Received: 11 January 2023
Accepted: 6 April 2023
First Online: 20 April 2023
: This study was approved by the institutional review board (approval no. 2020–03-02).All patients included in the study provided written informed consent for the block procedure. The clinical data were anonymized after each patient agreed to the treatment. We applied the opt-out method, which enables patients to refuse inclusion in this study. The consent form for this study was obtained from the website of our institution.
: Not Applicable.
: The authors declare that they have no competing interests.