Kiss. Dr. Lecturer Hüseyin Akyol presents the obesity and metabolic surgery processes of all his patients at the highest standards by using personalized treatment methods, his experienced team and high technology equipment. Operations and treatment follow-up processes are carried out in fully equipped and up-to-date A-plus hospitals.
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Dr. Volkan Tümentemur is a General Surgery specialist. He completed his medical degree in English at Karadeniz Technical University Faculty of Medicine in 2005. He is known for his advanced surgical skills and dedication to patient care.
Dr. Tümentemur has performed many successful surgeries. He is recognized for achieving high patient satisfaction. He works with top medical institutions and regularly updates his knowledge through ongoing training in general surgery.
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Dr. Erdem Can Yardımcı, MD
Accredited Metabolic, Bariatric, and Weight-Loss Surgeon
Dr. Erdem Can Yardımcı is a highly skilled, accredited bariatric surgeon with extensive experience in metabolic, bariatric, and weight-loss surgery. He earned his medical degree from the prestigious 19 Mayıs University Faculty of Medicine in Samsun (2005-2011) and completed his surgical specialization at Antalya Training and Research Hospital (2013-2018). Over the years, he has become a trusted expert in performing complex surgical procedures.
Dr. Yardımcı has served in prominent positions, including at Istinye University Bahçeşehir Liv Hospital's Organ Transplant Clinic in Istanbul (2021-2022) and Tokat Medical Park Hospital (2020-2021). Since 2022, he has been an essential part of the Clinics United team in Antalya, where he continues to transform lives through safe and effective bariatric surgeries.
As an accredited bariatric surgeon, Dr. Yardımcı has participated in numerous international training programs and conferences, staying at the forefront of the latest advancements in obesity surgery. His dedication to patient care, combined with his continuous professional development, ensures that every patient receives world-class treatment and compassionate support throughout their journey.
Professor Burhan Mayir isespecially interested in metabolic and bariatric surgery, also. He performs single port (scarless) sleeve gastrectomy, gastric by pass procedures and revisional bariatric surgeries. He has experience about metabolic-bariatric surgery, gastro-esophagus reflux surgery, endoscopic thyroid surgery (scarless thyroidectomy), cancer surgery, hernia surgery, adrenal gland surgery, other gastrointestinal surgical procedures, liver surgery, spleen surgery, hemorrhoid surgery and anal fissure surgery. He has speeches in various congresses and meetings, over 60 articles published in national and international refereed journals, and over 100 abstracts presented at congresses.
Dr. Hasan Erdem is an Associate Professor and General Surgery Specialist. He is known for his skill in obesity and metabolic surgery. Dr. Erdem has performed thousands of bariatric and metabolic procedures. He is recognized as a leading surgeon in Turkey. He holds advanced certifications, including the Laparoscopic Bariatric Surgery Hands-On Course (USA) and the Laparoscopic Colon Rectum Surgery Course.
Dr. Erdem is a member of respected organizations such as the International Federation for the Surgery of Obesity and Metabolic Disorders and the Turkish Surgical Association. He founded the Dr. HE Obesity Clinic in Istanbul. Since then, he has maintained high patient satisfaction and earned international accreditation. His work reflects a strong commitment to quality surgical care.
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Education
İnönü Üniversitesi Tıp Fakültesi (ingilizce) 1995- 2002
Work Experience
Başbakanlık S.H.Ç.E.K. Genel Müdürlüğü Kurum Hekimliği (2003)
Erciyes Üniversitesi Tıp Fakültesi Genel Cerrahi Uzmanlığı 2011
Yüzüncü Yıl Üniversitesi Temel ve İleri Düzey Endoskopik Girişimler Eğitimi 2011
İstanbul Hastanesi /Van 2011
Özel Malatya Hastanesi / Malatya2012
Bilgi Tıp Merkezi Keçiören /Ankara 2013
Özel Koru Sincan Hastanesi Sincan/Ankara 2013
Baş Tibb Mərkəzi /Baku Clinic Azerbaycan/Bakü 2013
Yüksek İhtisas Üniversitesi Özel Koru Ankara Hastanesi 2019
Özel Ankara Koru Hastanesi /Ankara 2019
Medical Interests
laparoscopic obesity
Laparoscopic abdominal and inguinal hernia repairs (with the latest techniques)
Postpartum laparascopic diastasis recti (the formation of a protrusion in the upper middle abdomen due to the separation of the muscles in the abdominal tissue) and abdominal hernias above the navel and and gobekustunde both diastasis recti repair and abdominal hernia repair from the skin with laparascopic scola method for the first time in Turkey laparascopic stomach hernia and antireflu surgery).
Laparoscopic gallbladder surgeries, including cleaning the bile duct with trans-cystic choledochal irrigation in patients with bile sludge and stones less than 5mm in the bile duct, performed in the same session
Laparoscopic gallbladder surgeries in pregnant women during the 2nd and 3rd trimesters, i.e., after 12 weeks of pregnancy
Laparoscopic Appendectomy in Pregnancy
Anal disorders, anal fissures, all types of internal and external hemorrhoid surgeries, anal fissure, and anal fistula surgeries
Thyroid surgeries and cancers, parathyroid surgeries and cancers
Breast diseases and breast cancer surgery
Oncological surgery; liver and gallbladder and bile duct surgeries, stomach cancer surgery, colon cancer surgery, and liver resections for metastatic liver tumors
Education:
Eskişehir Osmangazi University Faculty of Medicine (1998-2004)
Ankara Atatürk Training and Research Hospital (2005-2010 General Surgery
Specialist Training)
Institutions He Works for:
Ankara Atatürk Training and Research Hospital
Malatya Darende Hulus Efendi State Hospital
Malatya Private EGM Hayat Hospital
Malatya Private Park Hospital
Antalya Private Life Hospital Group
Antalya Private ASV Life Hospital
Publications and Articles:
Extremely rare presentation of an omphalomesenteric cyst in a 61-year-old
patient
Recep Aktimur, Uğur Yaşar, Elif Çolak, Nuraydın Özlem
Turk J Surg. 2017; 33(1): 43–44.
Effects of preoperative nutritional support on colonic anastomotic healing in
malnourished rats
Rıza Haldun Gündoğdu, Uğur Yaşar, Pamir Eren Ersoy, Emre Ergül, Semra
Işıkoğlu, Atilla Erhan
Ulus Surgical Magazine 2015; 31(3): 113–117. Published online 2015 Sep.
Master Thesis:
The effect of preoperative nutrition on colonic anastomosis healing in
malnourished rats.
Certificates and Courses :
Metabolic Surgical Procedures with Video Demonstrations Course (12-15
October 2017)
Obesity and metabolic diseases surgery winter school (26 February 2018)
Bariatric and Metabolic Surgery Symposium (3-4 December 2018)
Nutritional support in Cancer (ESPEN Long-Life-Learning Programme,
22/11/2009)
Nutritional Support in intensive Care Unit (ICU) Patents (ESPEN Long-
Life-Learning Programme, 01/04/2009)
Nutritional Support in the Perioperative Period (ESPEN Long-Life-
Learning Programme, 01/04/2009)
Approach to Paranteral Nutrition (PN) (ESPEN Long-Life-Learning
Programme, 22/11/2009) Thyroid Surgery Course (Ankara Surgery
Association )
Thyroid Cancer Surgery Course (Turkish Surgical Society 12 September
2009)
Akut Gastrointestinal Bleeding and Treatument Course (Ankara Surgery
Association 10 January 2009)
Abdominal Wall Hernias Course (Ankara Surgery Association 10 January
2009)
Burn Course (Ankara Surgery Association 11 April 2009)
Experimental Surgery Course (5. Surgical Research Congress 10
December 2009)
Total Mesorectal Excision Course (Ankara Surgery Days 14-15 November
2008)
Professional assocations and organizations to which he is a
member:
Turkish Surgery Association
BMCD (Association of Bariatric and Metabolic Surgery)
TOSS (Turkish obesity surgery society)
Special Interests:
Cancer Surgery,
Obesity and Metabolic Surgery
Laparoscopic Surgery
Thyroid Surgery
Awards Received:
2011 KEPAN congress second best paper
2019 Turkey East Awards; The most succesful General Surgeon
of the year.
2020 Altıntaç Awards; Best Obesity Surgeon of the Year Award
Dr. Cenan Oktay was born in 1965 in Plovdiv-Bulgaria. He completed his primary school education in Istanbul in 1977. He completed his secondary and high school education at Istanbul Erkek High School, which provides education in German. He graduated from Trakya University Faculty of Medicine in 1984.
Due to his interest in surgery, he completed his General Surgery internship while he was a student, Heidelberg University Head of Surgery Clinics in Germany, Prof.Dr. ch. He did it with Herfarth.
He graduated from the Faculty of Medicine with his 3rd degree in 1990 and started his General Surgery specialization training at SSK Okmeydanı Training Hospital in Istanbul in September-1991. He prepared congress publications as well as clinical and experimental studies during his residency training.
In 1993, he received training on "Microsurgery Course" and "Valtrac" rings used in GIS anastomoses at Würtzburg University, Germany, and became the first user in Turkey and used them in his specialization thesis.
He became a General Surgery Specialist at SSK Okmeydanı Training Hospital in 1996. In the same year, I.U. He completed the "Surgical Gastroenterology Endoscopy Training Courses" at Istanbul Medical Faculty. Due to his interest in Liver and Bile Tract surgery, he graduated from Istanbul University for 4 months in 1999. He worked actively in the General Surgery Department of Liver and Biliary Tract Surgery. During this time, he continued clinical and experimental studies.
Assoc. Dr. Gokmen Ozturk is a General Surgery Specialist with 25 years of experience. He graduated from Bursa Uludag University Faculty of Medicine in 1994. He completed his surgical training at Okmeydanı Training and Research Hospital. Dr. Ozturk has also served as Deputy Chief Physician at Trabzon Fatih Regional Hospital.
Dr. Ozturk treats complex surgical cases, including bowel and colorectal cancer, breast cancer, liver metastasis, thyroid diseases, and obesity. He is skilled in minimally invasive and advanced surgical techniques. His approach helps improve patient outcomes and recovery. Dr. Ozturk currently works at Medipol University and Nisa Hospital. He is known for maintaining high standards of care and patient satisfaction.
Field of activity:
Surgery for obesity and metabolic disorders
Endoscopic procedures (gastroscopy, gastric balloon, gastric stent, gastric botox)
Dr. Cüneyt Çiftdoğan was born in Ankara in 1971. After completing primary school in Gaziantep, he settled in Izmir and completed his secondary and high school education in Izmir. In the last years of his high school education, with his passion for white coats, he took the university exam and was accepted to Ege University Faculty of Medicine.
Cüneyt Çiftdoğan, who started his medical education at Ege University in 1988, graduated as a medical doctor in 1994 after an intensive and successful medical education. Cüneyt Çiftdoğan, who passed the Medical Specialization Examination (TUS) in 1997 and started his specialization training in the Department of General Surgery at Celal Bayar University Faculty of Medicine, took part in many successful operations until 2002 and had serious experience in the branch of general surgery. After his specialist training, Op. Dr. He was entitled to receive the title.
Dr. Cüneyt Çiftdoğan has been working as a General Surgery Specialist since 2002. He has equipped his professional skills and abilities with technological developments by working in many public and private hospitals.
Professional Interests
Metabolic and Obesity Surgery
Gastric Botox
Reflux Surgery
Goiter Surgery
Breast Diseases
Intestinal Tumor Surgery
Laparoscopic Gallbladder Surgery
Laparoscopic and Open Hernia Surgery
Liver Cystic Diseases
Colon Cancer Surgery
Rectum Cancer Surgery
Perinal Fistula
Fissure and Hemorrhoidal Diseases
Pilonidal Sinus Surgeries
Soft Tissue Tumors
Diagnostic Endoscopy and Colonoscopy
Memberships to Scientific Organizations
Izmir Medical Chamber
Turkish Surgical Association
Aegean Region Surgical Association
Aegean Region Breast Diseases Association
Dr. Mustafa Sıtkı Yüksel is an experienced general surgeon. He specializes in obesity and metabolic surgery. He also performs advanced laparoscopic and cancer-related operations. Dr. Yüksel has completed over 2,000 bariatric surgeries. He has also performed many general surgery procedures, such as umbilical hernia repair, nephrectomy, small intestine resection, and thyroidectomy.
Dr. Yüksel received national board recognition in 2005 and 2016. He is a member of the Turkish Surgery Association, Colorectal Surgery Association, and Minimally Invasive Surgery Association. These memberships show his dedication to professional growth and high standards in his field.
Dr. Ogun Ersen is a skilled Surgical Oncologist. He earned his medical degree from Karadeniz Technical University (2005-2011). He then completed his specialization at Kocatepe University (2013-2018). In 2018, he ranked third in the national minor medical specialization exam and passed the Turkish Surgical Society board.
Dr. Ersen received advanced training in surgical oncology at Ankara University Faculty of Medicine (2018-2021). He earned the title of Surgical Oncologist after this training. His career reflects his strong expertise and commitment to surgical oncology.
Dr. Ozgur Kavak is an expert in minimally invasive and laparoscopic surgery. He specializes in bariatric procedures such as Laparoscopic Sleeve Gastrectomy, Full Gastric Bypass, Mini Bypass, and Type 2 Diabetes Surgery. He also offers non-surgical obesity treatments, including endoscopic gastric balloon and stomach filler procedures.
Dr. Kavak is accredited by the Turkish Surgical Association and has held a board qualification since 2008. He is an active member of several national surgical societies. He has published many national and international studies that are widely cited. His surgical skills also include laparoscopic oncology for colorectal, stomach, pancreas, and adrenal conditions, as well as endocrine, hernia, and advanced laser haemorrhoid surgeries.
He specialized in General Surgery at Ankara Training and Research Hospital between 2001 and 2006. He worked as a General Surgery Specialist at Ankara Training and Research Hospital between 2006 and 2008 and later at Ordu State Hospital between 2008 and 2013. In 2016, he received the title of Associate Professor in the Department of General Surgery, Faculty of Medicine, Izmir University. In 2015, he received the Turkish Surgical Association Proficiency Exam (Board) Certificate of Achievement. He is a member of Turkish Surgical Association, Turkish Colon and Rectum Surgery Association, National Endoscopic Laparoscopic Surgery Association, Bariatric and Metabolic Surgery Association, and Hepatobiliary Surgery Association. Between 2014 and 2016, he taught many undergraduate and graduate courses at Izmir University Faculty of Medicine.
Dr. Ersin Öztürk, M.D., is a Professor of Medicine and an expert in General Surgery. His specialties include Surgical Oncology, Gastrointestinal and Laparoscopic Surgery, Obesity Surgery, Hernia Surgery, and Proctology. He holds a Ph.D. in Physiology. Dr. Öztürk completed his residency at Uludağ University and later conducted advanced research at the Cleveland Clinic Foundation in the USA.
He is currently a Professor at Medicana Bursa Hospital. Dr. Öztürk has also served as Assistant and Associate Professor at Uludağ University and as Professor at KTO Karatay University. He is known for his important work in surgical innovation and medical education in Turkey.