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.

Stathopoulos Ioannis MD, MSc is an Orthopedic Surgeon with a private practice in Ilioupoli. He is a graduate and PhD candidate of the Medical School of the National and Kapodistrian University of Athens, and he obtained a postgraduate degree in Metabolic Bone Diseases from the same university. He works as an Attending Orthopedic Surgeon in the Emergency Department of the Athens Medical Center in Marousi and concurrently collaborates with the Joint Reconstruction Clinic at the Athens Medical Center. His specialization focuses on total hip and knee arthroplasties, trauma, and osteoporosis. He has a substantial body of published work in both international and Greek scientific journals and books and has served as a reviewer for scientific articles in international journals. He closely follows advancements in his field and has participated in numerous conferences and seminars, many of which he attended as a speaker. Finally, he is a member of the Athens Medical Association, the Hellenic Osteoporosis Foundation, the Hellenic Society of Orthopedic Surgery and Traumatology, and the Hellenic Society for Bone Metabolism Research.

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.

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.

Dr. Perpirakis Konstantinos is an Orthopedic Surgeon and maintains a private practice in Piraeus. He holds an MSc in Metabolic Bone Diseases from the National and Kapodistrian University of Athens and has been trained in Orthopedics at KAT Hospital, Pediatric Orthopedics at Aghia Kyriaki Children’s Hospital, and is specialized in the United Kingdom. He currently serves as an Orthopedic Surgeon at IATRIKO Palaiou Faliro.

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.

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. Xarisis Mixail is an Orthopedic Surgeon specializing in adult and pediatric care and is the head of the Arthroiasis Surgical Center in Thessaloniki. He maintains a ground-floor clinic in Thessaloniki, easily accessible for individuals with mobility issues. He graduated from the Medical School of Aristotle University of Thessaloniki and holds a Master's Degree from the Anatomy Laboratory of AUTH, with a scientific thesis titled: "Anatomical study of the origin, course, and distribution of the suprascapular and subscapular nerves." His clinical activity focuses on adult reconstructive surgery (minimally invasive (MIS) total knee, hip, and shoulder arthroplasties), sports injuries, arthroscopic techniques, and modern biological therapies, having performed numerous surgical procedures in these areas. He obtained his Orthopedic specialty at the General Hospital of Kilkis and subsequently trained at the Upper Limb and Hand Surgery Department of Sahlgrenska University Hospital in Gothenburg, Sweden, under the supervision of the internationally renowned Professor Anders Björkman. During this advanced training, he acquired a high level of expertise in microsurgical techniques and in the management of complex conditions and injuries of the upper limb and hand. Additionally, he actively participates in the scientific community as a speaker at conferences and seminars, while continuously attending specialized workshops and educational programs to ensure ongoing development and enhancement of his knowledge. He is affiliated with the Medical Interbalkan and Euromedica Cyan Cross facilities in Thessaloniki.

Ο Μάζης Γεώργιος είναι Διευθυντής Ορθοπαιδικός Χειρουργός, υπεύθυνος του τμήματος Χειρουργικής Άνω Άκρου (Ωμού & Αγκώνα) στην Ευρωκλινική Αθηνών. Επίσης, εργάζεται στο Ιατρικό Π. Φαλήρου ως υπεύθυνος του τμήματος Χειρουργικής Άνω Άκρου (Ωμού & Αγκώνα) και Άκρας Χειρός ενώ παράλληλα είναι συνεργάτης του Τμήματος Χειρουργικής Άνω Άκρου και Άκρας Χειρός στην Ορθοπαιδική Κλινική «OSTEON» στο Ιατρικό Αθηνών.

Ο κ. Μάζης κατέχει την θέση του Διευθυντή Ορθοπαιδικού Χειρουργού (Consultant Orthopaedic Surgeon) από τον Ιανουάριο 2017 στο Πανεπιστημιακό Νοσοκομείο Queen's NHS Barking, Havering and Redbridge, του Λονδίνου. Διδάκτωρ της Ιατρικής σχολής του Πανεπιστημίου Αθηνών (ΕΚΠΑ) από τον Ιανουάριο του 2014 (PhD degree) με βαθμό «Άριστα». Έγινε, κατόπιν εξετάσεων, “Fellow of European Board of Orthopaedics and Traumatology” τον Οκτώβριο 2014. Από τον Οκτώβριο του 2016 είναι εξεταστής (examiner) στο Queens Hospital Clinical FRCS (Orth) Course. Τον Ιανουάριο του 2011 έλαβε το μεταπτυχιακό τίτλο σπουδών (Master of Science, MSc) με θέμα «Μεταβολικά Νοσήματα των Οστών» μετά από διετή παρακολούθηση και παρουσίαση διατριβής με βαθμό «Άριστα». Είναι απόφοιτος της Ιατρικής Σχολής Αθηνών (2003 – Εθνικό Καποδιστριακό Πανεπιστήμιο Αθηνών) Από το 2012 αφοσιώθηκε στο ιδιαίτερο γνωστικό του αντικείμενο, τη Χειρουργική Άνω Άκρου και Άκρας Χειρός, καθώς και στις αρχές της ιατρικής επιστήμης και ηθικής, έχοντας στοχευμένη μετεκπαίδευση σε κορυφαία κέντρα του Ηνωμένου Βασιλείου. Διετέλεσε έμμισθος κλινικός υπότροφος (Senior Post CCT Clinical Fellow, 2015) στον τομέα της Χειρουργικής Άνω Άκρου (Upper Limb Surgery ) στο Royal Berkshire Hospital NHS, Reading, Berkshire, UK, υπό την καθοδήγηση του Professor Ofer (εμπνευστής και σχεδιαστής της ανάστροφης ολικής αρθροπλαστικής ώμου VERSO) που μαζί με τον Steve Copeland (εμπνευστής και σχεδιαστής της αρθροπλαστικής ώμου επιφανείας Copeland) αποτέλεσαν πρωτοπόρους στην Χειρουργική του Άνω Άκρου σε παγκόσμιο επίπεδο . Στη συνέχεια, διετέλεσε έμμισθος κλινικός υπότροφος (Senior Post CCT Clinical Fellow, 2016) στο Royal National Orthopaedic Hospital, Stanmore, στον τομέα της Χειρουργικής Άνω Άκρου και σύμπλοκων Αρθροπλαστικών Ώμου και Αγκώνα (Upper Limb and Complex Shoulder and Elbow Arthroplasty Surgery), υπό την καθοδήγηση των Simon Lambert και Ian Bayley (εμπνευστής και σχεδιαστής της ολικής αρθροπλαστικής ώμου Bayley Walker).

Είναι μέλος του British Elbow and Shoulder Society από το 2015. Επιπλέον, είναι μέλος πολλών ελληνικών και ξένων επιστημονικών επιτροπών και οργανώσεων και παραμένει ακαδημαϊκά ενεργός, ως Διδάκτορας του Πανεπιστημίου Αθηνών, έχοντας στο ενεργητικό του πολλαπλές δημοσιεύσεις άρθρων και πρωτοποριακών χειρουργικών τεχνικών σε επιστημονικά περιοδικά και επιθεωρήσεις του εξωτερικού καθώς και συμμετοχή στην συγγραφή αλλά και μετάφραση σύγχρονων συγγραμμάτων Ορθοπαιδικής.

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.

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.

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.

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.

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.

Mixailidou - Xristopoulou Melia is an Orthopedic Surgeon and maintains a private practice in Kalamata. She graduated from the Medical School of Aristotle University of Thessaloniki with a grade of "very good." In 2004, she began her specialty in General Surgery at the 1st Surgical Department of the General Hospital of Serres, which she completed in 2005, and continued as an Orthopedic resident at the General Hospital of Serres. She obtained her specialty title in Orthopedics at the University Hospital of Rio Patras and at the Karamanadaneio Children’s Hospital in 2012. During this period, she traveled to SLK Klinikum in Heilbronn, Germany, where she specialized in the Pediatric Orthopedic Clinic, particularly in neonatal ultrasound. She participated in a large number of conferences, presenting papers at several of them, as well as attended numerous seminars of the AO Foundation, whose official representative in Greece is the Orthopedic Clinic of the University Hospital of Rio. Finally, in 2014, she attended courses and received certification for the application of ultrasound in the musculoskeletal system with a specialization in neonatal ultrasound.

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.

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.

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.