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  1. No Access

    Article

    Intramedullary feeder aneurysm of a cervical epidural arteriovenous fistula causing myelopathy: a case report and literature review

    While a craniocervical junction (CCJ) epidural arteriovenous fistula (EDAVF) may present with hemorrhagic myelopathy from an associated feeder aneurysm on rare occasions, non-hemorrhagic myelopathy from such a...

    Hirokuni Hashikata, Masanori Goto, Yoshinori Maki, Namiko Nishida… in Acta Neurochirurgica (2023)

  2. Article

    Open Access

    The bifurcation angle is associated with the progression of saccular aneurysms

    The role of the bifurcation angle in progression of saccular intracranial aneurysms (sIAs) has been undetermined. We, therefore, assessed the association of bifurcation angles with aneurysm progression using a...

    Kampei Shimizu, Hiroharu Kataoka, Hirohiko Imai, Takeshi Miyata… in Scientific Reports (2022)

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  3. No Access

    Article

    Subjective and objective evaluation of swallowing in lateral decubitus positions examined in healthy volunteers

    Dysphagia can result from shock, trauma, aging, head and neck neoplasms, and some cerebrovascular diseases or neuromotor degenerative disorders. Swallowing rehabilitation therapy combined with postural control...

    Mayumi Takagawa, Akio Goda, Yoshinori Maki… in European Archives of Oto-Rhino-Laryngology (2022)

  4. Article

    Open Access

    Distal posterior inferior cerebellar artery aneurysm with cerebellar arteriovenous malformation treated by open surgery: a case report

    The detection of a feeder aneurysm and an arteriovenous malformation (AVM) is relatively rare for the intracranial AVM. The distal posterior inferior cerebellar artery aneurysm (DPICAAn) is reported to coexist...

    Takaya Yasuda, Yoshinori Maki, Ryota Ishibashi… in Chinese Neurosurgical Journal (2019)

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  5. No Access

    Article

    Flexible endoscopically assisted evacuation of acute and subacute subdural hematoma through a small craniotomy: preliminary results

    The first choice to treat acute subdural hematoma (SDH) is a large craniotomy under general anesthesia. However, increasing age or comorbid burden of the patients may render invasive treatment strategy inappro...

    Toshinari Kawasaki, Yoshitaka Kurosaki, Hitoshi Fukuda… in Acta Neurochirurgica (2018)

  6. No Access

    Chapter and Conference Paper

    Architecture for Wide Area Appliance Management

    We studied for (IoT) appliances with constrained resources to enable controlling and managing them over a wide area network. By clarifying requirements for using wide area network, we examined issues that ...

    Arata Koike, Ryota Ishibashi in Software Engineering, Artificial Intellige… (2016)

  7. No Access

    Chapter and Conference Paper

    Experimental Verification of a Mass Measurement Device under Zero Gravity with a Prismatic Variable Stiffness Mechanism

    A new method to measure the mass of an object in microgravity is proposed in this paper. The proposed method uses a new system that consists of a prismatic variable stiffness mechanism and an actuator. The obj...

    Ryota Ishibashi, Ryuta Ozawa, Sadao Kawamura in Service Robotics and Mechatronics (2010)