Ken Masamune
YOU?
Author Swipe
View article: Prevention and Management of Percutaneous Coronary Intervention‐Related Complications: Assessing the Impact of Simulation‐Based Learning and Human Factors Training
Prevention and Management of Percutaneous Coronary Intervention‐Related Complications: Assessing the Impact of Simulation‐Based Learning and Human Factors Training Open
Background Complications of percutaneous coronary intervention (PCI) remain infrequent but are associated with a risk of serious injury or death. The techniques and devices required to manage them may be unfamiliar or unavailable to operat…
View article: CNSC-01. PROGNOSTIC FACTORS AND TALAPORFIN SODIUM CONCENTRATION IN PHOTODYNAMIC THERAPY FOR RECURRENT GRADE 4 GLIOMA
CNSC-01. PROGNOSTIC FACTORS AND TALAPORFIN SODIUM CONCENTRATION IN PHOTODYNAMIC THERAPY FOR RECURRENT GRADE 4 GLIOMA Open
BACKGROUND Although extensive resection improves the prognosis of gliomas, it risks impairing critical brain functions. Photodynamic therapy (PDT) utilizing talaporfin so-dium (TS) targets tumor cells upon light activation. Despite its app…
View article: Correction: Onodera et al. Prognostic Factors and Talaporfin Sodium Concentration in Photodynamic Therapy for Recurrent Grade 4 Glioma. Pharmaceuticals 2025, 18, 583
Correction: Onodera et al. Prognostic Factors and Talaporfin Sodium Concentration in Photodynamic Therapy for Recurrent Grade 4 Glioma. Pharmaceuticals 2025, 18, 583 Open
In the original publication [...]
View article: The First Microsurgery-assisting Robot Equipped With an Automatic Instrument Exchange System and a Miniature Tool Kit
The First Microsurgery-assisting Robot Equipped With an Automatic Instrument Exchange System and a Miniature Tool Kit Open
Summary: Microsurgery requires high precision, stability, and effective teamwork. However, current robotic-assisted surgery faces challenges such as inefficient instrument exchange and dependence on surgical assistants, contributing to pro…
View article: Issues Involved in Extracting Data from Maternal and Fetal Electronic Medical Records for Clinical Research in Japan
Issues Involved in Extracting Data from Maternal and Fetal Electronic Medical Records for Clinical Research in Japan Open
Introduction: Electronic medical records (EMRs) are used as secondary data in clinical research in the healthcare field. This study aims to address issues in the process of extracting maternal and fetal EMRs from EMR storage systems. Metho…
View article: Induction of an anti-tumor immune response by sonodynamic therapy, combining 5-aminolevulinic acid and high-intensity focused ultrasound using the trigger pulse sonication
Induction of an anti-tumor immune response by sonodynamic therapy, combining 5-aminolevulinic acid and high-intensity focused ultrasound using the trigger pulse sonication Open
Ultrasound-based cancer therapies offer non-invasive treatment options for deep-seated tumors, yet their clinical application is often limited by safety concerns. High-intensity focused ultrasound (HIFU) has demonstrated therapeutic potent…
View article: Dissecting Superficial Inferior Epigastric Veins Using a Tablet Navigation Device
Dissecting Superficial Inferior Epigastric Veins Using a Tablet Navigation Device Open
Summary: A preoperative understanding of the running pattern of blood vessels is important to safely raise flaps during surgery. The vascular anatomy from medical images indicates the entire vascular course and several perforator positions…
View article: Prognostic Factors and Talaporfin Sodium Concentration in Photodynamic Therapy for Recurrent Grade 4 Glioma
Prognostic Factors and Talaporfin Sodium Concentration in Photodynamic Therapy for Recurrent Grade 4 Glioma Open
Background: Although extensive resection improves the prognosis of gliomas, it risks impairing critical brain functions. Photodynamic therapy (PDT) utilizing talaporfin sodium (TS) targets tumor cells upon light activation. Despite its app…
View article: Visualizing Intraoperative Transcranial Motor-Evoked Potentials During Glioma Surgery for Predicting Postoperative Paralysis Prognosis
Visualizing Intraoperative Transcranial Motor-Evoked Potentials During Glioma Surgery for Predicting Postoperative Paralysis Prognosis Open
The overall intraoperative MEP trend can reflect the risk of postoperative paralysis during glioma surgery. Thus, visualizing this trend can provide a better understanding of the prognosis of postoperative paralysis.
View article: 3D evaluation model of facial aesthetics based on multi‐input 3D convolution neural networks for orthognathic surgery
3D evaluation model of facial aesthetics based on multi‐input 3D convolution neural networks for orthognathic surgery Open
Background Quantitative evaluation of facial aesthetics is an important but also time‐consuming procedure in orthognathic surgery, while existing 2D beauty‐scoring models are mainly used for entertainment with less clinical impact. Methods…
View article: Classification of Speech Arrests and Speech Impairments during Awake Craniotomy: a multi-databases analysis
Classification of Speech Arrests and Speech Impairments during Awake Craniotomy: a multi-databases analysis Open
Purpose : Awake craniotomy presents a unique opportunity to map and preserve critical brain functions, particularly speech, during tumor resection. The ability to accurately assess linguistic functions in real-time not only enhances surgic…
View article: Classification of Speech Arrests and Speech Impairments during Awake Craniotomy: a multi-databases analysis
Classification of Speech Arrests and Speech Impairments during Awake Craniotomy: a multi-databases analysis Open
Purpose : Awake craniotomy presents a unique opportunity to map and preserve critical brain functions, particularly speech, during tumor resection. The ability to accurately assess linguistic functions in real-time not only enhances surgic…
View article: Overview of Robotic Surgery
Overview of Robotic Surgery Open
This paper focuses on robotic surgery, an extension of surgeons' "hand" technique that has made rapid progressin recent decades, and discusses its current status and future developments.The term "surgical robot" is generally associated wit…
View article: Computerized Classification Method for Molecular Subtypes of Low-Grade Gliomas on Brain MR Images Using Modified ArcFace With Gram-Schmidt Orthogonalization
Computerized Classification Method for Molecular Subtypes of Low-Grade Gliomas on Brain MR Images Using Modified ArcFace With Gram-Schmidt Orthogonalization Open
Researchers have previously developed a computerized classification method for molecular subtypes of low-grade gliomas (LGGs) on brain magnetic resonance (MR) images using three-dimensional convolutional neural networks (3D-CNN) with softm…
View article: SURG-05. HYPER SMART CYBER OPERATING THEATER TO PERFORM FUTURE PREDICTIVE SURGERY
SURG-05. HYPER SMART CYBER OPERATING THEATER TO PERFORM FUTURE PREDICTIVE SURGERY Open
Gliomas are invasive tumors in which the extent of tumor resection is believed to correlate with prognosis. However, aggressive extraction risks deterioration due to functional tissue damage. One strategy for resolving this conflict is the…
View article: Precise Brain-shift Prediction by New Combination of W-Net Deep Learning for Neurosurgical Navigation
Precise Brain-shift Prediction by New Combination of W-Net Deep Learning for Neurosurgical Navigation Open
Brain tissue deformation during surgery significantly reduces the accuracy of image-guided neurosurgeries. We generated updated magnetic resonance images (uMR) in this study to compensate for brain shifts after dural opening using a convol…
View article: STMO-17 USEFULNESS OF INTEGRATION OF PREOPERATIVE FUNCTIONAL IMAGING AND INTRAOPERATIVE MRI NAVIGATION SYSTEM IN GLIOMA SURGERY
STMO-17 USEFULNESS OF INTEGRATION OF PREOPERATIVE FUNCTIONAL IMAGING AND INTRAOPERATIVE MRI NAVIGATION SYSTEM IN GLIOMA SURGERY Open
Purpose Intraoperative magnetic resonance imaging (MRI) update navigation is performed in all cases to preserve neurological function and remove the tumor as much as possible, and to prevent recurrence and improve prognosis. And under awak…
View article: The actual status of drug prices and adjustment factors for drug price calculation: an analysis of ultra-orphan drug development in Japan
The actual status of drug prices and adjustment factors for drug price calculation: an analysis of ultra-orphan drug development in Japan Open
Background Extremely high prices facilitate drug development for ultra-rare diseases (ultra-orphan drugs). However, various problems arise in terms of healthcare financing and fairness, and the status of ultra-orphan drug pricing remains a…
View article: A trial to visualize perforators images from CTA with a tablet device: experience of operating on minipigs
A trial to visualize perforators images from CTA with a tablet device: experience of operating on minipigs Open
A reliable method for precise perforator mapping can be extremely valuable in perforator flap surgery. In this study, we attempted to map perforator location using 3-dimensional computed tomography angiography (CTA), a newly developed appl…
View article: The high incidence and risk factors of levetiracetam and lacosamide-related skin rashes in glioma patients
The high incidence and risk factors of levetiracetam and lacosamide-related skin rashes in glioma patients Open
Antiseizure drug (ASD)-induced skin rash remains the main side effect of seizure management in patients with glioma. New generations of ASDs, such as levetiracetam (LEV) and lacosamide (LCM) are associated with less frequent skin rashes th…
View article: Temperature-controlled laser thermal therapy system using a newly developed laparoscopic system equipped with an ultra-compact thermographic camera
Temperature-controlled laser thermal therapy system using a newly developed laparoscopic system equipped with an ultra-compact thermographic camera Open
Laser thermal therapy is one of the treatments for malignant tumors. We developed a thermal endoscope using an ultra-compact thermo-sensor and established a new laparoscopic laser thermal therapy system to heat cancer tissue at an appropri…
View article: Numerical Calculation Method for Brain Shift Based on Hydrostatics and Dynamic FEM
Numerical Calculation Method for Brain Shift Based on Hydrostatics and Dynamic FEM Open
During neurosurgery, brain deformation occurs because of gravity and leakage of the cerebrospinal fluid (CSF), which is referred to as brain shift. Brain shift is a serious problem in neuronavigation because neuronavigation relies on preop…