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.

Ο Σαμαράς Νικόλαος είναι Ορθοπαιδικός Χειρουργός και διατηρεί ιδιωτικό ιατρείο στην Πτολεμαΐδα. Είναι απόφοιτος της Ιατρικής Σχολής του Αριστοτελείου Πανεπιστημίου Θεσσαλονίκης, με περισσότερα από 30 χρόνια εμπειρίας στην αρθροσκοπική χειρουργική του γόνατος και περισσότερες από 10000 επιτυχημένες χειρουργικές επεμβάσεις στο ενεργητικό του. Διετέλεσε Συντονιστής Διευθυντής της Ορθοπαιδικής Κλινικής του Μποδοσάκειου Νοσοκομείου Πτολεμαΐδας. Είναι μέλος της European Society of Sports Traumatology, Knee Surgery and Arthroscopy (ESSKA) για περισσότερα από 20 χρόνια, με συνεχή παρουσία στα ετήσια συνέδριά της, και έχει παρακολουθήσει πολυάριθμα εξειδικευμένα εκπαιδευτικά προγράμματα στην Ελλάδα και το εξωτερικό με αντικείμενο την αρθροσκοπική χειρουργική του γόνατος, παραμένοντας διαρκώς ενημερωμένος για τις σύγχρονες εξελίξεις και τις πλέον σύγχρονες χειρουργικές τεχνικές του αντικειμένου του.

Dr. Giannakos Athanasios-Rene S. is specialized in arthroscopic surgery of sports-related knee and shoulder injuries, as well as in M.I.S. Fast Track total knee and hip arthroplasty. He initiated and completed his Orthopedic Surgery and Traumatology residency at the University General Hospital of Larissa in the Orthopedic Clinic Department under the direction of Professor K.N. Malizos. He is a PhD candidate at the Medical School of the University of Thessaly. During the final year of his residency, he trained in shoulder and knee arthroscopic surgery at the Minimal Access Surgery Unit of the I.R.C.C.S. GSD Hospital, Milan, Italy, under Professor and Director Prof. Pietro Randelli. He also trained in M.I.S. Fast Track total hip and knee arthroplasty and arthroscopic surgery at the Luganese Hospital, Lugano, Switzerland, under Professor and Director Prof. Mateo Denti. Immediately after obtaining his specialty certification, he was appointed as a permanent consultant at the Minimal Access Surgery Unit of the I.R.C.C.S. GSD Hospital, Milan, Italy, under Professor and Director Prof. Pietro Randelli. He began his Sports Medicine specialty at the University Hospital Catanzaro, Italy, following entrance exams, holding a salaried position and scholarship from the E.U., under the direction of Professor Pietro Scotto di Vettimo. During the first year of the specialty, he trained at the University Hospital Chieti, Italy, in the Sports Medicine Department under the direction of Professor Leonardo Vecchiet. There are articles, lectures, and surgeries by him available online. He collaborates with "Athens Medical Center," "Mitera" Hospital, and Mediterraneo Hospital, and is a scientific collaborator. He maintains private practice offices in Chalandri and Nea Smyrni.

Spyrantis Manolis is an Orthopedic Surgeon practicing privately in Heraklion, Crete. He studied at the Medical School of Aristotle University of Thessaloniki and is currently pursuing postgraduate studies in Surgical Sciences at the University of Crete. He began his specialization in Orthopedics at the Venizeleio-Paneio General Hospital, where he participated in numerous surgeries addressing trauma, sports injuries, and joint arthroplasties. He continued his training at the Attikon General Hospital "KAT," specializing in upper limb disorders and minor surgeries, as well as at the Paediatric Hospital "Panagiotis & Aglaia Kyriakou." He possesses significant clinical experience, having served as Assistant Consultant B' in Orthopedics at Venizeleio-Paneio General Hospital and Assistant Consultant B' in Orthopedics at the University General Hospital of Heraklion, focusing on arthroscopic surgery, reconstructive surgery of major joints, and trauma management. Furthermore, he has participated in numerous medical conferences, and his scientific contributions include oral presentations, research papers, and contributions to medical textbook authorship.

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.

Mr. Nikolaos Kalos is an Orthopedic Surgeon and Deputy Director of the 4th Orthopedic Clinic at Metropolitan General in Cholargos. He maintains a private practice in Neo Psychiko.

He is a graduate of the Medical School of the University of Ioannina and completed his specialization at the University Orthopedic Clinic of Ioannina.

He specialized at the Osteoarthritis and Knee Deformities Treatment Center, LKH Stolzalpe - Murau in Austria. In his private practice, he provides a wide range 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.

Roussis Ksenofon MD, PhD is an Orthopedic Surgeon and Sports Medicine Specialist with a private practice in Agia Paraskevi. He holds a medical degree from the School of Medicine and Surgery at the University of Bologna in Italy and completed his doctoral thesis in Sports Medicine. He specialized in Orthopedic Surgery at the General Hospital of Attica KAT and at the 1st IKA Therapeutic Center (Papadimitriou). Additionally, his expertise in both conservative and surgical treatment of sports injuries, particularly those concerning the knee, along with extensive professional experience in recognized hospitals and sports clubs, enables him to manage a wide range of cases. Specifically, he possesses valuable professional experience as a Sports Medicine Physician for numerous football teams and as a Lecturer at football coaching schools, teaching Sports Medicine, Anatomy, and Dietetics. Furthermore, it is noteworthy that he served as an official physician at the Athens and South Korea Olympic Games, as well as the Pre-Olympic Games in Australia. Finally, Dr. Roussis is the President of the Sports Medicine Association of Sports Physicians, a member of the Hellenic Sports Medicine Society, and the European Federation of Sports Medicine Associations, actively participating in conferences held both in Greece and abroad.

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.

Nikolopoulos Aleksandros MD is an Orthopedic Surgeon - Traumatologist - Sports Medicine Specialist with a private practice in Daphne. He holds a degree from the Faculty of Medicine at the University of Thessaly. He specialized at the General Surgery Clinic of the General Hospital of Karditsa and subsequently moved to Germany, where he continued his specialization in Orthopedics and Traumatology at one of the largest orthopedic clinics in the country, St. Anna Hospital, Herne. For two football seasons, he served as the Sports Medicine Physician for the youth football academies of Schalke 04 e.V., accompanying the teams to home and away matches, gaining significant experience in the management of sports injuries. He worked at the distinguished University Hospital of Bochum, St Josef Hospital - Universitätsklinikum der Ruhr Universität Bochum, where he obtained the Medical Specialty title in Orthopedics and Traumatology and continued his career there as a Consultant. Throughout his career, he has participated in numerous international scientific conferences and seminars, including key topics such as: ultrasonographic neonatal diagnostics according to Graf for early detection of hip dysplasia, specialized traumatology under the auspices of AO Trauma, endoscopic spinal surgery, emergency pre-hospital medicine (Notarzt), pediatric orthopedics, arthroscopic knee and shoulder surgery, microsurgery and arthroscopic surgery of the hand, reconstructive knee and hip surgery, among others. Overall, he has acquired substantial experience across the full spectrum of orthopedics and traumatology as well as significant surgical expertise, performing numerous complex surgical procedures in both adults and children. Finally, the physician is a member of the International Traumatology Society AO Trauma (Arbeitsgemeinschaft für Osteosynthesefragen) and the Hellenic Osteoporosis Foundation.

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.

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.

Aleksiou Spyros is an Orthopedic Surgeon with a private practice in Ampelokipoi. He graduated from the Medical School of Debrecen University and specialized in Orthopedic Surgery at the General Hospital of Ioannina "Hatzikosta". He has extensive experience in both the public and private sectors, having served as a consultant at "Hatzikosta" Hospital and since 2018 maintaining a private practice in Ioannina, offering a specialized program of surgical procedures and advanced therapies. His professional activity focuses on hip and knee arthroplasties (primary and revision surgeries), sports injuries, deformities of the forefoot, and minimally invasive endoscopic spinal techniques. Additionally, he applies non-radiological methods for the evaluation of spinal deformities and provides modern biological treatments such as PRP and stem cell injections for tendinopathies and osteoarthritis. He has attended numerous postgraduate seminars and workshops in Greece and abroad (Germany, France, Italy, Belgium, Poland), and is a certified user of robotic and percutaneous techniques, including the OrthoAlign, Spine Tip, and Pecaplasty systems. He has presented scientific papers at conferences in Greece and Europe and maintains a consistent presence in the advancement of the field through continuous education with an emphasis on patient-centered care.

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.

Panagiotis Drakopoulos is an Orthopedic Surgeon specialized in reconstructive microsurgery of the upper limb - hand and in osteoarthritis of the knee, hip, and sports medicine. He maintains a private practice in Piraeus. He has extensive experience in the diagnosis and treatment of musculoskeletal system disorders, as well as in the rehabilitation of injuries using advanced microsurgical techniques. He graduated from the Medical School of Ovidius University of Constanta and continued his training at the 1st Orthopedic – Pediatric Orthopedic Clinic of the General Children's Hospital "Agia Sofia," as well as at the 2nd Adult Orthopedic Clinic of the General Hospital "Asklipieio Voula," where he completed his specialty in Orthopedics and Traumatology. Additionally, he has completed the postgraduate program "Metabolic Bone Diseases" at the National and Kapodistrian University of Athens, enhancing his scientific background in the pathophysiology and management of diseases affecting bone health. His specialization at the Microsurgery Clinic of KAT Hospital enabled him to apply advanced reconstructive microsurgical techniques of the upper limb and hand, providing personalized solutions for complex injuries and disorders. Since 2018, he has served as an Assistant Orthopedic Surgeon – Consultant B’ at Elefsina General Hospital “Thriasio,” actively participating in the clinical and surgical work of the Orthopedic Clinic. He has participated in numerous seminars, conferences, and presented free communications.

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.

Misitzis Adamantios MD is an Orthopedic Surgeon who maintains a private practice in Kifisia. He is a graduate of the Medical School of the National and Kapodistrian University of Athens and has received advanced training in Upper Extremity Surgery and Microsurgery at the Universities of Louisville and Michigan in the United States. He trained at the University Orthopedic Clinic of Athens at the Attikon General Hospital KAT. Additionally, he has extensive experience in orthopedic traumatology and microsurgical reconstruction, peripheral nerve compression syndromes, and peripheral nerve injuries. Throughout his career, he has served as President and founding member of numerous societies and medical centers, including the Hellenic Society of Hand and Upper Extremity Surgery and the Department of Upper Extremity Surgery & Microsurgery at the Medical Center of Athens. Finally, he is a member of both Greek and international medical associations, such as the Hellenic Society of Upper Extremity Surgery, the Hellenic and International Societies of Reconstructive Microsurgery, among others.

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.