixation jig.
3 more elements
A method of cutting bone in an ankle arthroplasty procedure, the method comprising:
- positioning a leg of a patient in an external fixation jig such that a tibial section of the leg is supported by a tibial support assembly of the external fixation jig and a foot of the leg is supported by a foot plate of the external fixation jig;
- fixing the leg to the external fixation jig with one or more fixation pins;
- and
- cutting bone in a tibia and/or talus of the leg.
1 more element
Dependencies are inferred from the claim text.