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  1. No Access

    Article

    Equal short-term outcomes of intracorporeal mechanical gastrogastrostomy in laparoscopic pylorus-preserving gastrectomy for cT1N0 gastric cancer in the middle stomach compared with the extracorporeal hand-sewing method

    Intracorporeal mechanical gastrogastrostomy (IMG) techniques have recently been developed and their short-term safety was presented in their initial evaluation. However, whether they are comparable to extracor...

    Hiroki Harada, Kojiro Eto, Manabu Ohashi, Nozomi Kurihara in Surgical Endoscopy (2024)

  2. No Access

    Article

    Product characteristics and heat of reaction of municipal solid waste in pyrolysis and gasification at low temperatures

    This study examines the pyrolysis and gasification characteristics of municipal solid waste (MSW) via thermogravimetric analysis and laboratory-scale pyrolysis and gasification experiments. The MSW samples wer...

    Yuya Sakurai, Eriko Sugimura, Tsutomu Ito in Journal of Material Cycles and Waste Manag… (2024)

  3. No Access

    Chapter and Conference Paper

    Reduction of Aerodynamic Noise Radiated from Multicopter

    The present paper is focused on reducing the aerodynamic noise emitted by multicopter. The effect of the serrations and the dimples of the propeller blades on the aerodynamic noise has been studied experimenta...

    Natsuki Ishida, Hiroki Harada in Proceedings of the 9th Asian Joint Worksho… (2024)

  4. No Access

    Article

    A sandwiching method that simplifies hepatic left lateral segment inversion to secure an optimal surgical view around the esophageal hiatus in laparoscopic and robotic gastrectomy for upper gastric and esophagogastric junction cancers

    In laparoscopic surgery for upper gastric and esophagogastric junction (EGJ) cancer, it is important to achieve optimal exposure of the esophageal hiatus to secure an appropriate workspace. In recent years, he...

    Hiroki Harada, Masaru Hayami, Rie Makuuchi, Satoshi Ida in Langenbeck's Archives of Surgery (2023)

  5. No Access

    Article

    Pancreas-contactless gastrectomy for gastric cancer prevents postoperative inflammation

    Pancreas-related complications after laparoscopic gastrectomy (LG) for gastric cancer can be fatal. We developed a gastrectomy procedure with no pancreas contact to prevent such complications and herein report...

    Hideki Ushiku, Mikiko Sakuraya, Marie Washio, Kei Hosoda in Surgical Endoscopy (2022)

  6. Article

    Open Access

    Laparoscopic and endoscopic cooperative surgery for advanced gastric cancer as palliative surgery in elderly patients: a case report

    The number of elderly patients with gastric cancer is increasing, with the very elderly often refusing radical gastrectomy with lymph node dissection. Such a patient presented to us and we proposed a palliativ...

    Marie Washio, Naoki Hiki, Kei Hosoda, Masahiro Niihara in Surgical Case Reports (2021)

  7. No Access

    Article

    Preoperative chemotherapy could modify recurrence patterns through postoperative complications in patients with gastric cancer

    Postoperative infectious complications have a negative impact on survival outcomes in patients with gastric cancer. It is recently reported that preoperative chemotherapy may eliminate this negative impact. Th...

    Kei Hosoda, Hideki Ushiku, Chikatoshi Katada in Langenbeck's Archives of Surgery (2021)

  8. No Access

    Article

    Randomized study of prevention of gastrointestinal toxicities by nutritional support using an amino acid-rich elemental diet during chemotherapy in patients with esophageal cancer (KDOG 1101)

    This randomized study was designed to evaluate the clinical effect of an elemental diet during chemotherapy in patients with esophageal cancer.

    Chikatoshi Katada, Saeko Fukazawa, Mitsuhiro Sugawara, Yasutoshi Sakamoto in Esophagus (2021)

  9. No Access

    Article

    Patient selection for salvage surgery after definitive chemoradiotherapy in esophageal squamous cell carcinoma

    With the widespread use of definitive chemoradiotherapy (dCRT) for esophageal squamous cell carcinoma (ESCC), salvage surgery for recurrence/residual patients became prevalent. However, survival impact of salv...

    Hiroki Harada, Keishi Yamashita, Chikatoshi Katada in Langenbeck's Archives of Surgery (2020)

  10. No Access

    Article

    Neoadjuvant chemotherapy plus surgery for high-risk advanced gastric cancer: long-term results of KDOG1001 trial

    The purpose of this study is to evaluate the long-term survival outcomes of KDOG1001 trial after a minimum follow-up of 3 years.

    Kei Hosoda, Chikatoshi Katada, Kenji Ishido in Langenbeck's Archives of Surgery (2020)

  11. No Access

    Article

    A phase I study of docetaxel/oxaliplatin/S-1 (DOS) combination neoadjuvant chemotherapy for patients with locally advanced adenocarcinoma of the esophagogastric junction

    The optimal dose of each drug used in the docetaxel, oxaliplatin, and S-1 (DOS) chemotherapy remains to be clarified for the Japanese population. The purpose of this study was to determine a recommended dose f...

    Kei Hosoda, Mizutomo Azuma, Chikatoshi Katada in International Journal of Clinical Oncology (2020)

  12. No Access

    Article

    Prevention of intra-thoracic recurrent laryngeal nerve injury with robot-assisted esophagectomy

    Transthoracic esophagectomy for esophageal cancer is one of the most invasive procedures in surgery for gastrointestinal cancer. Serious complications sometimes occur after esophageal cancer surgery, including...

    Kei Hosoda, Masahiro Niihara, Hideki Ushiku in Langenbeck's Archives of Surgery (2020)

  13. No Access

    Chapter and Conference Paper

    Non-invasive Monitoring of Hepatic Oxygenation Using Time-Resolved Spectroscopy

    The aim of the present study was to investigate whether changes in hepatic oxygenation can be detected by time-resolved spectroscopy (TRS) placed on the skin surface above the liver. METHODS: With approval of ...

    Tomotsugu Yasuda, Keiji Yamaguchi, Takahiro Futatsuki in Oxygen Transport to Tissue XXXVII (2016)

  14. Article

    Open Access

    Total mastectomy and chest reconstruction for a rapidly progressing giant phyllodes tumor with skin necrosis: a case report

    Phyllodes tumors are rare fibroepithelial neoplasms of the breast. In the literature, borderline or malignant tumors have been reported to present with unusual characteristics including a short clinical histor...

    Aya Banno, Akihiko Shimada, Kenichiro Aga, Hiroki Harada in Surgical Case Reports (2015)

  15. No Access

    Article

    Soil-inhabiting Tardigrade Communities in Forests of Central Japan

    This study was carried out for the purpose of detecting the relationship between soil-inhabiting tardigrade communities and environmental factors of various forests. Nine forests in the southern part of Kanaga...

    Hiroki Harada, Masamichi T. Ito in Hydrobiologia (2006)

  16. No Access

    Article

    Reproduction of occult metastasis of head and neck cancer in nude mice

    The presence of occult metastasis is the most important factor that influences the prognosis in patients with head and neck cancer. To reproduce occult metastasis of oral cancer cells, we serially resected the...

    Shuichi Kawashiri, Shigehiro Kumagai, Kiyoshi Kojima in Clinical & Experimental Metastasis (1999)