Orthopaedic - Orthopaedic Surgeons for Spondylolisthesis near Chalandri

Lallos Stergios MD, MSc is an Orthopedic Surgeon maintaining a private practice in Agia Paraskevi and also sees patients at the Metropolitan General. He holds a master's degree (MSc) in Metabolic Bone Diseases - Osteoporosis and a Medical Degree from the Medical School of the National and Kapodistrian University of Athens. He completed his specialty in Orthopedics and holds ATLS (Advanced Trauma Life Support) certification as well as a Basic Life Support diploma. Additionally, he is specialized in arthroplasty, arthroscopy, traumatology, sports injuries, and major joint surgery, areas he focused on after completing his specialty and subsequently upon selection by the Medical School of Athens, where he served as a University Fellow of the 2nd Orthopedic Clinic of the University of Athens. He then moved to Switzerland, where he worked as a Consultant in the Orthopedic Clinic of Salem Spital in Bern, covering the full spectrum of joint pathology and surgery. It is noteworthy that during his career, he served as a Scientific Associate at the "Errikos Dynan" Hospital Center and the Medical Diavalkaniko Center. Finally, Dr. Lallos is a member of numerous professional associations and has extensive participation in conferences, seminars, presentations, and publications.

Ο Μακρής Κωνσταντίνος είναι Ορθοπαιδικός Χειρουργός, Τραυματιολόγος, Αθλητίατρος, MD, MSc και διατηρεί ιδιωτικά ιατρεία στο Μαρούσι και στο Κολωνάκι. Έχει εκπαιδευτεί σε κορυφαία Πανεπιστημιακά και Νοσοκομειακά Ιδρύματα, αναπτύσσοντας διεθνή εμπειρία στην Ορθοπαιδική Χειρουργική και τις Αθλητικές Κακώσεις. Πραγματοποίησε την ειδικότητά του στο Γενικό Πανεπιστημιακό Νοσοκομείο "Παπαγεωργίου", στο Γενικό Νοσοκομείο Καβάλας και στο Γενικό Νοσοκομείο Θεσσαλονίκης "Γ. Γεννηματάς", αποκτώντας σημαντική εμπειρία σε προηγμένες χειρουργικές επεμβάσεις και σύγχρονες τεχνικές θεραπείας. Εξειδικεύεται στην ολική αρθροπλαστική ισχίου, γόνατος και ώμου, καθώς και στην αρθροσκόπηση αθλητικών κακώσεων, εφαρμόζοντας ελάχιστα επεμβατικές τεχνικές που προσφέρουν άμεση ανακούφιση και ταχεία αποκατάσταση των ασθενών. Είναι αριστούχος κάτοχος Μεταπτυχιακού Διπλώματος στην Αθλητιατρική από το Αριστοτέλειο Πανεπιστήμιο Θεσσαλονίκης. Έχει συμμετάσχει σε πληθώρα διεθνών σεμιναρίων και συνεδρίων, παρακολουθώντας τις τελευταίες εξελίξεις στον τομέα της Ορθοπαιδικής παγκοσμίως. Διαθέτει κλινική εμπειρία στο Βερολίνο, Γερμανίας. Σήμερα, είναι συνεργάτης του Νοσοκομείου ΜΗΤΕΡΑ στο Μαρούσι Αττικής, όπου εφαρμόζει προηγμένες θεραπευτικές μεθόδους με έμφαση στην εξατομικευμένη φροντίδα των ασθενών του. Ο κ. Μακρής είναι μέλος της Ελληνικής Εταιρίας Αρθροσκόπησης (ΕΑΕ), Χειρουργικής Γόνατος και Αθλητικών Κακώσεων.

Ioannis Masiotis is an Orthopedic Surgeon with private practices in Agia Paraskevi and Cholargos. He holds a doctoral dissertation on the "Effect of anticoagulant factors on fracture healing," conducted in collaboration with the 4th University Clinic of the General Hospital of Attica KAT at the National Technical University of Athens. He has undergone advanced training in metabolic bone diseases and minimally invasive total hip arthroplasty techniques. Utilizing modern surgical methods (Minimally Invasive Surgery), he ensures minimal pain and rapid recovery in the management of sports injuries (meniscal tears, cruciate ligament tears, chondral lesions – cartilage transplantation, chondropathy, tendon ruptures, shoulder dislocation), knee, shoulder, ankle, and hip arthroscopies, knee and hip arthroplasty (Path and SuperPath techniques), fractures, hand disorders (carpal tunnel syndrome, ulnar neuropathy, trigger finger, tendinitis, etc.), foot conditions, and osteoporosis. Furthermore, Dr. Masiotis has authored numerous pioneering studies and publications presented at national and international conferences and is a member of the European Society of Sports Traumatology, Knee Surgery and Arthroscopy.

Mitrogiannis Georgios is an Orthopedic Surgeon specializing in Adults and Pediatrics – Sports Medicine Physician, maintaining a private practice in Nea Ionia. Concurrently, he works as a Consultant in the Pediatric Orthopedic Clinic at IASO Children’s Hospital. He holds a medical degree from the University of Ioannina School of Medicine and is a doctoral candidate at the School of Medicine, National and Kapodistrian University of Athens. He completed his specialty training in Orthopedics and Traumatology at the General Children’s Hospital "Panagiotis & Aglaia Kyriakou," the Korgialenio-Benakio Greek Red Cross Hospital, and the General Athens Hospital "Evangelismos," where, following the receipt of his Orthopedic Specialty certification, he remained for an additional two years as a Specialist Orthopedic Surgeon. During his residency, he received extensive training in managing injuries of all severities, sports-related injuries, and arthroplasties, actively participating in a large number of surgical procedures across the full spectrum of Orthopedics. He holds the Barca Innovation Hub Professional Diploma in Team Sports Injuries and the FIFA Diploma in Football Medicine, confirming his advanced expertise in sports medicine. In 2023, he served as a physician for the AEK Football Club, and from September 2024 to the present, he has been the team physician for the Academies of Panathinaikos Football Club. He also has a robust scientific portfolio with publications and presentations at Greek and international medical conferences and journals.

Η Μητσάκου Ματίνα είναι Ορθοπαιδικός Χειρουργός και διατηρεί ιδιωτικά ιατρεία σε Μαρούσι και Κόρινθο , ενώ είναι επιμελήτρια της Γ Ορθοπαιδικής Κλινικής του ΙΑΣΩ Γενική Κλινική . Αποφοίτησε με βαθμό ¨ Άριστα ¨από την Ιατρική Σχολή Αθηνών του Εθνικού και Καποδιστριακού Πανεπιστημίου Αθηνών και κατέχει τον Τίτλο Ειδικότητας Ορθοπαιδικής και Τραυματολογίας από τον Ιανουάριο 2023 (ΠΙΣ). Το 2023 απέκτησε επίσης τον διεθνώς αναγνωρισμένο τίτλο FEBOT (Fellow of the European Board of Orthopaedics and Traumatology - Ακόλουθος της Ευρωπαϊκής Εταιρείας Ορθοπαιδικής και Τραυματιολογίας) κατόπιν ειδικών εξέτασεων . Έχει ολοκληρώσει τον κύκλο μαθημάτων του Μεταπτυχιακού Προγράμματος Σπουδών με θέμα " Μεταβολικά Νοσήματα των Οστών ". Η κλινική της εμπειρία περιλαμβάνει πολυετή εκπαίδευση και υπηρεσία σε Ορθοπαιδικές Κλινικές μεγάλων νοσoκομείων , όπως του Ναυτικού Νοσοκομείου Αθηνών και του Γ.Ν.Α ΚΑΤ, καθώς και η Παιδοορθοπαιδική Κλινική του Γεν.Νοσοκομείου Παίδων Πεντέλης. Είναι μέλος του Ιατρικού Συλλόγου Αθηνών και Κορινθίας . Το επιστημονικό της έργο περιλαμβάνει δημοσιεύσεις, παρουσιάσεις και συμμετοχή σε ελληνικά και διεθνή συνέδρια.

Η ιατρός ασχολείται εξατομικευμένα με κάθε ασθενή επιδεικνυοντας ιδιαίτερη έμφαση στη λήψη ιστορικού και την αναλυτική κλινική εξέταση . Εστιάζοντας στη λεπτομέρεια και βασιζόμενη σε βαθειά και εμπεριστατωμένη γνώση της Ορθοπαιδικής ,στοχεύει πάντα στην σωστή διάγνωση. Διαπνέεται από βαθειά ενσυναίσθηση και έχει ως βασική προτεραιότητα της τη βελτίωση της ποιότητας της ζωής του ασθενούς και την ολιστική προσέγγιση των προβλημάτων του. Δινει πάντα προτεραιότητα στις μη χειρουργικές θεραπευτικές επιλογές , σε συνεργασία και με άλλες ειδικότητες όπως φυσικοθεραπευτές , ακτινολόγους και ιατρούς άλλων ειδικοτήτων. Γνώμονας είναι η πιο ασφαλής και αποτελεσματική λύση για τον ασθενή, ο οποίος συμμετέχει ενεργά στη λήψη των αποφάσεων με πλήρη ενημέρωση και σεβασμό στις ανάγκες και στις ανησυχίες του.Οταν οι συντηρητικές επιλογές εξαντλούνται και απαιτείται χειρουργική παρέμβαση, η κ.Μητσάκου παρέχει σε κάθε περίπτωση μια εξαιρετικά εξατομικευμένη,πλήρως καταρτισμένη και υπεύθυνη προσέγγιση, χρησιμοποιώντας τις νεότερες και πληρέστερες χειρουργικές τεχνικές και παρέχει στενή περιεγχειρητική και μετεγχειρητική παρακολούθηση και φροντίδα του ασθενή.

Ο Ιωάννης Μπάμπης είναι Ορθοπαιδικός Χειρουργός, διατηρεί το δικό του Ιδιωτικό Ορθοπεδικό Ιατρείο στο Κέντρο της Αθήνας και είναι επιστημονικός συνεργάτης της Βιοκλινικής Αθηνών και άλλων θεραπευτηρίων της Αθήνας. Ολοκλήρωσε τις σπουδές του στην Ιατρική σχολή  του Πανεπιστημίου Θεσσαλίας στη Λάρισα, όπου και ήρθε πρώτη φορά σε επαφή με την ειδικότητα της Ορθοπαιδικής φοιτώντας δίπλα σε κάποιους από τους μεγαλύτερους δασκάλους στην Ελλάδα. Μετά την αποφοίτησή του το 2012, ξεκίνησε την ειδικότητα του στην Γενική Ορθοπαιδική στο Γ.Ν. Καρδίτσας όπου έλαβε σημαντική εμπειρία στην τραυματολογία και στην επανορθωτική χειρουργική του ισχίου και του γόνατος. Την ειδικότητα του την ολοκλήρωσε στο 401 Γενικό Στρατιωτικό Νοσοκομείο  Αθηνών όπου θήτευσε δίπλα σε σπουδαίους χειρουργούς και απέκτησε πιστοποιημένη εμπειρία στις Αθλητικές Κακώσεις και την Αρθροσκοπική χειρουργική του Ώμου και του Γόνατος.  Επίσης, σημαντική είναι η εκπαίδευση που έλαβε στην Παιδοορθοπαιδική στο Γενικό Νοσοκομείο Παίδων “Αγία Σοφία”. Διετέλεσε για ένα διάστημα στην Ορθοπαιδική κλινική του Kungsbacka Hospital, University of Gothenburg, Sweden όπου και εκπαιδεύτηκε στις νεότερες τεχνικές της χειρουργικής του χόνδρου των αρθρώσεων υπό την καθοδήγηση ενός από τους πρωτοπόρους και διεθνώς αναγνωρισμένους χειρουργούς στο πεδίο αυτό, prof. Mats Brittberg. Τέλος, είναι μέλος της Ελληνικής Αρθροσκοπικής Εταιρείας (ΕΑΕ), της European Society for Knee Surgery, Arthroscopy and Sports Traumatology (ESSKA) και της  European Shoulder Associate (ESA).

Dr. Mparmpounakis Nikolaos MD, MSc is an Orthopedic Surgeon with private practices in Marousi within the "Mitera" Hospital, in Salamina, and in Ilisia. He holds a medical degree from the University of Medicine and Pharmacy "Iuliu Hatieganu" and completed a postgraduate program in "Metabolic Bone Diseases" at the National and Kapodistrian University of Athens. He specialized in Orthopedics at the Sports Injuries Department of the 4th Orthopedic Clinic of the General Hospital "Asklipieio" Voulas and received further training in the Shoulder Disease Clinic at the Istituto Clinico Humanitas in Milan. Additionally, he specialized in sports injuries at the Pediatric Orthopedic Clinic of the General Children's Hospital of Athens "Panagiotis & Aglaia Kyriakou" and in the management of Upper Limb and Shoulder disorders at the Microsurgery Clinic of the Attikon General Hospital of Athens KAT. Finally, he is a Scientific Collaborator at the Athens Bioclinic, the Medical Group at the Peristeri Clinic, and the Evgenidio Therapeutic Center, and collaborates with the private hospitals "Mitera," Metropolitan General, and Mediterraneo Hospital.

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.

Dr. Natsioulas Nikolaos is an Orthopedic Surgeon who maintains a private practice in Agia Paraskevi and concurrently serves as a Consultant in the Orthopedic Clinic of the Naval Hospital of Athens. He was admitted through nationwide examinations to the Medical Department of the Military Academy of Corps Officers and to the Medical School of Aristotle University of Thessaloniki. He graduated in 2006 with the grade "very good" and was commissioned as an Ensign in the Hellenic Navy. He initially served as a physician on the Hellenic Navy's frigate Elli, and in 2009 began his specialization in Orthopedic Surgery at the Naval Hospital of Athens. In 2011, he moved to Glasgow, United Kingdom, where he completed a 4-year residency in Orthopedic Surgery and Traumatology. In 2015, after examinations, he became a member of the Royal College of Surgeons of Great Britain (Fellow of the Royal College of Surgeons), and in 2017, after examinations, a member of the European Board of Orthopaedics and Traumatology (FEBOT), making him one of the few Orthopedic surgeons in Greece holding both titles. The doctor has acquired significant experience in the conservative and surgical management of Orthopedic and Traumatology conditions. He operates privately at Metropolitan General in Cholargos and at other private clinics in Athens.

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.

Dr. Pantos Panagiotis, MD, MSc, PhD, is an Orthopedic Surgeon with private practices in Marousi, Haidari, and Glyfada. He holds a PhD in Medicine from the National and Kapodistrian University of Athens and is a graduate of the Medical School of the same institution. He also has a master's degree in Public Health from the National School of Public Health. He specialized in Orthopedic Surgery & Traumatology at the 1st Orthopedic Clinic of the National and Kapodistrian University of Athens and received training in the Upper Limb and Microsurgery Clinic at the General Hospital KAT. After completing his specialization, he practiced as an Orthopedic Surgeon in Germany, serving as Oberarzt für Orthopädie und Unfallchirurgie in the Department of Orthopedics and Trauma Surgery, Center for Shoulder Surgery, Asklepios Klinik Seligenstadt. From 2016 to 2020, he worked as Leitender Oberarzt in the Clinic for Shoulder Surgery at Klinik Maingau vom Roten Kreuz, Frankfurt am Main. He is also Head of the Upper Limb Surgery and Sports Injuries Department at Osteon Orthopedic and Spine Clinic. Additionally, he is the Director of the Orthopedic Clinic - Upper Limb Department at the Athens Medical Center. In his private practices, he is capable of treating the full spectrum of shoulder conditions using either arthroscopic or open surgical techniques.

Roussis Ksenofon MD, PhD is an Orthopedic Surgeon and Sports Medicine Specialist with a private practice in Agia Paraskevi. He holds a medical degree from the School of Medicine and Surgery at the University of Bologna in Italy and completed his doctoral thesis in Sports Medicine. He specialized in Orthopedic Surgery at the General Hospital of Attica KAT and at the 1st IKA Therapeutic Center (Papadimitriou). Additionally, his expertise in both conservative and surgical treatment of sports injuries, particularly those concerning the knee, along with extensive professional experience in recognized hospitals and sports clubs, enables him to manage a wide range of cases. Specifically, he possesses valuable professional experience as a Sports Medicine Physician for numerous football teams and as a Lecturer at football coaching schools, teaching Sports Medicine, Anatomy, and Dietetics. Furthermore, it is noteworthy that he served as an official physician at the Athens and South Korea Olympic Games, as well as the Pre-Olympic Games in Australia. Finally, Dr. Roussis is the President of the Sports Medicine Association of Sports Physicians, a member of the Hellenic Sports Medicine Society, and the European Federation of Sports Medicine Associations, actively participating in conferences held both in Greece and abroad.

Samdanis Vasileios is an Orthopedic Surgeon with private practices in Agia Paraskevi and Koropi. He holds a PhD from the Medical School of the National and Kapodistrian University of Athens and is specialized in upper limb surgery (shoulder-elbow-wrist-hand) at one of the largest purely orthopedic centers in the United Kingdom. Additionally, he is an attending physician at the 5th Orthopedic Clinic of "Hygeia" Hospital. He holds a postgraduate degree in metabolic bone diseases - osteoporosis from the National and Kapodistrian University of Athens and a medical degree from Aristotle University of Thessaloniki. He has served as a Scientific Collaborator at the 2nd University Orthopedic Clinic of Aristotle University of Thessaloniki. He has an extensive research portfolio, with numerous lectures and presentations at Greek and international medical conferences, as well as publications in scientific journals. Furthermore, he has a rich teaching record spanning several years in the postgraduate program "Metabolic Bone Diseases" at the Medical School of Athens. Finally, he is a member of Greek and international medical associations and scientific societies.

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.

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.

Mr. Siopis Xristos is an Orthopedic Surgeon with private practices in Thessaloniki (28 Agias Sofias, 2nd Floor) and Veria (32 El. Venizelou, 3rd Floor). He is a graduate of the Medical School of the University of Thessaly. Since 2021, he has been a Collaborating Surgeon at the A’ Orthopedic Clinic of the Interbalkan Medical Center of Thessaloniki and a direct collaborator of Dr. Stylianos Kapetanakis in the Spine & Deformities Department. Simultaneously, he serves as a Collaborating Physician at the Athens Medical Center in Marousi and Psychiko. He specializes in knee and hip arthroplasties with customized implants, spinal surgery, knee and shoulder arthroscopies, as well as pediatric orthopedics. In his private practices, he provides a wide range of services tailored to the individual needs of each patient, always with respect to the patient himself.

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.

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.

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.