Orthopaedic - Orthopaedic Surgeons

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.

Mpoutsiadis Axilleas is an Orthopedic Surgeon - Military Physician and Doctor of Medicine from the Aristotle University of Thessaloniki, with a private practice located within the Athens Bioclinic. He is a graduate of the Military School of Corps Officers (SSAS) and the Medical School of Aristotle University of Thessaloniki. He specialized at the 424 General Military Hospital of Thessaloniki and the First University Orthopedic Clinic of Papageorgiou General Hospital. He received further training in shoulder and knee surgery (Shoulder and Knee fellowship) and in conducting clinical trials. He possesses extensive clinical experience, having worked in Greece and France. Moreover, he has a significant scientific portfolio reflected in 32 scientific publications in reputable international scientific journals (PubMed) with a substantial impact factor, some of which introduce innovative new techniques concerning arthroscopic shoulder surgery (instability and rotator cuff) and knee surgery (anterior and posterior cruciate ligament reconstruction). He is also the author of five orthopedic book chapters focusing on basic research and shoulder surgery (rotator cuff and shoulder arthroplasties), principal editor of a scientific orthopedic book addressing surgical techniques for the treatment of rotator cuff disorders and shoulder arthroplasties titled “EFOST Surgical Techniques in Sports Medicine - Shoulder Surgery, Volume 2: Rotator Cuff and Shoulder Arthroplasty,” and principal guest editor of a scientific journal issue on shoulder pathology titled “Thematic issue in Shoulder Pathology.” Additionally, he has presented over 100 communications at international and national conferences (winning two awards), participated in the organization of numerous workshops and conferences, and has been invited as a speaker and educator at scientific conferences on shoulder surgery and sports injuries.

Athanasakopoulos Panagiotis is an Orthopedic Surgeon who maintains a private practice in Kalamaria. He is a graduate of the Medical School of Aristotle University of Thessaloniki. He specialized in the Orthopedic Clinic as well as in the Chronic Diseases and Sports Injuries Unit at the General Hospital Agios Pavlos in Thessaloniki. Additionally, he completed training at the Pediatric Orthopedic Clinic of the General Hospital "Gennimatas" and at the 2nd Neurosurgery Clinic of the Hippocrates Hospital of Thessaloniki. For the past 20 years, he has been a Scientific Collaborator at the Agios Loukas Clinic in Thessaloniki. He focuses particularly on sports injuries and arthroscopic surgery of the knee and shoulder, as well as the treatment of trauma and fractures using all modern methods. Finally, he has significant experience in total joint arthroplasty and the management of osteoporosis.

Nikolas Bourganos is an Orthopedic Surgeon-Traumatologist at Children's Orthopedic Clinic of Athens Pediatric Center. He is also an external associate of General Orthopedics at Athens Medical Center. He maintains a private practice in Cholargos, Athens. He graduated from Medical School of Larissa and is a PhD candidate of Athens Medical School. He specialized at Amfissa Hospital for one year, where he came into contact and treated a number of sports related injuries. Affterwards, he continued his specialty at KAT Attica General Hospital. During his residency he specialized in Microsurgery and Hand Surgery in the homonymous department of KAT General Hospital, as well as in Children's Orthopedics at Pendeli's Children's Hospital. He has participated in many seminars and conferences in Greece and abroad, while he has publications in international journals. He is a member of the SITEMSH and ISSS global organizations that specialize in treatment and prevention of injuries during Skiing and Snowboarding, while he has carried out publications and presentations focusing on the above mentioned injuries of children, adolescents and adults.

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.

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.

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.

Karmali Aikaterini is an Orthopedic Surgeon and maintains a private practice in Ilion. She graduated from the Medical School of Aristotle University of Thessaloniki. She specialized in the Orthopedic department of the General Children's Hospital of Athens "P. & A. Kyriakou," the 3rd Orthopedic department of the Attica General Hospital KAT, and the Orthopedic department of the Anti-Cancer - Oncology Hospital of Athens "Agios Savvas." Additionally, she served as a physician at IKA in Ilion, and at her private practice, she offers a wide range of services, tailored to the individual needs of each patient.

Tolis Konstantinos MD, MSc, PhDc is an Orthopedic Surgeon with a private practice in Kolonaki. He graduated from the Medical School of the National and Kapodistrian University of Athens and is a PhD candidate at the same institution. Additionally, he holds a postgraduate degree in "Metabolic Bone Diseases" with a thesis on the "Pathophysiology of Bone Pain" from the Medical School of the National and Kapodistrian University of Athens. He initially specialized in General Surgery at the General Hospital of Pyrgos "Andreas Papandreou," in Pediatric Orthopedics at the First Pediatric Orthopedic Clinic of the General Children's Hospital of Athens "P. & A. Kyriakou," and finally in General Orthopedics at the First University Orthopedic Clinic of the University General Hospital "Attikon." From 2014 to 2020, he was an Academic Fellow at the Laboratory for Research of Musculoskeletal Disorders "Th. Garofalidis," focusing on "Microsurgery" at the General Hospital of Attica KAT. He is the Deputy Director of the 8th Orthopedic Clinic at Metropolitan General and the Scientific Director of the Upper Limb - Microsurgery Clinic. Concurrently, he collaborates with several clinics within Attica. He has participated in numerous conferences in Greece and abroad, presenting poster presentations, oral communications, and lectures. Finally, he is a member of the Athens Medical Association, the Hellenic Society of Orthopedic Surgery and Traumatology, the Hellenic Osteoporosis Foundation, and the Hellenic Society for Hand Surgery.

Kallitsounaki Euaggelia is an Orthopedic Surgeon specializing in Orthopedics and maintains a private practice in Paiania. She studied at the Medical School of Universitatea "Ovidius" din Constanta. Subsequently, she specialized and participated in clinical rotations at the General Hospital of Lamia and the General Hospital of Athens "KAT". Additionally, she specializes in joint injuries, trauma, knee osteoarthritis, as well as diseases of the hand. Finally, she serves as a Scientific Collaborator at the Athens Medical Center, in the Peristeri clinic and the Psychiko clinic, as well as at the "Errikos Dynan" hospital.

Lagoudakis Georgios MD, MSc is an Orthopedic Surgeon with a private practice in Chania. He holds a Master's Degree (MSc) specializing in "Metabolic Bone Diseases - Osteoporosis" from the National and Kapodistrian University of Athens and a medical degree from the Medical School of Ioannina. Additionally, after completing his specialization at the largest orthopedic hospital in Athens, the General Attica Hospital KAT, he received a scholarship from the Hellenic Society of Orthopedic Surgery and Traumatology and began his postgraduate training in England alongside world-renowned orthopedic surgeons, focusing on the most advanced arthroscopic surgical techniques. He also received a scholarship from the Stavros Niarchos Foundation for further training at the top orthopedic hospital in America, the HSS-Hospital for Special Surgery, in Manhattan, New York. He is specialized in performing arthroplasties using minimally invasive methods. He has extensive experience in sports injuries, particularly knee injuries such as meniscal and cruciate ligament tears, as well as all shoulder disorders. Furthermore, he handles hand and upper extremity surgery cases and microsurgery, following his extensive training in the microsurgery department of the General Attica Hospital KAT.

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.

Georgokostas Athanasios is an Orthopedic Surgeon who maintains private practices in Moschato and Psychiko. Additionally, he serves as a Scientific Collaborator at the 3rd Orthopedic Clinic of YGEIA Hospital and as a Consultant at MEDITERRANEO Hospital and YGEIA-MITERA Hospital. He graduated with honors from the Medical School of Rome and holds an ATLS (Advanced Trauma Life Support) certification from the American College of Surgeons. He specialized in the Sports Injuries and Lower Limb Reconstructive Surgery department at Hinchingbrooke Hospital NHS, in the Sports Injuries of Knee, Hip, and Ankle department at Santy and Jean Mermoz Hospital in Lyon, France, as well as in the Shoulder Surgery department at the 8th Orthopedic Clinic of Asklipieio Voula Hospital. Finally, he has extensive experience and training and has participated in numerous presentations and publications.

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. 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.

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.

Ο Κωνσταντίνος Μπαρμπαγιάννης είναι Ορθοπαιδικός Χειρουργός - Τραυματιολόγος - Αθλητίατρος , απόφοιτος της Ιατρικής Σχολής του Αριστοτελείου Πανεπιστημίου Θεσσαλονίκης και της Στρατιωτικής Σχολής Αξιωματικών Σωμάτων (ΣΣΑΣ). Εκπαιδεύτηκε αρχικά ως ειδικευόμενος στην Ορθοπαιδική κλινική του Ναυτικού Νοσοκομείου Αθηνών και ακολούθως, σε έμμισθη θέση πλήρους απασχόλησης ( Specialty Registrar) για χρονικό διάστημα 5 ετών, στη Μεγάλη Βρετανία, όπου και ολοκλήρωσε την εκπαίδευση του στους τομείς της τραυματιολογίας, επανορθωτικής χειρουργικής μεγάλων αρθρώσεων (αρθροπλαστική ισχίου, γόνατος και ώμου), καθώς και αθλητικών κακώσεων, παθήσεων της σπονδυλικής στήλης, σε νοσοκομεία του Λονδίνου (Stanmore RNOH, Whittington Health NHS Trust). Ιδιαίτερο αντικείμενο παράλληλης μετεκπαίδευσης του για χρονικό διάστημα 3 ετών αποτέλεσε η χειρουργική ώμου και αγκώνος, σε εξειδικευμένα κέντρα του Λονδίνου (RNOH and Spire Bushey Shoulder and Elbow Unit). Στα πλαίσια αυτά, αποτέλεσε μέλος της χειρουργικής ομάδας, ως clinical fellow, του διεθνούς φήμης χειρουργού Mr. Simon Lambert, με αντικείμενο την αντιμετώπιση όλου του φάσματος παθήσεων του ώμου και του αγκώνος (αρθροπλαστική ώμου, επανορθωτική χειρουργική, αρθροσκοπικη αποκατάσταση) με παράλληλη ερευνητική δραστηριότητα και δημοσιεύσεις σε διεθνή επιστημονικά περιοδικά. Ο γιατρός είναι Επιμελητής της Ορθοπαιδικής Κλινικής του Ναυτικού Νοσοκομείου Αθηνών. Ο γιατρός διατηρεί ιδιωτικό ιατρείο στο Περιστέρι από το 2017 με την επωνυμία ‘’ Athens Orthopaedic Practice’’. Διαθέτει εκτεταμένη εμπειρία στη χειρουργική θεραπεία ευρέος φάσματος ορθοπαιδικών παθήσεων, με περισσότερες από 4000 επεμβάσεις στο ενεργητικό του και αντικειμενική του επιδίωξη είναι η βέλτιστη και εξατομικευμένη θεραπευτική προσέγγιση με τα πλέον σύγχρονα μέσα των παθήσεων και απαιτήσεων των ασθενών του. O γιατρός, εκτός από την κλινική του δραστηριότητα, συμμετέχει σε τακτική βάση σε εκπαιδευτικά σεμινάρια και διατηρεί εκτεταμένη επιστημονική δραστηριότητα με τη συγγραφή άρθρων σε διεθνούς κύρους επιστημονικά περιοδικά.

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.

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.