岩井 宏樹 いわい ひろき 先生

来歴等

略歴

2005年 日本医科大学医学部 卒業
2005年 慶應義塾大学病院 初期臨床研修開始
2007年 慶應義塾大学医学部整形外科学教室 入局
2014年 慶應義塾大学大学院医学研究科博士課程 修了
2016年 University of California, San Diego 留学
2020年 医療法人財団 岩井医療財団 理事長、岩井整形外科病院 院長就任
2021年 Kellogg-HKUST EMBA 修了

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論文

• 1. Comparative study between full-endoscopic laminectomy and microendoscopic laminectomy for the treatment of lumbar spinal canal stenosis.

  Iwai H, Inanami H, Koga H. J Spine Surg. 2020 Jun;6(2):E3-E11.

• 2. A less invasive treatment by a full-endoscopic spine surgery for adjacent segment disease after lumbar interbody fusion.

  Iwai H, Oshima Y, Kitagawa T, Inoue H, Takano Y, Inanami H, Koga H. J Spine Surg. 2020 Jun;6(2):472-482

• 3. Full-Endoscopic Spine Surgery for the Treatment of Lumbar Ossification of the Ligamentum Flavum: Technical Report.

  Iwai H, Inanami H, Koga H. World Neurosurg. 2020 Oct;142:487-494.e1.

• 4. Allogeneic Neural Stem/Progenitor Cells Derived From Embryonic Stem Cells Promote Functional Recovery After Transplantation Into Injured Spinal Cord of Nonhuman Primates.

  Iwai H, Shimada H, Nishimura S, Kobayashi Y, Itakura G, Hori K, Hikishima K, Ebise H, Negishi N, Shibata S, Habu S, Toyama Y, Nakamura M, Okano H. Stem Cells Transl Med. 2015 Jul;4(7):708-19.

• 5. Transplantation of neural stem/progenitor cells at different locations in mice with spinal cord injury.

  Iwai H, Nori S, Nishimura S, Yasuda A, Takano M, Tsuji O, Fujiyoshi K, Toyama Y, Okano H, Nakamura M. Cell Transplant. 2014;23(11):1451-64.

• 6. Comparison of the Outcomes of Microendoscopic Discectomy Versus Full-Endoscopic Discectomy for the Treatment of L4/5 Lumbar Disc Herniation.

  Fujita M, Inui T, Oshima Y, Iwai H, Inanami H, Koga H. Global Spine J. 2024 Apr;14(3):922-929. doi: 10.1177/21925682221127997.

• 7. Unilateral Biportal Endoscopic Laminectomy-Bilateral Decompression Using a Monoportal Scope and Bipolar Coagulator for Lumbar Spinal Stenosis: A Technical Report.

  Kaneko T, Takano Y, Iwai H. Cureus. 2023 Oct 13;15(10):e46944.

• 8. Comparison of the Outcomes of Microendoscopic Cervical Foraminotomy versus Full-endoscopic Cervical Foraminotomy for the Treatment of Cervical Radiculopathy.

  Gideon B, Takebayashi K, Inui T, Oshima Y, Iwai H, Inanami H, Koga H. Neurol Med Chir (Tokyo). 2023 Sep 15;63(9):426-431.

• 9. A multilocular discal cyst extending from the spinal canal to the extraforaminal region: A case report.

  Ishibashi K, Segawa T, Kaneko T, Takano Y, Iwai H, Inanami H, Koga H. J Orthop Sci. 2023 Aug 3:S0949-2658(23)00202-6.

• 10. The Effectiveness of Unilateral Biportal Endoscopic Decompression for Radiculopathy After Vertebral Compression Fracture: A Case Report.

  Kaneko T, Iwai H, Takano Y. Cureus. 2023 May 5;15(5):e38594.

• 11. A Propensity Score-matched Analysis of Clinical Outcomes Between Single-level and Multilevel Intervertebral Decompression for Cervical Radiculopathy.

  Oshina M, Kawamura N, Hara N, Higashikawa A, Ono T, Takeshita Y, Azuma S, Fukushima M, Iwai H, Kaneko T, Inanami H, Oshima Y. Spine (Phila Pa 1976). 2023 Feb 15;48(4):247-252.

• 12. Clinical Evaluation of Microendoscopy-Assisted Oblique Lateral Interbody Fusion.

  Segawa T, Koga H, Oshina M, Ishibashi K, Takano Y, Iwai H, Inanami H. Medicina (Kaunas). 2021 Feb 3;57(2):135.

• 13. Partial Resection of Spinous Process for the Elderly Patients with Thoraco-Lumbar Kyphosis: Technical Report.

  Inanami H, Iwai H, Kato S, Takano Y, Yuzawa Y, Yanagisawa K, Kaneko T, Segawa T, Matsudaira K, Oka H, Oshina M, Fukusima M, Saiki F, Oshima Y. Medicina (Kaunas). 2021 Jan 21;57(2):87.

• 14. Is Microendoscopic Discectomy Effective for Patients With Concomitant Lumbar Disc Herniation and Spondylolysis?

  Oshima Y, Inanami H, Iwai H, Koga H, Takano Y, Oshina M, Oka H, Tanaka S. Global Spine J. 2020 Sep;10(6):700-705.

• 15. Degree of satisfaction following full-endoscopic cervical foraminotomy.

  Tonosu J, Oshima Y, Takano Y, Inanami H, Iwai H, Koga H. J Spine Surg. 2020 Jun;6(2):366-371.

• 16. Relationship between lumbar lordosis and the ratio of the spinous process height to the anterior spinal column height.

  Inanami H, Iwai H, Kaneko T, Oshina M, Manabe N, Takano Y, Yuzawa Y, Segawa T, Yanagisawa K, Hirai S, Saiki F, Fukushima M, Oka H, Matsudaira K, Oshima Y, Koga H. Sci Rep. 2020 Apr 21;10(1):6718.

• 17. A protective method to reduce radiation exposure to the surgeon during endoscopic lumbar spine surgery.

  Ishii K, Iwai H, Oka H, Otomo K, Inanami H. J Spine Surg. 2019 Dec;5(4):529-534.

• 18. Chemonucleolysis with chondroitin sulfate ABC endolyase as a novel minimally invasive treatment for patients with lumbar intervertebral disc herniation.

  Ishibashi K, Iwai H, Koga H. J Spine Surg. 2019 Jun;5(Suppl 1):S115-S121.

• 19. Preoperative Design for the Posterolateral Approach in Full-Endoscopic Spine Surgery for the Treatment of L5/S1 Lumbar Disc Herniation.

  Fujita M, Kawano H, Kitagawa T, Iwai H, Takano Y, Inanami H, Koga H. Neurospine. 2019 Mar;16(1):105-112.

• 20. Successful treatment of lumbar ligamentum flavum hematoma using a spinal full-endoscopic system.

  Kaneko T, Oshima Y, Inoue H, Iwai H, Takano Y, Inanami H, Koga H. J Spine Surg. 2018 Dec;4(4):744-749.

• 21. A less invasive surgery using a full-endoscopic system for L5 nerve root compression caused by lumbar foraminal stenosis.

  Ishibashi K, Oshima Y, Inoue H, Takano Y, Iwai H, Inanami H, Koga H. J Spine Surg. 2018 Sep;4(3):594-601.

• 22. Evaluation of the immunogenicity of human iPS cell-derived neural stem/progenitor cells in vitro.

  Ozaki M, Iwanami A, Nagoshi N, Kohyama J, Itakura G, Iwai H, Nishimura S, Nishiyama Y, Kawabata S, Sugai K, Iida T, Matsubayashi K, Isoda M, Kashiwagi R, Toyama Y, Matsumoto M, Okano H, Nakamura M. Stem Cell Res. 2017 Mar;19:128-138.

• 23. Functional Recovery from Neural Stem/Progenitor Cell Transplantation Combined with Treadmill Training in Mice with Chronic Spinal Cord Injury.

  Tashiro S, Nishimura S, Iwai H, Sugai K, Zhang L, Shinozaki M, Iwanami A, Toyama Y, Liu M, Okano H, Nakamura M. Sci Rep. 2016 Aug 3;6:30898.

• 24. Controlling immune rejection is a fail-safe system against potential tumorigenicity after human iPSC-derived neural stem cell transplantation.

  Itakura G, Kobayashi Y, Nishimura S, Iwai H, Takano M, Iwanami A, Toyama Y, Okano H, Nakamura M. PLoS One. 2015 Feb 23;10(2):e0116413.

• 25. Role of 18F-fluoro-D-deoxyglucose PET/CT in diagnosing surgical site infection after spine surgery with instrumentation.

  Inanami H, Oshima Y, Iwahori T, Takano Y, Koga H, Iwai H. Spine (Phila Pa 1976). 2015 Jan 15;40(2):109-13.

• 26. Global gene expression analysis following spinal cord injury in non-human primates.

  Nishimura S, Sasaki T, Shimizu A, Yoshida K, Iwai H, Koya I, Kobayashi Y, Itakura G, Shibata S, Ebise H, Horiuchi K, Kudoh J, Toyama Y, Anderson AJ, Okano H, Nakamura M. Exp Neurol. 2014 Nov;261:171-9.

• 27. Time-dependent changes in the microenvironment of injured spinal cord affects the therapeutic potential of neural stem cell transplantation for spinal cord injury.

  Nishimura S, Yasuda A, Iwai H, Takano M, Kobayashi Y, Nori S, Tsuji O, Fujiyoshi K, Ebise H, Toyama Y, Okano H, Nakamura M. Mol Brain. 2013 Jan 8;6:3.

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著書

• 1. 岩井 宏樹, 古閑 比佐志: 特に残された椎間孔狭窄に対して，どのように対応すべきか. 脊椎脊髄ジャーナル 34巻2号;131-136. 2021

• 2. 岩井 宏樹,稲波 弘彦: 腰痛の治療—手術療法. 日本医師会雑誌第150巻 第7号;1211-1215. 2021

• 3. 岩井 宏樹, 古閑 比佐志, 高野 裕一, 稲波 弘彦: 内視鏡下頸椎後方除圧術の功罪. 脊椎脊髄ジャーナル 35巻9号; 651-658. 2023

• 4. 岩井 宏樹. 内視鏡下のノミの有効な使用法−ノミの利点と欠点. 若手脊椎外科医のための内視鏡手術ガイド.日本維持新報社. 8-14. 2018.

• 5. 岩井 宏樹. 脊椎内視鏡手術の今後−医療経済学的観点から. 若手脊椎外科医のための内視鏡手術ガイド.日本維持新報社. 170-173. 2018.

• 6. 岩井宏樹, 中村雅也, 渡辺航太, 辻崇, 石井賢, 高石官成, 松本守雄, 戸山芳昭, 千葉一裕：脊髄円錐部髄内外神経鞘腫の1治験例　関東整災誌40巻 第1号; 58-62, 2009.

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受賞

• 1. 2013年 第28回日本整形外科学会基礎学術集会 優秀口演賞

学会発表

• 1. 岩井宏樹 等：Comparative Study of Learning Curve between Full Endoscopic Cervical Foraminotomy and Microendoscopic Cervical Foraminotomy.　第53回日本脊椎脊髄病学会学術集会，2024.4　横浜

• 2. 岩井宏樹 等：Microendoscopic cervical foraminotomy (MECF)とFull endoscopic cervical foraminotomy (FECF)のLearning curveの比較.　第26回日本低侵襲脊椎外科学会学術集会，2023.11　福岡

• 3. Hiroki Iwai et al: Net Promoter Score in Spine Surgeries. The 23rd Annual meeting of Pacific Asian Society of Minimum Invasive Spine Surgery, 2023.7　Tainan, Taiwan

• 4. Hiroki Iwai et al: Comparative Study in Operative Time between Posterior Endoscopic Cervical Foraminotomy and Micorendoscopic Cervical Foraminotomy. The Society for Minimally Invasive Spine Surgery in SpineWeek 2023, 2023.5　Melbourne, Australia

• 5. Hiroki Iwai et al: Useful Axial Reformatting of MR Myelography Based on Balanced Steady-State Free Precession. The Asia Pacific Spine Society in SpineWeek 2023, 2023.5　Melbourne, Australia

• 6. 岩井宏樹 等：Net Promoter Scoreを用いた脊椎手術の評価.　第52回日本脊椎脊髄病学会学術集会，2023.4　札幌

• 7. 岩井宏樹 等：Balanced steady-state free precession MRIにおける再構成Axial viewの有用性.　第52回日本脊椎脊髄病学会学術集会，2023.4　札幌

• 8. 岩井宏樹等：腰椎疾患の診断と冠状断・横断balanced steady-state free precession画像の有用性.　第28回 日本最小侵襲整形外科学会（セミナー），2022.11　横浜

• 9. 岩井宏樹等：頚椎神経根症に対するMECL (Microendoscopic Cervical Laminectomy)とFECF (Full Endoscopic Cervical Foraminotomy.　第22回圧迫性脊髄症研究会（特別講演），2021.1　東京

• 10. 岩井宏樹 等：後期高齢者に対する頚椎後方除圧術の有効性について　第50回日本脊髄障害医学会，2015.11　東京

• 11. 岩井宏樹 等：術中透視未使用下でのCBTスクリュー挿入法の工夫とその精度　第44回日本脊椎脊髄病学会，2015.9　東京

• 12. 岩井宏樹 等：高度脊柱変形に対するvertebral column resection (VCR)の術中合併症に対する検討　第44回日本脊椎脊髄病学会，2015.4　福岡

• 13. Hiroki Iwai et al: Allogeneic transplantation of embryonic stem cells derived neural stem/progenitor cells promotes functional recovery after spinal cord injury in common marmosets. The 41st annual meeting of Cervical Spine Research Society, 2013.12 Los Angeles, U.S.A.

• 14. Hiroki Iwai et al: The primate allogeneic transplantation of embryonic stem cell-derived neural stem/progenitor cells promoted functional recovery in common marmosets with spinal cord injury. 43rd annual meeting of Society for Neuroscience (Nanosymposium), 2013.11 San Diego, U.S.A.

• 15. Hiroki Iwai et al: The allogeneic transplantation of embryonic stem cells-derived neural stem/progenitor cells into injured spinal cord in adult common marmosets. The 52nd annual meeting of International Spinal Cord Society, 2013.10　Istanbul, Turkey

• 16. 岩井宏樹 等：サル脊髄損傷モデルに対する同種胚性幹(ES)細胞由来神経幹細胞移植療法. 第28回日本整形外科学会基礎学術集会, 2013.10　幕張

• 17. 岩井宏樹等：コモンマーモセット損傷脊髄に対する同種神経幹細胞移植の検討、第42回日本脊椎脊髄病学会　2013.4 宜野湾

• 18. Hiroki Iwai et al: Allogeneic transplantation of neural stem/progenitor cells promoted functional recovery after spinal cord injury in non-human primates. The 11th annual meeting of International Society for Stem Cell Research, 2013 6. Boston, U.S.A.

• 19. 岩井宏樹等：コモンマーモセット脊髄損傷モデルに対する同種神経幹細胞移植. 第12回日本再生医療学会総会, 2013.3 横浜

• 20. Hiroki Iwai et al: Investigation of the optimal transplantation site of fetal neural stem/progenitor cells for spinal cord injury in adult mice. The 40th annual meeting of Cervical Spine Research Society, 2012.12 Chicago, U.S.A

• 21. 岩井宏樹 等：マウス脊髄損傷モデルに対する神経幹細胞の至適移植部位の検討. 第27回日本整形外科学会基礎学術集会,　2012.10, 名古屋

• 22. 岩井宏樹 等：コモンマーモセット脊髄損傷モデルに対する同種神経幹細胞移植. 第27回日本整形外科学会基礎学術集会,　2012.10, 名古屋

• 23. Hiroki Iwai et al : The allogeneic transplantation of neural stem/progenitor cells into injured spinal cord in adult common marmosets. The 51st annual meeting of International Spinal Cord Society, 2012.10　London, U.K.

• 24. 岩井宏樹等：マウス脊髄損傷モデルに対する神経幹細胞の至適移植部位の検討. 第41回日本脊椎脊髄病学会,　2012. 4 久留米

• 25. 岩井宏樹 等：グローイングロッド法によるロッド延長術直後に急激に発症した肺水腫の1例　第43回日本側彎症学会，2009.11　東京

• 26. 岩井宏樹 等：人工関節置換術後の大腿骨顆上骨折に再置換術を施行した2例　第132回神奈川整形災害外科研究会，2008.11　横浜

• 27. 岩井宏樹 等：髄内外神経鞘腫の1例　第49回関東整形災害外科学会，2008.3　東京

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