Orthopaedic - Orthopaedic Surgeons

Dempegiotis Petros MD, MSc is an Orthopedic Surgeon with a private practice in Kypseli. He is a graduate of the Medical School of the National and Kapodistrian University of Athens and has attended numerous international educational seminars. He is also a certified physician in Neural Therapy. He is an affiliated physician at Euroclinic Athens, Doctor's Hospital, and Metropolitan General. With extensive experience in orthopedic disorders, he diagnoses and treats orthopedic conditions in both adults and children. Additionally, he manages cases such as tendinitis, osteoarthritis, cervical syndrome, sciatica, as well as pediatric orthopedics.

Dr. Theodosios Koukoumpis, MD, PhD, is an Orthopedic Surgeon with a private practice in Thessaloniki. His medical education and specialty training were initially completed at the University of Ioannina, followed by further training in the United States. His specialization and primary scientific interest lie in adult reconstructive surgery, with a particular focus on the Hip and Knee. Surgically, he employs modern techniques in Total Hip Arthroplasties for degenerative diseases as well as for complex Congenital Hip Dislocations, and also in Total Knee Arthroplasties. Where indicated for the patient's benefit, he applies minimally invasive surgical approaches (MIS) and selects the ideal implant for each patient, with appropriate planning and the highest quality materials. In Knee Arthroplasties, he utilizes advanced preoperative planning with Computed Tomography to employ patient-specific instruments (PSI). Finally, his scientific work includes hundreds of published papers, presentations, organization of conferences, and chairing of conferences both in Greece and internationally.

Ο Λεωνίδου Ανδρέας PGDip, MSc, PhD, FACS, FRCS (Tr&Orth) είναι Ορθοπαιδικός Xειρουργός - Τραυματολόγος και Διδάκτωρ στο Αριστοτέλειο Πανεπιστήμιο Θεσσαλονίκης με ιδιωτικό ιατρείο στο Μαρούσι. Παράλληλα, διατελεί Διευθυντής στο Ιατρικό Κέντρο Αθηνών στο Μαρούσι. Είναι απόφοιτος της Ιατρικής Σχολής του Εθνικού & Καποδιστριακού Πανεπιστημίου Αθηνών και έχει ολοκληρώσει μεταπτυχιακές σπουδές στην Ορθοπαιδική Μηχανική στο Πανεπιστήμιο του Cardiff. Μετά την αποφοίτησή του ξεκίνησε να εργάζεται στο Ηνωμένο Βασίλειο, όπου κάτω από διαρκή αξιολόγηση, τακτικές εξετάσεις και συνεντεύξεις, ολοκλήρωσε την ειδικότητα της Ορθοπαιδικής και Τραυματολογίας. Είναι εξειδικευμένος Χειρουργός άνω άκρου, γόνατος και αθλητικών κακώσεων και έχει ολοκληρώσει όλη την ειδικότητα και την υπερεξειδίκευση στο ειδικό γνωστικό αντικείμενό του στην Αγγλία. Μετά το πέρας της ειδικότητας, εξειδικεύτηκε στην παγκοσμίου φήμης Κλινική Ώμου - Αγκώνα στο Reading. Εργάσθηκε δε ως Διευθυντής στην ίδια κλινική και εν συνεχεία στο Πανεπιστημιακό Νοσοκομείο του East Kent. Εργάσθηκε συνεχόμενα στο Ηνωμένο Βασίλειο από το 2005 έως το 2019 αποκτώντας τεράστια χειρουργική εμπειρία. Διαθέτει αναλυτικό - πιστοποιημένο logbook πλέον των 6000 χειρουργείων. Επιστρέφει στην Ελλάδα μετά από 14 χρόνια παραμονής στο Ηνωμένο Βασίλειο, έχοντας αφυπηρετήσει στην υψηλότερη βαθμίδα του μόνιμου Διευθυντή (substantive Consultant), με στόχο να παρέχει στους ασθενείς του τις πιο σύγχρονες τεχνικές διάγνωσης και θεραπείας με βάση τα διεθνή πρότυπα. Ασχολείται με όλο το φάσμα της τραυματολογίας με εξειδίκευση στην αντιμετώπιση των σύνθετων καταγμάτων του ώμου - αγκώνα. Επίσης, εξειδικεύεται στην αρθροσκόπηση ώμου - αγκώνα και γόνατος με μεγάλη χειρουργική εμπειρία και όγκο περιστατικών. Εφαρμόζει το ελάχιστης επεμβατικότητας σύστημα ανάστροφης αρθροπλαστικής ώμου χωρίς stem. Είναι εταίρος (fellow) του Βασιλικού Κολλεγίου των Χειρουργών του Εδιμβούργου, έχοντας ολοκληρώσει με επιτυχία τις σχετικές εξετάσεις. Επιπλέον, είναι εκπαιδευτής στο Advanced Trauma Life Support Course και στο παγκοσμίου φήμης Reading Shoulder and Elbow Course. Ταξιδεύει συχνά στην Ευρώπη όπου διδάσκει την τεχνική της ανάστροφης αρθροπλαστικής ώμου χωρίς stem. Την περίοδο 2017 - 2019 ήταν ο πρώτος Έλληνας που εκλέχτηκε μέλος της Εκπαιδευτικής Επιτροπής της Βρετανικής Εταιρίας Ώμου - Αγκώνα. Tέλος, τo 2020 εκλέχτηκε στην επιτροπή μελών της Ευρωπαϊκής Εταιρίας Ώμου - Αγκώνα.

Tasios Nikolaos is an Orthopedic Surgeon with a private practice in Glyfada. He holds a medical degree from Aristotle University of Thessaloniki and specialized in Orthopedics at the Orthopedic Clinic - Hand Surgery Department at Asklipieio Voula. He completed a fellowship as an Orthopedic Surgeon at the Orthopedic Clinic - Knee Disorders and Sports Injuries Department at Erasme University Hospital in Brussels. His practice covers the full spectrum of orthopedic and orthopedic surgical cases, with a specialization in trauma, sports injuries, and hip and knee arthroplasty.

Tsimplakis Mixalis is an Orthopedic Surgeon - Sports Medicine Specialist, Deputy Director of the 8th Orthopedic Clinic at Metropolitan General, and maintains a private practice in Nea Smyrni. He is a graduate of the Medical School of the National and Kapodistrian University of Athens and has received advanced training in Shoulder Arthroscopic Surgery at the 401 General Military Hospital of Athens. He has particular expertise in knee arthroplasty, meniscal arthroscopy, chondropathy arthroscopy, shoulder arthroscopy, osteoporosis management, as well as monitoring kyphosis, scoliosis, and fractures. Additionally, he collaborates with the Medical Center of Palaio Faliro, BioClinic of Piraeus, and Doctors Hospital. Finally, the physician has contributed to scientific publications both in Greece and internationally.

Dr. Trellopoulos Aggelos is an Orthopedic Surgeon who maintains two private clinics in Zografou and Marousi. He holds a Medical Degree and a postgraduate degree in Metabolic Bone Diseases from the National and Kapodistrian University of Athens. He specializes in Arthroscopic Surgery, Arthroplasty & Robotic Arthroplasty, Hand Surgery - Microsurgery, and Sports Injuries. He is a Consultant at the Third Orthopedic Clinic of "Hygeia" Hospital and at the Athens Center for Arthroscopy and Shoulder Surgery. He is a member of the European Society of Sports Traumatology (ESSKA), from which he has received educational fellowships aimed at specializing in athlete injuries. Finally, he is an active member of Greek and international scientific associations, has published numerous scientific articles and papers in Greek and international journals, and has delivered lectures at Greek and international sports medicine conferences.

Kaldis Panagiotis is an Orthopedic Surgeon specializing in Upper Limb Surgery and Reconstructive Microsurgery. He graduated from the Medical School of the National and Kapodistrian University of Athens. Alongside his private practice in Pallini, he works as Deputy Director in the B' Department of Hand Surgery and Microsurgery at Hygeia Hospital, where he manages complex hand and shoulder injuries. He is a member of prominent medical associations, including the Athens Medical Association, the Hellenic Society of Surgery, Orthopedics, and Traumatology (HECOS), the Hellenic Society of Hand and Upper Limb Surgery (HEHUS), the Society of Reconstructive Microsurgery (SRM), and the International Wrist Arthroscopy Society (IWAS).

In his private practice, he treats conditions across the full spectrum of orthopedics and provides specialized services tailored to the individual needs of his patients.

Kakouratos Georgios is an Orthopedic Surgeon and maintains a private practice in Ilioupoli. The doctor is a graduate of the Medical School of the Università degli Studi di Milano Statale.

Anagnostou Antonios is an Orthopedic Surgeon who maintains a private practice in Thessaloniki. In a modern facility, easily accessible for all ages, he provides comprehensive medical services including diagnosis, treatment, and postoperative follow-up of patients. Specifically, his expertise includes total knee and hip arthroplasty, anterior cruciate ligament reconstruction of the knee, reconstructive surgery, sports injuries, shoulder disorders, autologous mesotherapy, carpal tunnel syndrome, De Quervain’s tenosynovitis, pediatric orthopedics, and injections. He graduated from the Medical School of Aristotle University of Thessaloniki in 2009. He specialized in Greece, completing his residency at the 2nd University Clinic of the General Hospital "G. Gennimatas," where he received advanced training in both adult and pediatric orthopedics.

Dr Koukos Xristos is an Orthopedic Surgeon who maintains a private practice in Thessaloniki. He is a former Director of specialized sports injuries at St. Josef Hospital in Wuppertal, Germany. He completed his specialization and sub-specialization entirely in Germany. He undertook advanced training at world-renowned sports injury centers specializing in shoulder and elbow injuries, including: ATOS Klinik München (Prof. Martetschläger, Prof. Tauber), Klinikum Rechts der Isar (Prof. Imhoff), OCC Tübingen (Prof. Kasten), ARCUS Klinik Pforzheim (PD Dr. Burkhart), and AZ Monica Antwerp (Prof. Van Riet). In 2017, he served as Consultant at Sportklinik Duisburg, and in 2018, he was appointed Head of the arthroscopy department at the Evangelical Hospital of Mettmann (EVK Mettmann). In 2022, he assumed the position of Director at St. Josef Hospital in Wuppertal, overseeing 1,700 surgeries annually exclusively related to sports injuries of the knee, shoulder, and elbow. He is a certified trainer of the German Arthroscopic Society (AGA). Additionally, he is a member of the committees of the International Society of Orthopaedic Surgery and Traumatology (SICOT) and the International Society of Arthroscopy, Knee Surgery, and Orthopaedic Sports Medicine (ISAKOS), as well as a member of the European Society of Sports Traumatology, Knee Surgery & Arthroscopy (ESSKA - ESA) committee for shoulder and elbow. He holds international recognition in the field of shoulder and elbow, frequently presenting at international conferences and seminars, and he is one of only 3-4 surgeons worldwide performing arthroscopic reconstruction of the lateral ulnar collateral ligament. His expertise also includes multiligamentous knee injuries, beyond just the cruciate ligaments, as well as knee osteotomies aimed at avoiding arthroplasty in younger patients.

Konstantinos Xorianopoulos is an Orthopedic Surgeon - Sports Medicine Specialist - Traumatologist and maintains a private practice in the Agioi Anargyroi area. He specializes in sports injuries and traumatology and has attended specialized seminars at dedicated arthroscopy centers in the city of Tours, France. The physician is a Scientific Collaborator at the Peristeri Medical Center and the Psychiko Medical Center. In his private practice, he offers a multitude of services, tailored to the individual needs of each patient.

Dr. Sarantis Mixalis, MD, MSc, PhDc, is an Orthopedic Surgeon with a private practice in Psychiko. Concurrently, he serves as an Orthopedic Consultant specializing in Sports Injuries at Metropolitan Hospital. He has extensive experience, having completed his specialization at the General Children's Hospital "Agia Sofia" and the 4th Orthopedic Clinic of G.N.A. KAT, while also specializing at the same hospital in the Hand-Upper Limb-Microsurgery Clinic, the Sports Injuries Department, and the Pediatric Orthopedic Clinic. In 2018, he successfully completed advanced training in pediatric orthopedic trauma and pediatric skeletal deformities at the Orthopedic Hospital Speising (Vienna, Austria). Since 2019, he holds a Master's degree in "Metabolic Bone Diseases - Osteoporosis" from the Medical School of the National and Kapodistrian University of Athens. In 2020, he was appointed as a doctoral candidate by the Medical School of Athens, and since then he has been pursuing his doctoral thesis at the 2nd Orthopedic University Clinic of the University of Athens (Konstantopouleio Hospital – Agia Olga). He is an active member of the European Paediatric Orthopaedic Society (EPOS), the European Society for Sports Traumatology Knee Surgery and Arthroscopy (ESSKA), the Hellenic Society of Orthopaedic Surgery and Traumatology (EEHOT), and the Athens Medical Association. Finally, he has a rich academic portfolio, authoring numerous publications in peer-reviewed international journals (PUBMED) and actively participating in presentations at Greek and international conferences.

Athanasopoulos Konstantinos MD, MSc is an Orthopedic Surgeon maintaining private practices in Piraeus and Galata Troizinia, while also collaborating with the Athens Medical Group (Peristeri clinic) and the sports injury center at Mediterraneo Hospital. He is certified in robotic knee and hip arthroplasty using the most advanced robotic system worldwide, the only one with FDA certification in the USA for robotic total joint revision arthroplasty. He holds a postgraduate degree in “Metabolic Bone Diseases” from the Medical School of Athens and graduated in Medicine from the University of Medicine and Pharmacy "Carol Davila". He specialized in Orthopedics and Traumatology at the General Hospital of Piraeus “Tzaneio” and in Pediatric Orthopedics at the Children’s Hospital "P. & A. Kyriakou", and after successful examinations where he ranked first in Attica, he obtained the title of orthopedic specialty. He served as an instructor at the Special Training Center for Health Professionals in the Orthopedics and Traumatology department of the General Hospital of Piraeus "Tzaneio" regarding the implementation of a preventive screening program for scoliosis and other spinal deformities in students. Additionally, he has participated as a speaker and trainee in numerous conferences and seminars in Greece. His areas of expertise include arthroscopic surgery, robotic knee and hip arthroplasty, as well as robotic knee and hip revision surgery with Fast-Track ERAS protocols for rapid return to activities, and minimally invasive surgery.

Pandis Vasileios is an Orthopedic Surgeon who has maintained a private practice in Corfu since 1996. He graduated from the Medical School of the National and Kapodistrian University of Athens and received training in Orthopedics, Thoracic Surgery, and Neurosurgery at hospitals in the United Kingdom. He has specialized in Pediatric Orthopedics and is experienced in musculoskeletal ultrasound and neonatal hip ultrasound. Additionally, he actively participates in numerous conferences in Greece and abroad and is a member of the Corfu Medical Association, the Hellenic Society of Orthopedic Surgery and Traumatology, the Corfu Surgical Society, and the Girdlestone Orthopaedic Society.

Eltaxir Theoxaris is an Orthopedic Surgeon and maintains a private practice in Paleo Faliro. He is a graduate of the Medical School of the National and Kapodistrian University of Athens and has undergone further training and attended specialization seminars both in Greece and abroad. Additionally, he has been trained at the Attikon General Hospital KAT, the Athens General Hospital "G. Gennimatas," and the General Hospital "Asklipieio Voula." He has served as Deputy Director of the Orthopedic Clinic at the Metropolitan Hospital and as a physician for the Panionios Football Team. To date, he is the Director of the Orthopedic Clinic at the Piraeus Therapeutic Center and a Scientific Associate of the Metropolitan Hospital, the Athens Bioclinic, and the General Clinic of Piraeus "Hippocrates." He is dedicated to providing the best possible orthopedic care to his patients and is a physician who believes in respect, patient education, continuous follow-up, and above all, immediate contact at all times. Finally, he is a member of the Hellenic Orthopedic Society.

Pathiakis Ioannis Md, MSc, PhD is an Orthopedic Surgeon who maintains a private practice in Peristeri. He holds a medical degree from the Medical School of the National and Kapodistrian University of Athens and has obtained two postgraduate degrees in "Minimally Invasive Surgery, Robotic Surgery & Tele-surgery Medicine" and "Surgical Anatomy" from the Medical School of the same university. Additionally, he holds a Doctorate from the National and Kapodistrian University of Athens in the Department of Anatomy. He is specialized in Robotic Knee and Hip Surgery and in Microsurgical Bloodless Carpal Tunnel Release and holds a diploma in Medical Acupuncture from the Scientific Association of Medical Acupuncturists of Greece. He has completed training at numerous hospitals, while his specialty was completed in General Surgery at the General Hospital of Ierapetra. Furthermore, during his career, he has taught courses on First Aid, Traumatology, and musculoskeletal injuries at the IEK of Siteia and at the Volunteer Corps of Samaritans and Rescuers of Siteia, respectively. Finally, as part of his continuous education and updating in microsurgery and medical acupuncture, the physician regularly attends medical conferences, earning personal honorary distinctions.

Beyond Medicine, he holds a degree in Social Theology from the Theological School of Athens.

Paulos Xristodoulou is an Orthopedic Surgeon and Spinal Surgeon, maintaining a clinic in the center of Thessaloniki and serving as Consultant at the 2nd Orthopedic Clinic of the 424 General Military Training Hospital. He graduated from the Medical School of Aristotle University of Thessaloniki. He specialized in Orthopedic Surgery at the Hippocrateio General Hospital of Thessaloniki and further specialized in spinal surgery abroad (QMC Hospital, Nottingham, U.K.). Since 2002, he has been working at the 424 General Military Training Hospital as Consultant and Deputy Director. He deals with trauma, sports injuries, and degenerative diseases of the knee and hip. He has a particular interest and expertise in the full spectrum of Spinal Diseases including trauma, degenerative disease, infection, deformity, and congenital abnormalities. He has extensive experience in the management of herniated discs, spinal stenosis, degenerative scoliosis, adolescent scoliosis, and spinal fractures. He has attended and been an invited speaker and trainer at numerous conferences and workshops in this field. He is a member of the European Spine Society and a reviewer for the European Spine Journal.

Stathellis Apostolos MD, PhD is an Orthopedic Surgeon - Sports Medicine Specialist with expertise in arthroscopic surgery of the shoulder, knee, elbow, and ankle, as well as sports injuries. He graduated with honors from the Medical School of the National and Kapodistrian University of Athens and holds a PhD from the University of Ulm in Germany. Following an 8-year training period in Germany (2009 - 2016) at one of the leading arthroscopic surgery centers (Sportklinik - Stuttgart), he now maintains private practices in Vrilissia and Marousi and concurrently serves as an Attending Physician at the 3rd Orthopedic Clinic at Hygeia Hospital. In 2016, he obtained the sports medicine specialization title in Germany, as well as certification in arthroscopic surgery. Additionally, he is trained and certified in musculoskeletal ultrasonography.