Assoc. Prof. Dr. Güner ÇAKMAK is a highly skilled and experienced specialist in General Surgery, currently practicing at Lokman Hekim University İstanbul Hospital. With a medical degree earned from Haydarpaşa Numune Hospital in 1997, he has built an extensive career, focusing on various advanced surgical techniques. His areas of expertise include laparoscopic surgery, bariatric and metabolic surgery, hepatopancreatobiliary surgery, and various types of laparoscopic gastrointestinal surgeries, including those for hernias, reflux, and esophageal issues. He is also highly experienced in hemorrhoid surgery and surgeries for anal fistulas and fissures.
Throughout his career, Dr. Çakmak has made significant contributions to medical literature, having published over 43 articles in international peer-reviewed journals and 16 in national journals. He is also the author of 20 technical notes, case reports, and research articles. His commitment to advancing medical knowledge is reflected in the numerous awards he has received, with a total of 9 prizes recognizing his exceptional work in surgery. Fluent in Turkish, English, and German, Dr. Çakmak offers comprehensive care to his patients, employing the latest minimally invasive techniques to ensure the best outcomes.
At Lokman Hekim University İstanbul Hospital, he continues to provide expert care, focusing on complex surgeries, with an emphasis on laparoscopic and metabolic procedures. His work is marked by a dedication to patient well-being and continuous professional development, making him a trusted choice for individuals seeking high-quality surgical care in Turkey.
Mostrar másDr Ahmed M. Ammar
Consultant Laparoscopic and Bariatric Surgeon
Lecturer of General and Laparoscopic Surgery
Faculty of Medicine, Cairo University
MB Bch, MSc Surgery, MD Surgery, MRCS England
Member of the European Hernia Society
Dr Ammar has a 10 year experience in practicing general and laparoscopic surgery. He is specialized in laparoscopic procedures involving laparoscopic repairs of different types of hernias, bariatric procedures, biliary procedures.
Surgeries are performed in the best hospitals well known for its safety and hospitality standards, using the best laparoscopic instruments and setting.
A lifelong follow up of our patients is always provided
Mostrar másEl Dr. Jaroslav Tvaruzek es especialista en cirugía robótica. El Dr. Tvaruzek es un destacado experto certificado por Intuitive Surgical, la producción estadounidense de los robots Da Vinci originales. El doctor es miembro de la Asociación de Medicina Estética y de la Asociación de Cirugía Bariátrica.
El Dr. Tvaruzek dirige el Centro de Cirugía Robótica ubicado en el Hospital St. Zdislava (República Checa). El médico ha realizado más de 3500 cirugías robóticas para su práctica. Entre ellos están:
Was born in 1981 in Erzincan. After finishing Beşiktaş Atatürk Anadolu High School in 1999 entered Istanbul University Çapa, Faculty of Medicine.
In 2005 I got his Master Degree and started as a practitioner at Yüksekova State Hospital. He got his Doctorate at Okmeydanı Training and Research Hospital in General Surgery department. As a General Surgery Specialist, he worked at Zonguldak Atatürk State Hospital for 5 years and at Sancaktepe Şehit Prof. Dr. İlhan Varank Training and Research Hospital for 3 years.
Worked as an Assistant Professor at Istanbul Medipol University, Department of General Surgery. Currently working at Medipol University Pendik Hospital.
Mostrar másExperience
Istanbul Medipol University General Surgery Clinic
TURKISH COLON AND RECTUM SURGERY SOCIETY
İNÖNÜ UNIVERSITY
TURKISH OSTOMY SURGERY SOCIETY
MALATYA GASTROINTESTINAL SURGERY SOCIETY
DR.LÜTFİ KIRDAR EDUCATION AND RESEARCH HOSPITAL
10th NATIONAL BREAST DISEASES CONGRESS
TURKISH SURGICAL ASSOCIATION
Kartal Training and Research Hospital, General Surgery Assistant
Education
ISTANBUL KARTAL DR.LÜTFİ KIRDAR TRAINING AND RESEARCH HOSPITAL, GENERAL SURGERY
KARADENIZ TECHNICAL UNIVERSITY, FACULTY OF MEDICINE
Mostrar másBorn in Trabzon in 1972, Dr. İzzettin Kahraman began his medical studies at Karadeniz Technical University Faculty of Medicine in 1989 and earned his Medical Doctor degree in 1995. Following two years as a general practitioner, he embarked on his specialization training in 1997. He completed his residency at Ankara Oncology Training and Research Hospital, becoming a General Surgery Specialist in 2002.
Dr. Kahraman worked as a General Surgery Specialist in public hospitals, including Trabzon Numune Hospital and Bakırköy Dr. Sadi Konuk Training and Research Hospital, for 13 years. From 2016 to 2018, he served as a Lecturer at University of Health Sciences. In 2019, he transitioned to the private sector, continuing his career in private hospitals.
Throughout his career, Dr. Kahraman has engaged in a wide range of training programs both in Turkey and abroad. In 2007, he earned a Surgical Endoscopy Certificate and furthered his expertise in laparoscopic hernia treatments in Hamburg, Germany, in 2008. He also completed a course on Nutrition Practices and Training at Ondokuz Mayis University and a specialized course in laparoscopic hernia repair in Istanbul in 2010.
In 2011, after completing the "Emergency Surgery" course in Istanbul organized by the European Society for Trauma and Emergency Surgery (ESTES), Dr. Kahraman received training in SILS (Single Incision Laparoscopic Surgery) Cholecystectomy at Gazi University in Ankara. Since then, he has specialized in advanced laparoscopic techniques, with a particular focus on endoscopy, gastric diseases, obesity, and metabolic surgery.
In 2021, Dr. Kahraman obtained certificates in Ozone Therapy and Mesotherapy from Medipol University.
Since 2023, he has been serving at Estexper Clinic, Istanbul.
Mostrar másSpecializations
Oncological Surgery (Cancer Surgery)
Breast Diseases Surgery
Gallbladder and biliary tract diseases surgery
Thyroid – Parathyroid Surgery
Inguinal and Abdominal Wall Hernia, Stomach Hernia Surgery
Closed (Laparoscopic) Hernia Surgery
Endoscopy Applications
Treatment of Gastrointestinal System Diseases
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Gallbladder and bile duct surgery
Breast disease treatment and surgery
Anal region disease treatment and surgery (hemorrhoids, anal fissure, perianal abscess and fistula surgery)
Obesity treatment (Gastric balloon, botox and surgical treatment)
Thyroid diseases and surgical treatment
Hernia surgery (open and laparoscopic) (groin, umbilical, wound hernias)
Colon, rectum, stomach diseases and surgical treatment
Endoscopic diagnosis and treatment interventions (gastroscopy, colonoscopy, ercp, peg)
2009- Atlas University Medicine Hospital
2004-2009 Tosya State Hospital
1994-2004 Taksim Education and Research Hospital
1999-2004 Taksim Education and Research Hospital General Surgery Clinic
1992-1998 Istanbul University Istanbul Faculty of Medicine
Courses and Conferences
Bakırkoy Dr. Sadi Konuk Education and Research Hospital General Surgery Clinic Endoscopy Unit Videoendoscopy Application Certificate (March 2006)
Mostrar másOp. Dr. Merve Karlı has completed her medical education at Eskişehir Osmangazi University Faculty of Medicine, Bakırköy. She received her specialist training at Sadi Konuk Training and Research Hospital.
She has performed over 1000 operations in the fields of benign anorectal diseases, laparoscopic / open hernia surgery, breast diseases, trauma and emergency surgery. She has certifications on endoscopic procedures.
MEDICAL INTERESTS
• Surgical treatment: laparoscopic operations to remove all types of hernias (inguinal hernias, femoral hernias, umbilical hernias, postoperative ventral hernias, esophageal opening of the diaphragm and other types of abdominal wall hernias).
• Treatment of gallstone disease, removal of the gallbladder (cholecystectomy), stones in the ducts.
• Operative treatment for acute conditions (acute appendicitis, acute cholecystitis, perforating ulcer, perforation of a diverticulum, intestinal obstruction, purulent-septic diseases), all conditions of "acute abdomen".
• Treatment of oncological diseases of the stomach, intestines and other organs of the abdominal cavity and retroperitoneal space.
• Treatment of varicose veins of the legs.
• Operative treatment of obesity (bariatric surgery) and metabolic dysfunction.
• Colitis, hemorrhoids, anal itching, fissures, constipation and diarrhea, anal sphincter weakness, anal sphincter incontinence due to rupture of the perineum after childbirth.
• Abdominal injuries.
• Perianal condylomas.
• Polypos.
• Proctitis, paraproctitis and others.
Mostrar másSpecializations
Cancer Surgery
Pancreatic Surgery
Bile Duct Surgery
Bariatric Metabolic Surgery
Oncological Surgery
Breast Surgery
Gastric cancer
Colon cancer
Thyroid Cancer
Obesity Surgery
Diabetes Surgeries
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El Dr. Kaczirek es Médico Principal de la Clínica Universitaria de Cirugía y es especialista en cirugía general y visceral, con experiencia en cirugía hepatobiliopancreática, cirugía visceral oncológica y cirugía endocrina. Es miembro de la Sociedad Austriaca de Cirugía y varias otras organizaciones relacionadas.
Mostrar másEducation and Specialization
Republic University Faculty of Medicine
Republic University Faculty of Medicine, Pediatric Surgery Specialization - Expertise
Experience
Karabük Women's and Children's Hospital Pediatric Surgery Clinic (Specialist Doctor)
Karabük State Hospital Pediatric Surgery Clinic (Specialist Doctor)
Karabük University Faculty of Medicine Training and Research Hospital Pediatric Surgery Department (University Lecturer)
Professional Memberships
Pediatric Surgery Association
Pediatric Urology Association
Courses and Certificates
Presentation Techniques Course, 2018 Istanbul
Neuromarketing Course, 2018 Istanbul
IMS Data Training Course, 2018 Istanbul
Incontinence Course, 2017 Antalya
Cerebral Palsy Children's Symposium, 2013, Karabük
Doubtful Genital Structure Meeting in Child, 2012, Karabük
Workshop International Hypospadias, 2012, Istanbul
Abdominal and Colorectal Surgery in Children, 2010, Istanbul
Current Approaches to Lower Urinary System Diseases Symposium, 2009, Kırıkkale
Enteral and Parenteral Nutrition Symposium in Children, 2009, Malatya
Basic Intensive Care Training Course, 2009, Sivas
Protective Child Health Nutrition and Alternative Medicine Applications Symposium, 2008, Kırıkkale
Newborn Resuscitation Program, 2007, Sivas
Thorax Course in Children, 2007, Çeşme
Mostrar másProf. Dr. Alaettin Çelik graduated from Adapazarı Ilyaslar Primary School in 1960, from Haydarpaşa High School in 1966 and from Istanbul University Faculty of Medicine in 1972. In the same year, he became an assistant in the 2nd Surgery Department of the Faculty of Examination, and between November 1975 and February 1976, he did his military service for 4 months in the Gelibolu Military Hospital as a Reserve Officer. In 1977, he became a General Surgery Specialist in the Department of Surgical Surgery.
To establish the pediatric surgery department at the faculty and to expertise his speciality, he worked as a registrar at the London University “The Hospital for Sick Children” between 01.12.1978 – 01.12.1980. After returning to the faculty, he continued his pediatric surgery studies. He became an associate professor in 1982.
In the same year, he was appointed as the founding chairman of Pediatric Surgery Department of Istanbul Faculty of Medicine on 06.09.1982. He established the department of Pediatric Surgery with a capacity of 30 inpatients, an ICU, a polyclinic, and an operating room for students, assistants and specialists. In 1988 he became a professor. In addition to the Department of Pediatric Surgery, he was the Vice President of the Department of Surgical Medical Sciences between 1990 and 1995. Between 1995 and 1998, he served as the Head of the Department of Surgical Medical Sciences at the Istanbul Faculty of Medicine.
He is a specialist in General Surgery, Pediatric Surgery and Pediatric Urology. He has numerous cited and published clinical and experimental research articles, case reports, expert theses, free papers in domestic and international congresses (2014), Pediatric Surgery Book of Pediatric Surgery (2014), Newborn Surgery (2008), Pediatric Surgery Book (2013).
He is a member of various professional medicine associations. He is also a member of the Turkish Ministry of Health Pediatric Surgery Society. He established, developed and trained a large number of students, assistants, experts and faculty members at the Istanbul Faculty of Medicine, Department of Pediatric Surgery. He left the Department of Pediatric Surgery in 2013. He retired from the age limit on 16.03.2016. The contracted working period in the same faculty ended on 22.10.2016. The Council of Children's Tumors conducts weekly meetings and he is still working as Pediatric Surgery Specialist in Istanbul Florence Nightingale Hospital
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