Shota Takenaka
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View article: Accuracy and Feasibility of Intraoperative Computed Tomography Navigation with a Clavicular Reference Frame in Anterior Cervical Spine Surgery: A Preliminary Report
Accuracy and Feasibility of Intraoperative Computed Tomography Navigation with a Clavicular Reference Frame in Anterior Cervical Spine Surgery: A Preliminary Report Open
View article: Impact of Spinal Instrumentation on Early Postoperative Inflammatory Markers: A Comparative Analysis in the Same Patient Cohort with or without Instrumentation
Impact of Spinal Instrumentation on Early Postoperative Inflammatory Markers: A Comparative Analysis in the Same Patient Cohort with or without Instrumentation Open
Early postoperative trends were significantly higher after PLIF than after laminotomy for all three indices, with a significant interaction between time and number of levels for CRP and NC.
View article: Efficiency of QM/MM optimization and fragment molecular orbital calculations for investigating interactions between zinc metalloprotease and its inhibitors
Efficiency of QM/MM optimization and fragment molecular orbital calculations for investigating interactions between zinc metalloprotease and its inhibitors Open
In this study, we analyzed the binding characteristics of the zinc (Zn) metalloprotease pseudolysin (PLN) derived from Pseudomonas aeruginosa and its inhibitors at the electronic level to elucidate their interactions with PLN and propose n…
View article: Additional Cover
Additional Cover Open
Cover legend: The cover image is based on the Article Cellular senescence by loss of Men1 in osteoblasts is critical for age‐related osteoporosis by Yuichiro Ukon et al., https://doi.org/10.1111/acel.14254 [Image: see text]
View article: Cellular senescence by loss of <i>Men1</i> in osteoblasts is critical for age‐related osteoporosis
Cellular senescence by loss of <i>Men1</i> in osteoblasts is critical for age‐related osteoporosis Open
Recent evidence suggests an association between age‐related osteoporosis and cellular senescence in the bone; however, the specific bone cells that play a critical role in age‐related osteoporosis and the mechanism remain unknown. Results …
View article: Appropriate pelvic obliquity measurement method in Lenke type 5C adolescent idiopathic scoliosis: a preliminary study
Appropriate pelvic obliquity measurement method in Lenke type 5C adolescent idiopathic scoliosis: a preliminary study Open
Given the asymmetric sacral morphology, SO is more appropriate pelvic parameter than IO to represent the sacral tilt of Lenke 5C AIS, especially when measured using CT images to overcome the poor visibility on PA whole-spine radiographs.
View article: Platythorax increases residual volume/total lung capacity in idiopathic pleuroparenchymal fibroelastosis
Platythorax increases residual volume/total lung capacity in idiopathic pleuroparenchymal fibroelastosis Open
Platythorax significantly contributes to the increase in residual volume/total lung capacity ratio in patients with idiopathic pleuroparenchymal fibroelastosis https://bit.ly/3uZ0rmP.
View article: An 88-Year-Old Woman With Pneumothorax and Black Pleural Effusion
An 88-Year-Old Woman With Pneumothorax and Black Pleural Effusion Open
View article: Development of patient-reported outcome for adult spinal deformity: validation study
Development of patient-reported outcome for adult spinal deformity: validation study Open
Adult spinal deformity (ASD) is a complex condition that combines scoliosis, kyphosis, pain, and postoperative range of motion limitation. The lack of a scale that can successfully capture this complex condition is a clinical challenge. We…
View article: Mortality and morbidity among dialysis-dependent patients undergoing spine surgery: Insights from a prospective surgeon-maintained database
Mortality and morbidity among dialysis-dependent patients undergoing spine surgery: Insights from a prospective surgeon-maintained database Open
View article: Impact of spinal instrumentation on early postoperative inflammatory markers: A comparative analysis in the same patient cohort with or without instrumentation
Impact of spinal instrumentation on early postoperative inflammatory markers: A comparative analysis in the same patient cohort with or without instrumentation Open
View article: A case of invasive mucinous adenocarcinoma presenting with massive bronchorrhea
A case of invasive mucinous adenocarcinoma presenting with massive bronchorrhea Open
An 80-year-old non-smoking woman was admitted to hospital due to persistent sputum production and dyspnea. She developed respiratory failure, and chest imaging revealed multifocal consolidation and cavities. Her respiratory status did not …
View article: Bimodal artificial intelligence using TabNet for differentiating spinal cord tumors—Integration of patient background information and images
Bimodal artificial intelligence using TabNet for differentiating spinal cord tumors—Integration of patient background information and images Open
We proposed a bimodal artificial intelligence that integrates patient information with images to diagnose spinal cord tumors. Our model combines TabNet, a state-of-the-art deep learning model for tabular data for patient information, and a…
View article: Cellular senescence by loss of Men1 in osteoblasts is critical for age-related osteoporosis
Cellular senescence by loss of Men1 in osteoblasts is critical for age-related osteoporosis Open
Recent evidence suggests an association between age-related osteoporosis and cellular senescence in the bone; however, the specific bone cells that play a critical role in age-related osteoporosis and the mechanism remain unknown. Results …
View article: Which treatment provides the best neurological outcomes in acute spinal cord injury?
Which treatment provides the best neurological outcomes in acute spinal cord injury? Open
Initial treatment of traumatic spinal cord injury remains as controversial in 2023 as it was in the early 19th century, when Sir Astley Cooper and Sir Charles Bell debated the merits or otherwise of surgery to relieve cord compression. The…
View article: Review of Basic Research about Ossification of the Spinal Ligaments Focusing on Animal Models
Review of Basic Research about Ossification of the Spinal Ligaments Focusing on Animal Models Open
Ossification of the posterior longitudinal ligament (OPLL) is a heterotopic ossification that may cause spinal cord compression. With the recent development of computed tomography (CT) imaging, it is known that patients with OPLL often hav…
View article: Risk factors for insufficient reduction of intracanal fragment after short-segment posterior fixation for thoracolumbar burst fractures
Risk factors for insufficient reduction of intracanal fragment after short-segment posterior fixation for thoracolumbar burst fractures Open
View article: Comparison of anterior spinal fusion and posterior cervical foraminotomy for cervical spondylotic radiculopathy in terms of postoperative recovery of upper extremity motor deficits
Comparison of anterior spinal fusion and posterior cervical foraminotomy for cervical spondylotic radiculopathy in terms of postoperative recovery of upper extremity motor deficits Open
View article: Primary thoracic spine surgery for degenerative diseases: Exploring risk factors for surgery-related complications and patient characteristics in those also undergoing cervical and/or lumbar spine surgery
Primary thoracic spine surgery for degenerative diseases: Exploring risk factors for surgery-related complications and patient characteristics in those also undergoing cervical and/or lumbar spine surgery Open
View article: Risk factors for insufficient reduction after short-segment posterior fixation for thoracolumbar burst fractures: Does the interval from injury onset to surgery affect reduction of fractured vertebrae?
Risk factors for insufficient reduction after short-segment posterior fixation for thoracolumbar burst fractures: Does the interval from injury onset to surgery affect reduction of fractured vertebrae? Open
Background Many surgeons have encountered patients who could not immediately undergo surgery to treat spinal fractures because they had associated injuries and/or because a complete diagnosis was delayed. For such patients, practitioners m…
View article: Risk Factors for Insufficient Reduction After Short-Segment Posterior Fixation for Thoracolumbar Burst Fractures Does the Interval from Injury Onset to Surgery Affect Reduction of Fractured Vertebrae?
Risk Factors for Insufficient Reduction After Short-Segment Posterior Fixation for Thoracolumbar Burst Fractures Does the Interval from Injury Onset to Surgery Affect Reduction of Fractured Vertebrae? Open
Background: Many surgeons have encountered patients who could not immediately undergo surgery to treat spinal fractures because they had associated injuries and/or because a complete diagnosis was delayed. For such patients, practitioners …
View article: Development of artificial intelligence for automated measurement of cervical lordosis on lateral radiographs
Development of artificial intelligence for automated measurement of cervical lordosis on lateral radiographs Open
View article: Effects of rhBMP-2-loaded hydroxyapatite granules/beta-tricalcium phosphate hydrogel (HA/β-TCP/hydrogel) composite on a rat model of caudal intervertebral fusion
Effects of rhBMP-2-loaded hydroxyapatite granules/beta-tricalcium phosphate hydrogel (HA/β-TCP/hydrogel) composite on a rat model of caudal intervertebral fusion Open
The effects and inflammation-related side effects of bone morphogenetic protein (BMP)-2 on posterior lumbar interbody fusion are controversial. One of the potential causes for the inconsistent results is the uncontrolled release of BMP-2 f…
View article: Risk Factors for Insufficient Reduction After Short-Segment Posterior Fixation for Thoracolumbar Burst Fractures Does the Interval from Injury Onset to Surgery Affect Reduction of Fractured Vertebrae?
Risk Factors for Insufficient Reduction After Short-Segment Posterior Fixation for Thoracolumbar Burst Fractures Does the Interval from Injury Onset to Surgery Affect Reduction of Fractured Vertebrae? Open
Background: Many surgeons have encountered patients who could not immediately undergo surgery to treat spinal fractures because they had associated injuries and/or because a complete diagnosis was delayed. For such patients, practitioners …
View article: Postoperative improvement in leg length discrepancy in adolescent idiopathic scoliosis differs between right and left legs
Postoperative improvement in leg length discrepancy in adolescent idiopathic scoliosis differs between right and left legs Open
The postoperative improvement of LLD in AIS patients differed between the left and right sides. Different pathologies may contribute to the LLD on the left and right sides.
View article: Prostaglandin EP4 Selective Agonist AKDS001 Enhances New Bone Formation by Minimodeling in a Rat Heterotopic Xenograft Model of Human Bone
Prostaglandin EP4 Selective Agonist AKDS001 Enhances New Bone Formation by Minimodeling in a Rat Heterotopic Xenograft Model of Human Bone Open
To enhance bone regeneration, the use of bone morphogenetic protein (BMP)-2 is an attractive option. Unfortunately, the dose-dependent side effects prevent its widespread use. Therefore, a novel osteogenic agent using a different mechanism…
View article: Preoperative Risk Factors Affecting Outcome in Surgically Treated Pyogenic Spondylodiscitis
Preoperative Risk Factors Affecting Outcome in Surgically Treated Pyogenic Spondylodiscitis Open
Study Design Retrospective study Objective The primary aim of this study was to investigate the predictors of severe complications in patients following surgery for pyogenic spondylodiscitis (PS) using a surgeon-maintained database. The se…
View article: Measurement Accuracy of Artificial Intelligence in the Form of Convolutional Neural Networks for Cervical Lordosis on Lateral Radiographs
Measurement Accuracy of Artificial Intelligence in the Form of Convolutional Neural Networks for Cervical Lordosis on Lateral Radiographs Open
Although cervical alignment is important for evaluating spine disorders, manual measurement is time-consuming and burdensome. We aimed to validate the usefulness of artificial intelligence (AI) in the form of convolutional neural networks …
View article: Surgical resection of thoracic dumbbell-shaped schwannoma thought posterolateral spinal approach and VATS - Report of two cases
Surgical resection of thoracic dumbbell-shaped schwannoma thought posterolateral spinal approach and VATS - Report of two cases Open
症例1：23歳女性．主訴は背部痛，MRIでTh4/5右傍椎体に4.0×4.0×4.0 cmの腫瘤を認めた．症例2：68歳女性．主訴は胸部異常陰影，CTでTh8-10の右傍椎体に7.0×6.7×5.3 cmの腫瘤を認めた．両症例とも腫瘍は脊髄硬膜内には伸展しておらず，中枢に近い肋間神経から発生した神経鞘腫であった．ダンベル型腫瘍の多くは脊髄腫瘍であり椎間孔を通過し，傍脊柱部へ伸展するとされている．肋間神経より発生した神経鞘腫がダンベル型を呈することは極めて稀である．一般的に胸…
View article: Effects of rhBMP-2 Loaded Hydroxyapatite Granules/beta-Tricalcium Phosphate Hydrogel (HA/β-TCP hydrogel) Composite on a Rat Model of Coccygeal Intervertebral Fusion.
Effects of rhBMP-2 Loaded Hydroxyapatite Granules/beta-Tricalcium Phosphate Hydrogel (HA/β-TCP hydrogel) Composite on a Rat Model of Coccygeal Intervertebral Fusion. Open
The effects and inflammation-related side effects of bone morphogenetic protein (BMP)-2 on posterior lumbar interbody fusion are controversial. One of the potential causes for the inconsistent results is the uncontrolled release of BMP-2 f…