Orthopaedic - Orthopaedic Surgeons for Αρθροσκόπηση γόνατος

Maxairas Stylianos MD, MSc is an Orthopedic Surgeon with a private practice in Pangrati. He graduated from the Medical School of the National and Kapodistrian University of Athens and received his specialty training at the University Orthopedic Clinic of Athens. He specialized in sports medicine, traumatology, and total knee and hip arthroplasty at recognized centers in Greece (KAT Hospital), Europe (University Orthopedic Clinic in Homburg Saar, Germany), and the USA (Northwestern University, Chicago, Illinois and Cornell University Hospital for Special Surgery, New York). He worked as an Orthopedic Surgeon in the sports injuries department of the General Hospital of Attica KAT for over 8 years and has served as a team physician for football, volleyball, and basketball teams. Additionally, he served as Director of the Sports Injuries Department at Metropolitan Hospital and the Euromedica Group, as well as Director of the Orthopedic Clinic at Neon Athinaion. Currently, he is a member of the Headquarters of the Olympic Medical Committee and the World Stem Cell Organization. Finally, with 20 years of experience, he has performed a large number of arthroscopies on the knee, hip, elbows, shoulders, and ankle.

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.

Sarantos Konstantinos MD, FRCS, is the Director of the 7th Orthopedic Clinic at YGEIA Hospital and maintains private practices in central Athens, Marousi, and Kranidi. He is an official trainer of the MAKO Robotic System and the minimally invasive technique “SuperPath” in Europe for Hip and Knee Arthroplasties and has trained over 450 surgeons from Europe and beyond in more than 45 educational courses. He graduated from the Medical School of the University of Ioannina and is a Consultant - Head Orthopedic Surgeon at Coventry and Warwick University Hospital in the United Kingdom and a member of the British Royal College of Surgeons. He specialized and received further training in the United Kingdom in hip and knee surgeries. Additionally, he completed further training in the minimally invasive hip technique, "SuperPath®", in the United States and subsequently performed the first surgery in Europe and the United Kingdom of a total hip arthroplasty using the "SuperPath®" technique in 2014. Since then, he has performed an exceptionally large number of surgical procedures using this method and has contributed to its development and adaptation to European standards. In his private practices, he manages a wide range of cases and provides solutions to his patients' problems, while also being a member of numerous Greek and international scientific societies.

Ο Ορθοπαιδικός Χειρουργός Στέλιος Παπαλεξανδρής είναι πτυχιούχος της Ιατρικής Σχολής του Αριστοτελείου Πανεπιστημίου Θεσσαλονίκης. Απέκτησε τίτλο ειδικότητας ορθοπαιδικού-χειρουργού (2008), μετά από εκπαίδευση στην Ελλάδα και το Ηνωμένο Βασίλειο, όπου και εξειδικεύθηκε στους τομείς της αρθροσκοπικής χειρουργικής (2008-2009), της επανορθωτικής χειρουργικής του ισχίου και του γόνατος (2016-2018 & 2020-2021) και του ορθοπαιδικού τραύματος (2018-2020). Έχει εργασθεί ως ειδικός ορθοπαιδικός στην Ελλάδα και το Ηνωμένο Βασίλειο. Διετέλεσε μέλος της ιατρικής ομάδας του ιατρικού κέντρου του ΣΕΓΑΣ στη Θεσσαλονίκη και ιατρός αγώνων ποδοσφαίρου όλων των εθνικών κατηγοριών και του Κυπέλλου Ελλάδος. Το 2024 εντάχθηκε στο Ειδικό Σώμα Ιατρών του Κέντρου Πιστοποίησης Αναπηρίας (ΚΕ.Π.Α.) του e-ΕΦΚΑ. Απέκτησε την ιδιότητα του μέλους του Βασιλικού Κολλεγίου Χειρουργών του Ηνωμένου Βασιλείου (Fellow of the Royal College of Surgeons), της Ευρωπαϊκής Επιτροπής Ορθοπαιδικής και Τραυματολογίας (Fellow of the European Board of Orthopaedics and Traumatology) και του Κολλεγίου Ελλήνων Ορθοπαιδικών Χειρουργών (ΚΕΟΧ), κατόπιν επιτυχούς συμμετοχής σε ειδικές εξετάσεις. Είναι υποψήφιος διδάκτορας του Δημοκρίτειου Πανεπιστημίου Θράκης, με επιστημονικό αντικείμενο το Μάρκετινγκ και τη Διοίκηση στην Υγεία. Είναι κάτοχος μεταπτυχιακών τίτλων σπουδών στη «Διοίκηση Μονάδων Υγείας», τη «Μεθοδολογία Βιοϊατρικής Έρευνας, Βιοστατιστική και Κλινική Βιοπληροφορική», την «Εκπαίδευση Ενηλίκων» και τη «Βιοηθική». Συνέβαλε στην ανάπτυξη κατευθυντήριων οδηγιών, ως αναπληρωτής συντονιστής της Επιτροπής Ανάπτυξης Κατευθυντήριων Οδηγιών Γενικής Ιατρικής για την Οσφυαλγία, στο πλαίσιο του Επιχειρησιακού Προγράμματος «Διοικητική Μεταρρύθμιση 2007-2013», που υλοποιήθηκε από το Πανεπιστήμιο Κρήτης. Έχει συμμετάσχει στη συγγραφή βιβλίου ορθοπαιδικού τραύματος και έχει συγγράψει εγχειρίδιο πρώτων βοηθειών. Επιστημονικές εργασίες του έχουν δημοσιευθεί σε ελληνικά και διεθνή ιατρικά περιοδικά, και έχουν ανακοινωθεί σε πλήθος ελληνικών και διεθνών επιστημονικών συνεδρίων.

Από το ακαδημαϊκό έτος 2021-2022, διεξάγει διδακτικό και ερευνητικό έργο, ως ακαδημαϊκός υπότροφος, στο Πανεπιστήμιο Δυτικής Μακεδονίας (Τμήμα Εργοθεραπείας, Τμήμα Μαιευτικής και Τμήμα Στατιστικής και Ασφαλιστικής Επιστήμης). Ως ειδικός ορθοπαιδικός έχει διδακτικό έργο στο πλαίσιο της πρακτικής εκπαίδευσης ειδικευομένων ορθοπαιδικής και φοιτητών ιατρικής των Πανεπιστημίων του Manchester και του Liverpool του Ηνωμένου Βασιλείου. Είναι εκπαιδευτής στο ιατρικό σεμινάριο ATLS (Advanced Trauma Life Support – provider & instructor course) στην Ελβετία και την Ελλάδα. Έχει διατελέσει εκπαιδευτής στο ΙΕΚ του ΕΚΑΒ και το Πρόγραμμα Μεταπτυχιακών Σπουδών «Επείγουσα Προνοσοκομειακή Ιατρική» του ΕΚΑΒ και εκπαιδευτής πρώτων βοηθειών σε σεμινάρια για επαγγελματίες υγείας και τον γενικό πληθυσμό. Είναι πιστοποιημένος εκπαιδευτής προγραμμάτων του Ευρωπαϊκού Συμβουλίου Αναζωογόνησης (European Resuscitation Council - ERC).

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.

Mantakos Dimitrios is an Orthopedic Surgeon who maintains private practices in Ilion and Skala Lakonias. Additionally, he serves as Consultant at the 3rd Orthopedic Clinic of the private hospital HYGEIA and as a Scientific Collaborator at the private hospital MITERA. He studied Medicine at the University of Patras and subsequently completed his postgraduate studies in "Metabolic Bone Diseases" at the National and Kapodistrian University of Athens. He has many years of experience, having specialized at the Penteli General Children’s Hospital where he completed training in Pediatric Orthopedics and Traumatology, and at the 1st Orthopedic Clinic of the General Attica Hospital KAT. At the same hospital, he further specialized in the Hand - Upper Limb - Microsurgery Clinic, as well as in the Sports Injuries Department. He has also completed courses in Advanced Trauma Life Support, Basic Life Support (BLS), and Prehospital Trauma Life Support. He is a member of the European Pediatric Orthopaedic Society (EPOS), the European Society for Sports Traumatology, Knee Surgery and Arthroscopy (ESSKA), the Hellenic Society of Orthopedic Surgery and Traumatology (HSOST), and the Athens Medical Association. Furthermore, he has attended numerous national and European orthopedic and other specialty conferences and has participated in a significant number of seminars both as an instructor and as a trainee.

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

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.

Ο Μαλαχιάς Μιχαήλ-Αλέξανδρος είναι Ορθοπαιδικός Χειρουργός-Αθλητίατρος και Επίκουρος Καθηγητής Ορθοπαιδικής στην Ιατρική Σχολή EUC Φρανκφούρτης (Γερμανία). Διατηρεί το ιδιωτικό του ιατρείο στο Χαλάνδρι. Είναι πτυχιούχος και Διδάκτωρ της Ιατρικής Σχολής του Εθνικού και Καποδιστριακού Πανεπιστημίου Αθηνών. Ο ιατρός εξειδικεύεται στην αρθροσκοπική και επανορθωτική (αρθροπλαστικές) χειρουργική του ώμου, του γόνατος και του ισχίου. Επιπλέον, θεωρείται expert στις νέες βιολογικές θεραπείες (PRP) με καθοδήγηση υπερήχου (πρώτο Διδακτορικό στην Ελλάδα πάνω στο εν λόγω πεδίο), αλλά και στη θεραπεία των αθλητικών κακώσεων, όπου έχει λάβει την εθνική κλινική υποτροφία «Γεώργιος Νούλης», της Ελληνικής Αρθροσκοπικής Εταιρείας (αντιμετώπιση ρήξης μηνίσκου, ρήξης χιαστού, χόνδρινων βλαβών, αρθροσκόπηση ισχίου σε νέους, αρθροσκόπηση ώμου για ρήξη τενόντων στροφικού πετάλου, εξάρθρημα, κτλ.). Η μετεκπαίδευσή του (complex joint reconstruction fellowship) στο πεδίο της ελάχιστα επεμβατικής ρομποτικής αρθροπλαστικής γόνατος & ισχίου έχει πραγματοποιηθεί στο Hospital for Special Surgery (Νέα Υόρκη), το οποίο αξιολογείται, επί 12 συναπτά έτη, ως το κορυφαίο (Νο1) ορθοπαιδικό νοσοκομείο των ΗΠΑ. Πέραν τούτου, έχει μετεκπαιδευτεί, επί σειρά ετών (clinical fellowships), στον τομέα της αρθροσκοπικής χειρουργικής και της αντιμετώπισης αθλητικών κακώσεων, σε διεθνή ακαδημαϊκά κέντρα του υψηλότερου επιπέδου (ESSKA teaching centers), όπως η Clinica Ars Medica (Λουγκάνο, Ελβετία), και η ATOS Klinik (Χαϊδελβέργη, Γερμανία). Ο Επ. Καθηγητής Ορθοπαιδικής, κος Μαλαχιάς, είναι αναγνωρισμένος σε διεθνή συνέδρια για την ακαδημαϊκή κλινική έρευνά του και έχει συμμετάσχει σε άνω των 110 επιστημονικών ερευνών, δημοσιευμένων σε έγκριτα διεθνή περιοδικά (του Pubmed). Μετά από πολυετή χειρουργική εξειδίκευση στο εξωτερικό, επιστρέφει στη γενέτειρά του, την Αθήνα, για να ασκήσει την ορθοπαιδική επιστήμη, ως Διευθυντής της Γ’ Ορθοπαιδικής Κλινικής στο Therapis General Hospital, με βάση τα πλέον σύγχρονα διεθνή πρότυπα και επίκεντρο τον άνθρωπο.

Spyridon Kseinis is an Orthopedic Surgeon maintaining private clinics in Pefki and Psychiko. He is the Deputy Director of the 1st Clinic of Sports Injuries at METROPOLITAN GENERAL and holds a Doctorate from the Medical School of the National and Kapodistrian University of Athens since May 2014, awarded with the grade "Excellent." Since 2008, he has collaborated with the Hellenic Football Federation (EPO) and serves as the physician for the National Futsal Team. Concurrently, he is UEFA-accredited, having completed the "UEFA Football Doctor Education Programme." He is a member of the Hellenic Society of Orthopedic Surgery and Traumatology and the Hellenic Society for the Study of Bone Metabolism. He trained at the General Accident Hospital KAT, specializing in fracture management, reconstructive joint surgery (knee and hip arthroplasty), and sports injuries. Following his specialization, he assumed the position of Registrar at the 2nd Orthopedic Clinic of KAT Hospital, where he remained for four years. During his tenure as Registrar, he gained substantial surgical experience, serving as the lead Orthopedic Surgeon in numerous emergency shifts and successfully performing a large number of surgical interventions across the full spectrum of trauma (upper and lower limb fractures, hip fractures, tendon ruptures, hand surgery), reconstructive surgery (hip and knee arthroplasties), and sports injuries (arthroscopic surgery). Additionally, he received training in Pediatric Orthopedics at the "Agia Sophia" Children's Hospital and in disorders of the Hand during his tenure at the University Hospital "Sahlgrenska University Hospital" in Gothenburg, Sweden.

Ioannis Xliavoras is an Orthopedic Surgeon with a private practice in Thessaloniki. He is a former consultant and chief surgeon at the center for comprehensive total joint replacements at Klinikum Hochsauerland in Arnsberg, Germany. Since 2019, he has been responsible for the cartilage surgery and arthroscopic surgery department of the orthopedic clinic at Klinikum Hochsauerland. Since 2017, he is a certified Surgeon-Arthroscopist of the German Society for Arthroscopic Surgery and Joint Surgery (AGA). He is a certified Sports Medicine physician by the Medical Association of Westphalia, Germany. He is a collaborator of the private clinic "Kyaneus Stavros-Euromedica." He specializes in arthroscopic procedures of the knee and shoulder, as well as total knee and hip arthroplasties, with extensive experience in modern minimally invasive techniques and rapid recovery, having performed numerous surgeries.

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.

Ο Δημόπουλος Λεωνίδας MD, MSc είναι Ορθοπαιδικός Χειρουργός και διατηρεί ιδιωτικά ιατρεία στο Κολωνάκι και στην Τρίπολη. Αποφοίτησε από την Ιατρική Σχολή του Εθνικού και Καποδιστριακού Πανεπιστημίου Αθηνών το 2012. Ειδικεύτηκε σε όλο το φάσμα της Ορθοπαιδικής Χειρουργικής και Τραυματολογίας στην Α’ Ορθοπαιδική Κλινική του Πανεπιστημίου Αθηνών, στο Πανεπιστημιακό Γενικό Νοσοκομείο "Αττικόν". Στα πλαίσια της εκπαίδευσής του, διετέλεσε επίσης ειδικευόμενος στην Ορθοπαιδική Παίδων στην Α' Παιδοορθοπαιδική Κλινική του Γενικού Νοσοκομείου Παίδων "Π. & Α. Κυριακού", καθώς επίσης και ειδικευόμενος στην Κλινική Χεριού, Άνω Άκρου και Μικροχειρουργικής του Γενικού Νοσοκομείου Αττικής ΚΑΤ. Ταυτόχρονα με την ειδικότητα της Ορθοπαιδικής παρακολούθησε και το Πρόγραμμα Μεταπτυχιακών Σπουδών του Εθνικού και Καποδιστριακού Πανεπιστημίου Αθηνών με τίτλο "Άθληση και Υγεία", με εξειδίκευση στη διάγνωση και θεραπεία των αθλητικών κακώσεων. Μετά το τέλος της ειδίκευσης του, βρέθηκε στη Νέα Υόρκη στο επί σειρά ετών Νο 1 Νοσοκομείο των ΗΠΑ για ορθοπαιδικές παθήσεις, το Hospital for Special Surgery (HSS), New York, USA, όπου και εξειδικεύτηκε στη επανορθωτική χειρουργική ισχίου και γόνατος ως Academic Visitor to 2019, συμμετέχοντας σε πολυάριθμα ερευνητικά πρωτόκολλα και στην αντιμετώπιση πολύπλοκων περιστατικών του τμήματος SNF Complex Joint Reconstruction Center. Έπειτα έλαβε την επίσημη έμμισθη θέση εξειδίκευσης της Μ. Βρετανίας στη χειρουργική ώμου και αγκώνα (post C.C.T. Clinical Fellowship) στα διεθνώς αναγνωρισμένα κέντρα Queen Elizabeth University Hospital, Birmingham 2020-2021 και Royal Orthopaedic Hospital 2021-2022 όπου εκπαιδεύτηκε στις πλέον σύγχρονες τεχνικές αρθροσκόπησης και αρθροπλαστικής ώμου και αγκώνα, πραγματοποιώντας πολυάριθμες επεμβάσεις τόσο στο γενικό πληθυσμό όσο και σε επαγγελματίες αθλητές. Έχει συμμετάσχει ενεργά σε πληθώρα εγχώριων και διεθνών επιστημονικών συναντήσεων ενώ έχει λάβει πολλαπλές υποτροφίες από εγχώριες και διεθνείς επιστημονικές εταιρείες, έχει πολυάριθμες δημοσιεύσεις επιστημονικών άρθρων σε διεθνή περιοδικά ενώ έχει συμμετάσχει στην εκπαίδευση φοιτητών Ιατρικής στο Εθνικό και Καποδιστριακό Πανεπιστήμιο Αθηνών, καθώς και στο University of Birmingham, MBChB. Ιδιαίτερο επιστημονικό ενδιαφέρον του αποτελούν η αρθροσκοπική χειρουργική ώμου και γόνατος, η ελάχιστης επεμβατικότητας επανορθωτική χειρουργική μεγάλων αρθρώσεων (γόνατος/ισχίου/ώμου) καθώς και η ορθοπαιδική έρευνα. Από το 2022 έχει επιστρέψει στην Ελλάδα, διατηρεί ιατρείο στην Αθήνα και στην Τρίπολη, χειρουργεί στα Νοσοκομεία του Ομίλου Υγεία HHG και έχει σαν στόχο την παροχή υπηρεσιών υψηλού επιπέδου για τους ασθενείς του.

Fragkopoulos Konstantinos is an Orthopedic Surgeon who maintains private practices in Korydallos and Keratsini. Additionally, he serves as an Orthopedic Surgeon in the Pediatric Orthopedic Department at Metropolitan Hospital. Furthermore, he has worked at the Orthopedic Clinic of the General Hospital of Nikaia - Piraeus "Agios Panteleimon," in the 2nd Pediatric Orthopedic Clinic of the General Children's Hospital of Athens "Agia Sophia," and in the Microsurgery Clinic of the Upper Limb & Shoulder at the General Hospital of Attica KAT. Finally, the doctor specializes in pediatric orthopedics, sports injuries, and hip and knee arthroplasty.

Zaxos Vasileios is an Orthopedic Surgeon and maintains a private practice in Athens. He holds a medical degree from the Medical School of the National and Kapodistrian University of Athens and a PhD from the Medical School of the University of Thessaly. He has received additional training in the USA and, throughout his extensive professional career, has worked as an orthopedic surgeon in clinics in Athens, as Head Sports Physician for the Football Department of PAE Panionios. It is noteworthy that today, in addition to his private practice activities, he serves as Director of Orthopedic Surgery, Minimally Invasive Joint Reconstruction and Arthroscopy at the Euroclinic of Athens. In his private practice, he manages a wide variety of cases, guided by his recognized scientific expertise and supported by his indisputable experience in all areas within his field of specialty.

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.

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.

Masount Mamoun is an Orthopedic Surgeon with private practices in Ambelokipi (Gkyzi area) and Nafplio (Head of the Orthopedic Department at IASIS Polyclinic - Argolida).

He is a graduate of the Medical School of Aristotle University of Thessaloniki and holds a postgraduate diploma in metabolic bone diseases from the National and Kapodistrian University of Athens.

He has obtained a specialty title in Orthopedic Surgery and Traumatology from the 3rd University Orthopedic Clinic of the General Hospital of Attica KAT. He is specialized in arthroplasty, arthroscopy, traumatology, sports injuries, and surgery of major joints, as well as in osteoporosis, osteoarthritis, and fracture healing.

In his private clinic, he manages conditions across the entire spectrum of orthopedics, with a special interest and experience in pediatric orthopedics.

Additionally, he serves as a Scientific Collaborator and surgeon at Metropolitan Hospital, Medical Center Athens Group, and Hospitality Clinic Athens.

Finally, through his participation in numerous seminars, workshops, and conferences, he continually updates himself on advancements in his field to provide specialized services tailored to his patients' individual needs. He is also a member of the Hellenic Society of Orthopedic Surgery and Traumatology and the Hellenic Osteoporosis Foundation.