Received: 5 March 2020
Accepted: 22 July 2020
First Online: 29 July 2020
Ethics approval and consent to participate
: This study is an institutional retrospective case series and was conducted in accordance with the Declaration of Helsinki. The protocol was approved by the local Institutional Review Board. Informed consent was waived due to the retrospective nature of the study.
: BMC Consent form is signed by 5 patients. The video included as supplemental material includes images form the surgical videos of the aforementioned patients.
: The authors declare that they have no competing interests.