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.

Papadakis Mixalis is an Orthopedic Surgeon with a private practice in Koukaki. He graduated from the Medical School of Pilsen, Charles University of Prague, and specialized in Orthopedics at the 2nd Orthopedic Clinic of the National and Kapodistrian University of Athens. He completed his doctoral thesis at the Medical School of the University of Crete and is certified in musculoskeletal ultrasound by the European League Against Rheumatism. He serves as a physician for the Gymnastic Club Apollon Smyrnis and the Sporting Athletic Club and has worked as an academic visitor in the Spine Department at the Hospital for Special Surgery in New York. Furthermore, he has participated in 51 international and Greek conferences, seminars, and workshops, delivering 48 oral presentations and 11 posters, and has published 13 foreign language and 4 Greek articles in reputable scientific journals.

Armakolas Nikolaos MD, MSc, PhD is an Orthopedic Surgeon and maintains a private practice in Nea Smyrni. He holds a Doctorate from the Medical School of the National and Kapodistrian University of Athens with a Master’s Degree in "Metabolic Bone Diseases" from the same University. Additionally, he is a Scientific Collaborator at the 3rd Orthopedic Clinic of the General Hospital of Attica KAT, at the "Hygeia" Clinic in Marousi, and at the private clinic "Leto" in Kalamata, while also collaborating with major clinics such as the Iatriko and Mediterraneo Hospital. At his practice, he provides comprehensive information and appropriate treatment tailored to each patient’s needs, following the most modern techniques. Finally, the doctor is a member of the Medical Association of Athens, the Medical Association of the United Kingdom, and the Medical Association of Sweden.

Rontogiannis Georgios is an Orthopedic Surgeon who maintains a private practice in Chalkida. He graduated from the Medical School of the National and Kapodistrian University of Athens. He possesses considerable clinical experience, having specialized in major clinics in Germany. Upon his return to Greece, he assumed the position of Consultant in the Orthopedic and Sports Orthopedic Clinic at Metropolitan Hospital. The physician specializes in arthroscopy, minimally invasive hip arthroplasty, as well as knee arthroplasty.

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.

Dr. Lepetsos Panagiotis is an Orthopedic Surgeon and maintains his private practice in Neo Irakleio. He is a consultant at the Athens Medical Center. The physician graduated from the Medical School of the University of Athens, holds a Master's Degree in Metabolic Bone Diseases, and a PhD in Knee Osteoarthritis. He has worked and specialized in the 4th Orthopedic Clinic of KAT Hospital, the Microsurgery Clinic of KAT Hospital, as well as the Pediatric Orthopedic Clinic of the "Agia Sofia" Children's Hospital. He has specialized in reconstructive hip and knee surgery through a salaried fellowship of the International Society of Orthopaedic Surgery and Traumatology (SICOT). He has worked as a consultant at KAT Hospital (2017 – 2019). He has more than 50 publications in international scientific journals and more than 200 presentations and lectures at international and Greek orthopedic conferences. He has been awarded five times by the Hellenic Orthopedic Society. He is a reviewer for 40 international scientific journals. He has participated in numerous seminars and scientific conferences in Greece and abroad.

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.

Zografidis Aleksandros is an Orthopedic Surgeon specializing in Orthopedics and maintains a private practice in Paleo Faliro. He studied Medicine at the "La Sapienza" University of Rome. Subsequently, he trained in Orthopedics at the General Hospital "Asklipieio" of Voula, in Pediatric Orthopedics at the General Hospital of Piraeus "Tzaneio", in General Surgery at the General Hospital "Asklipieio" of Voula, in Plastic Surgery at the Anti-Cancer Hospital of Piraeus "Metaxa", and in Thoracic Surgery at the 1st Thoracic Surgery Clinic of the General Hospital for Thoracic Diseases "Sotiria". Additionally, he has served as the Director of the Orthopedic Department at the "Bioclinic" of Piraeus, and currently works at the Athens General Clinic and the Modern Private Multipractice "Medifirst". In the past, he was the team physician for the PAE Panionios football club, participating in the preparation and many matches of the team, both in the Greek Championship and the UEFA Cup, as well as the physician for SEGAS, participating in numerous Pan-Hellenic and Pan-European events with the National Track and Field Team. Finally, the doctor is specialized in Sports Injuries, Arthroscopic surgery of the knee and shoulder, and Pediatric Orthopedics.

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.

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.

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.

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.

Dr. Manthas Spyros is an Orthopedic Surgeon and Senior Consultant at TYPET - General Clinic "Ygeias Melathron" - and maintains private practices in Kifisia and Galatsi. He specializes in the lower extremity, foot, and ankle disorders. He has extensive experience in trauma, upper extremity microsurgery, and sports injuries. His postgraduate studies focused on bone metabolism and osteoporosis.

Ο Κεχαγιάς Βασίλειος MD, MSc, PhD είναι Ορθοπαιδικός Χειρουργός και διατηρεί ιδιωτικό ιατρείο στο Καματερό. Είναι Διδάκτωρ της Ιατρικής Σχολής του Εθνικού και Καποδιστριακού Πανεπιστημίου Αθηνών με θέμα "Προοπτική Μελέτη των Μεταβολών Σπονδυλικής Στήλης και Πυέλου μετά από Ολική Αρθροπλαστική Ισχίου και Γόνατος". Παράλληλα, είναι κάτοχος Μεταπτυχιακού Τίτλου Σπουδών στα "Μεταβολικά Νοσήματα Των Οστών" από την Ιατρική Σχολή του Εθνικού και Καποδιστριακού Πανεπιστημίου Αθηνών, ενώ αποφοίτησε από την ίδια Σχολή το 2006 και συνέχισε την ακαδημαϊκή του πορεία με μεταπτυχιακές και διδακτορικές σπουδές, τις οποίες ολοκλήρωσε με βαθμό "Άριστα". Διαθέτει πολυετή εμπειρία στη διάγνωση και χειρουργική αντιμετώπιση παθήσεων και κακώσεων του μυοσκελετικού συστήματος, με ιδιαίτερο ενδιαφέρον στην αρθροπλαστική ισχίου και γόνατος, την αρθροσκόπηση ώμου και γόνατος, τη χειρουργική καταγμάτων, την τραυματολογία και τις αθλητικές κακώσεις. Παράλληλα, ασχολείται με τη χειρουργική άκρας χειρός, τις παθήσεις της σπονδυλικής στήλης και του άκρου ποδός, καθώς και με τη διάγνωση και θεραπεία της οστεοπόρωσης.

Κατέχει τον βαθμό του Διευθυντή Ε.Σ.Υ. και συνεργάζεται με το Ιατρικό Περιστερίου του Ομίλου Ιατρικού Αθηνών, ενώ έχει αποκτήσει σημαντική κλινική εμπειρία μέσα από τη δραστηριότητά του σε νοσοκομειακές μονάδες, όπως το Γενικό Νοσοκομείο Πειραιά "Τζάνειο", το Γενικό Νοσοκομείο Βόλου και το Γενικό Νοσοκομείο Λήμνου.

Είναι ενεργό μέλος του Ιατρικού Συλλόγου Αθηνών, της Ελληνικής Εταιρείας Χειρουργικής Ορθοπαιδικής και Τραυματολογίας (Ε.Ε.Χ.Ο.Τ.) και του Ελληνικού Ιδρύματος Οστεοπόρωσης.

Στόχος του είναι η παροχή εξατομικευμένης, σύγχρονης και υψηλού επιπέδου ιατρικής φροντίδας, με έμφαση στην ορθή διάγνωση, τη λεπτομερή ενημέρωση του ασθενούς και την εφαρμογή των πλέον σύγχρονων θεραπευτικών και χειρουργικών μεθόδων.

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.

Maria Vlaxou is an orthopedic surgeon who maintains a private practice in Ilioupoli and concurrently holds the position of attending physician in the pediatric orthopedic clinic at Metropolitan Hospital.

Dr. Vlaxou was admitted to the medical school of the University of Patras in 2008 and graduated in 2014. Immediately thereafter, she worked for one year at the Corinth Hospital, where she was trained in the reception and management of polytrauma patients. From November 2015, she worked in the orthopedic oncology clinic at "Agios Savvas" Hospital, participating in major oncological surgeries and monitoring oncology patients. From June 2016 to 2023, she worked at General Hospital Georgios Gennimatas in the First Orthopedic Clinic, gaining experience in orthopedic trauma, arthroplasty of major joints, and sports injury rehabilitation. Concurrently, for two years, she completed a rotation in the Second Orthopedic Clinic of the Children's Hospital Agia Sofia, where she was trained in pediatric orthopedic trauma, neonatal hip ultrasound according to Graf, the Ponseti method, and a wide range of other pediatric orthopedic conditions.

Karapatakis Konstantinos is an Orthopedic Surgeon - Sports Medicine Specialist, maintaining a private practice in Nea Smyrni, while concurrently serving as Deputy Director at Metropolitan General. He completed his medical studies at the Medical School of Democritus University of Thrace and holds a BLS (Basic Life Support) certification. Additionally, he specialized at the 4th Orthopedic Clinic, the Microsurgery and Upper Limb Surgery Clinic, and the Sports Injuries Clinic of the Attikon General Hospital of Athens "KAT." He has also received training in fracture management from the AO Foundation. Currently, in addition to his private practice, he is Deputy Director of the IB' Orthopedic Clinic and Shoulder and Sports Injuries at Metropolitan General and a Collaborator of the Athenian Clinic "Mediclinic." Finally, the physician is a member of the Athens Medical Association, the Panhellenic Medical Association, and the Hellenic Society of Orthopedic Surgery and Traumatology, while continuously attending seminars on arthroscopic surgery and reconstructive surgery and participating in conferences both in Greece and abroad.

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.

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.

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.