基本情報

全学メールアドレス

• 全学メールアドレス

  sakai.chiaki.4ykyoto-u.ac.jp

学位

• 1998年03月24日

  岩手医科大学博士（医学）

出身学校・専攻等

• 岩手医科大学, 医学部医学科, 卒業

ID,URL

• ORCID ID

  0000-0002-4957-9450

• J-Global ID

  202401019147415719

• 研究者番号

  20766399

researchmap URL

• https://researchmap.jp/sakai_chiaki115

研究

論文

• 硬膜動静脈瘻に対するDANTE撮影を用いた静脈洞内部の可視化

  大川 将和; 伏見 育崇; 石井 暁; 菊池 隆幸; 坂井 千秋; 千原 英夫; 池堂 太一; 秋山 亮; 松川 爽; 青山 慎平; 荒川 芳輝

  日本脳神経血管内治療学会学術集会抄録集, 2024年11月

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

  Mikiya Beppu; Yohei Mineharu; Hirotoshi Imamura; Hidemitsu Adachi; Chiaki Sakai; Shoichi Tani; Koichi Arimura; So Tokunaga; Nobuyuki Sakai

  Journal of neuroradiology = Journal de neuroradiologie, 2018年10月, 査読有り

  
• [A Case of Stent-Assisted Coil Embolization for Ruptured Anterior Inferior Cerebellar Aneurysm after Iatrogenic Vertebral Arteriovenous Fistula].

  Shinsuke Sato; Hidemitsu Adachi; Hirotoshi Imamura; Nobuyuki Sakai; Shoichi Tani; Osamu Narumi; Chiaki Sakai; Koichi Arimura; Takaaki Morimoto; Teishiki Shibata; Yuji Agawa; Kampei Shimizu; Haruhiko Kikuchi

  No shinkei geka. Neurological surgery, 2017年11月, 査読有り

  
• Endovascular parent-artery occlusion of large or giant unruptured internal carotid artery aneurysms. A long-term single-center experience.

  Kampei Shimizu; Hirotoshi Imamura; Yohei Mineharu; Hidemitsu Adachi; Chiaki Sakai; Shoichi Tani; Koichi Arimura; Mikiya Beppu; Nobuyuki Sakai

  Journal of clinical neuroscience : official journal of the Neurosurgical Society of Australasia, 2017年03月, 査読有り

  
• Intracranial hemorrhage associated with cerebral hyperperfusion syndrome following carotid endarterectomy and carotid artery stenting: retrospective review of 4494 patients.

  Kuniaki Ogasawara; Nobuyuki Sakai; Terumasa Kuroiwa; Kohkichi Hosoda; Koji Iihara; Kazunori Toyoda; Chiaki Sakai; Izumi Nagata; Akira Ogawa

  Journal of neurosurgery, 2007年12月

  
• Factors Associated with Postoperative Neurologic Improvement after Endovascular Treatment for Spinal Vascular Lesions: Japanese Registry of Neuroendovascular Therapy 2, 3, and 4.

  Wataro Tsuruta; Yuji Matsumaru; Satoshi Miyamoto; Shuhei Egashira; Jun Isozaki; Daiichiro Ishigami; Hisayuki Hosoo; Mikito Hayakawa; Koji Iihara; Akira Ishii; Hirotoshi Imamura; Chiaki Sakai; Tetsu Satow; Shinichi Yoshimura; Shigeru Miyachi; Nobuyuki Sakai

  AJNR. American journal of neuroradiology, 2026年03月04日

  
• Real-world Experience of Embolization for Intracranial Tumors in Japan: Analysis of 2,756 Cases from Japanese Registry of NeuroEndovascular Therapy 4.

  Jun Haruma; Kenji Sugiu; Tomohito Hishikawa; Yuta Soutome; Yuki Ebisudani; Ryu Kimura; Hisanori Edaki; Masato Kawakami; Satoshi Murai; Masafumi Hiramatsu; Shota Tanaka; Tetsu Satow; Koji Iihara; Hirotoshi Imamura; Akira Ishii; Yuji Matsumaru; Chiaki Sakai; Shinichi Yoshimura; Nobuyuki Sakai

  Neurologia medico-chirurgica, 2025年09月15日

  
• Transradial catheterization for prone neurosurgical treatment in a hybrid operating room: Technical considerations.

  Taichi Ikedo; Masakazu Okawa; Hideo Chihara; Hiroyuki Ikeda; Shigeki Takada; Takeshi Funaki; Takayuki Kikuchi; Chiaki Sakai; Yoshiki Arakawa

  Surgical neurology international, 2025年

  この論文にアクセスする：

  
• Ascending pharyngeal arteryのneuromeningeal branchからの腫瘍塞栓術について

  青山 慎平; 大川 将和; 菊池 隆幸; 千原 英夫; 池堂 太一; 高田 茂樹; 秋山 亮; 松川 爽; 坂井 千秋; 石井 暁; 荒川 芳輝

  日本脳神経血管内治療学会学術集会抄録集, 2024年11月

  
• 治療経路が海綿静脈洞部硬膜動静脈瘻の眼症状に与える影響

  千原 英夫; 阿河 祐二; 菊池 隆幸; 大川 将和; 坂井 千秋; 池堂 太一; 高田 茂樹; 秋山 亮; 松川 爽; 波多野 武人; 石井 暁; 荒川 芳輝

  日本脳神経血管内治療学会学術集会抄録集, 2024年11月

  
• Pipeline FlexとPipeline Flex Shieldの頭蓋内動脈瘤治療後DWI陽性病変の比較 傾向スコアマッチング解析

  秋山 亮; 千原 英夫; 坂井 千秋; 菊池 隆幸; 大川 将和; 池堂 太一; 高田 茂樹; 松川 爽; 青山 慎平; 石井 暁; 荒川 芳輝

  日本脳神経血管内治療学会学術集会抄録集, 2024年11月

  
• A comparison of the prevalence and risk factors of complications in intracranial tumor embolization between the Japanese Registry of NeuroEndovascular Therapy 2 (JR-NET2) and JR-NET3

  Tomohito Hishikawa; Kenji Sugiu; Satoshi Murai; Yu Takahashi; Naoya Kidani; Shingo Nishihiro; Masafumi Hiramatsu; Isao Date; Tetsu Satow; Koji Iihara; Nobuyuki Sakai; Akio Hyodo; Shigeru Miyachi; Yoji Nagai; Chiaki Sakai; Tetsu Satoh; Waro Taki; Tomoaki Terada; Masayuki Ezura; Toshio Hyogo; Shunji Matsubara; Kentaro Hayashi; Toshiyuki Fujinaka; Yasushi Ito; Shigeki Kobayashi; Masaki Komiyama; Naoya Kuwayama; Yuji Matsumaru; Yasushi Matsumoto; Yuichi Murayama; Ichiro Nokahara; Shigeru Nemoto; Koichi Sato; Shinichi Yoshimura; Susumu Miyamoto; Kunihiro Nishimura; Kazunori Toyoda; Masaru Hirohata; Akira Ishii; Hirotoshi Imamura; Hidenori Oishi

  ACTA NEUROCHIRURGICA, 2019年08月

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

  Nobuyuki Sakai; Kazutaka Uchida; Koji Iihara; Tetsu Satow; Masayuki Ezura; Akio Hyodo; Shigeru Miyachi; Susumu Miyamoto; Yoji Nagai; Kunihiro Nishimura; Kazunori Toyoda; Shinichi Yoshimura; Hirotoshi Imamura; Chiaki Sakai; Yuji Matsumaru

  Neurologia medico-chirurgica, 2019年03月15日

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

  Kenichi Todo; Nobuyuki Sakai; Hirotoshi Imamura; Hiroshi Yamagami; Hidemitsu Adachi; Tomoyuki Kono; Junya Kobayashi; Shiro Yamamoto; Takeshi Morimoto; Shoichi Tani; Michi Kawamoto; Manabu Sakaguchi; Yasushi Ueno; Takeharu Kunieda; Osamu Narumi; Chiaki Sakai; Akira Ishii; Taku Hoshi; Masaomi Koyanagi; Yohei Mineharu; Tatsuya Ishikawa; Yoji Kuramoto; Shinsuke Sato; Nobuyuki Ohara; Koichi Arimura; Hajime Nakamura; Takeo Nishida; Yasufumi Gon; Toshiyuki Fujinaka; Kazuhisa Yoshiya; Haruhiko Kishima; Hideki Mochizuki; Nobuo Kohara

  Cerebrovascular diseases (Basel, Switzerland), 2019年, 査読有り

  
• Outcomes of carotid artery stenting in patients aged 80 years or older with asymptomatic carotid artery stenosis.

  Fuminori Shimizu; Kazutaka Uchida; Manabu Shirakawa; Fumihiro Sakakibara; Satoru Fujiwara; Koji Iihara; Hirotoshi Imamura; Akira Ishii; Yuji Matsumaru; Chiaki Sakai; Tetsu Satow; Shinichi Yoshimura; Nobuyuki Sakai

  Journal of neurointerventional surgery, 2025年08月10日

  
• 脳動脈瘤の治療におけるXperGuide脳神経外科手術の有用性

  足立 秀光; 坂井 信幸; 今村 博敏; 上野 泰; 國枝 武治; 坂井 千秋; 小柳 正臣; 蔵本 要二; 梶川 隆一郎; 重松 朋芳; 石井 暁; 五百蔵 義彦; 今堀 太一郎; 芝田 純也; 千原 英夫

  脳神経外科ジャーナル, 2014年

  
• 脳動脈瘤様拡張部のみの姑息的塞栓術で急性期に治療し良好な長期成績を得た破裂前下小脳動脈近位部動脈瘤の1 例

  足立 秀光; 坂井 信幸; 千原 英夫; 蔵本 要二; 坂井 千秋; 今村 博敏; 上野 泰; 國枝 武治; 小柳 正臣; 重松 朋芳; 五百蔵 義彦; 今堀 太一郎; 芝田 純也

  脳神経血管内治療, 2014年

  
• Postmarketing Surveillance of Thrombectomy Using a Tron FX Stent Retriever for Large and Medium Vessel Occlusion

  Hirotoshi Imamura; Nobuyuki Sakai; Masataka Takeuchi; Tsuyoshi Ohta; Nobuyuki Ohara; Yukako Yazawa; Yoshinori Akiyama; Maki Fukuda; Keisuke Imai; Chiaki Sakai; Yasushi Matsumoto; Yuji Matsumaru; Hiroshi Yamagami; Shinichi Yoshimura; Yasushi Ito; Naoya Kuwayama; Tatsuo Kagimura

  Journal of Clinical Medicine, 2025年11月07日

  
• First-in-human trial of Center Wire for neuroendovascular therapy to avoid guidewire-related complications.

  Shirabe Matsumoto; Hirotoshi Imamura; Ariel Takayanagi; Ryu Fukumitsu; Masanori Goto; Tadashi Sunohara; Nobuyuki Fukui; Yoshihiro Omura; Tomoaki Akiyama; Tatsumaru Fukuda; Koichi Go; Shinji Kajiura; Masashi Shigeyasu; Kento Asakura; Ryo Horii; Yuji Naramoto; Rikuo Nishii; Yasuhiro Yamamoto; Chiaki Sakai; Taichiro Imahori; Naoki Kaneko; Satoshi Tateshima; Nobuyuki Sakai

  Interventional neuroradiology : journal of peritherapeutic neuroradiology, surgical procedures and related neurosciences, 2025年08月

  
• Takayasu arteritis with a ruptured intracranial aneurysm in a pediatric patient: illustrative case.

  Naohito Seki; Masakazu Okawa; Hideo Chihara; Masahiro Sawada; Takeshi Funaki; Takayuki Kikuchi; Chiaki Sakai; Taichi Ikedo; Yoshiki Arakawa

  Journal of neurosurgery. Case lessons, 2025年06月30日

  
• Hydrogel coils in intracranial aneurysm treatment: a multicenter, prospective, randomized open-label trial.

  Hirotoshi Imamura; Nobuyuki Sakai; Chiaki Sakai; Akio Hyodo; Yasushi Ito; Yuji Matsumaru; Shigeru Miyachi; Shinichi Yoshimura; Makoto Sasaki; Toshinori Hirai; Hiroyuki Kinouchi; Susumu Miyamoto; Yasushi Okada; Masaki Komiyama; Kuniaki Ogasawara; Kazunori Toyoda; Takashi Daimon; Masayuki Ezura; Ichiro Nakahara; Akira Ishii; Yasushi Matsumoto; Kenichiro Tanabe

  Journal of neurosurgery, 2025年06月01日

  
• Thirteen-Year Trends and Advancements of Endovascular Therapy for Dural Arteriovenous Fistulas in Japan: Insights from a Nationwide Study of 6470 Procedures.

  Satoshi Murai; Tomohito Hishikawa; Masafumi Hiramatsu; Jun Haruma; Kenji Sugiu; Koji Iihara; Hirotoshi Imamura; Akira Ishii; Yuji Matsumaru; Chiaki Sakai; Tetsu Satow; Shinichi Yoshimura; Nobuyuki Sakai

  AJNR. American journal of neuroradiology, 2025年05月19日

  
• Early neurological deterioration after endovascular treatment for acute stroke with mild symptoms.

  Satoru Fujiwara; Kazutaka Uchida; Tsuyoshi Ohta; Nobuyuki Ohara; Michi Kawamoto; Hiroshi Yamagami; Mikito Hayakawa; Akira Ishii; Koji Iihara; Hirotoshi Imamura; Yuji Matsumaru; Chiaki Sakai; Tetsu Satow; Shinichi Yoshimura; Nobuyuki Sakai

  Neuroradiology, 2025年05月

  
• Outcome after Endovascular Treatment of Patients with Acute Ischemic Stroke with Large Vessel Occlusion over 90 Years of Age.

  Fuminori Shimizu; Kazutaka Uchida; Hiroto Kakita; Sou Sawamura; Akihiro Kanbara; Yuji Kitada; Yoshinori Akiyama; Takashi Yoshida; Satoru Fujiwara; Hirotoshi Imamura; Chiaki Sakai; Manabu Shirakawa; Shinichi Yoshimura; Nobuyuki Sakai

  Neurologia medico-chirurgica, 2025年04月15日

  
• Impact of Intracranial Hemorrhage After Endovascular Treatment for Medium Vessel Occlusion.

  Satoru Fujiwara; Kazutaka Uchida; Tsuyoshi Ohta; Nobuyuki Ohara; Michi Kawamoto; Hiroshi Yamagami; Mikito Hayakawa; Akira Ishii; Koji Iihara; Hirotoshi Imamura; Yuji Matsumaru; Chiaki Sakai; Tetsu Satow; Shinichi Yoshimura; Nobuyuki Sakai

  Neurosurgery, 2025年04月01日

  
• Outcome after Endovascular Treatment of Patients with Ruptured Cerebral Aneurysm over 90 Years of Age.

  Fuminori Shimizu; Kazutaka Uchida; Jiro Takeuchi; Hiroto Kakita; Sou Sawamura; Akihiro Kanbara; Yuji Kitada; Yoshinori Akiyama; Takashi Yoshida; Kiyoshi Asada; Satoru Fujiwara; Hirotoshi Imamura; Chiaki Sakai; Manabu Shirakawa; Shinichi Yoshimura; Nobuyuki Sakai; Masato Kasahara

  Neurologia medico-chirurgica, 2025年03月15日

  
• Analysis of endovascular treatment for cerebral vasospasms after subarachnoid hemorrhage in the Japanese Registry of Neuroendovascular Therapy 4.

  Hisayuki Hosoo; Hirotoshi Imamura; Nobuyuki Sakai; Koji Iihara; Akira Ishii; Chiaki Sakai; Tetsu Satow; Shinichi Yoshimura; Yoshiro Ito; Mikito Hayakawa; Aiki Marushima; Hiroshi Yamagami; Yuji Matsumaru

  Interventional neuroradiology : journal of peritherapeutic neuroradiology, surgical procedures and related neurosciences, 2025年03月02日

  
• Multicenter clinical trial evaluating the safety and efficacy of mechanical thrombectomy using the Versi Retriever.

  Nobuyuki Ohara; Hirotoshi Imamura; Tetsu Satow; Hiroshi Yamagami; Shinichi Yoshimura; Nobutaka Horie; Akira Ishii; Toshiyuki Fujinaka; Yasushi Matsumoto; Tomoyuki Tsumoto; Shinya Kohyama; Yuji Matsumaru; Koji Iihara; Naoya Kuwayama; Teruyuki Hirano; Yasushi Ito; Haruko Yamamoto; Yoji Nagai; Chiaki Sakai; Nobuyuki Sakai

  Journal of neurointerventional surgery, 2025年01月26日

  
• Temporal trends in endovascular therapy for acute stroke in the era of modern mechanical thrombectomy: The JR-NET4 study.

  Mikito Hayakawa; Hiroshi Yamagami; Yuji Matsumaru; Koji Hirata; Hisayuki Hosoo; Yoshiro Ito; Aiki Marushima; Wataro Tsuruta; Koji Iihara; Akira Ishii; Hirotoshi Imamura; Chiaki Sakai; Tetsu Satow; Shinichi Yoshimura; Nobuyuki Sakai

  Journal of stroke and cerebrovascular diseases : the official journal of National Stroke Association, 2025年01月

  
• Multifactorial Assessment of Complication Risks in Embolization for Ruptured Cerebral Aneurysm.

  Arata Nagai; Shinya Sonobe; Kuniyasu Niizuma; Tetsuo Ishikawa; Eiryo Kawakami; Yasushi Matsumoto; Hirotoshi Imamura; Tetsu Satow; Koji Iihara; Chiaki Sakai; Nobuyuki Sakai; Shigeru Miyachi; Hidenori Endo; Teiji Tominaga

  Journal of neuroendovascular therapy, 2025年

  
• Transvenous Embolization for Brain Arteriovenous Malformations.

  Masaomi Koyanagi; Masanori Goto; Junichi Takeda; Ryu Fukumitsu; Tadashi Sunohara; Nobuyuki Fukui; Yuki Takano; Kunimasa Teranishi; Chiaki Sakai; Nobuyuki Sakai; Tsuyoshi Ohta

  Journal of neuroendovascular therapy, 2025年

  
• Real-world Data of Antithrombotic Therapy in Neuroendovascular Therapy: Analysis of JR-NET 4.

  Nozomi Sasaki; Yukiko Enomoto; Hiroshi Yamagami; Koji Iihara; Akira Ishii; Hirotoshi Imamura; Nobuyuki Sakai; Chiaki Sakai; Tetsu Satow; Yuji Matsumaru; Shinichi Yoshimura

  Neurologia medico-chirurgica, 2024年12月15日

  
• Randomized Controlled Trial of Cilostazol Addition for In-Stent Restenosis After Carotid Artery Stenting.

  Hiroshi Yamagami; Tomohiko Ozaki; Kuniaki Ogasawara; Izumi Nagata; Yuji Matsumaru; Shinichi Yoshimura; Makoto Sasaki; Kazuyuki Nagatsuka; Kazuo Minematsu; Yoji Nagai; Chiaki Sakai; Yasushi Matsumoto; Masayuki Ezura; Hideyuki Ishihara; Nobuyuki Sakai

  Stroke, 2024年12月

  
• First-in-human trial of a self-expandable, temporary dilation system for intracranial atherosclerotic disease in patients presenting with acute ischemic stroke.

  Tsuyoshi Ohta; Masataka Takeuchi; Hiroshi Yamagami; Kazuma Tsuto; Shiro Yamamoto; Katsunori Asai; Akira Ishii; Hirotoshi Imamura; Shinichi Yoshimura; Ryu Fukumitsu; Chiaki Sakai; Nobuyuki Sakai; Satoshi Tateshima

  Journal of neurointerventional surgery, 2024年11月22日

  
• The Current Status of Endovascular Treatment for Extracranial Vertebral Artery Stenosis in Japan: A Subanalysis of the Japanese Registry of Neuroendovascular Therapy 4.

  Satoru Fujiwara; Akira Ishii; Tsuyoshi Ohta; Nobuyuki Ohara; Michi Kawamoto; Koji Iihara; Hirotoshi Imamura; Yuji Matsumaru; Chiaki Sakai; Tetsu Satow; Shinichi Yoshimura; Nobuyuki Sakai

  Neurologia medico-chirurgica, 2024年11月15日

  
• Trends and Progress in Neuroendovascular Treatment in Japan: Japanese Registry of Neuroendovascular Therapy (JR-NET) 4. Main Report.

  Nobuyuki Sakai; Satoru Fujiwara; Kazutaka Uchida; Koji Iihara; Hirotoshi Imamura; Akira Ishii; Yuji Matsumaru; Chiaki Sakai; Tetsu Satow; Shinichi Yoshimura; Yasushi Matsumoto; Hidenori Oishi; Naoto Kimura; Masayuki Ezura; Tatsufumi Nomura; Shinzo Ota; Akio Hyodo; Fuminori Shimizu

  Neurologia medico-chirurgica, 2024年08月15日

  
• Investigator-initiated clinical trial of stabilizer device: A novel intracranial exchange guidewire for neuroendovascular treatments.

  Chiaki Sakai; Nobuyuki Sakai; Catherine Peterson; Tsuyoshi Ohta; Hidenori Oishi; Toshiyuki Fujinaka; Yuji Matsumaru; Akira Ishii; Hirotoshi Imamura; Shinichi Yoshimura; Takashi Izumi; Tetsu Satow; Yasushi Ito; Kenji Sugiu; Shigeru Miyachi; Teruyuki Hirano; Tatsuo Kagimura; Naoki Kaneko; Satoshi Tateshima

  Interventional neuroradiology : journal of peritherapeutic neuroradiology, surgical procedures and related neurosciences, 2024年08月07日

  
• Treatment Results of Carotid Artery Stenting with an Open-Cell Stent: Analysis of 734 Consecutive Cases at a Single Center.

  Yoshihiro Omura; Hirotoshi Imamura; Shoichi Tani; Hidemitsu Adachi; Manabu Sakaguchi; Kenichi Todo; Hiroshi Yamagami; Masanori Goto; Nobuyuki Ohara; Ryu Fukumitsu; Tadashi Sunohara; Shirabe Matsumoto; Nobuyuki Fukui; Tatsumaru Fukuda; Tomoaki Akiyama; Tsuyoshi Ohta; Chiaki Sakai; Nobuyuki Sakai

  World neurosurgery, 2024年07月

  
• Relation between duration of dual antiplatelet therapy and risk of ischemic stroke after stent-assisted treatment of cerebral aneurysm (DAPTS ACE-registry).

  Tomohiko Ozaki; Hiroshi Yamagami; Masafumi Morimoto; Hirotoshi Imamura; Taketo Hatano; Hidenori Oishi; Koichi Haraguchi; Shinichi Yoshimura; Tetsu Satow; Kenji Sugiu; Koji Iihara; Yuji Matsumaru; Mikito Hayakawa; Yasushi Matsumoto; Chiaki Sakai; Susumu Miyamoto; Kazuo Kitagawa; Tatsuo Kagimura; Nobuyuki Sakai

  Journal of neurointerventional surgery, 2024年06月17日

  
• Sex differences in outcomes of carotid artery stenting.

  Kazutaka Uchida; Manabu Shirakawa; Fumihiro Sakakibara; Nobuyuki Sakai; Koji Iihara; Hirotoshi Imamura; Akira Ishii; Yuji Matsumaru; Chiaki Sakai; Tetsu Satow; Shinichi Yoshimura

  Journal of the neurological sciences, 2024年06月15日

  
• Early neurological changes following endovascular therapy for acute stroke due to intracranial atherosclerotic disease.

  Kazutaka Uchida; Hiroshi Yamagami; Nobuyuki Sakai; Koji Iihara; Hirotoshi Imamura; Akira Ishii; Yuji Matsumaru; Chiaki Sakai; Tetsu Satow; Fumihiro Sakakibara; Manabu Shirakawa; Shinichi Yoshimura

  Journal of the neurological sciences, 2024年05月15日

  
• Real-World Outcomes of Carotid Artery Stenting in Symptomatic and Asymptomatic Patients With Carotid Artery Stenosis.

  Kazutaka Uchida; Fumihiro Sakakibara; Nobuyuki Sakai; Koji Iihara; Hirotoshi Imamura; Akira Ishii; Yuji Matsumaru; Chiaki Sakai; Tetsu Satow; Kiyofumi Yamada; Manabu Shirakawa; Shinichi Yoshimura

  JACC. Cardiovascular interventions, 2024年05月13日

  
• Novel use of a closed-tip stent retriever to prevent distal embolism in the posterior circulation: illustrative case.

  Rikuo Nishii; Masanori Goto; Yuki Takano; Kota Nakajima; Takateru Takamatsu; Masanori Tokuda; Hikari Tomita; Mai Yoshimoto; Satohiro Kawade; Yasuhiro Yamamoto; Yuji Naramoto; Kunimasa Teranishi; Nobuyuki Fukui; Tadashi Sunohara; Ryu Fukumitsu; Junichi Takeda; Masaomi Koyanagi; Chiaki Sakai; Nobuyuki Sakai; Tsuyoshi Ohta

  Journal of neurosurgery. Case lessons, 2024年04月15日

  
• Short- versus long-term Dual AntiPlatelet Therapy for Stent-Assisted treatment of CErebral aneurysm (DAPTS ACE): a multicenter, open-label, randomized clinical trial.

  Tomohiko Ozaki; Hiroshi Yamagami; Masafumi Morimoto; Taketo Hatano; Hidenori Oishi; Koichi Haraguchi; Shinichi Yoshimura; Kenji Sugiu; Koji Iihara; Yuji Matsumaru; Yasushi Matsumoto; Tetsu Satow; Mikito Hayakawa; Chiaki Sakai; Susumu Miyamoto; Kazuo Kitagawa; Takashi Daimon; Tatsuo Kagimura; Nobuyuki Sakai

  Journal of neurointerventional surgery, 2024年01月12日

  
• Pipeline embolization device dynamics: prediction of incomplete occlusion by elongation from nominal length.

  Tadashi Sunohara; Hirotoshi Imamura; Tsuyoshi Ohta; Masaomi Koyanagi; Masanori Goto; Ryu Fukumitsu; Nobuyuki Fukui; Yuuki Takano; Yoshinori Matsuoka; Kunimasa Teranishi; Yuuji Naramoto; Yasuhiro Yamamoto; Rikuo Nishii; Chiaki Sakai; Nobuyuki Sakai

  Journal of neurosurgery, 2024年01月01日

  
• Efforts toward Gender Equality and Diversity in the Japanese Society for Neuroendovascular Therapy.

  Yukiko Enomoto; Kenji Sugiu; Chiaki Sakai; Makoto Sakamoto; Yukako Yazawa; Mika Okahara; Ayuho Higaki; Tomoyoshi Shigematsu; Yuji Matsumaru

  Journal of neuroendovascular therapy, 2024年

  
• Incidence and Outcomes of Aneurysmal Subarachnoid Hemorrhage: A Multicenter Retrospective Registry-based Descriptive Trial in Kobe City.

  Tsuyoshi Ohta; Shirabe Matsumoto; Ryu Fukumitsu; Hirotoshi Imamura; Hidemitsu Adachi; Yoshie Hara; Kohkichi Hosoda; Hidehito Kimura; Kazuyuki Kuwayama; Takashi Mizowaki; Yasuhiko Motooka; Shiro Miyata; Narihide Shinoda; Yasushi Ueno; Ikuya Yamaura; Yasuhisa Yoshida; Chiaki Sakai; Nobuyuki Sakai

  Neurologia medico-chirurgica, 2023年11月15日

  
• Japanese Postmarket Surveillance of Percutaneous Transluminal Angioplasty and Wingspan Stenting for Intracranial Atherosclerotic Disease.

  Hirotoshi Imamura; Nobuyuki Sakai; Chiaki Sakai; Yasuhiro Hasegawa; Akio Hyodo; Koji Iihara; Kazuo Minematsu; Kuniaki Ogasawara

  World neurosurgery, 2023年05月

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

  Chiaki Sakai; Nobuyuki Sakai; Ariel Takayanagi; Hirotoshi Imamura; Tsuyoshi Ohta; Masaomi Koyanagi; Masanori Goto; Ryu Fukumitsu; Tadashi Sunohara; Nobuyuki Fukui; Shirabe Matsumoto; Tomoaki Akiyama; Yuki Takano; Hironori Haruyama; Koichi Go; Shinji Kajiura; Masashi Shigeyasu; Kento Asakura; Ryo Horii; Yuji Naramoto; Rikuo Nishii; Yasuhiro Yamamoto; Kunimasa Teranishi; Satohiro Kawade; Taichiro Imahori; Naoki Kaneko; Satoshi Tateshima

  Heliyon, 2023年03月

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

  Tomoaki Akiyama; Hirotoshi Imamura; Masashi Shigeyasu; Masanori Goto; Ryu Fukumitsu; Tadashi Sunohara; Shirabe Matsumoto; Nobuyuki Fukui; Yoshihiro Omura; Tatsumaru Fukuda; Koichi Go; Shinji Kajiura; Kento Asakura; Ryo Horii; Yuji Naramoto; Rikuo Nishii; Yasuhiro Yamamoto; Chiaki Sakai; Nobuyuki Sakai

  Journal of stroke and cerebrovascular diseases : the official journal of National Stroke Association, 2023年02月

  
• Impact of COVID-19 on the Volume of Acute Stroke Admissions: A Nationwide Survey in Japan.

  Takeshi Yoshimoto; Hiroshi Yamagami; Nobuyuki Sakai; Kazunori Toyoda; Yoichiro Hashimoto; Teruyuki Hirano; Toru Iwama; Rei Goto; Kazumi Kimura; Satoshi Kuroda; Yuji Matsumaru; Susumu Miyamoto; Kuniaki Ogasawara; Yasushi Okada; Yoshiaki Shiokawa; Yasushi Takagi; Teiji Tominaga; Masaaki Uno; Shinichi Yoshimura; Nobuyuki Ohara; Hirotoshi Imamura; Chiaki Sakai

  Neurologia medico-chirurgica, 2022年08月15日

  
• 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.

  Tomoaki Akiyama; Hirotoshi Imamura; Masanori Goto; Ryu Fukumitsu; Tadashi Sunohara; Shirabe Matsumoto; Nobuyuki Fukui; Yoshihiro Omura; Tatsumaru Fukuda; Koichi Go; Shinji Kajiura; Masashi Shigeyasu; Kento Asakura; Ryo Horii; Yuji Naramoto; Rikuo Nishii; Yasuhiro Yamamoto; Chiaki Sakai; Nobuyuki Sakai

  Neurosurgical review, 2022年06月

  
• Corrigendum to 'Clinical Trial of the New Stent Retriever Tron FX for both Proximal and Distal Intracranial Large Vessel Occlusions' [Journal of Stroke and Cerebrovascular Diseases, Vol. 30, No. 3 (March), 2021: 105585].

  Hirotoshi Imamura; Nobuyuki Sakai; Hiroshi Yamagami; Tetsu Satow; Yasushi Matsumoto; Keisuke Imai; Shinzo Ota; Nobutaka Horie; Rei Kondo; Yukiko Enomoto; Shinichi Yoshimura; Masaru Hirohata; Masunari Shibata; Yuji Matsumaru; Nobuyuki Ohara; Chiaki Sakai

  Journal of stroke and cerebrovascular diseases : the official journal of National Stroke Association, 2021年07月

  
• Clinical Trial of the New Stent Retriever Tron FX for both Proximal and Distal Intracranial Large Vessel Occlusions.

  Hirotoshi Imamura; Nobuyuki Sakai; Hiroshi Yamagami; Tetsu Satow; Yasushi Matsumoto; Keisuke Imai; Shinzo Ota; Nobutaka Horie; Rei Kondo; Yukiko Enomoto; Shinichi Yoshimura; Masaru Hirohata; Masunari Shibata; Yuji Matsumaru; Nobuyuki Ohara; Chiaki Sakai

  Journal of stroke and cerebrovascular diseases : the official journal of National Stroke Association, 2021年03月

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

  Kampei Shimizu; Hirotoshi Imamura; Shoichi Tani; Hidemitsu Adachi; Chiaki Sakai; Akira Ishii; Hiroharu Kataoka; Susumu Miyamoto; Tomohiro Aoki; Nobuyuki Sakai

  PloS one, 2021年

  
• Effect of Direct Neurologic Evaluation on Outcomes During Treatment of Unruptured Intracranial Aneurysms Under Local Anesthesia.

  Shuhei Kawabata; Hirotoshi Imamura; Shoichi Tani; Hidemitsu Adachi; So Tokunaga; Takayuki Funatsu; Keita Suzuki; Hiromasa Adachi; Natsuhi Sasaki; Yuichi Matsui; Ryo Akiyama; Kazufumi Horiuchi; Chiaki Sakai; Nobuyuki Sakai

  World neurosurgery, 2019年11月

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

  Nobuyuki Sakai; Hirotoshi Imamura; Koichi Arimura; Takayuki Funatsu; Mikiya Beppu; Keita Suzuki; Hiromasa Adachi; Tomohiro Okuda; Yuichi Matsui; Shuhei Kawabata; Ryo Akiyama; Kazufumi Horiuchi; Shoichi Tani; Hidemitsu Adachi; Chiaki Sakai; Naoki Kaneko; Satoshi Tateshima

  World neurosurgery, 2019年08月

  
• Pipeline shield reduces diffusion-weighted imaging-detected ischemia after intracranial aneurysm treatment compared with pipeline flex: a propensity score-matched retrospective cohort study

  Ryo Akiyama; Akira Ishii; Hideo Chihara; Chiaki Sakai; Takayuki Kikuchi; Masakazu Okawa; Taichi Ikedo; Shigeki Takada; So Matsukawa; Yoshiki Arakawa

  Journal of NeuroInterventional Surgery, 2026年04月

  この論文にアクセスする：

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

  T. Kuriyama; N. Sakai; M. Beppu; C. Sakai; H. Imamura; K. Masago; N. Katakami; H. Isoda

  American Journal of Neuroradiology, 2018年03月

  
• Endovascular Treatment of Unruptured Paraclinoid Aneurysms: Single-Center Experience with 400 Cases and Literature Review

  K. Shimizu; H. Imamura; Y. Mineharu; H. Adachi; C. Sakai; N. Sakai

  American Journal of Neuroradiology, 2016年04月

  

MISC

• 道具がなければ始まらない! 学会が医療機器承認に果たす役割、日本脳神経血管内治療学会の取り組み

  坂井 信幸; 坂井 千秋; 荒川 芳輝; 宮地 茂; 松丸 祐司; 吉村 紳一; 石井 暁; 太田 剛史; 今村 博敏

  日本インターベンショナルラジオロジー学会雑誌, 2024年04月

  
• Nationwide Analysis of Intracranial Tumor Embolization in Japan: 2,756 Cases from the JR-NET4 Registry

  Shota Tanaka; Jun Haruma; Kenji Sugiu; Tomohito Hishikawa; Yuta Soutome; Yuki Ebisudani; Ryu Kimura; Hisanori Edaki; Masato Kawakami; Satoshi Murai; Masafumi Hiramatsu; Tetsu Sato; Koji Iihara; Hirotoshi Imamura; Akira Ishii; Yuji Matsumaru; Chiaki Sakai; Shinichi Yoshimura; Nobuyuki Sakai

  NEURO-ONCOLOGY, 2025年11月

  
• Comparative effectiveness of embolic protection device types in carotid artery stenting: A nationwide registry analysis

  Shuntaro Kuwahara; Kazutaka Uchida; Manabu Shirakawa; Satoru Fujiwara; Chiaki Sakai; Nobuyuki Sakai; Shinichi Yoshimura

  CEREBROVASCULAR DISEASES, 2025年09月

  
• Effectiveness of endovascular treatment for MeVO within 180 minutes: A post-hoc analysis of JR-NET4

  Shun Ono; Kazutaka Uchida; Shuntaro Kuwahara; Satoru Fujiwara; Fumihiro Sakakibara; Manabu Shirakawa; Chiaki Sakai; Nobuyuki Sakai; Shinichi Yoshimura

  CEREBROVASCULAR DISEASES, 2025年09月

  
• JR-NET4から考察する破裂動脈瘤に対するステント支援下コイル塞栓術の有効性と今後の課題

  小倉健紀; 今村博敏; 坂井信幸; 飯原弘二; 石井暁; 坂井千秋; 佐藤徹; 松丸祐司; 吉村紳一

  日本脳神経血管内治療学会学術集会抄録集(Web), 2024年

  
• Flow diverterはParaclinoid aneurysm治療の安全性向上に寄与したか?:JR-NET4の解析結果

  藤島一紘; 佐藤徹; 佐藤徹; 藤中俊之; 飯原弘二; 石井暁; 坂井千秋; 松丸祐司; 吉村紳一; 高橋淳; 坂井信幸

  日本脳神経血管内治療学会学術集会抄録集(Web), 2024年

  
• 1%エピネフリン含有キシロカイン皮下注入による腫瘍栄養灌流の一時的変化を利用した髄膜腫塞栓術

  千原英夫; IKEDO Taichi; SAKAI Chiaki; KIKUCHI Takayuki; OKAWA Masakazu; TAKADA Shigeki; AKIYAMA Ryo; MATSUKAWA So; ISHII Akira; ARAKAWA Yoshiki

  日本脳腫瘍の外科学会プログラム・抄録集, 2024年

  
• 脳血管内治療における抗血栓療法-国内登録研究(JR-NET)報告を中心に

  坂井信幸; 榎本由貴子; 吉村紳一; 飯原弘二; 松丸祐司; 佐藤徹; 石井暁; 今村博敏; 今村博敏; 太田剛史; 尾原信行; 坂井千秋; 坂井千秋

  日本脳ドック学会総会プログラム・抄録集, 2022年

  
• 脳血管内治療の近未来-機器の開発改良

  坂井信幸; 今村博敏; 有村公一; 足立秀光; 坂井千秋; 吉村紳一; 佐藤徹

  脳神経外科ジャーナル, 2016年

  
• 脳動脈瘤塞栓術におけるHydrosoft coilの塞栓効果に関する多施設共同前向き登録研究

  坂井信幸; 伊藤靖; 坂井千秋; 兵頭明夫; 松丸祐司; 宮地茂; 吉村紳一; 安陪等思; 早川幹人; 山上宏; 今村博敏

  脳血管内治療(Web), 2016年

  

受賞

• 2004年11月23日

  学術総会ポスター賞（金賞）