Nonaka, T.
Tominaga, T.
Akazawa, Y.
Sawai, T.
Nagayasu, T.
Article History
Received: 30 March 2020
Accepted: 8 April 2020
First Online: 17 April 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: All procedures performed in the study involving human participants were in accordance with the ethical standards of the Trust and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. Since Silicone Disc<sup>®</sup> has been approved for the surgery involving laparoscopy in Japan, the procedure has been carried out as a general clinical procedure.
: Written informed consent was obtained from all patients for publication of the accompanying images.