Orthopaedic - Orthopaedic Surgeons

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.

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.

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.

Klaudianos Dionysios is an Orthopedic Surgeon with private clinics in Haidari and Nikaia and serves as a collaborator at the Peristeri Medical Center. He is a PhD candidate at the Medical School of the National and Kapodistrian University of Athens and holds a degree from the same institution's Medical School. He has specialized in knee arthroscopy, hip and knee arthroplasty, and has significant experience in the management and restoration of fractures. Additionally, he treats cases of osteoporosis as well as knee osteoarthritis using concentrated platelets - growth factors derived from adipose tissue. Finally, the physician has attended numerous international conferences related to sports injuries and their surgical treatment.

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.

Ο Ορθοπαιδικός Χειρουργός Αναστάσιος Γ. Ρουστέμης είναι Διδάκτωρ της Ιατρικής Σχολής του Εθνικού και Καποδιστριακού Πανεπιστημίου Αθηνών (ΕΚΠΑ), Fellow of the European Board of Orthopaedics and Traumatology (FEBOT) και μέλος του American College of Surgeons (ACS). Είναι συνεργάτης του Ιατρικού Κέντρου Αθηνών και διατηρεί ιδιωτικό ιατρείο στη Νέα Ιωνία.

Ολοκλήρωσε την ειδικότητα στην Α΄ Πανεπιστημιακή Ορθοπαιδική Κλινική του Πανεπιστημιακού Γενικού Νοσοκομείου «Αττικόν», με συμπληρωματική εκπαίδευση στο Τμήμα Άκρας Χειρός του ΓΝΑ ΚΑΤ και στο Τμήμα Παιδοορθοπαιδικής του Γενικού Νοσοκομείου Παίδων Αθηνών.

Το κλινικό και χειρουργικό του αντικείμενο περιλαμβάνει την ολική αρθροπλαστική ισχίου και γόνατος, με ιδιαίτερη εξειδίκευση στην ολική αρθροπλαστική ισχίου μέσω πρόσθιας προσπέλασης (Direct Anterior Approach – DAA), καθώς και την αρθροσκοπική χειρουργική γόνατος και ώμου, την τραυματολογία και τη χειρουργική αντιμετώπιση παθήσεων του άνω άκρου.

Είναι κάτοχος του MSc «Εφαρμοσμένη Εμβιομηχανική στην Ορθοπαιδική» του ΕΚΠΑ και έχει πραγματοποιήσει μετεκπαίδευση σε διακεκριμένα ευρωπαϊκά ορθοπαιδικά κέντρα, μεταξύ των οποίων το Amsterdam University Medical Center (Amsterdam UMC), το Zaans Medisch Centrum (ZMC) στην Ολλανδία και το Royal Orthopaedic Hospital (ROH) στο Birmingham του Ηνωμένου Βασιλείου.

Παράλληλα, διατηρεί ενεργή ακαδημαϊκή και ερευνητική δραστηριότητα, με δημοσιεύσεις σε διεθνή επιστημονικά περιοδικά ευρετηριασμένα στο PubMed, συμμετοχή σε ελληνικά και διεθνή συνέδρια και παρουσία ως peer reviewer σε διεθνή επιστημονικά περιοδικά.

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.

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.

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.

Mpaltopoulos Ioannis is an Orthopedic Surgeon and maintains a private practice in Agia Paraskevi. He completed his medical studies at the National and Kapodistrian University of Athens (NKUA) and postgraduate studies in Health Services Management and Crisis Management. He obtained his specialty title from the 1st Orthopedic Clinic of KAT General Hospital. He possesses significant clinical experience and serves as an Orthopedic Surgeon and Traumatologist at the Athens Bioclinic.

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.

Rozis Konstantinos is an Orthopedic Surgeon specializing in Orthopedic Surgery and maintains a private practice in Elefsina. He studied at the Medical School of the University of Patras and obtained his specialty title in Orthopedic Surgery and Traumatology at the General Hospital of Athens "KAT". Additionally, he holds a postgraduate diploma entitled "Metabolic Bone Diseases" from the National and Kapodistrian University of Athens. He has worked in London as a Senior Clinical Fellow in the Shoulder and Elbow Surgery Department, Foot and Ankle Surgery Department at Newham University Hospital, and in the Knee Surgery and Sports Injuries Department at Homerton University Hospital. Beyond significant clinical experience, he also possesses research expertise with numerous scientific publications and presentations in both international and Greek conferences and journals. Lastly, he has teaching experience, providing clinical lectures to medical students at Barts University of Medicine and at the General Hospital of Attica KAT, as well as conducting training courses preparing for specialty examinations EEXOT.

Petroulakis Vasilis is an Orthopedic Surgeon and maintains a private practice in Chania. He served for over 20 years as the coordinating Director - Head of Department - of the Orthopedic Clinic at the Chania Hospital, one of the largest clinics in the country. He possesses extensive experience in all orthopedic conditions, both in traditional orthopedics and traumatology. He has been a president, organizer, trainer, and speaker at numerous conferences in Greece and abroad, and is a member of several European and Greek scientific societies.

Ο Ιωάννης Μπάμπης είναι Ορθοπαιδικός Χειρουργός, διατηρεί το δικό του Ιδιωτικό Ορθοπεδικό Ιατρείο στο Κέντρο της Αθήνας και είναι επιστημονικός συνεργάτης της Βιοκλινικής Αθηνών και άλλων θεραπευτηρίων της Αθήνας. Ολοκλήρωσε τις σπουδές του στην Ιατρική σχολή  του Πανεπιστημίου Θεσσαλίας στη Λάρισα, όπου και ήρθε πρώτη φορά σε επαφή με την ειδικότητα της Ορθοπαιδικής φοιτώντας δίπλα σε κάποιους από τους μεγαλύτερους δασκάλους στην Ελλάδα. Μετά την αποφοίτησή του το 2012, ξεκίνησε την ειδικότητα του στην Γενική Ορθοπαιδική στο Γ.Ν. Καρδίτσας όπου έλαβε σημαντική εμπειρία στην τραυματολογία και στην επανορθωτική χειρουργική του ισχίου και του γόνατος. Την ειδικότητα του την ολοκλήρωσε στο 401 Γενικό Στρατιωτικό Νοσοκομείο  Αθηνών όπου θήτευσε δίπλα σε σπουδαίους χειρουργούς και απέκτησε πιστοποιημένη εμπειρία στις Αθλητικές Κακώσεις και την Αρθροσκοπική χειρουργική του Ώμου και του Γόνατος.  Επίσης, σημαντική είναι η εκπαίδευση που έλαβε στην Παιδοορθοπαιδική στο Γενικό Νοσοκομείο Παίδων “Αγία Σοφία”. Διετέλεσε για ένα διάστημα στην Ορθοπαιδική κλινική του Kungsbacka Hospital, University of Gothenburg, Sweden όπου και εκπαιδεύτηκε στις νεότερες τεχνικές της χειρουργικής του χόνδρου των αρθρώσεων υπό την καθοδήγηση ενός από τους πρωτοπόρους και διεθνώς αναγνωρισμένους χειρουργούς στο πεδίο αυτό, prof. Mats Brittberg. Τέλος, είναι μέλος της Ελληνικής Αρθροσκοπικής Εταιρείας (ΕΑΕ), της European Society for Knee Surgery, Arthroscopy and Sports Traumatology (ESSKA) και της  European Shoulder Associate (ESA).

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.