Ankle replacement system and method

Abstract

Various surgical devices and methods are disclosed herein. Also disclosed is multi- component prosthesis, which can be used as an ankle prosthesis. One of the disclosed surgical alignment systems includes a guide arm, a ratchet arm frame configured to be coupled slidably to the guide arm, a ratchet arm configured to be coupled to the ratchet arm frame, and a sagittal sizing guide body configured to be coupled to the ratchet arm. The sagittal sizing guide body includes a first radiopaque object disposed at a first position and a second radiopaque object disposed at a second position that is spaced apart from the first position.

Description

[0001] Cross References to Related Applications [0002] This application claims priority to U.S. Provisional Patent Application No. 61 / 782,507, filed March 14, 2013, and U.S. Provisional Patent Application No. 61 / 846,831, filed July 16, 2013, and is filed on December 9, 2013 A continuation-in-part of filed US Patent Application Serial No. 14 / 100,799, which claims priority to US Provisional Patent Application Serial No. 61 / 746,393, filed December 27, 2012, which is hereby incorporated by reference in its entirety. technical field [0003] The present disclosure relates generally to prostheses, and more particularly to systems and methods for total ankle replacement. Background technique [0004] The ankle is a joint that functions like a hinge. A joint is formed by the union of three bones. The ankle bone is the talus. The top of the talus fits inside the socket formed by the lower end of the tibia, fibula, and ossicles of the lower leg. Arthritis, osteoporosis, and / or ...

AI Technical Summary

Problems solved by technology

Arthritis, osteoporosis, and / or injury can degrade the ankle joint, resulting in pain, reduced range of motion, and reduced quality of life

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