Orthopaedic - Orthopaedic Surgeons

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.

Giantsidis N Georgios MD, MSc is a Military Physician, Orthopedic Surgeon and consultant at the 1st Orthopedic Department of the 424 General Military Training Hospital. He maintains a private practice in Thessaloniki, in the Voulgari area. He graduated from the Medical School of the Aristotle University of Thessaloniki (Military Medicine) in 2012 and subsequently served as a physician in Special Forces Military Units. He completed his specialty training at the 424 General Military Hospital and the General Hospital of Thessaloniki "Georgios Papanikolaou." During his residency, he performed numerous orthopedic surgeries, participated in many fracture repair and orthopedic disorder surgeries, trained in urgent and routine cases of his specialty, and actively contributed to the scientific work of his clinic. Since then, he has been serving as an orthopedic consultant at the 1st Orthopedic Department of the 424 General Military Training Hospital, performing a large number of surgical procedures annually across the full spectrum of Orthopedic specialty. He actively participates in postgraduate seminars and conferences to continuously update and enhance his knowledge of the latest advances and developments in Orthopedic Surgery and Traumatology.

Spyrantis Manolis is an Orthopedic Surgeon practicing privately in Heraklion, Crete. He studied at the Medical School of Aristotle University of Thessaloniki and is currently pursuing postgraduate studies in Surgical Sciences at the University of Crete. He began his specialization in Orthopedics at the Venizeleio-Paneio General Hospital, where he participated in numerous surgeries addressing trauma, sports injuries, and joint arthroplasties. He continued his training at the Attikon General Hospital "KAT," specializing in upper limb disorders and minor surgeries, as well as at the Paediatric Hospital "Panagiotis & Aglaia Kyriakou." He possesses significant clinical experience, having served as Assistant Consultant B' in Orthopedics at Venizeleio-Paneio General Hospital and Assistant Consultant B' in Orthopedics at the University General Hospital of Heraklion, focusing on arthroscopic surgery, reconstructive surgery of major joints, and trauma management. Furthermore, he has participated in numerous medical conferences, and his scientific contributions include oral presentations, research papers, and contributions to medical textbook authorship.

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.

Igglezos Nikolaos is an Orthopedic Surgeon, graduate of the Medical School of Comenius University of Bratislava, and in 2024 he graduated from the Master's Program (MSc) of the National and Kapodistrian University of Athens, specializing in Metabolic Bone Diseases. He maintains an active private collaboration with Metropolitan Hospital, where he also serves as an Attending Physician. Previously, he has worked in the Third Orthopedic Clinic of Athens General Hospital KAT, in the Microsurgery and Hand Surgery Department of KAT, as well as in the Sports Injuries Department of the same hospital, gaining extensive experience in trauma and total knee and hip arthroplasty. He has also worked in the Second Orthopedic Clinic of "Agia Sofia" Children's Hospital as an orthopedic surgeon, at Livadeia General Hospital, and earlier served as a surgical resident in General Surgery at the same hospital. With experience in contemporary orthopedics and an active scientific interest in metabolic bone diseases, he undertakes cases and provides individualized patient care. With a focus on sports injuries and reconstructive orthopedic surgery, he manages conservative treatment using biological therapies with platelet-rich plasma (PRP), as well as surgical repair when conservative treatment is not indicated. Finally, he accepts emergency cases on weekdays and holidays by telephone appointment.

Iatrokosmos is a comprehensive primary healthcare unit located in the Ampelokipi area. It consists of the Iatrokosmos Orthopedic Department, staffed by highly trained scientific personnel and equipped with state-of-the-art medical technology. The center's objective is to provide the solution each patient desires, namely diagnosis through to treatment, in a cost-effective, reliable manner and with only the necessary examinations. The goal is to meet the health needs of every family, insured or uninsured, of any age with comprehensive solutions. Their philosophy includes three fundamental principles: friendly service, high-quality examinations, and affordable prices. Finally, always prioritizing patient safety, they assume responsibility for the patient’s health from start to finish, that is, from diagnosis through to treatment.

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.

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.

Tsoutsanis Georgios is an Orthopedic Surgeon with private clinics in Petralona and Agios Ioannis Rentis. He trained at the Naval Hospital of Athens and the General Hospital "Asklipieio" of Voula, and has attended training seminars in Arthroplasty techniques, Arthroscopy, and Sports Injuries. He possesses the experience and knowledge for the proper and comprehensive management of a range of related conditions, including sports injuries, foot disorders, spinal diseases, osteoporosis, arthritis - osteoarthritis, and others. In both clinics, all necessary examinations are performed to contribute to the accurate diagnosis of each patient’s condition.

Dr. Xarisis Mixail is an Orthopedic Surgeon specializing in adult and pediatric care and is the head of the Arthroiasis Surgical Center in Thessaloniki. He maintains a ground-floor clinic in Thessaloniki, easily accessible for individuals with mobility issues. He graduated from the Medical School of Aristotle University of Thessaloniki and holds a Master's Degree from the Anatomy Laboratory of AUTH, with a scientific thesis titled: "Anatomical study of the origin, course, and distribution of the suprascapular and subscapular nerves." His clinical activity focuses on adult reconstructive surgery (minimally invasive (MIS) total knee, hip, and shoulder arthroplasties), sports injuries, arthroscopic techniques, and modern biological therapies, having performed numerous surgical procedures in these areas. He obtained his Orthopedic specialty at the General Hospital of Kilkis and subsequently trained at the Upper Limb and Hand Surgery Department of Sahlgrenska University Hospital in Gothenburg, Sweden, under the supervision of the internationally renowned Professor Anders Björkman. During this advanced training, he acquired a high level of expertise in microsurgical techniques and in the management of complex conditions and injuries of the upper limb and hand. Additionally, he actively participates in the scientific community as a speaker at conferences and seminars, while continuously attending specialized workshops and educational programs to ensure ongoing development and enhancement of his knowledge. He is affiliated with the Medical Interbalkan and Euromedica Cyan Cross facilities in Thessaloniki.

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.

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.

Tasios Nikolaos is an Orthopedic Surgeon with a private practice in Glyfada. He holds a medical degree from Aristotle University of Thessaloniki and specialized in Orthopedics at the Orthopedic Clinic - Hand Surgery Department at Asklipieio Voula. He completed a fellowship as an Orthopedic Surgeon at the Orthopedic Clinic - Knee Disorders and Sports Injuries Department at Erasme University Hospital in Brussels. His practice covers the full spectrum of orthopedic and orthopedic surgical cases, with a specialization in trauma, sports injuries, and hip and knee arthroplasty.

Ilias Apostolos MD is an Orthopedic Surgeon with a private practice in Glyfada. He is a graduate of the Medical School of the National and Kapodistrian University of Athens. He holds a Basic Life Support diploma from the United Kingdom and an Advanced Trauma Life Support diploma from the University of Athens. He serves as a scientific collaborator at Mediterraneo, Metropolitan, Iaso General hospitals, and the Athens Medical Center Group, and also collaborates with the Private MITERA Hospital and Therapis General Hospital. In his private practice, he provides services in accordance with the latest protocols for the treatment of orthopedic conditions in adults and children, such as osteoarthritis, sports injuries, cartilage lesions, upper and lower limb fractures, spinal disorders, and peripheral neuropathies of the upper and lower limbs, shoulder impingement syndrome, rotator cuff tears, shoulder instability, frozen shoulder, carpal tunnel syndrome, ulnar neuritis, and hallux valgus (bunion). Furthermore, he applies modern biological therapies (concentrated platelet-rich plasma - growth factor injections) and conducts osteoporosis assessments and EOPYY prescription services. Finally, the surgeon has an extensive curriculum vitae including participation in training seminars in the United Kingdom (UK) as well as Europe-wide, alongside publications in reputable scientific journals.

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.

Theodoroudis Ioannis is an Orthopedic Surgeon who maintains a private practice in Agia Paraskevi. He graduated from the Medical School of Aristotle University of Thessaloniki and the Military School of Corps Officers (SSAS), and he is a Consultant at the First Orthopedic Clinic of the 401 General Military Hospital of Athens. He specialized in Knee and Hip Arthroplasties using Minimally Invasive and Rapid Recovery methods (Navigated ALMIS-Fast Track) at a major Endoprosthesis Center in Germany (St. Josef Krankenhaus Moers, EndoProthetikZentrum der Maximalversorgung (EPZmax)). The physician is also a certified Foot and Ankle Surgeon by the German Society for Foot and Ankle Surgery (Gesellschaft für Fuss- und Sprunggelenkchirurgie, GFFC), having trained at specialized centers (St. Josef Krankenhaus Wuppertal, Evangelisches Krankenhaus Mettmann, St. Josef Krankenhaus Moers). He employs modern surgical techniques for the correction of Foot deformities, such as Hallux Valgus, Hammer Toe, Claw Toe, Hallux Rigidus, Adult Acquired Flatfoot, etc. In particular, for Hammer Toe and Claw Toe, the percutaneous DMMO (Distal Metaphyseal Metatarsal Osteotomy) technique is performed through 0.5 cm incisions with immediate mobilization of patients.

Dionysios Xionis, an orthopedic surgeon, is an associate of the Athens Medical Center and specializes in the full spectrum of orthopedic medicine. In his orthopedic clinic, every patient, regardless of age, can receive information on the prevention and rehabilitation of orthopedic conditions. As an orthopedic surgeon, Dionysios Xionis provides a range of services at his clinic, including fracture monitoring, kyphosis, spondylolysis-spondylolisthesis, scoliosis, osteoporosis screening, and intra-articular hyaluronic acid injections for knees and shoulders. Additionally, the physician offers high-quality services for arthroscopic procedures such as anterior cruciate ligament (ACL) arthroscopy, meniscus repair, and chondropathy treatment. Finally, through continuous education, he focuses on the management of spinal disorders, including low back pain and cervical syndrome.

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.