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.

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.

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.

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.

Οι Δρ. Πισκοπάκης Νικόλαος & Πισκοπάκης Ανδρέας είναι Ορθοπαιδικοί Χειρουργοί και διατηρούν ιδιωτικό ιατρείο Ρέθυμνο και στο Μαρούσι (εντός του Ιατρικού Κέντρου Αθηνών). Ο Δρ. Πισκοπάκης Νικόλαος είναι Διευθυντής της Ορθοπεδικής Κλινικής - Αθλητικών Κακώσεων του Ιατρικού Κέντρου Αθηνών. Είναι Διδάκτωρ του Εθνικού και Καποδιστριακού Πανεπιστημίου Αθηνών (ΕΚΠΑ) και έχει εξειδίκευση στην Αρθροσκοπική Χειρουργική, στη χειρουργική αντικατάσταση των μεγάλων αρθρώσεων (ολική αντικατάσταση γόνατος, ισχίου, ώμου) και στις αθλητικές κακώσεις. Διαθέτει πλούσια εμπειρία στον κλάδο του από το 1982, κατέχοντας σημαντικές θέσεις, καθώς ήταν ένας εκ των ιδρυτών της Κλινικής Αθλητικών Κακώσεων του Γενικού Νοσοκομείου Αττικής ΚΑΤ και σήμερα κατέχει την θέση του Διευθυντή της Ορθοπεδικής Κλινικής και Αθλητικών Κακώσεων του Ιατρικού Κέντρου Αθηνών. Έχει διατελέσει Πρόεδρος της Ελληνικής Αρθροσκοπικής Εταιρείας από το 2010 έως το 2012. Ο κ. Πισκοπάκης είναι ενεργό μέλος των σημαντικότερων Συλλόγων Ορθοπαιδικής σε Ευρωπαϊκό και Παγκόσμιο επίπεδο.Ο Πισκοπάκης Ανδρέας είναι Ορθοπαιδικός χειρουργός και Αναπληρωτής Διευθυντής στην Ορθοπαιδική κλινική του Ιατρικού Κέντρου Αθηνών.Αποφοίτησε από την Ιατρική Σχολή του πανεπιστημίου Universita di Foggia της Ιταλίας.Στην συνέχεια ολοκλήρωσε την ειδικότητα της Ορθοπαιδικής Χειρουργικής & Τραυματιολογίας στο Νοσοκομείο ΚΑΤ.Είναι Διδάκτωρ(PhD) Πανεπιστημίου των Ιωαννίνων, με έρευνα πάνω στην ενσωμάτωση του πρόσθιου χιαστού συνδέσμου του γόνατος.Έχει επίσης διατελέσει Βασικός Ερευνητής στο πρόγραμμα “e-teams : οργάνωση και διαχείρισηαθλητικών ομάδων” του Πανεπιστημίου Πελοποννήσου.Εκπαιδεύτηκε στην αρθροσκοπική χειρουργική Ώμου στο Πανεπιστημιακό Νοσοκομείο Humanitas του Μιλάνου , από τον καθηγητή Alessandro Castagna και στην Αμερική από τον καθηγητή του Harvard Medical School Dr. Tom Minas, σε τεχνικές διατήρησης και αποκατάστασης χόνδρινων βλαβών του Γόνατος και σε εξατομικευμένες τεχνικές ολικής αρθροπλαστικής του Γόνατος.Από το 2022 έχει ξεκινήσει συνεργασία με το ερευνητικό τμήμα του πανεπιστημίου της Bologna , Rizzoli Orthopaedic Institute , πάνω στην εφαρμογή τεχνικών μεταμόσχευσης και διατήρησης των μηνίσκωντου γόνατος.Συμβουλεύει και παρακολουθεί ερασιτέχνες και επαγγελματίες αθλητές, σε Ελλάδα και Εξωτερικό και παρέχει σύγχρονες θεραπείες αρθροπλαστικής μεγάλων αρθρώσεων σε ασθενείς μεγαλύτερων ηλικιών.Επιπλέον είναι ενεργό μέλος των εταιριών: ISAKOS (International Society Of Arthroscopy , Knee Surgery and Orthopaedic Sports Medicine),ICRS (International Cartilage Repair Society) και ESSKA (European Society for Sports Traumatology, Knee Surgery & Arthroscopy).Τέλος,η Ιατρική Ομάδα έχοντας αποκτήσει πολυετή εμπειρία,από το 1996 έως σήμερα ,δραστηριοποιείται με επιτυχία στις αθλητικές κακώσεις, την αρθροσκοπική χειρουργική και την κάλυψηεπαγγελματικών ομάδων στο υψηλότερο επίπεδο, υπεύθυνος των ποδοσφαιρικών τμημάτων του Ολυμπιακού Αθλητικού Ομίλου & του Ατρόμητου.

Giantsidis N Georgios MD, MSc is a Military Physician, Orthopedic Surgeon and consultant at the 1st Orthopedic Department of the 424 General Military Training Hospital. He maintains a private practice in Thessaloniki, in the Voulgari area. He graduated from the Medical School of the Aristotle University of Thessaloniki (Military Medicine) in 2012 and subsequently served as a physician in Special Forces Military Units. He completed his specialty training at the 424 General Military Hospital and the General Hospital of Thessaloniki "Georgios Papanikolaou." During his residency, he performed numerous orthopedic surgeries, participated in many fracture repair and orthopedic disorder surgeries, trained in urgent and routine cases of his specialty, and actively contributed to the scientific work of his clinic. Since then, he has been serving as an orthopedic consultant at the 1st Orthopedic Department of the 424 General Military Training Hospital, performing a large number of surgical procedures annually across the full spectrum of Orthopedic specialty. He actively participates in postgraduate seminars and conferences to continuously update and enhance his knowledge of the latest advances and developments in Orthopedic Surgery and Traumatology.

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.

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.

Kazas Christos is an Orthopedic Surgeon - Traumatologist for adults and children, maintaining a private practice in Thessaloniki. He graduated from the Medical School of Democritus University of Thrace, based in Alexandroupoli, and holds a Master’s degree in "Clinical Surgical Anatomy" from the Medical School of the same institution. He completed his specialization in Orthopedics & Traumatology at the 2nd Orthopedic Clinic of Papageorgiou Hospital and subsequently moved to the United Kingdom to work as a Senior Clinical Fellow in Paediatric Trauma & Orthopaedics at Birmingham Children’s Hospital, BWC NHS Trust, and later worked at Leeds General Infirmary. Currently, in his private practice, he manages cases of Pediatric Trauma, Pediatric Orthopedics, Adult Orthopedics, as well as Adult Traumatology.

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.

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.

Thanasas Xristos is an Orthopedic Surgeon with a private practice in Voula. He is a graduate of the Medical School of Athens and has specialized in Orthopedic Surgery at the "Korgialeneio Benakeio" Hospital, the 401 General Military Hospital of Athens, and the "P. & A. Kyriakou" Children's Hospital. He has received additional training through a scholarship at the Academic Clinic of the University of Leeds in Yorkshire, London, in robotic knee and hip surgery at the Miami Anatomical Research Center in the USA, in minimally invasive knee and hip arthroplasties at the Excellence Medical Center Hospitals in DELFT and ORBIS in the Netherlands, as well as in tendon sonosurgery in the United Kingdom and Spain. Concurrently with his private practice, he works at the 1st Orthopedic Clinic of the "Errikos Dunant" Hospital and operates as a Locum Consultant in hospitals in the United Kingdom. Accumulating significant experience in knee and shoulder disorders, he performs a large number of arthroscopies and arthroplasties annually and is a pioneer in the injection of platelet-rich plasma and growth factors for the treatment of tendon and joint disorders.

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.

Dionysios Xionis, an orthopedic surgeon, is an associate of the Athens Medical Center and specializes in the full spectrum of orthopedic medicine. In his orthopedic clinic, every patient, regardless of age, can receive information on the prevention and rehabilitation of orthopedic conditions. As an orthopedic surgeon, Dionysios Xionis provides a range of services at his clinic, including fracture monitoring, kyphosis, spondylolysis-spondylolisthesis, scoliosis, osteoporosis screening, and intra-articular hyaluronic acid injections for knees and shoulders. Additionally, the physician offers high-quality services for arthroscopic procedures such as anterior cruciate ligament (ACL) arthroscopy, meniscus repair, and chondropathy treatment. Finally, through continuous education, he focuses on the management of spinal disorders, including low back pain and cervical syndrome.

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.

Dr. Kakkos Georgios is an Orthopedic Surgeon with a private practice located in Neo Iraklio. He holds a medical degree from the School of Health Sciences at the University of Patras and specializes in arthroplasty. The doctor has extensive experience in osteoporosis, total hip and knee arthroplasty, and microsurgery of the hand. He specialized at the General Hospital of Attica KAT and obtained his General Surgery qualification at the Thia Pronoia Hospital "The Pammakaristos." He serves as a Senior Consultant in the Orthopedic Clinic of the Errikos Dynan Hospital Center and is the lead physician of the Orthopedic Department at the Municipal Clinics of Iraklio, Attica. Additionally, he is a member of the Athens Medical Association, the Hellenic Society of Orthopedic Surgery and Traumatology, and the Hellenic Osteoporosis Foundation.