Orthopaedic - Orthopaedic Surgeons for Fracture near Agia Paraskevi

Vottis Xristos MD, PhD is an Orthopedic Surgeon with private practices in Ilisia and Neo Psychiko. He holds a doctorate and a degree from the Medical School of the National and Kapodistrian University of Athens and trained for several years at the 1st Orthopedic Clinic of the same university, where he continues to serve as an active collaborator. Additionally, he has specialized in hip and knee arthroplasty surgeries at the Hospital for Special Surgery in New York, USA, and has been trained in hand surgery at the specialized Hand, Upper Limb, and Microsurgery Clinic at the General Hospital of Attica "KAT". Furthermore, he is an Associate Physician of the Iatriko Group as well as the Evgenidio Therapy Center. Finally, he is a member of the Athens Medical Association, the Hellenic Society of Orthopedic Surgery and Traumatology, the Hellenic Society of Hand Surgery, and the Medical Association of the United Kingdom.

Vasilakis Aleksandros is an Orthopedic Surgeon with a private practice in Cholargos. Simultaneously, he serves as a Consultant in the Orthopedic Clinic at Metropolitan Hospital in N. Faliro. He graduated from the Medical School of Democritus University of Thrace and holds a Master’s degree (MSc) in "Metabolic Bone Diseases - Osteoporosis" from the Medical School of the National and Kapodistrian University of Athens. From 2019 to 2022, he held the position of Consultant Orthopedic Surgeon in the Orthopedic Clinic at Asklipieio Voulas General Hospital, after which he has been providing his services in the private sector. He manages the treatment of conditions across the entire spectrum of Orthopedics, with particular interest in hip and knee arthroplasty, reconstructive surgery of foot disorders, and percutaneous minimally invasive reconstructive surgery of hallux valgus (bunion). He is also specialized in Arthroscopic Surgery of sports injuries and has further specialized in Hand Surgery - Microsurgery at KAT General Hospital and Asklipieio Voulas General Hospital. Dr. Vasilakis has participated in numerous national and international conferences, educational seminars, and courses on newer techniques, and has a scientific record with publications in international journals. He is a member of the Hellenic Society of Orthopedic Surgery and Traumatology, the Hellenic Arthroscopy Society, the Athens Medical Association, and the General Medical Council of the United Kingdom.

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.

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.

Gatos Giorgos, MD, MSc, is an Orthopedic Surgeon - Sports Medicine Specialist with expertise in Arthroscopic and Open Shoulder and Knee Surgery, Sports Injuries, Reconstructive Surgery, and modern combined Biological therapies. He maintains a private practice in Gerakas and simultaneously serves as Deputy Director of the 3rd Orthopedic Clinic at Hygeia-Mitera Hospital, as well as a Scientific Collaborator at the Psychiko Medical Center. He completed his postgraduate studies at the Medical School of the National and Kapodistrian University of Athens, with a thesis on Metabolic Bone Diseases.

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.

Nikolas Bourganos is an Orthopedic Surgeon-Traumatologist at Children's Orthopedic Clinic of Athens Pediatric Center. He is also an external associate of General Orthopedics at Athens Medical Center. He maintains a private practice in Cholargos, Athens. He graduated from Medical School of Larissa and is a PhD candidate of Athens Medical School. He specialized at Amfissa Hospital for one year, where he came into contact and treated a number of sports related injuries. Affterwards, he continued his specialty at KAT Attica General Hospital. During his residency he specialized in Microsurgery and Hand Surgery in the homonymous department of KAT General Hospital, as well as in Children's Orthopedics at Pendeli's Children's Hospital. He has participated in many seminars and conferences in Greece and abroad, while he has publications in international journals. He is a member of the SITEMSH and ISSS global organizations that specialize in treatment and prevention of injuries during Skiing and Snowboarding, while he has carried out publications and presentations focusing on the above mentioned injuries of children, adolescents and adults.

Anoua Nikolaos is a specialized Orthopedic Surgeon and Traumatologist with a private practice in Vrilissia. He has extensive clinical and surgical experience with adults as well as a particular focus on Pediatric Orthopedics. He graduated from the Medical School of Democritus University of Thrace and obtained his specialty title in Orthopedic Surgery and Traumatology in 2019. He has served at leading hospitals in the country, such as the General Hospital of Athens "KAT", Metropolitan Hospital, IASO Children’s Hospital, Athens Medical Center, and OSTEON Orthopedic & Spine Clinic, covering a wide range of cases in both children and adults. His expertise also includes additional experience in Pediatric Orthopedics at the General Children’s Hospital of Athens "P. & A. Kyriakou". He is a member of important scientific associations, including the Athens Medical Association, the General Medical Council (UK), the Hellenic Society of Surgery and Orthopedic Traumatology (EEXOT), and the Hellenic Society of Out-of-Hospital Emergency Medicine (EEEE). His goal is to provide personalized and scientifically substantiated care, emphasizing patient safety, functionality, and improvement of quality of life.

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.

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.

Xaralampidis Eustathios is an Orthopedic Surgeon with private practices in Pallini and Nemea. He graduated from the Medical School of the "OVIDIUS" University and specialized in Orthopedic Surgery at the General Hospital of Athens "Evangelismos" and other major hospitals in Athens and Piraeus. Additionally, he is specialized in Hand Surgery and Microsurgery, Pediatric Orthopedics, as well as Orthopedic Oncology. Furthermore, he has extensive experience in conditions such as sports injuries and fractures, having served as a Consultant in the Sports Injuries Clinic at Mediterraneo Hospital in Glyfada, as well as a physician for the football teams PAE Panathinaikos and O.F. Cholargos. To date, he serves as a Consultant in the Orthopedics and Sports Orthopedics Clinic at Metropolitan Hospital. Finally, Dr. Xaralampidis has participated in numerous conferences and educational seminars both in Greece and abroad and is a member of the Hellenic Society of Orthopedic Surgery and Traumatology, the Hellenic Arthroscopic Society, and Osteosynthesis and Trauma Care Hellas.

Liosis Konstantinos is an Orthopedic Surgeon with a private practice in Chalandri, a member of the Medical Team of KAE Panathinaikos, and a Consultant at the Orthopedic Clinic of HYGEIA Hospital. He holds a medical degree from the School of Health Sciences at Ovidius University and a postgraduate degree from the Department of Metabolic Bone Diseases at the Medical School of the National and Kapodistrian University of Athens. Additionally, he has specialized in the management of persistent pain and inflammation, holding a Diploma in Neural Therapy, a therapeutic technique utilizing local anesthetics for the management of acute and chronic pain. His private practice offers a range of services, including meniscal arthroscopy, cruciate ligament arthroscopy, osteoporosis screening, and chondropathy arthroscopy. Furthermore, he is a member of the Hellenic Osteoporosis Foundation, the Hellenic Society of Orthopedic Surgery and Traumatology, and the Hellenic Society of Neural Therapy and Homeostasis Study, while actively attending multiple conferences to stay updated with ongoing advancements in the field.

Mr. Nikolaos Kalos is an Orthopedic Surgeon and Deputy Director of the 4th Orthopedic Clinic at Metropolitan General in Cholargos. He maintains a private practice in Neo Psychiko.

He is a graduate of the Medical School of the University of Ioannina and completed his specialization at the University Orthopedic Clinic of Ioannina.

He specialized at the Osteoarthritis and Knee Deformities Treatment Center, LKH Stolzalpe - Murau in Austria. In his private practice, he provides a wide range of services, tailored to the individual needs of each patient.

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.

Kakavas Pindaros is an Orthopedic Surgeon at the Athens Medical Center, Chief Physician of the AEK F.C. Football Academy, and maintains a private practice in Neo Psychiko. He holds a Diploma in Sports Injuries from the International Olympic Committee based in Lausanne. He graduated from the Medical School of Aristotle University of Thessaloniki and specialized in Orthopedics at the General Hospital "Evangelismos." Concurrently, he specialized in Upper Limb Microsurgery and Pediatric Orthopedics at the General Hospital of Attica "KAT." He has served as a consultant at the 2nd Sports Injuries Clinic of Euroclinic Athens, Team Doctor for AEK FC (A' Team), Football Academy Doctor for Panathinaikos F.C., and as a member of the medical staff for AEK BC and Panellinios BC. Throughout his career, he has accumulated surgical experience in sports injuries, arthroscopic surgery, total knee and hip arthroplasties, and orthopedic trauma.

Dr. Kyrilis Xristos MD, MSc is an Orthopedic Surgeon - Spine Surgeon specializing in spinal surgery, as well as endoscopic spinal surgery, and maintains a private practice in Vrilissia. He was admitted to the Medical School of Aristotle University of Thessaloniki and, after completing his studies and fulfilling his military obligations, he began the general part of his specialty in Orthopedics and Traumatology at the General Surgery Clinic of the General Hospital of Agrinio. Since 2014, he worked as an Orthopedics and Traumatology resident at the Attica General Hospital KAT, in the 1st Orthopedic Clinic, until September 2019. During this period, he participated in numerous surgical procedures and contributed to the operation of all departments of the Clinic. Additionally, he was seconded to the Scoliosis and Spine Department of the General Hospital KAT, where he participated in the diagnosis and management of complex cases, covering the entire spectrum of spinal pathology. During his specialty training, he attended numerous educational conferences and seminars, enhancing his knowledge and experience. Continuing his education, he completed his postgraduate studies program at the National and Kapodistrian University of Athens, focusing on the "Rehabilitation of Spinal Cord and Spinal Cord Injuries." Today, he works as a Scientific Associate at YGEIA Hospital and as a Consultant in the Spine, Scoliosis, and Oncology Department of Metropolitan General Hospital. With his experience and expertise, he is committed to providing high-quality medical care, focusing on pain relief and the restoration of mobility for his patients.

Ο Χρηστογεώργος Πάρις, MD, MSc είναι Ορθοπαιδικός Χειρουργός και Τραυματολόγος με εξειδίκευση στις παθήσεις και τη Χειρουργική της Σπονδυλικής Στήλης. Ο ιατρός είναι απόφοιτος της Ιατρικής Σχολής του Πανεπιστημίου Κρήτης και κάτοχος Μεταπτυχιακού Διπλώματος (Master of Science, MSc) στην «Άθληση και Υγεία» με βαθμό Άριστα από την Ιατρική Σχολή Αθηνών του Εθνικού και Καποδιστριακού Πανεπιστημίου Αθηνών. Εκπλήρωσε την ειδίκευσή του στη Γενική Χειρουργική στο 251 Γενικό Νοσοκομείο Αεροπορίας (2014-2015). Ξεκίνησε και ολοκλήρωσε την ειδίκευσή του στην Ορθοπαιδική Χειρουργική και Τραυματολογία στο Γενικό Νοσοκομείο Αθηνών «Γ. Γεννηματάς» (2016-2021), όπου απέκτησε ιδιαίτερη εμπειρία στη διάγνωση και χειρουργική αντιμετώπιση σύνθετων καταγμάτων, κακώσεων, χρόνιων εκφυλιστικών παθήσεων και παραμορφώσεων του άνω και του κάτω άκρου . Στο πλαίσιο της ειδικότητας, εκπαιδεύτηκε στο Τμήμα Σκολίωσης και Σπονδυλικής Στήλης του Γ.Ν.Α. «ΚΑΤ» (2019-2020), όπου απέκτησε εμπειρία στην ολοκληρωμένη αντιμετώπιση όλου του φάσματος των παθήσεων, σύνθετων παραμορφώσεων και κακώσεων της Σπονδυλικής Στήλης. Ακόμα, εκπαιδεύτηκε στην Παιδο-ορθοπαιδική στο Νοσοκομείο Παίδων «η Αγία Σοφία» (2020-2021), όπου ήρθε σε επαφή με μεγάλο όγκο κακώσεων και παραμορφώσεων του παιδιατρικού πληθυσμού. Ο ιατρός εκπαιδεύτηκε ως Fellow στο Centre for Spinal Studies and Surgery του Queen’s Medical Centre, Nottingham University Hospitals στο Nottingham του Ηνωμένου Βασιλείου (2023), το οποίο αποτελεί διεθνώς αναγνωρισμένο Κέντρο Αριστείας κι Αναφοράς για τις παθήσεις, παραμορφώσεις και κακώσεις της Σπονδυλικής Στήλης στο Ηνωμένο Βασίλειο, καθώς και Κέντρο Εκπαίδευσης της AO Spine. Σήμερα, ο ιατρός εργάζεται ως Επιμελητής Ορθοπαιδικός- Χειρουργός Σπονδυλικής Στήλης στην Κλινική Σπονδυλικής Στήλης, Κέντρο Σκολίωσης, Τραύματος και Ογκολογίας Σπονδυλικής Στήλης του Νοσοκομείου Metropolitan General στην Αθήνα. Είναι διδάσκων του σεμιναρίου «Πρώτες βοήθειες- ορθοπαιδικά επείγοντα» για προπτυχιακούς και μεταπτυχιακούς φοιτητές της Ιατρικής Σχολής Αθηνών, ΕΚΠΑ από το 2019 έως σήμερα και ομιλεί άπταιστα Αγγλικά και Γερμανικά. Συμμετέχει ενεργά σε εγχώρια και διεθνή συνέδρια καθώς και επιμορφωτικά σεμινάρια και παράγει ερευνητικό έργο. Τέλος, είναι μέλος της Ελληνικής Εταιρίας Χειρουργικής Ορθοπαιδικής και Τραυματολογίας (Ε.Ε.Χ.Ο.Τ.) καθώς και του Ιατρικού Συλλόγου της Μεγάλης Βρετανίας (G.M.C.).

Dr. Giannakos Athanasios-Rene S. is specialized in arthroscopic surgery of sports-related knee and shoulder injuries, as well as in M.I.S. Fast Track total knee and hip arthroplasty. He initiated and completed his Orthopedic Surgery and Traumatology residency at the University General Hospital of Larissa in the Orthopedic Clinic Department under the direction of Professor K.N. Malizos. He is a PhD candidate at the Medical School of the University of Thessaly. During the final year of his residency, he trained in shoulder and knee arthroscopic surgery at the Minimal Access Surgery Unit of the I.R.C.C.S. GSD Hospital, Milan, Italy, under Professor and Director Prof. Pietro Randelli. He also trained in M.I.S. Fast Track total hip and knee arthroplasty and arthroscopic surgery at the Luganese Hospital, Lugano, Switzerland, under Professor and Director Prof. Mateo Denti. Immediately after obtaining his specialty certification, he was appointed as a permanent consultant at the Minimal Access Surgery Unit of the I.R.C.C.S. GSD Hospital, Milan, Italy, under Professor and Director Prof. Pietro Randelli. He began his Sports Medicine specialty at the University Hospital Catanzaro, Italy, following entrance exams, holding a salaried position and scholarship from the E.U., under the direction of Professor Pietro Scotto di Vettimo. During the first year of the specialty, he trained at the University Hospital Chieti, Italy, in the Sports Medicine Department under the direction of Professor Leonardo Vecchiet. There are articles, lectures, and surgeries by him available online. He collaborates with "Athens Medical Center," "Mitera" Hospital, and Mediterraneo Hospital, and is a scientific collaborator. He maintains private practice offices in Chalandri and Nea Smyrni.

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.