Authors: Hiroyuki Kamiya
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Journal Article

Minimally invasive pulmonary valve replacement via left anterior mini-thoracotomy using an automated fastener-assisted suturing technique: a case report

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Jeong A Lee, Daisuke Takeyoshi, Tasuku Kawarabayashi, Akito Inoue, Kaname Shimizu, Kentaro Shirakura, Yuki Setogawa, Hiroyuki Miyamoto, Ryohei Ushioda, Shogo Takahashi, Shingo Kunioka, Hiroyuki Kamiya
Journal of Surgical Case Reports, Volume 2026, Issue 6, June 2026, rjag469, https://doi.org/10.1093/jscr/rjag469
Published: 19 June 2026
Journal Article

Thoracic aortic rupture in a patient with repeated oral fluoroquinolone administration

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Masahiko Narita, Nobuyuki Akasaka, Kentaro Shirakura, Hana Fukuta, Tomoki Nakatsu, Hiroyuki Kamiya
Journal of Surgical Case Reports, Volume 2026, Issue 4, April 2026, rjaf1115, https://doi.org/10.1093/jscr/rjaf1115
Published: 02 April 2026
Journal Article

Bentall procedure for giant unruptured right sinus of Valsalva aneurysm treated

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Jeonga Lee, Ryohei Ushioda, Hidenobu Akamatsu, Tasuku Kawarabayashi, Akito Inoue, Kaname Shimizu, Kentaro Shirakura, Yuki Setogawa, Ryo Okubo, Hiroyuki Miyamoto, Aina Hirofuji, Daisuke Takeyoshi, Shogo Takahashi, Shingo Kunioka, Hiroyuki Kamiya
Journal of Surgical Case Reports, Volume 2026, Issue 1, January 2026, rjag038, https://doi.org/10.1093/jscr/rjag038
Published: 30 January 2026
Journal Article

Total venous coronary artery bypass grafting for acute myocardial infarction with Leriche syndrome and porcelain aorta: a case report

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Hideki Isa, Kentaro Shirakura, Tasuku Kawarabayashi, Hidenobu Akamatsu, Koji Kagawa, Kazuki Miyatani, Nobuhiro Mochizuki, Fumitaka Suzuki, Ryohei Ushioda, Ryo Okubo, Aina Hirofuji, Shingo Kunioka, Masahiro Tsutsui, Hiroyuki Kamiya
Journal of Surgical Case Reports, Volume 2026, Issue 1, January 2026, rjaf1102, https://doi.org/10.1093/jscr/rjaf1102
Published: 20 January 2026
Journal Article

Successful double valve replacement with extensive annular enlargement using the Commando procedure in a patient with small aortic and mitral annuli after previous double valve surgery

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Akito Inoue, Daisuke Takeyoshi, Hidenobu Akamatsu, Tasuku Kawarabayashi, Jeonga Lee, Jun Maruoka, Kentaro Shirakura, Yuki Setogawa, Ryo Okubo, Hiroyuki Miyamoto, Ryohei Ushioda, Aina Hirofuji, Shogo Takahashi, Shingo Kunioka, Hiroyuki Kamiya
Journal of Surgical Case Reports, Volume 2026, Issue 1, January 2026, rjaf1025, https://doi.org/10.1093/jscr/rjaf1025
Published: 02 January 2026
Journal Article

Early structural valve deterioration of a pulmonary position Inspiris Resilia valve requiring redo pulmonary and tricuspid valve replacement

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Akito Inoue, Ryohei Ushioda, Hidenobu Akamatsu, Tasuku Kawarabayashi, Jeonga Lee, Jun Maruoka, Kentaro Shirakura, Yuki Setogawa, Ryo Okubo, Hiroyuki Miyamoto, Aina Hirofuji, Shogo Takahashi, Daisuke Takeyoshi, Shingo Kunioka, Hiroyuki Kamiya
Journal of Surgical Case Reports, Volume 2025, Issue 11, November 2025, rjaf898, https://doi.org/10.1093/jscr/rjaf898
Published: 12 November 2025
Journal Article

Delayed Stanford type A aortic dissection after transcatheter aortic valve implantation with balloon-expandable valve: a case report

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Yudai Shiwaku, Tatsuya Aonuma, Yuya Kitani, Naoko Kawabata, Erika Saito, Akiho Minoshima, Toshiharu Takeuchi, Nobuhiro Mochizuki, Masahiro Tsutsui, Hiroyuki Kamiya, Naoki Nakagawa
Journal of Surgical Case Reports, Volume 2025, Issue 11, November 2025, rjaf875, https://doi.org/10.1093/jscr/rjaf875
Published: 05 November 2025
Journal Article

Successful limb salvage in acute type A aortic dissection with bilateral lower limb malperfusion by early cardiopulmonary bypass reperfusion and total arch replacement with frozen elephant trunk

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Hidenobu Akamatsu, Daisuke Takeyoshi, Tasuku Kawarabayashi, Akito Inoue, Jeonga Lee, Jun Maruoka, Yuki Setogawa, Ryohei Ushioda, Ryo Okubo, Hiroyuki Miyamoto, Shougo Takahashi, Shingo Kunioka, Hiroyuki Kamiya
Journal of Surgical Case Reports, Volume 2025, Issue 10, October 2025, rjaf837, https://doi.org/10.1093/jscr/rjaf837
Published: 17 October 2025
Journal Article

An unexpected finding of cardiac injury penetrating the diaphragm in a suspected abdominal trauma case

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Shingo Kunioka, Fumiaki Kimura, Hideki Isa, Kentaro Shirakura, Shutaro Wachi, Daiki Sunada, Naohiro Kokita, Motoi Okada, Katsuaki Magishi, Yuichi Izumi, Hiroyuki Kamiya
Journal of Surgical Case Reports, Volume 2025, Issue 8, August 2025, rjaf586, https://doi.org/10.1093/jscr/rjaf586
Published: 06 August 2025
Journal Article

Minimally invasive mitral valve replacement for posterior leaflet tear following transcatheter edge-to-edge repair using the MitraClip system: a case report

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Hikaru Miyazaki, Ryohei Ushioda, Hidenobu Akamatsu, Tasuku Kawarabayashi, Akito Inoue, Jeonga Lee, Jun Maruoka, Yuki Setogawa, Ryo Okubo, Hiroyuki Miyamoto, Shougo Takahashi, Daisuke Takeyoshi, Shingo Kunioka, Yuya Kitani, Naoko Kawabata, Hiroyuki Kamiya
Journal of Surgical Case Reports, Volume 2025, Issue 7, July 2025, rjaf591, https://doi.org/10.1093/jscr/rjaf591
Published: 01 August 2025
Journal Article

Early rupture of a tetrafluoroethylene loop due to fixation with polypropylene resulting in recurrent mitral valve regurgitation; a word of caution

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Keijiro Mitsube, Naohiro Wakabayashi, Masahiro Tsutsui, Ryohei Ushioda, Hiroyuki Kamiya, Tsutomu Fujita
Journal of Surgical Case Reports, Volume 2025, Issue 6, June 2025, rjaf393, https://doi.org/10.1093/jscr/rjaf393
Published: 08 June 2025
Journal Article

A case of left main coronary artery to pulmonary fistula associated with vasospastic angina

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Kentaro Shirakura, Shougo Takahashi, Kaname Shimizu, Jun Maruoka, Yuki Setogawa, Ryo Okubo, Hiroyuki Miyamoto, Ryohei Ushioda, Daisuke Takeyoshi, Shingo Kunioka, Masahiro Tsutsui, Hiroyuki Kamiya
Journal of Surgical Case Reports, Volume 2025, Issue 4, April 2025, rjaf173, https://doi.org/10.1093/jscr/rjaf173
Published: 05 April 2025
Journal Article

Transapical aortic valve replacement and concomitant coronary bypass grafting in on-pump beating fashion: a case report

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Shougo Takahashi, Kentaro Shirakura, Masahiro Tsutsui, Shingo Kunioka, Ryohei Ushioda, Yuya Kitani, Akiho Minoshima, Toshiharu Takeuchi, Naoki Nakagawa, Hiroyuki Kamiya
Journal of Surgical Case Reports, Volume 2025, Issue 3, March 2025, rjaf119, https://doi.org/10.1093/jscr/rjaf119
Published: 09 March 2025
Journal Article

A case of rapid rupture of a calcified amorphous tumor observed by echocardiography

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Kentaro Shirakura, Ryohei Ushioda, Masahiro Tsutsui, Shingo Kunioka, Nobuhiro Mochizuki, Tatsuya Aonuma, Naoko Kawabata, Erika Saitoh, Naoki Nakagawa, Hiroyuki Kamiya
Journal of Surgical Case Reports, Volume 2025, Issue 2, February 2025, rjaf064, https://doi.org/10.1093/jscr/rjaf064
Published: 19 February 2025
Journal Article

Giant cardiac schwannoma around the left atrium: a case report

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Ryohei Ushioda, Boonsap Sakboon, Dit Yoongtong, Jaroen Cheewinmethasiri, Hiroyuki Kamiya, Nuttapon Arayawudhikul
Journal of Surgical Case Reports, Volume 2024, Issue 11, November 2024, rjae738, https://doi.org/10.1093/jscr/rjae738
Published: 27 November 2024
Journal Article

A case of minimum invasive debranch thoracic endovascular aortic repair for isolated left vertebral artery: complete revascularization without artificial vessels via a single small incision

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Masahiro Tsutsui, Kazuki Miyatani, Kentaro Shirakura, Yuki Setogawa, Fumitaka Suzuki, Hiroyuki Miyamoto, Ryo Okubo, Ryohei Ushioda, Shingo Kunioka, Natsuya Ishikawa, Norihumi Otani, Hiroyuki Kamiya
Journal of Surgical Case Reports, Volume 2024, Issue 10, October 2024, rjae595, https://doi.org/10.1093/jscr/rjae595
Published: 05 October 2024
Journal Article

Epicardial hematoma due to heart positioner device in minimally invasive coronary artery bypass

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Nobuhiro Mochizuki, Ryohei Ushioda, Dit Yoongtong, Boonsap Sakboon, Jaroen Cheewinmethasiri, Hiroyuki Kamiya, Nuttapon Arayawudhikul
Journal of Surgical Case Reports, Volume 2024, Issue 6, June 2024, rjae417, https://doi.org/10.1093/jscr/rjae417
Published: 19 June 2024
Journal Article

Successful surgical correction of an incomplete atrioventricular septal defect in a 76-year-old female patient

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Kentaro Shirakura, Nobuyuki Akasaka, Daichi Mizushima, Masahiko Narita, Ryo Okubo, Tomoki Nakatsu, Daita Kobayashi, Hiroyuki Kamiya
Journal of Surgical Case Reports, Volume 2024, Issue 3, March 2024, rjae187, https://doi.org/10.1093/jscr/rjae187
Published: 27 March 2024
Journal Article

Two-stage repair for DeBakey type II acute aortic dissection and distal aortic arch aneurysm in a nonagenarian patient

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Kentaro Shirakura, Shingo Kunioka, Kazuki Miyatani, Nobuhiro Mochizuki, Hideki Isa, Yuki Setogawa, Fumitaka Suzuki, Ryo Okubo, Ryohei Ushioda, Aina Hirofuji, Masahiro Tsutsui, Natsuya Ishikawa, Hiroyuki Kamiya
Journal of Surgical Case Reports, Volume 2023, Issue 12, December 2023, rjad648, https://doi.org/10.1093/jscr/rjad648
Published: 05 December 2023
Journal Article

Staged revascularization and multi-modal mechanical circulatory supports in a patient with severe cardiogenic shock due to acute-on-chronic coronary syndrome

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Miri Horimoto, Masahiro Tsutsui, Nobuhiro Mochizuki, Yuki Setogawa, Fumitaka Suzuki, Masahiko Narita, Aina Hirofuzi, Shingo Kunioka, Tomonori Shirasaka, Natsuya Ishikawa, Hiroyuki Kamiya
Journal of Surgical Case Reports, Volume 2023, Issue 11, November 2023, rjad631, https://doi.org/10.1093/jscr/rjad631
Published: 20 November 2023