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The e-mémoires of the Académie Nationale de Chirurgie

Will the preoperative planning of joint arthroplasty soon be 5D?

Brigitte JOLLES-HAEBERLI

Seance of wednesday 31 may 2023 (Communications libres)

DOI number : 10.26299/s8fc-nc22/emem.2023.20.05

Abstract

The preoperative planning process is inherent in the preparation of any joint surgery. For knee arthroplasty surgery, whereas traditionally simple X-rays are used, the use of this 2D tool has been improved by the digitization of X-rays and computer planning software. However, this does not make it possible to satisfactorily understand the 3D deformations of a knee in order to have a durable and functional reconstruction of the joint for the maximum number of patients.
The use of radiological images allowing a 3D reconstruction not only of the knee joint but of all the functional centers of the lower limb now appears to be a necessity. Without this data, it is impossible to establish a robotic action plan, custom guides or custom prostheses, or to perform virtual reality.
In this static pre-operative planning, it will also be necessary to integrate an additional dimension with a dynamic analysis of the patient's situation, including analyses of the patient gait in conditions as real as possible, if one wishes a more efficient and personalized treatment.