H. Imamura

Kazumichi Yoshida, A. Koizumi, Toshiaki Hitomi, 2022, Journal of stroke and cerebrovascular diseases : the official journal of National Stroke Association.

Convulsive-like symptoms as initial indications of basilar artery occlusion: A case series study

S. Fujiwara, M. Kawamoto, N. Kohara, 2022, eNeurologicalSci.

Carotid artery stenting before surgery for carotid artery occlusion associated with acute type A aortic dissection: Two case reports

S. Fujiwara, N. Sakai, H. Imamura, 2020, Interventional neuroradiology : journal of peritherapeutic neuroradiology, surgical procedures and related neurosciences.

Intracranial germinomas in a father and his son

K. Ichimura, N. Sakai, K. Asai, 2014, Child's Nervous System.

Comparison of Symptomatic Vasospasm after Surgical Clipping and Endovascular Coiling

N. Sakai, H. Imamura, S. Tani, 2022, Neurologia medico-chirurgica.

Postoperative Subdural Air Collection Is a Risk Factor for Chronic Subdural Hematoma after Surgical Clipping of Cerebral Aneurysms

N. Sakai, H. Imamura, S. Tani, 2018, Neurologia medico-chirurgica.

Basic technique of endovascular treatment of intracranial aneurysms

N. Sakai, K. Arimura, Tomohiro Okuda, 2015 .

EXPRESSION OF HYPOXIA‐INDUCING FACTOR‐1α AND ENDOGLIN IN INTIMAL HYPERPLASIA OF THE MIDDLE CEREBRAL ARTERY OF PATIENTS WITH MOYAMOYA DISEASE

K. Nozaki, N. Hashimoto, K. Kikuta, 2007, Neurosurgery.

Successful endovascular therapy for multiple intracranial arterial stenosis associated with medically intractable giant cell arteritis

M. Togo, M. Kawamoto, N. Kohara, 2018, Journal of the Neurological Sciences.

Endovascular Therapy for Intracranial Artery Stenosis: Results from the Japanese Registry of Neuroendovascular Therapy (JR-NET)3

K. Iihara, M. Nishibori, N. Sakai, 2020, Neurologia medico-chirurgica.

Effect of Straightening the Parent Vessels in Stent-Assisted Coil Embolization for Anterior Communicating Artery Aneurysms.

N. Sakai, H. Imamura, S. Tani, 2019, World neurosurgery.

Prehospital stroke notification and endovascular therapy for large vessel occlusion: a retrospective cohort study

S. Fujiwara, M. Kawamoto, N. Kohara, 2022, Scientific Reports.

Comparison of practical methods in clinical sites for estimating cerebral blood flow during balloon test occlusion.

N. Sakai, K. Asai, H. Imamura, 2019, Journal of neurosurgery.

Radical treatment of ruptured dissecting aneurysm on the P1 segment with monotherapy using multiple LVIS stents

N. Sakai, H. Imamura, M. Shigeyasu, 2021, BMJ Case Reports.

Angioplasty and Stenting for Intracranial Stenosis.

S. Miyachi, N. Sakai, T. Izumi, 2014, Neurologia medico-chirurgica.

Association between anemic status on admission and clinical outcomes of acute large vessel occlusion

Kanta Tanaka, S. Fujiwara, S. Yoshimura, 2022, Journal of the Neurological Sciences.

Transdifferentiation of bone marrow-derived endothelial progenitor cells into the smooth muscle cell lineage mediated by tansforming growth factor-beta1.

K. Nozaki, K. Kikuta, K. Doi, 2010, Atherosclerosis.

Low left atrial volume is an independent predictor of persistent hypotension after carotid artery stenting

T. Okada, S. Fujiwara, C. Miyakoshi, 2022, Journal of NeuroInterventional Surgery.

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

S. Miyamoto, T. Kikuchi, I. Nakahara, 2021, Neuroradiology.

Endovascular Recanalization Treatment for Acute Stroke : Current Status and Perspective( New Developments of Diagnosis and Treatments for Patients with Ischemic Stroke)

H. Kikuchi, H. Yamagami, N. Sakai, 2012 .

Stenting for acute cerebral venous sinus thrombosis in the superior sagittal sinus

H. Yamagami, N. Sakai, T. Ishikawa, 2015, Interventional neuroradiology : journal of peritherapeutic neuroradiology, surgical procedures and related neurosciences.

Angioplasty and Stenting for Intracranial Stenosis

S. Miyachi, N. Sakai, T. Izumi, 2013, Neurologia medico-chirurgica.

Administration of Ex Vivo-expanded Bone Marrow-derived Endothelial Progenitor Cells Attenuates Focal Cerebral Ischemia-reperfusion Injury in Rats

K. Nozaki, N. Hashimoto, Y. Arakawa, 2006, Neurosurgery.

Safety and Efficacy of Prasugrel with Endovascular Treatment for Unruptured Cerebral Aneurysm

N. Sakai, K. Arimura, Tomohiro Okuda, 2017 .

Flow-Diverter Stenting of Intracavernous Internal Carotid Artery Mycotic Aneurysm.

N. Sakai, H. Imamura, M. Alexander, 2019, Journal of stroke and cerebrovascular diseases : the official journal of National Stroke Association.

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

M. Okawa, T. Kikuchi, Y. Yamao, 2022, Journal of NeuroInterventional Surgery.

Pipeline flow diversion with adjunctive coil embolization for internal carotid artery aneurysms following an intradural component: results in 46 consecutive aneurysms from a Japanese single-center experience

Yasuhiro Yamamoto, N. Sakai, H. Imamura, 2022, Neurosurgical Review.

Predicting the growth of middle cerebral artery bifurcation aneurysms using differences in the bifurcation angle and inflow coefficient.

S. Miyamoto, N. Sakai, H. Kataoka, 2022, Journal of neurosurgery.

"Loop-like formation" in the cortical venous reflux of dural arteriovenous fistula with intracranial hemorrhage.

T. Kunieda, H. Kikuchi, N. Sakai, 2014, Journal of neuroradiology. Journal de neuroradiologie.

Global Impact of the COVID-19 Pandemic on Stroke Volumes and Cerebrovascular Events

Murali K. Kolikonda, C. Nolte, M. Reiser, 2022, Neurology.

Recent Trends in Neuroendovascular Therapy in Japan: Analysis of a Nationwide Survey—Japanese Registry of Neuroendovascular Therapy (JR-NET) 1 and 2

T. Terada, M. Ezura, N. Kuwayama, 2013, Neurologia medico-chirurgica.

Flow alteration therapy for impending rupture of intracranial giant aneurysm after flow diverter placement

N. Sakai, H. Fukuda, T. Ohta, 2022, Surgical neurology international.

Dose reduction in cone-beam CT scanning for intracranial stent deployment before coil embolization of intracranial wide-neck aneurysms

C. Dahmani, N. Sakai, N. Katakami, 2016, Interventional neuroradiology : journal of peritherapeutic neuroradiology, surgical procedures and related neurosciences.

Outcomes of Endovascular Therapy versus Microsurgical Treatment for Aneurysmal Subarachnoid Hemorrhage in Patients ≥70 Years of Age

N. Sakai, H. Imamura, S. Tani, 2019, Journal of neuroendovascular therapy.

Republished: Delayed ischemic stroke due to stent marker band occlusion after stent-assisted coiling

N. Sakai, H. Imamura, S. Tani, 2018, Journal of NeuroInterventional Surgery.

Delayed ischemic stroke due to stent marker band occlusion after stent-assisted coiling

N. Sakai, H. Imamura, S. Tani, 2017, BMJ Case Reports.

Test occlusion under monitoring of motor-evoked potentials for a giant distal anterior cerebral artery aneurysm: letter to the editor

N. Sakai, H. Imamura, S. Tani, 2015, Acta Neurochirurgica.

Open craniotomy with direct transvenous embolization for cavernous sinus dural arteriovenous fistula via the Sylvian vein

N. Sakai, Teishiki Shibata, O. Narumi, 2015 .

Simulation Study of Distal Balloon Protection Systems during Carotid Artery Stenting

A. Morizane, H. Kikuchi, N. Sakai, 2004, Interventional neuroradiology : journal of peritherapeutic neuroradiology, surgical procedures and related neurosciences.

A Case of Subarachnoid Hemorrhage with Dissecting Aneurysm of the Anterior Choroidal Artery

N. Sakai, H. Imamura, S. Tani, 2020, Journal of Neuroendovascular Therapy.

[Examination of factors useful for choosing a method to assist coil embolization of unruptured cerebral aneurysm].

N. Sakai, H. Imamura, C. Sakai, 2013, Nihon Hoshasen Gijutsu Gakkai zasshi.

[Importance of three dimensional-fusion image after stent-assisted coil embolization of unruptured aneurysm].

N. Sakai, H. Imamura, C. Sakai, 2012, Nihon Hoshasen Gijutsu Gakkai zasshi.

Long-term Results of Therapeutic Parent Artery Occlusion without Bypass Surgery for Internal Carotid Artery Aneurysms

N. Sakai, H. Imamura, H. Adachi, 2017 .

Bilateral Chronic Subdural Hematoma is Associated with Rapid Progression and Poor Clinical Outcome

N. Sakai, H. Imamura, Y. Mineharu, 2016, Neurologia medico-chirurgica.

Recurrence of a Refractory Chronic Subdural Hematoma after Middle Meningeal Artery Embolization That Required Craniotomy

N. Sakai, H. Imamura, H. Adachi, 2014, NMC case report journal.

Traumatic Pseudoaneurysm of the External Carotid Artery with Arteriovenous Fistula Treated with Endosaccular Embolization

N. Sakai, T. Ishikawa, H. Imamura, 2016 .

Endovascular Therapy for Cervical Carotid Artery Aneurysms: Report of 4 Cases

T. Kunieda, H. Kikuchi, N. Sakai, 2011 .

Endoscopic management of an intrasellar arachnoid cyst through the tuber cinereum in an adult: a case report

N. Sakai, H. Imamura, S. Tani, 2020, Acta Neurochirurgica.

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

M. Okawa, S. Miyamoto, N. Oishi, 2019, Stroke.

X-ray Angiography Perfusion Analysis for the Balloon Occlusion Test of the Internal Carotid Artery.

N. Sakai, O. Narumi, K. Asai, 2015, Journal of stroke and cerebrovascular diseases : the official journal of National Stroke Association.

Onyx extravasation during embolization of a brain arteriovenous malformation

N. Sakai, T. Ishikawa, H. Imamura, 2017, Interventional neuroradiology : journal of peritherapeutic neuroradiology, surgical procedures and related neurosciences.

Four‐Year Follow‐Up on the First‐in‐Human Experience With Nautilus Intrasaccular System Assisted Coiling for Unruptured Intracranial Aneurysms

T. Shigematsu, N. Sakai, Tomohiro Okuda, 2023, Stroke: Vascular and Interventional Neurology.

Helicobacter cinaedi-infected chronic subdural hematoma mimicking an expanding hematoma: A case report

N. Sakai, H. Imamura, N. Fukui, 2021, Surgical neurology international.

PulseRider-assisted coil embolization for an unruptured internal carotid artery-persistent primitive trigeminal artery aneurysm.

Yasuhiro Yamamoto, N. Sakai, H. Imamura, 2022, Journal of stroke and cerebrovascular diseases : the official journal of National Stroke Association.

Effect of coil packing proximal to the dilated segment on postoperative medullary infarction and prognosis following internal trapping for ruptured vertebral artery dissection

N. Sakai, T. Ishikawa, K. Asai, 2016, Interventional neuroradiology : journal of peritherapeutic neuroradiology, surgical procedures and related neurosciences.

[A case report of arteriovenous malformation of the tongue: vascular anatomy and note for transarterial embolization].

N. Hashimoto, R. Asato, Shinzo Tanaka, 2007, No shinkei geka. Neurological surgery.

PulseRider-Assisted Coil Embolization for Treatment of Intracranial Bifurcation Aneurysms: A Single-Center Case Series with 24-Month Follow-up.

N. Kaneko, S. Tateshima, N. Sakai, 2019, World neurosurgery.

Surpass Flow Diverter in the Treatment of Intracranial Aneurysms: A Prospective Multicenter Study

E. Boccardi, P. Lylyk, M. Skalej, 2015, American Journal of Neuroradiology.

K. Iihara, N. Sakai, T. Satow, 2020, Journal of NeuroInterventional Surgery.

Future Direction of Neuro-Endovascular Therapy : Innovation in Device Development and Improvement: —機器の開発改良—

N. Sakai, Tomohiro Okuda, H. Imamura, 2016 .

First-in-human trial of Stabilizer device in neuroendovascular therapy

N. Kaneko, S. Tateshima, N. Sakai, 2023, Heliyon.

Endovascular treatment of proximal anterior inferior cerebellar artery ruptured aneurysm: a case report

T. Kunieda, S. Shibata, T. Shigematsu, 2014 .

Endovascular Therapy for Acute Stroke with a Large Ischemic Region.

K. Toyoda, S. Yoshimura, Y. Matsumoto, 2022, The New England journal of medicine.

Outcomes of Large Vessel Occlusion Stroke in Patients Aged ≥90 Years

T. Morimoto, Kanta Tanaka, K. Toyoda, 2021, Stroke.

Correction to: Field Assessment of Critical Stroke by Emergency Services for Acute Delivery to a Comprehensive Stroke Center: FACE2AD

K. Toyoda, M. Ihara, K. Nagatsuka, 2019, Translational Stroke Research.

Endovascular therapy for asymptomatic unruptured intracranial aneurysms: JR-NET and JR-NET2 findings.

T. Yoshimine, T. Shigematsu, T. Fujinaka, 2013, Stroke.

Impact of thrombocytopenia on hemorrhagic complications after endovascular therapy for acute large vessel occlusion: Sub-analysis of RESCUE-Japan registry 2

Kanta Tanaka, S. Fujiwara, S. Yoshimura, 2023, Journal of the Neurological Sciences.

Safety of Early Administration of Apixaban on Clinical Outcomes in Patients with Acute Large Vessel Occlusion

M. Ezura, T. Morimoto, T. Ota, 2020, Translational Stroke Research.

Postoperative in-stent protrusion is an important predictor of perioperative ischemic complications after carotid artery stenting.

N. Sakai, K. Arimura, H. Imamura, 2018, Journal of neuroradiology. Journal de neuroradiologie.

Correlation of Middle Cerebral Artery Tortuosity with Successful Recanalization Using the Merci Retrieval System with or without Adjunctive Treatments

N. Kohara, H. Yamagami, N. Sakai, 2013, Neurologia medico-chirurgica.

A Damp-and-Push Technique for the Copolymer (Onyx) Embolization of Dural Arteriovenous Fistula.

N. Sakai, H. Imamura, S. Tani, 2021, Journal of stroke and cerebrovascular diseases : the official journal of National Stroke Association.

Tmax Mismatch Ratio to Identify Intracranial Atherosclerotic Stenosis‐Related Large‐Vessel Occlusion Before Endovascular Therapy

Kanta Tanaka, M. Koga, K. Toyoda, 2023, Journal of the American Heart Association.

Usefulness of an access-site hemostasis device in neuroendovascular treatment

M. Hirohata, N. Sakai, Y. Matsumaru, 2017, Acta Neurochirurgica.

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

T. Terada, K. Ogasawara, K. Iihara, 2020, Journal of NeuroInterventional Surgery.

Japanese Surveillance of Neuroendovascular Therapy in JR-NET - Part II. Japanese Registry of NeuroEndovascular Treatment 3. Main Report

M. Ezura, K. Iihara, S. Miyamoto, 2019, Neurologia medico-chirurgica.

Quantitative Analysis of Conebeam CT for Delineating Stents in Stent-Assisted Coil Embolization

H. Isoda, N. Sakai, N. Katakami, 2018, American Journal of Neuroradiology.

First-in-man experience of the Versi Retriever in acute ischemic stroke

N. Kaneko, S. Fujiwara, S. Tateshima, 2018, Journal of NeuroInterventional Surgery.

Transient Asystole during Surgery for Intracranial Unruptured Aneurysms caused by Excitation of the Trigemino-vagal Reflex : Two Case Reports

N. Sakai, Teishiki Shibata, T. Ishikawa, 2014 .

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

S. Miyachi, S. Yoshimura, T. Fujinaka, 2019, World neurosurgery.

Effect of edaravone on symptomatic intracranial hemorrhage in patients with acute large vessel occlusion on apixaban for non-valvular atrial fibrillation

H. Yamagami, N. Sakai, K. Uchida, 2023, Journal of Neurological Sciences.

[Cryptococcus Neoformans Var. Gattii meningoencephalitis with cryptococcoma in an immunocompetent patient successfully treated by surgical resection].

H. Kikuchi, M. Kawamoto, N. Sakai, 2014, No shinkei geka. Neurological surgery.

Rapid Response System for In-Hospital Large Vessel Occlusion: A Case-Control Study

S. Fujiwara, M. Kawamoto, N. Kohara, 2021, Journal of neuroendovascular therapy.

Associations Between Drug Treatments and the Risk of Aneurysmal Subarachnoid Hemorrhage: a Systematic Review and Meta-analysis

T. Aoki, K. Hackenberg, N. Etminan, 2022, Translational Stroke Research.

Effect of Statin Administration After Onset of Acute Ischemic Stroke With Large Vessel Occlusion: Insights From RESCUE‐Japan Registry 2

K. Ogasawara, K. Kitagawa, M. Ezura, 2020, Journal of the American Heart Association.

Electrical impedance measurements can identify red blood cell–rich content in acute ischemic stroke clots ex vivo associated with first-pass successful recanalization

V. Chalumeau, L. Spelle, G. Bellanger, 2024, Research and Practice in Thrombosis and Haemostasis.

Effect of direct neurological evaluation on outcomes during treatment of unruptured intracranial aneurysms under local anesthesia.

N. Sakai, H. Imamura, S. Tani, 2019, World Neurosurgery.