Publications by authors named "Yoshitada Usami"

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Comparison of Cervical Pedicle Screw Placement Accuracy With Robotic Guidance System Versus Image Guidance System Using Propensity Score Matching.
Yuki Yamamoto, Takashi Fujishiro, Hiromichi Hirai, Sachio Hayama, Yoshiharu Nakaya, Yoshitada Usami

Clin Spine Surg· December 2024

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Influence of cranium orientation on cervical sagittal alignment during radiographic examination: a radiographic analysis.
Katsuhiro Miyake, Takashi Fujishiro, Yuki Yamamoto, Yoshitada Usami, Sachio Hayama

Spine J· December 2024

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Accuracy of cervical pedicle screw placement with a robotic guidance system via the open midline approach.
Yuki Yamamoto, Takashi Fujishiro, Fumiya Adachi, Hiromichi Hirai, Sachio Hayama, Yoshitada Usami

Neurosurg Focus· December 2024

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Studies in the Falls Efficacy Scale-International for patients with cervical compressive myelopathy: Reliability, validity, and minimum clinically important difference.
Hiromichi Hirai, Takashi Fujishiro, Toma Yano, Takuya Obo, Masahiro Mizutani, Yoshitada Usami

J Spinal Cord Med· September 2024

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Greater cervical kyphosis during flexion increases the risk of kyphotic deformity after laminoplasty in patients with cervical spondylotic myelopathy.
Takashi Fujishiro, Takuya Obo, Yuki Yamamoto, Yoshitada Usami, Sachio Hayama

J Clin Neurosci· July 2024

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Ultrasonographic Evaluation of Upper Esophageal Sphincter for Dysphagia During the Acute Postoperative Phase of Anterior Cervical Surgery.
Takuya Obo, Atsushi Nakano, Takashi Fujishiro, Masahiro Mizutani, Yoshiharu Nakaya, Yoshitada Usami

Clin Spine Surg· June 2024

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Clinical outcome of surgical management of mild cervical compressive myelopathy based on minimum clinically important difference.
Hiromichi Hirai, Takashi Fujishiro, Yoshiharu Nakaya, Sachio Hayama, Yoshitada Usami

Spine J· January 2024

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C5 nerve palsy following posterior multi-level fusion without neural decompression: A case report.
Hiromichi Hirai, Yoshiharu Nakaya, Yoshitada Usami, Atsushi Nakano, Takashi Fujishiro

J Orthop Sci· November 2023

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Postoperative C4 Radiculopathy May Result in Axial Pain after Cervical Laminoplasty.
Kaho Yasuda, Yoshitada Usami, Sachio Hayama, Yoshiharu Nakaya, Takashi Fujishiro

Spine Surg Relat Res· September 2023

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Letter to the Editor Regarding "Indication of C2-C7 Cervical Laminoplasty with Muscle and Ligament Preservation in Patients with Kyphosis".
Takashi Fujishiro, Takuya Obo, Masahiro Mizutani, Yoshiharu Nakaya, Sachio Hayama, Yoshitada Usami

World Neurosurg· August 2023

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Segmental cervical instability does not drive the loss of cervical lordosis after laminoplasty in patients with cervical spondylotic myelopathy.
Takuya Obo, Takashi Fujishiro, Masahiro Mizutani, Atsushi Nakano, Yoshiharu Nakaya, Yoshitada Usami

Spine J· November 2022

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Periodic quadriplegia during the acute postoperative phase of cervical laminoplasty: a case report and literature review.
Shinya Ueyama, Sachio Hayama, Masahiro Mizutani, Yoshiharu Nakaya, Yoshitada Usami

Acta Neurochir (Wien)· May 2022

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Morphology of cervical periradicular fibrous sheath and nerve roots in relation to postoperative C5 palsy.
Yoshitada Usami, Atsushi Yokota, Yoichi Kondo, Masashi Neo

Spine J· April 2022

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Usefulness of Percutaneous Ultrasonography for Deciding the Need of Surgical Evacuation of Epidural Hematoma After Cervical Double-door Laminoplasty.
Yoshiharu Nakaya, Sachio Hayama, Atsushi Nakano, Takashi Fujishiro, Toma Yano, Yoshitada Usami

Clin Spine Surg· February 2022

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An Experimental Rat Model of C5 Palsy Following Posterior Decompression Surgery of the Cervical Spine.
Atsushi Yokota, Takashi Fujishiro, Yoshitada Usami, Masashi Neo

Spine (Phila Pa 1976)· February 2022

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Impact of morphological restoration of the spinal cord from the preoperative to early postoperative periods on C5 palsy development.
Masahiro Mizutani, Takashi Fujishiro, Takuya Obo, Atsushi Nakano, Yoshiharu Nakaya, Yoshitada Usami

J Neurosurg Spine· November 2021

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Gap between flexion and extension ranges of motion: a novel indicator to predict the loss of cervical lordosis after laminoplasty in patients with cervical spondylotic myelopathy.
Takashi Fujishiro, Sachio Hayama, Takuya Obo, Yoshiharu Nakaya, Atsushi Nakano, Yoshitada Usami

J Neurosurg Spine· July 2021

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Significance of flexion range of motion as a risk factor for kyphotic change after cervical laminoplasty.
Takashi Fujishiro, Atsushi Nakano, Toma Yano, Yoshiharu Nakaya, Sachio Hayama, Yoshitada Usami

J Clin Neurosci· June 2020

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Impact of Multifidus Muscle Swelling on C5 Palsy After Cervical Laminoplasty.
Yoshitada Usami, Yoshiharu Nakaya, Sachio Hayama, Atsushi Nakano, Takashi Fujishiro

Spine (Phila Pa 1976)· January 2020

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The Evaluation of Indirect Neural Decompression After Lateral Lumbar Interbody Fusion Using Intraoperative Computed Tomography Myelogram.
Sachio Hayama, Atsushi Nakano, Yoshiharu Nakaya, Ichiro Baba, Kenta Fujiwara, Yoshitada Usami

World Neurosurg· December 2018

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