Patient-specific instruments: advantages and pitfalls

Mahmoud A Hafez; Kirti Moholkar

doi:10.1051/sicotj/2017054

Patient-specific instruments: advantages and pitfalls

SICOT J. 2017:3:66. doi: 10.1051/sicotj/2017054. Epub 2017 Dec 11.

Authors

Mahmoud A Hafez¹, Kirti Moholkar²

Affiliations

¹ The Orthopaedic Department, Faculty of Medicine, October 6 University, Cairo, Egypt.
² Droitwich Knee Clinic, Bromsgrove Knee Clinic and Royal Orthopaedic Hospital, Bromsgrov B60 2JL, UK.

Abstract

Patient-specific instruments (PSI) aim to improve the accuracy of total knee replacement (TKR) based on computer-assisted preoperative planning. In this work, the authors describe the advantages and pitfalls of PSI based on their clinical experience. The main conclusion of this work is that PSI has direct impact on the logistical and technical features of TKR with some advantages and pitfalls.