Doç. Dr.
Onur BAYRAKTAR

Doç. Dr.
Onur BAYRAKTAR

Randevu Al
İstanbul Florence Nightingale Hastanesi
Özel İlgi Alanları
  • Laparoskopik Cerrahi
  • Robotik
  • Sindirim Sistemi
  • İnce Bağırsak, Kalın Bağırsak ve Rektum hastalıkları
  • Yemek Borusu
  • Obezite
  • Gastroenteroloji
Sağlık Rehberi İçerikleri

    Video

      • 2010
        Cerrahpaşa Tıp Fakültesi
        Genel Cerrahi Uzmanlık Eğitimi

        2005
        İstanbul Üniversitesi Cerrahpaşa Tıp Fakültesi
        Tıp Eğitimi

        • Türk Tabipler Birliği 
        • Türk Cerrahi Derneği
        • European Society of Coloproctology
        • Türk Kolon ve Rektum Cerrahisi Derneği

    • Uluslararası Hakemli Dergilerde Yayımlanan Makaleler

        • Avcı S, Yüceyar S, Aytac E, Bayraktar O, Erenler I, Ustun H, Uzun H, Erturk S. Comparison of classical surgery and sutureless repair with DuraSeal or fibrin glue for duodenal perforation in rats. Ulus Travma Acil Cerrahi Derg. 2011 Jan; 17(1): 9-13.
        • Bayraktar B, Yılmaz E, Bayraktar O, Apaydın BB, Erenler I, Kayabasi B, Ozcelik AA, Eren B. Distribution of HLA Antigens in Breast Cancer: Preliminary Study. Bratisl Med J. 2012;113(6):372-5.
        • Bayraktar O, Bayraktar B, Atasoy D, Erenler I, Ozdemir IA, Boluk S, Bayraktar OU, Bayraktar A, Tortum OB, Yigitbasi R. Covered Self-Expandable Metallic Stents Could be Used Successfully in the Palliation of Malignant Cervical Esophageal Strictures: Preliminary Report. Surg Lap Endosc Percut Tech. 2013;23(2):41-4.
        • Bayraktar B, Bayraktar O, Ozemir IA, Kizilkilic E, Oztürk E, Yigitbasi R. Comparison of two minimal invasive techniques of splenectomy: Standard laparoscopy versus transumbilical multiport single-site laparoscopy with conventional instruments. Journal of Minimal Access Surgery. April-June 2015. Volume 11. Issue 2 DOI:10.4103/0972-9941.137756.
        • Bayraktar B, Demiral G, Ozemir IA, Bayraktar O, Yılmabasar MG, Boluk S. Bilateral Giant Mediastinal Parathyroid Adenomas. Presented With Severe Hypercalcemia: Report of a Case. J Med Cases. 2014;5(3):167-170. 
        • Bayraktar B, Ozemir IA, Kefeli U, Demiral G, Sagiroğlu J, Bayraktar O, Adali G, Ozcelik A, Tortum OB. Colorectal stenting for palliation and as a bridge to surgery: A 5-year follow-up study. World J Gastroenterol 2015 August 21; 21(31): 9373-9379.
        • Ozemir IA, Bayraktar B, Bayraktar O, Tosun S, Bilgic C, Demiral G, Ozturk E, Yigitbasi R, Alimoglu A. Single-site multiport combined splenectomy and cholecystectomy with conventional laparoscopic instruments: Case series and review of literature. Int J Surg Case Rep. 2015 Dec 17;19:41-46.
        • Aghayeva A, Bayraktar O, Atasoy D, Ozben V, Baca B. Excision of a Rectal Gastrointestinal Stromal Tumor Using the Transanal Minimal Invasive Surgery Technique. Dis Colon Rectum. 2015 Nov;58(11):1108. PMID: 26445186
        • Baca B, Aghayeva A, Ozben V, Bayraktar O, Atasoy D, Erguner I, Karahasanoglu T, Hamzaoglu I. Robotic total proctocolectomy for ulcerative colitis - a video vignette. Colorectal Dis. 2015 Aug;17(8):736.PMID: 26047017
        • Ozben V, Cengiz TB, Bayraktar O, Aghayeva A, Atasoy D, Sisman G, Baca B. Identification of mesenteric lymph nodes in robotic complete mesocolic excision by near-infrared fluorescence imaging. Tech Coloproctol. 2016 Mar;20(3):195-6.PMID: 26733149 
        • Ozben V, Baca B, Atasoy D, Bayraktar O, Aghayeva A, Cengiz TB, Erguner I, Karahasanoglu T, Hamzaoglu I. Robotic complete mesocolic excision for right-sided colon cancer. Surg Endosc. 2016 Feb 22. [Epub ahead of print] PMID: 26902612
        • Atasoy D, Baca B, Ozben V, Bayraktar O, Aghayeva A, Aytac E, Karahasanoglu T, Hamzaoglu I. Vascular high ligation and embryological plane dissection in laparoscopic restorative proctocolectomy for ulcerative colitis - a video vignette. Colorectal Dis. 2016 Feb;18(2):218-9.PMID: 26558884
        Ulusal Yayınlar
        • Bayraktar O, Esen E, Erenler I, Aytaç E, Bilgin IA, Baca B, Gungor M, Karahasanoglu T, Hamzaoglu I. Transvaginal specimen extraction in minimally invasive colorectal resections: Technical Evaluation. Acibadem Medical Journal 2017. Article in Press.
        • Atasoy D, Aghayeva A, Sapci I, Bayraktar O, Cengiz TB, Baca B. Geçirilmiş karın ameliyatlarının laparoskopik kolesistektomi ameliyatına etkileri. Turk J Surg. 2017-DOI: 10.5152/turkjsurg.2017.3930.
        • Atasoy D, Aghayeva A, Ozben V, Bayraktar O, Hamzaoglu I, Baca B. Mini-laparoskopik ve klasik laparoskopik kolesistektomi yöntemlerinin karşılaştırılması: pilot çalışma. Laparosc Endosc Surg Sci. 2017; 24(4): 117-121.
        Uluslararası Sunumlar
        • Bayraktar B, Bayraktar O, Erenler I, Tortum OB. Clinical application of metallic stents in the treatment of acute mechanical intestinal obstruction and our clinic results. 18th World Congress of the International Association of Surgeons, Gastroenterologists and Oncologists, Istanbul, Turkey, October 08-11, 2008. 
        • Avcı SK, Yuceyar S, Aytac E, Bayraktar O, Erenler I, Ustun H, Uzun H. Comparison of the clinical surgical repair and sutureless repair with duraseal or fibrin glue for duodenal perforation in rats. 18th World Congress of the International Association of Surgeons, Gastroenterologists and Oncologists, Istanbul, Turkey, October 08-11, 2008.
        • Ayan F, Erenler I, Bayraktar O, Bayraktar B, Goksel S, Ersan Y, Paksoy M. Gastric neuroendocrine tumors. 18th World Congress of the International Association of Surgeons, Gastroenterologists and Oncologists, Istanbul, Turkey, October 08-11, 2008.
        • Bayraktar B, Bayraktar O, Erenler I, Aytaç E, Tortum OB. Metallic stent application for the treatment of acute mechanical intestinal obstruction.10th European Congress of Trauma and Emergency, Antalya,Turkey, May 13-17, 2009.
        • Bayraktar B, Bayraktar O, Aytaç E, Erenler I, Tortum OB. Palliative esophageal stent application for malign esophagus stenosis.10th European Congress of Trauma and Emergency, Antalya,Turkey, May 13-17, 2009. 
        • Atasoy D, Bayraktar O, Aghayeya A, Ozben V, Baca B. Robotic colorectal surgery in patients presenting with malignant bowel obstruction. 7th Clinical Robotic Surgery Association Worldwide Congress, October 2-3, 2015, Chicago, USA. 
        • Ozben V, Bayraktar O, Aghayeva A, Atasoy A, Baca B. Treatment of duodenal obstruction associated with annular pancreas by robotic surgery (video presentation). Clinical Robotic Surgery Association Worldwide Congress, October 2-3, 2015, Chicago, USA.
        • Bayraktar O, Aghayeva A, Ozben V, Atasoy D, Baca B. Robot-assisted endoscopic common bile duct exploration for complicated choledocholithiasis (video presentation). 7th Clinical Robotic Surgery Association Worldwide Congress, October 2-3, 2015, Chicago, USA. 
        • Aghayeva A, Atasoy D, Ozben V, Bayraktar O, Baca B. Identification of regional lymph nodes using colonoscopic injection of indocyanine green and robotic fluorescence imaging in an obese patient undergoing surgery for cecal cancer (video presentation). Clinical Robotic Surgery Association Worlwide Congress, October 2-3, 2015, Chicago, USA. 
        • Ozben V, Aghayeva A, Atasoy D, Bayraktar O, Baca B, Hamzaoglu I. Robotic complete mesocolic excision for right-sided colon cancer. Clinical Robotic Surgery Association Worldwide Congress, October 2-3, 2015, Chicago, USA.
        • Baca B, Aghayeva A, Bayraktar O, Ozben V, Atasoy D. Robotic complete mesocolic excision for left colon cancer. American Society of Colorectal Surgeons (ASCRS) Annual Scientific Meeting, April 30 – May 4, 2016, Los Angeles, California, USA.
        • Baca B, Aghayeva A, Atasoy D, Bayraktar O, Ozben V. Robotic complete mesocolic excision for right colon cancer. American Society of Colorectal Surgeons (ASCRS) Annual Scientific Meeting, April 30 – May 4, 2016, Los Angeles, California, USA. 
        • Ozben V, Atasoy D, Aghayeva A, Bayraktar O, Cengiz TB, Baca B, Karahasanoglu T, Hamzaoglu I. Robotic complete mesocolic excision for treatment of colon cancer. American Society of Colorectal Surgeons (ASCRS) Annual Scientific Meeting, April 30 – May 4, 2016, Los Angeles, California, USA.
        • Ozben V, Bayraktar O, Atasoy D, Aghayeva A, Erguner I, Baca B, Hamzaoglu I, Karahasanoglu T. Is da Vinci® Xi better than the Vinci® Si in rectal cancer surgery? Comparison of the two generations of da Vinci® robotic systems. American Society of Colorectal Surgeons (ASCRS) Annual Scientific Meeting, April 30 – May 4, 2016, Los Angeles, California, USA.
        • Atasoy D, B. Baca B, Bayraktar O, Aghayeva A, Erguner I, Aytac E, Karahasanoglu T, Hamzaoglu I. Do high ligation of vascular pedicles and mesocolic/rectal dissection facilitate laparoscopic restorative proctocolectomy for medically refractory ulcerative colitis? 46. World Congress of Surgery, 23-27 Ağustos 2015, Bangkok, Tayland. 
        • Erguner I, Aytac E, Bilgin IA, Bayraktar O, Atasoy D, Baca B, Hamzaoglu I,  Karahasanoglu T. Robotic Rectal Cancer Surgery In Elderly Patients: A Word Of Cation.  ASCRS Annual Scientific Meeting, Seattle, WA, June 10-14, 2017
        • Atasoy D, Aytac E, Ozben V, Bayraktar O, Aghayeva A, Erenler I, Baca B, Hamzaoglu I, Karahasanoglu T. Robotic versus laparoscopic stapler use for rectal transection in robotic rectal cancer surgery. ESCP 12th Scientific and Annual meeting, CityCube, Berlin, September 20-22, 2017
        • Bayraktar O, Aytac E, Ozben V, Atasoy D, Bilgin IA, Erenler I, Baca B, Hamzaoglu I, Karahasanoglu T. Rectal cancer surgery in obese patients is equally safe and effective as in non-obese patients. ESCP 12th Scientific and Annual meeting, CityCube, Berlin, September 20-22, 2017.