日本外科学会専門医・指導医/日本消化器外科学会専門医・指導医/日本消化器病学会専門医・指導医/日本食道学会食道科認定医/消化器がん外科治療認定医/日本内視鏡外科学会技術認定取得者/日本がん治療認定医機構がん治療認定医/Society of American Gastrointestinal Endoscopic Surgeons(SAGES)international Member/日本胃癌学会代議員/腹腔鏡下胃切除研究会世話人/関東腹腔鏡下胃切除研究会世話人/単孔式内視鏡手術研究会世話人
主な研究業績・著書
Hagiwara K et al. Comparison of Short-Term Outcomes Between Hand-assisted Laparoscopic Distal Gastrectomy and Laparoscopy-assisted Distal Gastrectomy in Gastric Cancer. Surg Laparosc Endosc Percutan Tech. 2020;30:249-256.
Hagiwara K et al. Radiochemotherapy for esophageal squamous cell carcinoma in elderly patients. Hepatogastroenterology. 2014;61:1617-1622.
Hagiwara K et al. Urinary bladder fistula following laparoscopic inguinal hernioplasty: a case report. BMC Surg. 2021;21:183.
Kanai H, Hagiwara K et al. Short-term outcome of laparoscopic cholecystectomy for benign gall bladder diseases in 76 dogs. J Vet Med Sci. 2018;80:1747-1753.
Hagiwara K, et al. Urinary bladder fistula following laparoscopic inguinal hernioplasty: a case report. BMC Surg. 7;21(1):183. 2021
Hagiwara K, et al. Timing of Kocher maneuver in laparoscopic endoscopic cooperative surgery for duodenum tumor: Before or after endoscopic submucosal dissection? Endosc Int Open. 10(2):E224-E225. doi: 10.1055/a-1723-3516. 2022
Hagiwara K, et al. Anomalous vascular anatomy of the left gastric artery in oesophagectomy. ANZ J Surg. 92(5):1213-1214. doi: 10.1111/ans.17219. 2022
Hagiwara K, et al: Prevalence of preoperative asymptomatic deep vein thrombosis in patients undergoing elective general surgery for benign disease. Ann Gastroenterol Surg. 7(6):1042-1048, 2023
Kondo M, Hagiwara K, et al: Laparoscopic cholecystectomy using the subserosal layer dissection technique in dogs: 34 cases (2015-2021). J Small Anim Pract. 64(4):288-295, 2023
萩原 謙:動物と人の胆嚢の解剖学的な相違ー安全な腹腔鏡下胆嚢摘出術を行うためにー:MVM(Journal of modern veterinary medicine) 26巻2号、2017
Yamashita H, Hagiwara K: Open surgery may no longer be a control arm of minimally invasive surgery for gastric cancer AME Clin Trials Rev;2:84. doi: 10.21037/actr-24-49, 2024