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Article History

Received: 9 March 2021

Accepted: 7 October 2021

First Online: 2 November 2021

Declarations

:

: Pietro Ruggieri is Consultant and Designer for Stryker and Exactech. Each Author certifies that he or she has no commercial associations (e.g., consultancies, stock ownership, equity interest, patent/licensing arrangements, etc.) that might pose a conflict of interest in connection with the submitted article.

: Each Author certifies that the research has been performed in accordance with the ethical standards in the 1964 Declaration of Helsinki. Each Author certifies that all patients to their relatives gave written informed consent to be included in scientific studies at hospital admission. This study was approved by the Institutional Review Board/Ethics Committee of the Authors’ institutions. I.R.B.: n. 1269 on 23/10/2019.

: This work has not been published previously, it is not under consideration for publication elsewhere, and, if accepted, it will not be published elsewhere in the same form, in English or in any other language, without the written consent of the Publisher.

: Informations about clinical, imaging and histological details were found in the clinical chart of the patient of patients were contacted by phone.

: The data were recorded in a Microsoft^® Excel^® 2003 spreadsheet (Microsoft Corporation, Redmond, WA, USA) and analyzed using MedCalc^® Software Version 11.1 (MedCalc Software, Mariakerke, Belgium).