Orthopaedic - Orthopaedic Surgeons

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. Totlis Tryfon is an Orthopedic Surgeon - Sports Medicine Specialist, PhD holder, and Assistant Professor of Medicine at Aristotle University of Thessaloniki. He holds a Scholarship of Excellence from Aristotle University of Thessaloniki and has been awarded 7 scholarships/training fellowships in Greece and abroad, including at Rush University Hospital in Chicago, USA, and St. Anna Hospital in Herne, Germany. At these clinics, he specialized in arthroscopic surgery of the knee, shoulder, and ankle, as well as joint replacement with prostheses (arthroplasty). He has an extensive scientific portfolio, having authored more than 270 studies and 90 scientific articles in Greek and international journals and is frequently invited as a speaker for lectures both in Greece and internationally. He is a member of the board of directors of the European Society of Sports Traumatology, Knee Surgery & Arthroscopy (ESSKA/EKA), vice president of the Hellenic Society for the Study of Regenerative Medicine, and a board member of the Hellenic Sports Medicine Society, as well as an active member of other international and national scientific societies. He was part of the medical team of the football club PAOK FC in the Superleague from 2016 to 2019 and serves as a consulting orthopedic surgeon for numerous teams across various sports and levels. He maintains his scientific office at Aristotle University of Thessaloniki and sees patients at the TheMIS Orthopedic Center in Kalamaria, at his private practice in Edessa, and at the specialized Orthopedic Regenerative Medicine Clinic at the "Agios Loukas" Clinic in Panorama, Thessaloniki. He was himself a basketball athlete, and his approach philosophy is "movement + functionality" = "quality of life."

Aliki Kotsilini is an Orthopaedic Surgeon. She has a private practice in Agia Paraskevi. She works as an orthopaedic surgeon in the 5th Orthopaedic Clinic of HYGEIA Hospital and in Henry Dunant Hospital Centre. She graduated from Medical School of the National and Kapodistrian University of Athens and holds a Master of Science (MSc) degree in Musculoskeletal Science from University College London (UCL), completed with a full scholarship from the Royal National Orthopaedic Hospital Trustees (RNOHT). She has gained broad clinical experience in Orthopaedics and Trauma through her work in major hospitals in Greece and in the United Kingdom, as well as experience in Paediatric Orthopaedics, being a full member of the European Paediatric Orthopaedic Society (EPOS). In addition, she has experience in reconstructive hip and knee surgery and has attended specialised courses in trauma, fracture management, paediatric orthopaedics and hand surgery. In her practice, she treats musculoskeletal conditions and injuries, with emphasis on accurate diagnosis, clear patient communication and an individualized treatment approach for each patient.

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.

Tsiavos Konstantinos is an Orthopedic Surgeon and maintains a private practice in the Acharnes area. In recent years, he has worked as a Consultant in the Spine Surgery Department at "Hygeia" Hospital, specializing in Spine Surgery, Adult Reconstructive Surgery, and Trauma Management. He holds a degree from the Medical School of the National and Kapodistrian University of Athens and completed his postgraduate studies focusing on metabolic bone diseases and Osteoporosis at the same university. He began his specialization in Orthopedic Surgery as an assistant physician to Professor Mr. Soukakos at the Athens Bioclinic. Subsequently, for approximately six years, he worked as an Orthopedic Surgeon at some of the largest hospitals in Athens, specifically at the University General Hospital "Attikon" and the General Children's Hospital "P. & A. Kyriakou" (1 year). He has accumulated more than 10 years of experience in Orthopedic Surgery and successfully performs a large number of surgeries daily, focusing on conditions related to the Spine. His clinical interest centers on adult spinal disorders and congenital spinal conditions in children (scoliosis). He continuously pursues further education and attends seminars and specialized training courses in Greece and Europe and has obtained certification from the AO Course Advance In Operative Fracture Management. Finally, he has authored five academic publications, the latest of which was published in 2016 with the participation of academic colleagues and peers.

Markopoulos Xristos is an Orthopedic Surgeon and a PhD candidate at the Medical School of the University of Athens, with a private practice in Marousi. Concurrently, he serves as a Consultant in the Upper Limb and Microsurgery Department at YGEIA Hospital and has been a member of the medical team for the Panathinaikos BC basketball team. He graduated from the Medical School of the University of Eastern Piedmont in Northern Italy and subsequently specialized in Orthopedic Surgery at the 1st University Orthopedic Clinic of the University of Athens at "Attiko" Hospital. During his specialization, he focused particularly on the Pediatrics and Microsurgery departments at KAT Hospital. Additionally, he holds a postgraduate degree in Metabolic Bone Diseases - Osteoporosis from the National and Kapodistrian University of Athens. He is also a member of the Hellenic Osteoporosis Society and the Hellenic Pain Society. Finally, he has contributed to scientific papers and textbooks that have been presented at conferences and published in journals.

Dempegiotis Petros MD, MSc is an Orthopedic Surgeon with a private practice in Kypseli. He is a graduate of the Medical School of the National and Kapodistrian University of Athens and has attended numerous international educational seminars. He is also a certified physician in Neural Therapy. He is an affiliated physician at Euroclinic Athens, Doctor's Hospital, and Metropolitan General. With extensive experience in orthopedic disorders, he diagnoses and treats orthopedic conditions in both adults and children. Additionally, he manages cases such as tendinitis, osteoarthritis, cervical syndrome, sciatica, as well as pediatric orthopedics.

Dr. Sarantis Mixalis, MD, MSc, PhDc, is an Orthopedic Surgeon with a private practice in Psychiko. Concurrently, he serves as an Orthopedic Consultant specializing in Sports Injuries at Metropolitan Hospital. He has extensive experience, having completed his specialization at the General Children's Hospital "Agia Sofia" and the 4th Orthopedic Clinic of G.N.A. KAT, while also specializing at the same hospital in the Hand-Upper Limb-Microsurgery Clinic, the Sports Injuries Department, and the Pediatric Orthopedic Clinic. In 2018, he successfully completed advanced training in pediatric orthopedic trauma and pediatric skeletal deformities at the Orthopedic Hospital Speising (Vienna, Austria). Since 2019, he holds a Master's degree in "Metabolic Bone Diseases - Osteoporosis" from the Medical School of the National and Kapodistrian University of Athens. In 2020, he was appointed as a doctoral candidate by the Medical School of Athens, and since then he has been pursuing his doctoral thesis at the 2nd Orthopedic University Clinic of the University of Athens (Konstantopouleio Hospital – Agia Olga). He is an active member of the European Paediatric Orthopaedic Society (EPOS), the European Society for Sports Traumatology Knee Surgery and Arthroscopy (ESSKA), the Hellenic Society of Orthopaedic Surgery and Traumatology (EEHOT), and the Athens Medical Association. Finally, he has a rich academic portfolio, authoring numerous publications in peer-reviewed international journals (PUBMED) and actively participating in presentations at Greek and international conferences.

Athanasopoulos Konstantinos MD, MSc is an Orthopedic Surgeon maintaining private practices in Piraeus and Galata Troizinia, while also collaborating with the Athens Medical Group (Peristeri clinic) and the sports injury center at Mediterraneo Hospital. He is certified in robotic knee and hip arthroplasty using the most advanced robotic system worldwide, the only one with FDA certification in the USA for robotic total joint revision arthroplasty. He holds a postgraduate degree in “Metabolic Bone Diseases” from the Medical School of Athens and graduated in Medicine from the University of Medicine and Pharmacy "Carol Davila". He specialized in Orthopedics and Traumatology at the General Hospital of Piraeus “Tzaneio” and in Pediatric Orthopedics at the Children’s Hospital "P. & A. Kyriakou", and after successful examinations where he ranked first in Attica, he obtained the title of orthopedic specialty. He served as an instructor at the Special Training Center for Health Professionals in the Orthopedics and Traumatology department of the General Hospital of Piraeus "Tzaneio" regarding the implementation of a preventive screening program for scoliosis and other spinal deformities in students. Additionally, he has participated as a speaker and trainee in numerous conferences and seminars in Greece. His areas of expertise include arthroscopic surgery, robotic knee and hip arthroplasty, as well as robotic knee and hip revision surgery with Fast-Track ERAS protocols for rapid return to activities, and minimally invasive surgery.

Ο 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.

Tsintzos Xaris is an Orthopedic Surgeon - Traumatologist who maintains a private practice in the square of Nea Smyrni and simultaneously serves as an Attending Physician at the Athens Bioclinic. He studied at the Semmelweis University of Medicine (English-speaking program) in Budapest, Hungary, and subsequently, after examinations, received certification and equivalency from DIKATSA with a grade of "Very Good." He specialized in Orthopedic Surgery and Traumatology at the 6th Orthopedic Clinic of the KAT Hospital in Athens and obtained the title of Orthopedic and Traumatology Specialist following successful written and oral examinations in July 2007. He served as an Auxiliary Orthopedic Attending Physician at the KAT Hospital in Athens for three annual terms, spending one year in the Special Sports Injury Department and the remaining years in the 6th Orthopedic Clinic. Additionally, he specialized in the management of polytrauma patients using the specialized Ilizarov technique, in Sports Injuries, and in reconstructive surgery of the hip, knee, and foot. Finally, his portfolio includes significant teaching contributions at universities and other schools, as well as numerous scientific publications.

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.

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.

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.

Daras Xristos is an Orthopedic Surgeon and Sports Medicine Specialist who operates a private practice in Kolonaki and simultaneously serves as the Director of the Orthopedic Clinic at the Medical Center of Palaio Faliro. He graduated from the Medical School of the University of Athens and holds a PhD from the Medical School of the University of Rome. Additionally, he specialized in Orthopedics and Sports Medicine at the General State Hospital of Nikaia and the General Hospital of Athens "KAT." He has extensive experience and has served as a physician for football and basketball teams in the Greek first division, as well as for the national swimming and water polo teams. Specifically, he has been the Sports Medicine Specialist for the football clubs Olympiacos FC, Panionios, and Ionikos. Finally, he specializes in sports injuries.

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.

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.

Ο Δρ. Γιαννακόπουλος Ιωάννης MD, PhD, MSc, είναι Ορθοπεδικός Χειρουργός - Αθλητίατρος, Διδάκτωρ Πανεπιστημίου Κολωνίας με ιδιωτικό ιατρείο στο Μαρούσι. Παράλληλα διατελεί Διευθυντής της Ορθοπεδικής Κλινικής Χειρουργικής Κάτω Ακρων και Ρομποτικής Χειρουργικής στο Ιατρικό Κέντρο Αθηνών στο Μαρούσι. Μετά από 15 χρόνια καριέρας στη Γερμανία, απέκτησε μεγάλη χειρουργική εμπειρία, υπηρετώντας ως Διευθυντής τμήματος Χειρουργικής Ποδοκνημικής και Ακρου Ποδός, αν. Διευθυντής Ορθοπεδικής Κλινικής και Συντονιστής Πιστοποιημένου Κέντρου Αρθροπλαστικής Ισχίου & Γόνατος πραγματοποιώντας εξαιρετικά μεγαλο αριθμό χειρουργείων (πιστοποιημένο logbook χειρουργείων). Είναι πιστοποιημένος ως Expert από την Γερμανική Εταιρεία Χειρουργικής Ποδοκνημικής και Ακρου Ποδός (Expert Certification / German Foot and Ankle Society – GFFC). Ειδικεύεται σε όλο το φάσμα της Χειρουργικής Ποδοκνημικής και Ακρου Ποδός με μεγάλη χειρουργική εμπειρία και όγκο περιστατικών. Έχει ειδικό χειρουργικό ενδιαφέρον στις Αρθροσκοπικές & Διαδερμικές Οστεοτομίες του ποδιού (MIS Foot&Ankle Surgery) όπως επίσης στη διαδερμική τεχνική θεραπείας του βλαισού μεγάλου δαχτύλου. Από το 2016 είναι πιστοποιημένος Χειρουργός (certified Senior Hip&Knee Arthroplasty Surgeon) σε Γερμανικά Κέντρα Αρθροπλαστικών, πραγματοποιώντας πάνω από 1200 Αρθροπλαστικές Ισχίου και Γόνατος. Είναι πιστοποιημένος χειρουργός Ρομποτικής Χειρουργικής Γόνατος εφαρμόζοντας εξατομικευμένες τεχνικές ευθυγράμισσης (Functional Alignment, Kinematic Alignment). Ο Δρ. Ιωάννης Γιαννακόπουλος είναι επίσης πιστοποιημένος από την Γερμανική Εταιρεία Χειρουργικής Γόνατος (certified Knee Surgeon / German Knee Society – DKG). Είναι απόφοιτος της Ιατρικής Σχολής Πατρών και Διδάκτωρ της Ιατρικής Σχολής του Πανεπιστημίου της Κολωνίας με ειδικό ενδιαφέρον της Διατριβής του στην αρθροπλαστική του γόνατος. Είναι επίσης κάτοχος Μεταπτυχιακού τίτλου σπουδών του Ανοιχτού Πανεπιστημίου της Κύπρου στον τομέα της Διοίκησης Μονάδων Υγείας. Επιπροσθέτως, είναι κάτοχος του Τίτλου Ειδικότητας της Αθλητιατρικής (Sports Medicine Specialty) από την Γερμανική Ιατρική Εταιρεία. Επίσης, ο Δρ. Ιωάννης Γιαννακόπουλος υπήρξε εκπαιδευτής πολλών νέων συναδέλφων στη Γερμανία και προσκεκλημένος ομιλητής σε πολλά επιστημονικά συνέδρια στην Ευρώπη και την Ελλάδα. Παράλληλα είχε τον ρόλο εκπαιδευτή για την εταιρεία Microport Orthopedics, στην πρωτοποριακή ελάχιστα επεμβατική τεχνική αρθροπλαστικής ισχίου (PATH® HIP Arthroplasty) και στην ρομποτική αρθροπλαστική γόνατος. Τέλος, ο Δρ. Ιωάννης Γιαννακόπουλος επιστρέφοντας στην Ελλάδα εφαρμόζει την ίδια ακριβώς αξιόπιστη γερμανική νοοτροπία και τεχνογνωσία στον τόπο του, παρέχοντας στους ασθενείς του τις πιο σύγχρονες θεραπευτικές τεχνικές.

Tsatsaronis Xristos was born in Athens. He completed high school in Kypseli and was admitted through the Panhellenic Examinations to the Medical School of Aristotle University of Thessaloniki. He specialized in Orthopedic Surgery and Traumatology at KAT Hospital, where he also trained, among other fields, in Microsurgery. He has worked in both the private and public sectors in Greece and abroad. Among other roles, he served as the physician for the National Under-21 Football Team for one year, for the Judo Team of the National Gymnastic Association for over ten years, as team doctor for the Molaikos Laconia club, as a race doctor for the "Zirineia" Athletics competitions, as well as for the National Judo Team. He served in the National Health System (E.S.Y.) as head of the Orthopedic Department, from which he resigned holding the rank of Senior Registrar (Epithelitis A’). He has over ten years of experience in various hospitals in the United Kingdom, having performed over 2000 surgeries as a surgeon or trainer, most recently at the Royal Bournemouth Hospital of University Hospitals Dorset, where he was also nominated for "Best Trainer." He has won the World Judo Championship for Healthcare Professionals twice (2008 in Germany and 2009 in Spain), as well as his category in the Greek Veterans Judo Championship (Nea Makri, 2024), with additional medals from international and national competitions.