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Employment (8)

Juntendo University Hospital: Tokyo, Tokyo, JP

2024-04-01 to present | Professor (Neurosurgery)
Employment
Source: Self-asserted source
Akira Ishii

Juntendo University: Tokyo, Tokyo, JP

2024-04-01 to present | Professor (Neurosurgery)
Employment
Source: Self-asserted source
Akira Ishii

京都大学 / Kyoto University: 京都市左京区 / Sakyo, Kyoto, JP

2023-07-01 to 2024-03-31 | 准教授 / Associate Professor (医学研究科 / Graduate Schools of Medicine)
Employment
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Kyoto University

京都大学 / Kyoto University: 京都市左京区 / Sakyo, Kyoto, JP

2020-07-16 to 2023-06-30 | 特定准教授 / Program-Specific Associate Professor (医学部附属病院 / Kyoto University Hospital)
Employment
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Kyoto University

京都大学 / Kyoto University: 京都市左京区 / Sakyo, Kyoto, JP

2016-08-01 to 2020-07-15 | 講師 / Senior Lecturer/ Junior Associate Professor (医学研究科 / Graduate Schools of Medicine)
Employment
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Kyoto University

京都大学 / Kyoto University: 京都市左京区 / Sakyo, Kyoto, JP

2016-04-01 to 2016-07-31 | 特定講師 / Program-Specific Senior Lecturer/Program-Specific Junior Associate Professor (医学部附属病院 / Kyoto University Hospital)
Employment
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Kyoto University

京都大学 / Kyoto University: 京都市左京区 / Sakyo, Kyoto, JP

2014-10-01 to 2015-03-31 | 助教 / Assistant Professor (医学部附属病院 / Kyoto University Hospital)
Employment
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Kyoto University

京都大学 / Kyoto University: 京都市左京区 / Sakyo, Kyoto, JP

2008-05-01 to 2013-03-31 | 助教 / Assistant Professor (医学部附属病院 / Kyoto University Hospital)
Employment
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Kyoto University

Works (50 of 65)

Items per page:
Page 1 of 2

Magnesium-based bioresorbable flow diverter for intracranial aneurysms: a pilot study of biocompatibility and bioresorption in a rabbit vascular model

Journal of NeuroInterventional Surgery
2024-11-20 | Journal article
Contributors: Ryo Akiyama; Akira Ishii; Natsuhi Sasaki; So Matsukawa; Shinichi Yagi; Hideo Chihara; Hidehisa Nishi; Kiyotaka Iwasaki; Shinichi Sakurai; Yoshihito Kawamura et al.
Source: check_circle
Crossref

Development and Validation of Automated Software for the Detection of Large Vessel Occlusion on Noncontrast CT

2024-10-16 | Preprint
Contributors: Hirofumi Tsuji; Akira Ishii; Yu Abekura; Hidehisa Nishi; Takuya Fuchigami; Atsushi Tachibana; Hirotaka Ito; Yoshiki Arakawa
Source: check_circle
Crossref

Optimal duration of dual antiplatelet therapy for stent-assisted coiling or flow diverter placement

Journal of NeuroInterventional Surgery
2024-05 | Journal article
Contributors: Yukiko Enomoto; Hirofumi Matsubara; Takuma Ishihara; Kenji Shoda; Daisuke Mizutani; Yusuke Egashira; Akira Ishii; Makoto Sakamoto; Kazutaka Sumita; Ichiro Nakagawa et al.
Source: check_circle
Crossref

Automatic Ischemic Core Estimation Based on Noncontrast-Enhanced Computed Tomography

Stroke
2023-07 | Journal article
Contributors: Hidehisa Nishi; Akira Ishii; Hirofumi Tsuji; Takuya Fuchigami; Natsuhi Sasaki; Atsushi Tachibana; Hirotaka Ito; Susumu Miyamoto
Source: check_circle
Crossref

Bioresorbable Poly (L-Lactic Acid) Flow Diverter Versus Cobalt-Chromium Flow Diverter: In Vitro and In Vivo Analysis

Stroke
2023-06 | Journal article
Contributors: Natsuhi Sasaki; Akira Ishii; Shinichi Yagi; Hidehisa Nishi; Ryo Akiyama; Masakazu Okawa; Yu Abekura; Hirofumi Tsuji; Shinichi Sakurai; Susumu Miyamoto
Source: check_circle
Crossref

Onset-to-treatment time and aneurysmal regression predict improvement of cranial neuropathy after flow diversion treatment in patients with symptomatic internal carotid artery aneurysms.

Journal of neurointerventional surgery
2022-07-19 | Journal article
Contributors: Akira Ishii; Ryo Akiyama; Ishii A; Takayuki Kikuchi; Okawa M; Yukihiro Yamao; Abekura Y; Ono I; Natsuhi Sasaki; Tsuji H et al.
Source: Self-asserted source
Akira Ishii

A multicenter prospective registry of Borden type I dural arteriovenous fistula: results of a 3-year follow-up study

Neuroradiology
2022-04 | Journal article
Contributors: Hidehisa Nishi; Hiroyuki Ikeda; Akira Ishii; Takayuki Kikuchi; Ichiro Nakahara; Tsuyoshi Ohta; Nobuyuki Sakai; Hirotoshi Imamura; Jun C. Takahashi; Tetsu Satow et al.
Source: check_circle
Crossref

Carotid-cavernous Fistula Associated with a Ruptured Persistent Primitive Trigeminal Artery Aneurysm: A Case Report and Review of Literature.

NMC case report journal
2021-10-16 | Journal article
Contributors: Akira Ishii; Shiomi K; Yamao Y; Ishii A; Kikuchi T; Okawa M; Yamada K; Yoshida K; Miyamoto S
Source: Self-asserted source
Akira Ishii

Preoperative obliteration of choroidal arteries in the treatment of large hypervascular tumors in the lateral ventricle.

BMC neurology
2021-03-12 | Journal article
Contributors: Akira Ishii; Yukihiro Yamao; Yoshida K; Ishii A; Tanji M; Okawa M; Mineharu Y; Kikuchi T; Arakawa Y; Kataoka H et al.
Source: Self-asserted source
Akira Ishii

Candidate drugs for preventive treatment of unruptured intracranial aneurysms: A cross-sectional study.

PloS one
2021-02-12 | Journal article
Contributors: Akira Ishii; Kampei Shimizu; Hirotoshi Imamura; Tani S; Adachi H; Sakai C; Ishii A; Kataoka H; Miyamoto S; Aoki T et al.
Source: Self-asserted source
Akira Ishii

Changes in treatment strategy over time for arteriovenous malformation in a Japanese high-volume center.

BMC neurology
2020-11-05 | Journal article
Contributors: Akira Ishii; Katsuya Komatsu; Takagi Y; Ishii A; Kikuchi T; Yamao Y; Yoshida K; Miyamoto S
Source: Self-asserted source
Akira Ishii

Clinical trial of carotid artery stenting using dual-layer CASPER stent for carotid endarterectomy in patients at high and normal risk in the Japanese population.

Journal of neurointerventional surgery
2020-09-15 | Journal article
Contributors: Akira Ishii; Hirotoshi Imamura; Sakai N; Matsumoto Y; Yamagami H; Terada T; Fujinaka T; Yoshimura S; Sugiu K; Ishii A et al.
Source: Self-asserted source
Akira Ishii

A Case of Intracerebral Hemorrhage During the Untreated Course of a Benign Dural Arteriovenous Fistula.

World neurosurgery
2020-05-07 | Journal article
Contributors: Akira Ishii; Yukihiro Yamao; Ishii A; Matsukawa S; Hidehisa Nishi; Hiroyuki Ikeda; Okawa M; Yohei Takenobu; Kikuchi T; Miyamoto S
Source: Self-asserted source
Akira Ishii

Eicosapentaenoic acid prevents the progression of intracranial aneurysms in rats.

Journal of neuroinflammation
2020-04-24 | Journal article
Contributors: Akira Ishii; Abekura Y; Ono I; Kawashima A; Takizawa K; Koseki H; Miyata H; Shimizu K; Oka M; Kushamae M et al.
Source: Self-asserted source
Akira Ishii

Activatable Fluorescence Imaging of Macrophages in Cerebral Aneurysms Using Iron Oxide Nanoparticles Conjugated With Indocyanine Green.

Frontiers in neuroscience
2020-04-22 | Journal article
Contributors: Akira Ishii; Ikeda H; Ishii A; Sano K; Chihara H; Arai D; Abekura Y; Hidehisa Nishi; Ono M; Saji H et al.
Source: Self-asserted source
Akira Ishii

Deep Learning-Derived High-Level Neuroimaging Features Predict Clinical Outcomes for Large Vessel Occlusion.

Stroke
2020-04-06 | Journal article
Contributors: Akira Ishii; Hidehisa Nishi; Naoya Oishi; Ishii A; Ono I; Ogura T; Sunohara T; Chihara H; Fukumitsu R; Okawa M et al.
Source: Self-asserted source
Akira Ishii

A Case of Ischemic Stroke With Congenital Protein C Deficiency and Carotid Web Successfully Treated by Anticoagulant and Carotid Stenting.

Frontiers in neurology
2020-02-18 | Journal article
Contributors: Akira Ishii; Watanabe S; Matsumoto S; Nakahara I; Ishii A; Hatano T; Mori M; Morishita E; Nagata I
Source: Self-asserted source
Akira Ishii
grade
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Impact of thrombus migration on clinical outcomes in patients with internal carotid artery occlusions and patent middle cerebral artery.

Journal of the neurological sciences
2020-02-15 | Journal article
Contributors: Akira Ishii; Koge J; Matsumoto S; Ichiro Nakahara; Ishii A; Hatano T; Tanaka Y; Kondo D; Kira JI; Nagata I
Source: Self-asserted source
Akira Ishii

Factors related to adverse events during endovascular coil embolization for ruptured cerebral aneurysms.

Journal of neurointerventional surgery
2020-01-24 | Journal article
Contributors: Akira Ishii; Hirotoshi Imamura; Sakai N; Satow T; Iihara K; JR-NET3 Study Group
Source: Self-asserted source
Akira Ishii

A Visual Task Management Application for Acute Ischemic Stroke Care.

Frontiers in neurology
2019-10-30 | Journal article
Contributors: Akira Ishii; Matsumoto S; Koyama H; Nakahara I; Ishii A; Hatano T; Tsuyoshi Ohta; Tanaka K; Ando M; Chihara H et al.
Source: Self-asserted source
Akira Ishii
grade
Preferred source (of 2)‎

Long-term Outcomes After Intraprocedural Aneurysm Rupture During Coil Embolization of Unruptured Intracranial Aneurysms.

World neurosurgery
2019-10-16 | Journal article
Contributors: Akira Ishii; Yamagami K; Hatano T; Ichiro Nakahara; Ishii A; Ando M; Hideo Chihara; Ogura T; Suzuki K; Kondo D et al.
Source: Self-asserted source
Akira Ishii

Biodegradable Flow Diverter for the Treatment of Intracranial Aneurysms: A Pilot Study Using a Rabbit Aneurysm Model.

Journal of the American Heart Association
2019-10-04 | Journal article
Contributors: Akira Ishii; Hidehisa Nishi; Ishii A; Ono I; Abekura Y; Ikeda H; Arai D; Yukihiro Yamao; Okawa M; Kikuchi T et al.
Source: Self-asserted source
Akira Ishii

Expansive carotid artery remodeling: possible marker of vulnerable plaque.

Journal of neurosurgery
2019-10-04 | Journal article
Contributors: Akira Ishii; Yoshida K; Yang T; Yamamoto Y; 0000-0003-0738-760X; Funaki T; Kikuchi T; Ishii A; Kataoka H; Miyamoto S
Source: Self-asserted source
Akira Ishii

Predicting Clinical Outcomes of Large Vessel Occlusion Before Mechanical Thrombectomy Using Machine Learning.

Stroke
2019-08-14 | Journal article
Contributors: Akira Ishii; Hidehisa Nishi; Oishi N; Ishii A; Ono I; Ogura T; Sunohara T; Chihara H; Fukumitsu R; Okawa M et al.
Source: Self-asserted source
Akira Ishii

Factors Associated with Postprocedural Diffusion-Weighted Imaging-Positive Lesions in Endovascular Treatment for Unruptured Cerebral Aneurysms.

World neurosurgery
2019-06-24 | Journal article
Contributors: Akira Ishii; Keisuke Tokunaga; Hatano T; Nakahara I; Ishii A; Eiji Higashi; Kamata T; Funakoshi Y; Hashikawa T; Takita W et al.
Source: Self-asserted source
Akira Ishii

Evaluating the safety and technical effectiveness of a newly developed intravascular 'flow isolator' stent for the treatment of intracranial aneurysms: study protocol for a first-in-human single-arm multiple-site clinical trial in Japan.

BMJ open
2019-05-09 | Journal article
Contributors: Akira Ishii; Yamamoto H; Toshimitsu Hamasaki; Onda K; Nakayama Y; Ishii A; Oishi H; Sakai N; Satow T
Source: Self-asserted source
Akira Ishii

Successful Reperfusion with Endovascular Therapy Has Beneficial Effects on Long-Term Outcome Beyond 90 Days.

Cerebrovascular diseases (Basel, Switzerland)
2019-04-09 | Journal article
Contributors: Akira Ishii; Todo K; Sakai N; Imamura H; Hiroshi Yamagami; Adachi H; Kono T; Kobayashi J; Yamamoto S; Morimoto T et al.
Source: Self-asserted source
Akira Ishii

Prospective Registry of Embolization of Intracranial Aneurysms Using HydroSoft Coils: Results of the Japanese HydroSoft Registry.

World neurosurgery
2019-04-01 | Journal article
Contributors: Akira Ishii; Imamura H; Sakai N; Ito Y; Sakai C; Hyodo A; Miyachi S; Matsumaru Y; Yoshimura S; Abe T et al.
Source: Self-asserted source
Akira Ishii

Ex Vivo Assessment of Various Histological Differentiation in Human Carotid Plaque with Near-infrared Spectroscopy Using Multiple Wavelengths.

Neurologia medico-chirurgica
2019-02-28 | Journal article
Contributors: Akira Ishii; Munemitsu T; Ishii A; Okada E; Chihara H; Yoshida K; Takahashi JC; Takagi Y; Miyamoto S
Source: Self-asserted source
Akira Ishii

Development of a stent capable of the controlled release of basic fibroblast growth factor and argatroban to treat cerebral aneurysms: In vitro experiment and evaluation in a rabbit aneurysm model.

Journal of biomedical materials research. Part B, Applied biomaterials
2019-01-17 | Journal article
Contributors: Akira Ishii; Daisuke Arai; Ishii A; Ikeda H; Abekura Y; Hidehisa Nishi; Miyamoto S; Tabata Y
Source: Self-asserted source
Akira Ishii

Carotid Endarterectomy for Medical Therapy-Resistant Symptomatic Low-Grade Stenosis.

World neurosurgery
2018-12-03 | Journal article
Contributors: Akira Ishii; Yoshida K; Fukumitsu R; 0000-0003-0738-760X; Nagata M; Tao Y; Suzuki M; Yamamoto Y; Funaki T; Kikuchi T et al.
Source: Self-asserted source
Akira Ishii

Different learning curves between stent retrieval and a direct aspiration first-pass technique for acute ischemic stroke.

Journal of neurosurgery
2018-12-01 | Journal article
Contributors: Akira Ishii; Hidehisa Nishi; Ishii A; Ichiro Nakahara; Matsumoto S; Sadamasa N; Kai Y; Ishibashi R; Yamamoto M; Morita S et al.
Source: Self-asserted source
Akira Ishii

Long-term outcomes of coil embolization of unruptured intracranial aneurysms.

Journal of neurosurgery
2018-12-01 | Journal article
Contributors: Akira Ishii; Masaomi Koyanagi; Ishii A; Imamura H; Satow T; Yoshida K; Hasegawa H; Kikuchi T; Takenobu Y; Ando M et al.
Source: Self-asserted source
Akira Ishii

Ruptured intranidal aneurysm of an arteriovenous malformation diagnosed by delay alternating with nutation for tailored excitation (DANTE)-prepared contrast-enhanced magnetic resonance imaging.

Acta neurochirurgica
2018-10-26 | Journal article
Contributors: Akira Ishii; Katsuya Komatsu; Takagi Y; Ishii A; Kikuchi T; Yukihiro Yamao; Fushimi Y; Grinstead J; Ahn S; Miyamoto S
Source: Self-asserted source
Akira Ishii

Activatable fluorescence imaging of macrophages in atherosclerotic plaques using iron oxide nanoparticles conjugated with indocyanine green.

Atherosclerosis
2018-05-18 | Journal article
Contributors: Akira Ishii; Hiroyuki Ikeda; Ishii A; Sano K; Chihara H; Arai D; Abekura Y; Hidehisa Nishi; Ono M; Saji H et al.
Source: Self-asserted source
Akira Ishii

Occlusion Status on Magnetic Resonance Angiography Is Associated with Risk of Delayed Ischemic Events in Cerebral Aneurysms Treated with Stent-Assisted Coiling.

World neurosurgery
2017-08-04 | Journal article
Contributors: Akira Ishii; Kikuchi T; Ishii A; Hideo Chihara; Arai D; Ando M; Takenobu Y; Tomohisa Okada; Takagi Y; Miyamoto S
Source: Self-asserted source
Akira Ishii

Contribution of the straightening effect of the parent artery to decreased recanalization in stent-assisted coiling of large aneurysms.

Journal of neurosurgery
2016-12-23 | Journal article
Contributors: Akira Ishii; Ishii A; Hideo Chihara; Kikuchi T; Arai D; Ikeda H; Miyamoto S
Source: Self-asserted source
Akira Ishii

Ruptured Aneurysms of the Occipital Artery Associated with Congenital Occipital Bone Defect.

World neurosurgery
2016-10-11 | Journal article
Contributors: Akira Ishii; Kawasaki T; Yoshida K; Kikuchi T; Ishii A; Takagi Y; Miyamoto S
Source: Self-asserted source
Akira Ishii

Deployment technique that takes advantage of the characteristics of Enterprise VRD2: an in vitro study.

Journal of neurointerventional surgery
2016-08-31 | Journal article
Contributors: Akira Ishii; Hideo Chihara; Ishii A; Kikuchi T; Ikeda H; Arai D; Miyamoto S
Source: Self-asserted source
Akira Ishii

In vivo detection of atherosclerotic plaque using non-contact and label-free near-infrared hyperspectral imaging.

Atherosclerosis
2016-05-10 | Journal article
Contributors: Akira Ishii; Hideo Chihara; Oishi N; Ishii A; Munemitsu T; Arai D; Ikeda H; Miyamoto S
Source: Self-asserted source
Akira Ishii

Histopathological Features of Brain Arteriovenous Malformations in Japanese Patients.

Neurologia medico-chirurgica
2016-04-06 | Journal article
Contributors: Akira Ishii; Yulius Hermanto; Takagi Y; Yoshida K; Ishii A; Kikuchi T; Funaki T; Yohei Mineharu; Miyamoto S
Source: Self-asserted source
Akira Ishii

Histological examination of vascular damage caused by stent retriever thrombectomy devices.

Journal of neurointerventional surgery
2015-10-27 | Journal article
Contributors: Akira Ishii; Arai D; Ishii A; Hideo Chihara; Ikeda H; Miyamoto S
Source: Self-asserted source
Akira Ishii

Delayed aneurysm rupture due to residual blood flow at the inflow zone of the intracranial paraclinoid internal carotid aneurysm treated with the Pipeline embolization device: Histopathological investigation.

Interventional neuroradiology : journal of peritherapeutic neuroradiology, surgical procedures and related neurosciences
2015-10-23 | Journal article
Contributors: Akira Ishii; Ikeda H; Ishii A; Kikuchi T; Ando M; Hideo Chihara; Arai D; Etsuko Hattori; Miyamoto S
Source: Self-asserted source
Akira Ishii

Immunohistochemical Analysis of Sox17 Associated Pathway in Brain Arteriovenous Malformations.

World neurosurgery
2015-10-14 | Journal article
Contributors: Akira Ishii; Yulius Hermanto; Takagi Y; Ishii A; Yoshida K; Kikuchi T; Funaki T; Yohei Mineharu; Miyamoto S
Source: Self-asserted source
Akira Ishii

Platelet reactivity and hemorrhage risk in neurointerventional procedures under dual antiplatelet therapy.

Journal of neurointerventional surgery
2015-08-21 | Journal article
Contributors: Akira Ishii; Hidehisa Nishi; Ichiro Nakahara; Shoji Matsumoto; Hashimoto T; Tsuyoshi Ohta; Sadamasa N; Ishibashi R; Gomi M; Saka M et al.
Source: Self-asserted source
Akira Ishii

Endovascular treatment of aneurysmal subarachnoid hemorrhage in Japanese Registry of Neuroendovascular Therapy (JR-NET) 1 and 2.

Neurologia medico-chirurgica
2013-12-27 | Journal article
Contributors: Akira Ishii; Imamura H; Sakai N; Sakai C; Fujinaka T; Ishii A; JR-NET Investigators
Source: Self-asserted source
Akira Ishii
grade
Preferred source (of 2)‎

Recent trends in neuroendovascular therapy in Japan: analysis of a nationwide survey--Japanese Registry of Neuroendovascular Therapy (JR-NET) 1 and 2.

Neurologia medico-chirurgica
2013-12-27 | Journal article
Contributors: Akira Ishii; Sakai N; Yoshimura S; Taki W; Hyodo A; Miyachi S; Nagai Y; Sakai C; Satow T; Terada T et al.
Source: Self-asserted source
Akira Ishii
grade
Preferred source (of 2)‎

Parent artery occlusion for unruptured cerebral aneurysms: the Japanese Registry of Neuroendovascular Therapy (JR-NET) 1 and 2.

Neurologia medico-chirurgica
2013-12-05 | Journal article
Contributors: Akira Ishii; Ishii A; Miyamoto S; Ito Y; Fujinaka T; Sakai C; Sakai N; Japanese Registry of Neuroendovascular Therapy Investigators
Source: Self-asserted source
Akira Ishii
grade
Preferred source (of 2)‎

Japanese Registry of Neuroendovascular Therapy: extracranial steno-occlusive diseases except for internal carotid artery stenosis.

Neurologia medico-chirurgica
2013-11-21 | Journal article
Contributors: Akira Ishii; Kikuchi T; Ishii A; Ichiro Nakahara; Miyamoto S; Sakai N
Source: Self-asserted source
Akira Ishii
grade
Preferred source (of 2)‎

Differential gene expression in relation to the clinical characteristics of human brain arteriovenous malformations.

Neurologia medico-chirurgica
2013-10-25 | Journal article
Contributors: Akira Ishii; Takagi Y; Aoki T; Takahashi JC; Yoshida K; Ishii A; Yoshiki Arakawa; Kikuchi T; Funaki T; Miyamoto S
Source: Self-asserted source
Akira Ishii
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