Received: 29 April 2018
Accepted: 10 June 2019
First Online: 18 June 2019
Ethics approval and consent to participate
: The Institutional Review Board of Kagoshima University reviewed and approved this study. (26–1) Each author certifies that all investigations were conducted in conformity with ethical principles. Informed consent was obtained from all individual participants included in the study. We recruited patients who agreed to participate in this study from a group of patients who underwent modified posterior vertebral interbody fusion.The average age of the patients is 69 years old (from 55 to 82).
: The authors have received written consent from participants to publish individual patient data.
: Yukihiro Morimoto is a member of Ushio Inc. (Hyogo, japan) The authors declare that they have no competing interests.