Yoshihisa Kotani

Response to “concerns regarding the association of occupational testicular radiation exposure with offspring sex ratio”

Yasukazu Hijikata, Tsukasa Kamitani, Yosuke Yamamoto, Takahiro Itaya et autres

Dear Editor, We thank Yamaguchi and Jamil for their careful reading of our article (Hijikata et al. 2025a), which examined the association between occupational testicular radiation exposure among spine surgeons and the sex ratio of their offspring and for their thoughtful methodological …

jp (code pays fourni par la source)

Application of OLIF51 for Adult Deformity Surgery

Yoshihisa Kotani

jp (code pays fourni par la source)

History of Sacroiliac Joint Fusion and Recent Clinical Results

Yoshihisa Kotani

jp (code pays fourni par la source)

Basics of Oblique Lateral Interbody Fusion at L5/S1 (OLIF51) and Its Pitfalls

Yoshihisa Kotani

jp (code pays fourni par la source)

Association of occupational testicular radiation exposure with offspring sex ratio

Yasukazu Hijikata, Tsukasa Kamitani, Yosuke Yamamoto, Takahiro Itaya et autres

OBJECTIVES: The association between paternal occupational radiation exposure and the sex ratio of offspring remains controversial. Therefore, we aimed to explore testicular radiation exposure in spine surgeons and its association with their offspring's sex ratio. METHODS: The Minimally Invasive Spine Treatment Society …

jp, us (code pays fourni par la source)

Risk Factor Analysis of Mechanical Complications in Surgical Treatment of Thoracolumbar Deformity with Osteoporotic Vertebral Fracture

Yoshihisa Kotani, Takahiro Tanaka, Atsushi Ikeura, Takanori Saito

Objective: Adult spinal deformity (ASD) with osteoporotic vertebral fractures (OVF) often requires vertebral body resection and replacement. However, postoperative mechanical complications (MC) have been unsolved issues. This study retrospectively investigated the risk of MC following anterior-posterior spinal fusion (APF) with vertebral body …

jp (code pays fourni par la source)

Comparative Analysis of Vascular Structures in OLIF51 and the Lateral Corridor Approach under Supine MRI and Intraoperative Enhanced CT in the Lateral Decubitus Position

Yoshihisa Kotani, Hiroyuki Tachi, Atsushi Ikeura, Takahiro Tanaka et autres

Background and Objectives: As the oblique lateral interbody fusion at L5/S1 (OLIF51) and the lateral corridor approach (LCA) have gained popularity, an understanding of the precise vascular structure at the L5/S1 level is indispensable. The objectives of this study were to investigate …

jp (code pays fourni par la source)

Comparative Analysis of Vascular Structures in OLIF51 and Lateral Corridor Approach under Supine MRI and Intraoperative Enhanced CT in Lateral Decubitus Position

Yoshihisa Kotani, Hiroyuki Tachi, Atsushi Ikeura, Takahiro Tanaka et autres

Background and objectives: As the oblique lateral interbody fusion at L5/S1 (OLIF51) and lateral corridor approach (LCA) have gained popularity, the understanding of precise vascular structure at L5/S1 level is indispensable. The objectives of this study were to investigate the vascular anatomy …

jp (code pays fourni par la source)

Clinical and Radiologic Analysis of Minimally Invasive Anterior–Posterior Combined Surgery for Adult Spinal Deformity: Comparison of Oblique Lateral Interbody Fusion at L5/S1 (OLIF51) versus Transforaminal Interbody Fusion

Yoshihisa Kotani, Atsushi Ikeura, Takahiro Tanaka, Takanori Saito

Background and Objectives: Although adult spinal deformity (ASD) surgery brought about improvement in the quality of life of patients, it is accompanied by high invasiveness and several complications. Specifically, mechanical complications of rod fracture, instrumentation failures, and pseudarthrosis are still unsolved issues. …

jp (code pays fourni par la source)

Clinical and Radiographic Comparison of Minimally Invasive Anterior-Posterior Combined Surgery between Oblique Lateral Interbody Fusion at L5/S1 (OLIF51) versus Transforaminal Interbody Fusion (TLIF) for Adult Spinal Deformity

Yoshihisa Kotani, Atsushi Ikeura, Takahiro Tanaka, Takanori Saito

Background and Objectives: Although adult spinal deformity (ASD) surgery brought about the improvement of quality of life in patients, it accompanied with a high invasiveness of surgery and several complications. Specifically, mechanical complications of rod fracture, instrumentation failures, and pseudarthrosis are still …

jp (code pays fourni par la source)

Protective Attitudes toward Occupational Radiation Exposure among Spine Surgeons in Japan: An Epidemiological Description from the Survey by the Society for Minimally Invasive Spinal Treatment

Yasukazu Hijikata, Yoshihisa Kotani, Akinobu Suzuki, Koichi Morota et autres

Background and Objectives: The global trend toward increased protection of medical personnel from occupational radiation exposure requires efforts to promote protection from radiation on a societal scale. To develop effective educational programs to promote radiation protection, we clarify the actual status and …

jp (code pays fourni par la source)

Nationwide Survey of the Surgical Complications Associated with Lateral Lumbar Interbody Fusion in 2015-2020

Mitsuru Yagi, Nobuyuki Fujita, Tomohiko Hasegawa, Gen Inoue et autres

Introduction: Lateral lumbar interbody fusion (LLIF) has been introduced in Japan in 2013. Despite the effectiveness of this procedure, several considerable complications have been reported. This study reported the results of a nationwide survey performed by the Japanese Society for Spine Surgery …

jp, us, gb (code pays fourni par la source)