Orthopaedic - Orthopaedic Surgeons for Κnee arthroplasty in Attica

Georgios Koufopoulos is an Orthopedic Surgeon with private practices in Peristeri and Haidari. He holds a Doctorate in Medicine from the National and Kapodistrian University of Athens and has completed advanced training in "Total Hip Arthroplasty with Anterior Minimally Invasive Approach (AMIS)" at the University of Texas Health Science Center in Texas, USA. Dr. Koufopoulos specializes in arthroplasty and has considerable experience in sports injuries and robotic surgery. He manages cases such as kyphosis, fractures, scoliosis, and spondylolysis–spondylolisthesis. Additionally, he actively participates in conferences and seminars that enable him to stay continuously updated in his field and provide the highest quality care to his patients. Finally, he is a member of the Hellenic Society of Orthopedic Surgery and Traumatology and the Hellenic Arthroscopic Society.

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.

Avramidis Grigorios P. is an Orthopedic Surgeon – Sports Medicine Specialist and Deputy Director of the 3rd Orthopedic Clinic at HYGEIA. He maintains private practices in Chalkida and Marousi, Attica, and also conducts examinations and performs surgical procedures in Cyprus. He was born and raised in Chalkida and originates from Nafplio. He is a graduate of the Medical School of the University of Patras and holds a Master's Degree in "Osteoporosis and Metabolic Bone Diseases" from the Medical School of the University of Athens. He specializes in Arthroscopy, Robotic Arthroplasty, Hand Surgery, as well as Sports Injuries. He is officially certified in Robotic Hip and Knee Arthroplasty. He has received multiple scholarships and actively participates in scientific conferences in Greece and abroad, as well as in the authorship of scientific papers.

Mprilakis Emmanouil is an Orthopedic Surgeon who maintains two private practices, in Palaio Faliro and Psychiko. He holds a PhD and is a graduate of the Medical School of the National and Kapodistrian University of Athens. He possesses the "Advanced Trauma Life Support" and “Musculoskeletal Ultrasound” certifications from the American College of Surgeons and the Burwin Institute of Canada, respectively. He specializes in large joint arthroplasty (hip, knee, shoulder), knee and shoulder arthroscopy, and sports injuries. His expertise in the surgery of these joints is attributed to his advanced training in innovative surgical techniques. Additionally, he has served as the Orthopedic Surgeon for the Olympiacos Piraeus women's basketball team (for 2 years) and for "Panionios GS" (for 7 years), and has collaborated with numerous high-level teams and athletes. He is the Deputy Director of the 3rd Orthopedic Clinic at "Hygeia" Hospital and the Athens Center for Arthroscopy and Shoulder Surgery. He serves as the Secretary of the Sports Injuries Department of the Hellenic Society of Orthopedic Surgery and Traumatology and is a member of committees of both the European (ESSKA) and the International (ISAKOS) Societies of Sports Injuries. Finally, he is an active member of 14 Greek and international scientific societies, has published numerous scientific articles and presentations in Greek and international journals, and has delivered lectures at Greek and international sports medicine conferences.

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.

Panagiotis Papagiannopoulos MD, MSc, F.E.B.O.T. is an Orthopedic Surgeon who maintains a private practice in Piraeus. He is a graduate of the Medical School of the National and Kapodistrian University of Athens and holds a Master’s Degree (MSc) in Health Unit Management from the Hellenic Open University. Additionally, he has obtained the title of Fellow of the E.B.O.T. (European Board of Orthopaedics and Traumatology) following examinations conducted by the European Federation of National Associations of Orthopaedics and Traumatology (E.F.O.R.T.). He has served as an Attending Orthopedic Surgeon at the Vitos Clinic Kassel in Germany and as an Attending Physician at the Sports Injuries Clinic of Metropolitan General. In his private practice, he manages a wide range of cases and provides specialized medical services including, among others, sports injuries, arthroscopic surgery of the knee and shoulder, and minimally invasive hip and knee arthroplasty.

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.

Dr. Tsapakidis Giannis was born in Larisa in 1975 and graduated from the Medical School of Aristotle University of Thessaloniki in 2000. He completed his Orthopedic specialty residency at Tzaneio General Hospital of Piraeus, with part of his training conducted at KAT Hospital and Charing Cross Hospital in London. He received a scholarship from AO and worked as a Fellow at the Sports Injuries and Trauma Center of Queens Medical Centre University Hospital in Nottingham. He is a PhD candidate at the University of Athens and a member of AO ALUMNI. Since 2006, he has served as the team physician for the women's basketball team “ESPERIDES” Kallithea (Women’s A1 Basketball Champion for 2006-07 and 2008-09 and Greek Cup Winner for 2005-06, 2006-07, 2007-08, and 2008-09). From 2015 to 2018, he was part of the medical team covering orthopedic concerns for the athletes of KAE AEK. Since 2013, he has provided medical coverage for the basketball team PROTEAS VOULAS and from 2015 to 2025 served as the medical provider for the athletes of the basketball team KAE AMAROUSIOU. From 2021 to 2023, he was the team physician for the WOMEN'S NATIONAL BASKETBALL TEAM, and from 2022 to 2024 for the team of PANIONIOS B.C. Previously, he was part of the medical team covering orthopedic needs of the athletes of KAE PANELLINIOS from 2008 to 2011 and the Cultural and Sports Center “DAIS.” Subsequently, from 2018 to 2022, he provided medical coverage to the athletes of MELLISION and since 2018 to the athletes of ESPEROS B.C. Finally, starting this year, he has been the medical provider for the amateur club PANATHINAIKOS A.O. He has attended specialized seminars/workshops in Traumatology, Microsurgery, and Arthroscopic Surgery both in Greece and abroad. He has participated with publications/presentations in Greek and International scientific conferences and journals.

Pentazos Panagiotis - Nektarios is an Orthopedic Surgeon who maintains a private practice in Kolonaki. He graduated from the Medical School of the University of Timișoara in Romania and specialized in Pediatric Orthopedics at the General Children’s Hospital "Panagiotis & Aglaia Kyriakou" and in Vascular Surgery at the General Hospital of Athens "G. Gennimatas." Additionally, he specialized in Plastic Surgery at the Attica General Hospital KAT, Orthopedics at the General Hospital "Asklipieio" Voula, and General Surgery at the General Hospital of Pyrgos "Andreas Papandreou." Since 2018, Dr. Pentazos has been a Scientific Collaborator at the Osteoporosis Clinic of the General Hospital "Asklipieio" Voula. Finally, he is a member of the Athens Medical Association, the Hellenic Society of Orthopedic Surgery and Traumatology, and the Hellenic Osteoporosis Foundation.

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.

Ο Νικόλαος Σαλαμαλίκης είναι Ορθοπεδικός Χειρουργός Σπονδυλικής Στήλης και σκοπεύει στην εξατομικευμένη αντιμετώπιση παθήσεων και παραμορφώσεων της σπονδυλικής στήλης με ατραυματικές τεχνικές, κατέχοντας ήδη μεγάλη σειρά αποσυμπιέσεων σπονδυλικής στήλης με ενδοσκοπική τεχνική. Το 2024 ολοκλήρωσε με επιτυχία, Χειρουργικό Fellowship, με αντικείμενο τη Χειρουργική Σπονδυλικής Στήλης ελάχιστης επεμβατικότητας (Minimal Invasive Spine Surgery), σε αναγνωρισμένη Κλινική Σπονδυλικής Στήλης, από το παγκόσμιο εκπαιδευτικό δίκτυο Ορθοπεδικής (ΑΟ), στο Okayama Rosai Hospital της Ιαπωνίας, υπό τον Καθηγητή Dr. Masato Tanaka. Ο Ιατρός ειδικεύτηκε και εξειδικεύτηκε στην Γερμανία, αποκτώντας τον τίτλο του Ειδικού Χειρουργού Ορθοπεδικού, κατόπιν εξετάσεων, από τον Ιατρικό Σύλλογο του κρατιδίου του Βρανδεμβούργου (2020).Μετά τη λήψη της ειδικότητάς του, διετέλεσε Επιμελητής Α' Ορθοπεδικής και Τραυματιολογίας σε αναγνωρισμένο κέντρο Τραύματος της Γερμανίας (Sana Klinikum Niederlausitz). Μετά από πολυετή εμπειρία σε πρωτοπόρα Ορθοπεδικά Κέντρα και κέντρα Tραύματος της Γερμανίας, ο Ιατρός υπηρέτησε, ως συνεργάτης, στην Κλινική Σκολίωσης και Σπονδυλικής Στήλης του Γενικού Νοσοκομείου "ΚΑΤ" για ένα έτος (2022). Διαθέτει πληθώρα εμπειρίας και εξειδικεύεται στις χειρουργικές τεχνικές ελάχιστης επεμβατικότητας των παθήσεων και παραμορφώσεων της Σπονδυλικής Στήλης, στην ενδοσκοπική αποσυμπίεση των παθήσεων του Σπονδυλικού καναλιού, στις αρθροπλαστικές μεγάλων αρθρώσεων με πρωτόκολλα ταχείας μετεγχειρητικής αποκατάστασης και στην αρθροσκοπική αποκατάσταση αθλητικών κακώσεων. Το 2022, κατόπιν εξετάσεων, έγινε μέλος της Ευρωπαϊκής Εταιρείας Ορθοπεδικών Χειρουργών ( FEBOT). Ο Σαλαμαλίκης Νικόλαος διατηρεί ιδιωτικό Ιατρείο στους Αμπελοκήπους και στο Περιστέρι, ενώ παράλληλα διατελεί Επιμελητής στο 251 Γενικό Νοσοκομείο της Αεροπορίας.Χειρουργεί ιδιωτικά στο Νοσοκομείο Υγεία, στο Νοσοκομείο Ερρίκος Ντυνάν.Είναι απόφοιτος της Στρατιωτικής Σχολής Αξιωματικών Σωμάτων και της Ιατρικής Σχολής του Αριστοτελείου Πανεπιστημίου Θεσσαλονίκης (2009).

Dr. Diakatos Andreas is an Orthopedic Surgeon who maintains a private practice in Ilioupoli. He was born in Athens. He began his specialty training in Orthopedic Surgery and Traumatology at the Asklipiio Voulas Hospital. For two years, he trained in Microsurgery at KAT Hospital and for one year in Pediatric Orthopedics at the same hospital. In 2014, he obtained the Orthopedic Surgery and Traumatology specialty certification and has been practicing privately since then. He is currently affiliated with Hygeia Hospital, where a significant number of robotic surgeries are performed, a cutting-edge technology in knee and hip arthroplasty within this specialty. Finally, it would be remiss not to mention his training in Bologna, Italy, under Professor Maurilio Marcacci, as well as in Leeds, United Kingdom.

Ksomeritaki Eleni is an Orthopedic Surgeon and maintains a private practice in Pangrati. She studied at the Medical School of the University of Crete in Heraklion. She served her mandatory Rural Service at the Vamou Health Center in Chania. In 1998, she obtained her specialty title in Orthopedic Surgery and Traumatology. She specialized in Orthopedics at the Asklipieio Hospital of Voula and at KAT Hospital in specialized departments of hand surgery, microsurgery, and pediatric orthopedics. Additionally, she completed postgraduate studies in the organization and management of health services. She has completed three years of training in medical acupuncture (2 years at the Northern Greece Institute of Acupuncture and 1 year at the Medical Acupuncture Training Center) and holds certification according to the standards of ICMART - International Council of Medical Acupuncture Related Techniques. Furthermore, she has been trained in homeopathy. Alongside Orthopedics, she has been practicing acupuncture since 2010, primarily addressing musculoskeletal pain by administering homeopathic medicines in combination.

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.

Papagiavis Anastasios is an Orthopedic Surgeon specializing in Hip and Knee surgery, maintaining a private practice at Mavili Square and is the founder of the hip-knee team. He obtained his Medical Degree in 2002 and worked as a Military Doctor until 2006 in Athens, Tripoli, and Cyprus. He received advanced training in the specialized treatment of Knee and Hip conditions in the U.S. (Hedley Orthopaedic Institute) and the United Kingdom (City Hospital - Nottingham, Nuffield Orthopaedic Hospital – Oxford, UK). He applies the most innovative SuperPATH MIS technique in Hip Arthroplasty, having been trained by the method’s inventor, Dr. Jimmy Chow. In Knee Surgery, he employs minimally invasive techniques combined with robotic assistance, resulting in rapid recovery with less pain and complications. He undertakes complex cases within his specialty, offering the most modern and effective treatments. His principle is the customization of therapy to the specific characteristics of each patient and the integration of new technological advancements into his surgical practice. More specifically, he performs hip and knee arthroplasty, knee arthroscopy, surgery for cruciate ligament tears - meniscal tears and cartilage defects of the knee, hip fractures, lower limb fracture surgery (femur - tibia), sports injuries, hip and knee arthroplasty revisions, and specialized hip and knee procedures. Finally, the physician serves as Chief Medical Officer at the 401 General Military Hospital and operates at Hygeia Group and other private clinics in Athens.

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.

Papaioannou Xristoforos is an Orthopedic Surgeon and Doctor of Medicine from the Medical School of the University of Freiburg, Germany, with a private practice in Agia Varvara. After completing his studies at the Medical School of the National and Kapodistrian University of Athens, he specialized in Orthopedics and Traumatology and sub-specialized in Upper Limb, Hand Surgery, and Microsurgery at major centers in Germany. He is a certified Hand Surgeon (Handchirurg) following examinations at the University of Münster, Germany. He currently maintains a position as an Orthopedic Surgeon in the Department of Orthopedics, Traumatology & Hand Surgery at the Kreisklinikum Siegen clinic, an academic center of the University of Marburg. Furthermore, he specialized in the Department of Orthopedics, Traumatology & Hand Surgery at Darmstadt Hospital (Kreisklinikum Darmstadt). Additionally, he worked at the certified orthopedic center and arthroplasty center, as well as in the spinal surgery department of the orthopedic clinic in Lorsch, Germany, where he specialized in minimally invasive knee and hip arthroplasty surgery and in targeted fluoroscopy-guided injection therapy with slow-release corticosteroids for the management of chronic pain in spinal disorders. Finally, he served for several years as a scientific collaborator at the University of Freiburg and has numerous publications in scientific journals and conferences.