Health professionals for Οστεοαρθρίτιδα

Mpenakis Leonardos is an Orthopedic Surgeon, Director of the Orthopedic Clinic at Metropolitan Hospital, and maintains a private practice in Vrilissia. He graduated from the Medical School of Democritus University of Thrace, where he was admitted through national university entrance examinations. He received a Scholarship from the Hellenic Society of Orthopedic Surgery and Traumatology (E.E.CH.O.T.) for the first Forte Summer School in 2016. Additionally, he was awarded a scholarship from the Hellenic Arthroscopy Society (E.A.E.) for the Travelling Fellowship in 2017. He has participated in numerous international conferences, specialized seminars on new techniques, and educational courses. He has also served as Director of the Orthopedic Clinic at Euroclinic Athens and was among the first Orthopedic Surgeons in Greece trained in total hip arthroplasty using the minimally invasive SuperPath approach during its introduction in 2016. He undertakes arthroscopic repair of sports injuries in cases unresponsive to conservative treatment. The clinic offers the possibility of biological therapies with platelet-rich plasma.

Andreas Kanellidis is a Physiotherapist and operates his private Physiotherapy clinic in Kypseli. He manages a wide range of cases, responding to the individualized needs of each patient, while it would be remiss not to mention his specialization in Physiotherapeutic assessment and Rehabilitation, Musculoskeletal Rehabilitation, as well as Acupuncture.

Vasilakis Aleksandros is an Orthopedic Surgeon with a private practice in Cholargos. Simultaneously, he serves as a Consultant in the Orthopedic Clinic at Metropolitan Hospital in N. Faliro. He graduated from the Medical School of Democritus University of Thrace and holds a Master’s degree (MSc) in "Metabolic Bone Diseases - Osteoporosis" from the Medical School of the National and Kapodistrian University of Athens. From 2019 to 2022, he held the position of Consultant Orthopedic Surgeon in the Orthopedic Clinic at Asklipieio Voulas General Hospital, after which he has been providing his services in the private sector. He manages the treatment of conditions across the entire spectrum of Orthopedics, with particular interest in hip and knee arthroplasty, reconstructive surgery of foot disorders, and percutaneous minimally invasive reconstructive surgery of hallux valgus (bunion). He is also specialized in Arthroscopic Surgery of sports injuries and has further specialized in Hand Surgery - Microsurgery at KAT General Hospital and Asklipieio Voulas General Hospital. Dr. Vasilakis has participated in numerous national and international conferences, educational seminars, and courses on newer techniques, and has a scientific record with publications in international journals. He is a member of the Hellenic Society of Orthopedic Surgery and Traumatology, the Hellenic Arthroscopy Society, the Athens Medical Association, and the General Medical Council of the United Kingdom.

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.

Goules Dimitris is an Orthopedic Pathologist - Rheumatologist and maintains private practices in Psychiko, Gyzi, Chalandri, and Ampelokipi. He studied at the Medical School of the National and Kapodistrian University of Athens, where he also specialized in Pathology. He completed his doctoral dissertation at the National Institutes of Health, Bethesda, Maryland (USA). He began his specialization in Rheumatology in London. There, he had the opportunity to participate in J. Cyriax's team for the consolidation and dissemination of Orthopedic Pathology and to engage in the biomechanical pathophysiology of the spinal column, the scientific foundation of osteopathy (manipulation), and injection therapy of the joints and spine. He served for five years as Director of the Rheumatology Department at NIEE and currently serves as a scientific collaborator at the University of Athens. He founded the "Low Back Pain and Spinal Column Clinic" at the University of Athens, which he transferred to the private sector under the name "Institute of Neck Pain, Low Back Pain, and Spinal Column," where he focuses on the conservative non-surgical treatment of spinal diseases, the publication of related articles, and the organization of seminars. He is among the first scientists to have internationally documented that conservative treatment can reduce or eliminate the size of intervertebral disc herniation and that paretic sciatica caused by discopathy is no longer an absolute indication for surgery, but can be managed equally well or better conservatively.

Topkas Athanasios MD, MSc is an Orthopedic Surgeon - Sports Medicine Specialist, affiliated with the Orthopedic Clinic of "Hygeia" Hospital, and maintains a private practice in Marousi. He graduated with honors from the Medical School of Varna University and holds a Master's degree in Metabolic Bone Diseases from the National and Kapodistrian University of Athens. He began his specialization in Orthopedic Surgery - Traumatology at the General Prefectural Hospital of Edessa and continued his training at the 1st IKA Hospital of Athens and the General Attica Hospital KAT. He worked as a Registrar B at the Sports Injuries Department of the General Attica Hospital KAT and subsequently as a Registrar B in the 2nd Hand Surgery and Microsurgery Department of the same hospital. During his specialization and tenure, he specialized in all surgeries related to the upper limb and the hand. Additionally, he specialized in Sports Medicine, with a particular emphasis on knee arthroscopy and anterior cruciate ligament reconstruction (ligament injuries of the knee). To date, Dr. Topkas remains a Scientific Collaborator of numerous private hospitals and groups such as Hygeia Hospital, the Biomed Group, the Athens and Piraeus Bioclinic, the Euromedica Group, the Errikos Dynan Hospital Center, the Mediterraneo Hospital, the Athenian Clinic, and the Athens Medical Group. Throughout his medical career, he has actively participated in the development of numerous studies, which have been presented at Greek and international conferences, and has contributed to the authorship of publications. He has participated in numerous postgraduate training programs and workshops and has served on organizing committees for various conferences. Finally, he is a member of the Athens Medical Association, the Hellenic Society of Reconstructive Microsurgery, the Hellenic Society for Hand Surgery, and the Hellenic Society for Wound and Ulcer Healing.

Dilaris Emmanouil is a Physiotherapist who operates a private clinic in Nea Ionia. He studied Physiotherapy at the National Academy of Sports Vasil Levski in Sofia. Additionally, he has completed postgraduate seminars in "MANUAL THERAPY" and acupuncture - McKenzie seminars. He possesses significant experience in T.E.N.S, crossed currents, microwave diathermy, diadynamic currents, McKenzie exercises, Manual therapy, and other techniques. Furthermore, he is equipped with a MAGNETIC STIMULATOR, TECAR, and HIGH-POWER LASER, and it is noteworthy that he has worked for several years in private clinics. He undertakes the rehabilitation of Neurological Disorders (stroke, Parkinson’s, Multiple Sclerosis) and specializes in Musculoskeletal rehabilitation.

Iliopoulou-Kosmadaki Styliani is an Orthopedic Surgeon and maintains a private practice in Patras. She holds a Ph.D. from the Medical School of the National and Kapodistrian University of Athens and completed her medical studies at Aristotle University of Thessaloniki. Subsequently, she completed postgraduate studies at the University of Crete and the University of Thessaly. She possesses extensive clinical experience, having worked in major hospitals in Greece, and currently serves as a Scientific Collaborator at the Pediatric Orthopedic Clinic of the Private Hospital MITERA. Finally, she has significant research experience, consisting of numerous scientific publications and participation in medical conferences and seminars.

Georgios Rigos MD, MSc is an Orthopedic Surgeon with a private practice in Keratsini. He graduated from the Medical School of the English-speaking department of Semmelweis University, Budapest, Hungary in 2002, specializing in Orthopedic Surgery and Traumatology at the 3rd University Orthopedic Clinic of Athens, General Hospital of Attica KAT in 2014. He completed postgraduate studies at the National and Kapodistrian University of Athens with a thesis titled "Metabolic Bone Diseases" in 2012. He was a member of the medical team of A.O. Pagratiou (basketball) from 2014 to 2016 and a member of the medical team of the football department of Ionikos during 2007 and 2008. He collaborates with major private hospitals such as the Peristeri Medical Center, the Central Clinic of Athens, the Athens Mediclinic General Clinic (Athens), and Mediterraneo Hospital (Glyfada). The doctor has extensive experience in arthroscopy, arthroplasty, and sports injuries. In his private practice, within a pleasant environment, he provides specialized solutions tailored to the needs of his patients.

Dr. Zaxariou Stergios MD is an Orthopedic Surgeon - Traumatologist, maintaining private practices in Elefsina and Ano Liosia. He is a graduate of the Medical School of the National and Kapodistrian University of Athens and completed his specialization at the Orthopedic Department of the General Hospital of Piraeus "Tzaneio." Dr. Zaxariou specializes in sports injuries and is a member of the Medical Team of the Olympiacos B.C. Additionally, he specializes in the minimally invasive Surgical Treatment Method for Carpal Tunnel Syndrome and stays continuously updated on all developments in Orthopedics through participation in conferences. In his private practice, he offers all necessary examinations and patient services including clinical examination, fracture monitoring, kyphosis and scoliosis management, osteoporosis screening, meniscus, cruciate ligament, and chondropathy arthroscopy, as well as intra-articular injections. Finally, Dr. Zaxariou is a member of the Hellenic Arthroscopy Society and the Hellenic Osteoporosis Foundation.

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.

Ο Κωνσταντίνος Σούμπασης είναι Ορθοπαιδικός Χειρουργός με μακρά κλινική εμπειρία και εξειδίκευση στη χειρουργική γόνατος και στις αθλητικές κακώσεις, τόσο στην Ελλάδα όσο και στο εξωτερικό. Απόφοιτος της Ιατρικής Σχολής του Εθνικού και Καποδιστριακού Πανεπιστημίου Αθηνών (2009) και πτυχιούχος Φυσικοθεραπείας του Τεχνολογικού Εξπαιδευτικού Ιδρύματος Αθηνών, ολοκλήρωσε το 2018 την ειδικότητά του στην Ορθοπαιδική Χειρουργική, εκπαιδευόμενος σε κορυφαία Νοσοκομεία, όπως το Γενικό Νοσοκομείο Αθηνών "Ευαγγελισμός" και το Γενικό Νοσοκομείο Αττικής ΚΑΤ. Κατά τη διάρκεια της ειδίκευσης του, εξειδικεύθηκε στις κλινικές Άνω Άκρου & Χειρός, Παιδοορθοπαιδικής και Αθλητικών Κακώσεων. Υπηρέτησε ως επικουρικός επιμελητής στη Γενική Νοσοκομειακή Μονάδα Σπάρτης. Με στόχο τη διαρκή επιστημονική εξέλιξη, μετεκπαιδεύτηκε στο Ηνωμένο Βασίλειο στη Χειρουργική Γόνατος, στο Basingstoke and North Hampshire Hospital και στο Lister Hospital in Stevenage, όπου διατηρεί έως σήμερα ενεργό ρόλο ως επιστημονικός συνεργάτης. Κατά την παραμονή του στη Βρετανία, απέκτησε εις βάθος εμπειρία σε σύγχρονες και ελάχιστα επεμβατικές τεχνικές, τις οποίες εφαρμόζει με συνέπεια στην κλινική του πράξη. Σήμερα, διατηρεί ιδιωτικό ιατρείο στο Περιστέρι Αττικής και συνεργάζεται με τις ιδιωτικές κλινικές Λευκός Σταυρός, Ευρωκλινική Αθηνών, Ερρίκος Ντυνάν και Therapis General Hospital. Έχει ενεργό συμμετοχή σε πλήθος επιστημονικών συνεδρίων, ημερίδων και εξειδικευμένων σεμιναρίων στην Ελλάδα και το εξωτερικό, με στόχο τη συνεχή παρακολούθηση και εφαρμογή των νεότερων εξελίξεων στην Ορθοπαιδική Χειρουργική.

 🔹 Παρεχόμενες Υπηρεσίες

. Η ιατρική είναι ευθύνη αλλά και σχέση εμπιστοσύνης Με σεβασμό στις ανάγκες του κάθε ανθρώπου και πάντα με επιστημονική τεκμηρίωση, ο ιατρός προσφέρει ολοκληρωμένη φροντίδα διάγνωσης, θεραπείας και αποκατάστασης, συνδυάζοντας συντηρητικές και χειρουργικές μεθόδους με στόχο τη βέλτιστη έκβαση για κάθε ασθενή. Κάθε θεραπευτική απόφαση λαμβάνεται με ηρεμία, διαφάνεια και από κοινού με ζητούμενο πάντα λιγότερο πόνο,γρήγορη κινητοποίηση και ασφαλή αποκατάσταση.

Ασχολείται με:

✔️ Αθλητές και δραστήρια άτομα που επιδιώκουν επιστροφή σε υψηλό επίπεδο λειτουργικότητας

✔️ Ηλικιωμένους, με στόχο τη διατήρηση της αυτονομίας και την πρόληψη πτώσεων και επιπλοκών

✔️ Οποιονδήποτε αντιμετωπίζει πόνους ή περιορισμούς στην καθημερινή του κίνηση

      🔸 Αθλητικές Κακώσεις & Αρθροσκοπική Χειρουργική

• Αντιμετώπιση ρήξεων πρόσθιου/οπίσθιου χιαστού, μηνίσκων, συνδέσμων
• Τενοντίτιδες, διαστρέμματα, μυϊκοί τραυματισμοί
• Αρθροσκοπικές επεμβάσεις γόνατος & ώμου
• Προγράμματα αποκατάστασης και σταδιακής επιστροφής στην αθλητική δραστηριότητα

🔸 Χειρουργική Γόνατος

• Ολική Αρθροπλαστική Γόνατος
• Μονοδιαμερισματική Αρθροπλαστική
• Οστεοτομίες για πρώιμη οστεοαρθρίτιδα ή αξονικές αποκλίσεις

🔸 Χειρουργική Ισχίου

• Ολική Αρθροπλαστική Ισχίου με ελάχιστα επεμβατικές τεχνικές

🔸 Τραυματολογία

• Αντιμετώπιση καταγμάτων άνω & κάτω άκρων, λεκάνης και σπονδυλικής στήλης
• Επείγουσες χειρουργικές επεμβάσεις και συντηρητικές θεραπείες

🔸 Παθήσεις Σπονδυλικής Στήλης & Άκρων

• Οσφυαλγία, ισχιαλγία, δισκοπάθεια, αυχενικό σύνδρομο
• Σύνδρομο καρπιαίου σωλήνα, πελματιαία απονευρωσίτιδα, τενοντίτιδες

🔹 Εξειδικευμένες Θεραπείες

• Ορθοβιολογικές θεραπείες: PRP, υαλουρονικό, αυτόλογοι αυξητικοί παράγοντες
• Ελάχιστα επεμβατική χειρουργική άνω άκρου – μικροχειρουργική
• Προεγχειρητική και μετεγχειρητική καθοδήγηση και παρακολούθηση

Ο Παπαδόπουλος Παναγιώτης MD, MSc είναι Ορθοπαιδικός Χειρουργός, Υποδιευθυντής της Γ΄ Ορθοπαιδικής Κλινικής ΥΓΕΙΑ. Έχει εξειδίκευση στην Αρθροσκοπική και Ανοικτή Χειρουργική Ώμου και Γόνατος, στις Αθλητικές Κακώσεις, την Επανορθωτική Χειρουργική και στις σύγχρονες συνδυαστικές Βιολογικές θεραπείες. Διαθέτει ιδιαίτερο κλινικό και ερευνητικό ενδιαφέρον στην αντιμετώπιση των παθήσεων του ώμου με σύγχρονες τεχνικές ελάχιστης επεμβατικότητας, προηγμένες αρθροσκοπικές μεθόδους και καινοτόμα βιολογικά πρωτόκολλα, με στόχο τη γρήγορη λειτουργική αποκατάσταση και τη μακροχρόνια σταθερότητα του ώμου. Το 2018 μετεκπαιδεύτηκε στη Λυών της Γαλλίας σε ένα από τα κορυφαία κέντρα χειρουργικής ώμου παγκοσμίως, το Centre Orthopédique Santy – FIFA Medical Center of Excellence, όπου ολοκλήρωσε το Shoulder Clinical Fellowship. Κατά τη διάρκεια της μετεκπαίδευσής του εργάστηκε επίσης στο Hôpital Privé Jean Mermoz, αποκτώντας πρακτική εμπειρία σε εξειδικευμένες επεμβάσεις ώμου, σύνθετες βλάβες τενοντίου πετάλου, αστάθειες, αντιμετώπιση καταγμάτων και επανορθωτικές τεχνικές αρθροπλαστικής υψηλής δυσκολίας, υπό την καθοδήγηση διεθνώς αναγνωρισμένων χειρουργών. Έχει παρουσιάσει επιστημονικές εργασίες, τεχνικές και κλινικά δεδομένα σε πολυάριθμα συνέδρια στην Ελλάδα και το εξωτερικό, συμβάλλοντας στη διάδοση της σύγχρονης αρθροσκοπικής χειρουργικής και της ελάχιστα επεμβατικής προσέγγισης στις αθλητικές κακώσεις και στις παθήσεις του ώμου. Επίσης έχει υπάρξει εκπαιδευτής νεότερων Ιατρών στις πιο σύγχρονες χειρουργικές τεχνικές αντιμετώπισης του συνόλου της παθολογίας του ώμου. Από το 2025 κατέχει τη θέση του Υποδιευθυντή της Γ’ Ορθοπαιδικής Κλινικής του Νοσοκομείου ΥΓΕΙΑ, συμμετέχοντας ενεργά στη λειτουργία της Κλινικής, στην ανάπτυξη θεραπευτικών πρωτοκόλλων και στη διαχείριση σύνθετων περιστατικών. Παράλληλα, αποτελεί μέλος της επιστημονικής ομάδας του Athens Shoulder Institute, συμμετέχοντας: στο Τμήμα Εκπαίδευσης (Education and Training) για την ανάπτυξη και διδασκαλία σύγχρονων τεχνικών χειρουργικής ώμου, στο Τμήμα Οργάνωσης και Κλινικού Έργου, συμβάλλοντας στον συντονισμό, στην παροχή υψηλού επιπέδου κλινικών υπηρεσιών και στην ενιαία στρατηγική του Κέντρου, στο Τμήμα Προβολής και Ενημέρωσης, με στόχο την επιστημονική εξωστρέφεια, τη δημιουργία εκπαιδευτικού υλικού και την αναβάθμιση της παρουσίας του Κέντρου στην ιατρική κοινότητα. Διατηρεί ιατρείο Ελάχιστα Επεμβατικής Χειρουργικής στη Γλυφάδα και το Μαρούσι όπου αντιμετωπίζει εξειδικευμένα παθήσεις ώμου και γόνατος, αθλητικές κακώσεις και σύνθετα ορθοπαιδικά περιστατικά, εφαρμόζοντας εξατομικευμένες, τεκμηριωμένες και βιολογικά ενισχυμένες θεραπευτικές προσεγγίσεις.

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.

Yfanti Marianthi is a Specialist Rheumatologist and maintains a private practice in Patras. She holds a medical degree from the Medical School of the University of Patras (2015). Subsequently, she completed rural service at the Krestena Health Center. She specialized in Internal Medicine and Rheumatology at St. Anna Hospital in Herne under Professor Prof. Dr. med. K. Kisters and at the University Hospital of Bochum, Rheumazentrum Ruhrgebiet in Germany, under Professor Prof. Dr. med J. Braun and later under Prof. Dr. med. Dr. h.c. Xenofon Baraliakos. After obtaining her specialist qualification, she continued working as a specialist Rheumatologist at the Rheumazentrum Ruhrgebiet, the largest rheumatology center in Germany (148 beds and 36,200 patients in outpatient clinics and hospitalized annually), a world reference center for axial spondyloarthritis/ankylosing spondylitis and a recognized center of excellence by the European League Against Rheumatism (EULAR Centre of Excellence). During her work in Germany, she trained in musculoskeletal ultrasound and capillaroscopy. She is a doctoral candidate in the Department of Medicine at the University of Bochum.

Deligeorgis Anastasios MD, MSc, Orthopaedic Surgeon - Sports Medicine Specialist, is Associate Director of the 3 rd Department of Orthopaedics, HYGEIA Private Hospital (Athens) and Scientific - Clinical Associate to the Centre of Shoulder Arthroscopy and Surgery (Athens). He treats the entire spectrum of orthopaedic diseases and sports injuries and holds a MSc in Sports Medicine (International Olympic Committee’s Diploma in Sports Medicine). Primary areas of specialization: advanced arthroscopy; minimally invasive techniques-MIS combined with fast- track protocols; robot-assisted arthroplasty using the MAKO Robotic-Arm Assisted Technology or navigators or digital systems; and biological therapies (platelet-rich plasma-PRP, stem cells). He received postgraduate training and worked in leading medical centres, both in Greece and abroad and next to pioneers in the field. Dr. Deligeorgis runs two offices—one in Ampelokipoi and one in Maroussi. Also, he is a highly educated native speaker of English.

Adam Athanasios MD, FICS is an Orthopedic Surgeon based in Thessaloniki. He graduated from the Medical School of Aristotle University of Thessaloniki and specialized in General Surgery at the General Hospital of Kastoria, as well as in Orthopedic Surgery at the General Hospital of Edessa and the General Hospital "Agios Pavlos" of Thessaloniki (Sports Injuries Department). He has also been trained in Pediatric Surgery at Booth Hall Children’s Hospital in Manchester, England, and in Shoulder Surgery at the Academic Hospital "Asklepios Klinik Seligenstadt" in Frankfurt, Germany. Additionally, he specialized in the prosthetics/total arthroplasty department at the University Orthopedic Clinic "Sahlgrenska" in Goteborg, Sweden. There, he stayed for an extended period performing a large number of Total Knee and Hip Arthroplasties, following the most modern and specialized Swedish preoperative and postoperative protocols. Furthermore, he has been involved in Foot Surgery, having trained at the "Policlinico-Ponte San Pietro" Clinic in Milan, Italy, and at the end of 2017, he trained at the leading American hospital "Hospital for Special Surgery-HSS" in the total arthroplasty department, as a fellow of the Stavros Niarchos Foundation. (This is the No. 1 Orthopedic Clinic in America, according to U.S. News & World Report). Since 2014, he is a member of the International College of Surgeons, headquartered in Chicago, USA, and has participated in numerous orthopedic conferences both within and outside Greece. Finally, he has been trained at the headquarters of the American company Stryker, in Miami, Florida, in the MAKO Smart Robotics system for Robotic Knee & Hip Arthroplasty.