Alberto Gobbi, MD is a board-certified surgeon and specialist in Orthopedics and Traumatology and Sports Medicine. In his youth he played sport at a national level. He performs scientific, surgical and educational activities at a national and international level. He currently serves as the Vice president of ICRS (International Cartilage Repair Society) and Chair of their Education Committee. He holds various other positions within some of the most prestigious medical societies in the field of orthopedics, arthroscopy, sports medicine and scientific research. He is also a Visiting Professor at University College San Diego where he lectures several times a year. He has published hundreds of peer review articles and has been Editor on books and book chapters for various publishing houses. Dr. Gobbi’s office is located in Milan, he is also Founder and President of O.A.S.I. Bioresearch Foundation Gobbi Onlus, a Non-Profit Organisation, accredited by the Italian Ministry of Health and recognized as an International Teaching Center by ISAKOS (International Society of Arthroscopy, Knee Surgery & Orthopaedic Sports Medicine) and ICRS (International Cartilage Repair Society). The O.A.S.I. Foundation promotes research into cartilage, joint aging and sports lesions through a network of collaborators from all over the world.Joao Espregueira-Mendes, MD, PhD, has been Professor of Orthopaedic Traumatology and Chairman of the Orthopaedic Department at Minho University, Portugal, since 2005. In addition, he is Director of Clínica do Dragão - Espregueira-Mendes Sports Centre - FIFA Medical Centre of Excellence, FC Porto Dragão Stadium, Porto, Portugal. His further posts include Orthopaedic Surgeon of FC Porto and Senior Researcher in Biomaterials, Biodegradables, and Biomimetics in the Department of Polymer Engineering at Minho University. Dr. Espregueira-Mendes was President of the European Society of Knee Surgery, Sports Trauma and Arthroscopy (ESSKA) from 2012 to 2014 and he is Treasurer and Chairman of the Publication Committee of ISAKOS. He is a member of the editorial board of Knee Surgery, Sports Traumatology, Arthroscopy. John G. Lane, MD, is a clinician in San Diego who has a voluntary Clinical Associate Professor appointment at the University of California, San Diego in the Department of Orthopedic Surgery.  Dr. Lane is a member of AAOS, AANA, AOSSM, ISAKOS, and ICRS.  Currently he is a member of the membership committee of ICRS and the education committee of ISAKOS. His clinical field of practice focuses on complex knee and shoulder injuries. He has collaborated with Professor Amiel at UCSD since 1989, working in the fields of ligament and cartilage. He has received grants for a variety of research projects and is currently collaborating with Dr. Alberto Gobbi of Milan in evaluating the effects of adipose-derived stem cells in the treatment of articular cartilage lesions. He has published 26 peer-reviewed manuscripts and one book chapter.Mustafa Karahan, MD, is Adjunct Professor of Orthopaedics at the Department of Orthopaedics, Acibadem University, Istanbul, Turkey, where he is actively involved in CASE (Center for Advance Simulation and Training), which hosts European Basic Arthroscopy Courses. Dr. Karahan is an internationally active orthopedic surgeon who works mainly on sports traumatology, knee surgery, shoulder surgery, and arthroscopy. He founded the Marmara University Sports Sciences and Health Research Center in Istanbul in 2004. Dr. Karahan is an Executive Board Member of ESSKA and Editor of ESSKA Academy, the online teaching portal of ESSKA. He is also the vice Chair of the Publication Committee of ISAKOS. He has published more than 70 scientific articles in peer-reviewed journals and is an editorial board member of the American Journal of Sports Medicine (AJSM), Arthroscopy, KSSTA, and Journal of ISAKOS.

• Introduction.- Muscle.- Tendon.- Ligaments.- Menisci.- Bone.- Cartilage.

Alberto Gobbi, MD is a board-certified surgeon and specialist in Orthopedics and Traumatology and Sports Medicine. In his youth he played sport at a national level. He performs scientific, surgical and educational activities at a national and international level. He currently serves as the Vice president of ICRS (International Cartilage Repair Society) and Chair of their Education Committee. He holds various other positions within some of the most prestigious medical societies in the field of orthopedics, arthroscopy, sports medicine and scientific research. He is also a Visiting Professor at University College San Diego where he lectures several times a year. He has published hundreds of peer review articles and has been Editor on books and book chapters for various publishing houses. Dr. Gobbi’s office is located in Milan, he is also Founder and President of O.A.S.I. Bioresearch Foundation Gobbi Onlus, a Non-Profit Organisation, accredited by the Italian Ministry of Health and recognized as an International Teaching Center by ISAKOS (International Society of Arthroscopy, Knee Surgery & Orthopaedic Sports Medicine) and ICRS (International Cartilage Repair Society). The O.A.S.I. Foundation promotes research into cartilage, joint aging and sports lesions through a network of collaborators from all over the world.Joao Espregueira-Mendes, MD, PhD, has been Professor of Orthopaedic Traumatology and Chairman of the Orthopaedic Department at Minho University, Portugal, since 2005. In addition, he is Director of Clínica do Dragão - Espregueira-Mendes Sports Centre - FIFA Medical Centre of Excellence, FC Porto Dragão Stadium, Porto, Portugal. His further posts include Orthopaedic Surgeon of FC Porto and Senior Researcher in Biomaterials, Biodegradables, and Biomimetics in the Department of Polymer Engineering at Minho University. Dr. Espregueira-Mendes was President of the European Society of Knee Surgery, Sports Trauma and Arthroscopy (ESSKA) from 2012 to 2014 and he is Treasurer and Chairman of the Publication Committee of ISAKOS. He is a member of the editorial board of Knee Surgery, Sports Traumatology, Arthroscopy. John G. Lane, MD, is a clinician in San Diego who has a voluntary Clinical Associate Professor appointment at the University of California, San Diego in the Department of Orthopedic Surgery.  Dr. Lane is a member of AAOS, AANA, AOSSM, ISAKOS, and ICRS.  Currently he is a member of the membership committee of ICRS and the education committee of ISAKOS. His clinical field of practice focuses on complex knee and shoulder injuries. He has collaborated with Professor Amiel at UCSD since 1989, working in the fields of ligament and cartilage. He has received grants for a variety of research projects and is currently collaborating with Dr. Alberto Gobbi of Milan in evaluating the effects of adipose-derived stem cells in the treatment of articular cartilage lesions. He has published 26 peer-reviewed manuscripts and one book chapter.Mustafa Karahan, MD, is Adjunct Professor of Orthopaedics at the Department of Orthopaedics, Acibadem University, Istanbul, Turkey, where he is actively involved in CASE (Center for Advance Simulation and Training), which hosts European Basic Arthroscopy Courses. Dr. Karahan is an internationally active orthopedic surgeon who works mainly on sports traumatology, knee surgery, shoulder surgery, and arthroscopy. He founded the Marmara University Sports Sciences and Health Research Center in Istanbul in 2004. Dr. Karahan is an Executive Board Member of ESSKA and Editor of ESSKA Academy, the online teaching portal of ESSKA. He is also the vice Chair of the Publication Committee of ISAKOS. He has published more than 70 scientific articles in peer-reviewed journals and is an editorial board member of the American Journal of Sports Medicine (AJSM), Arthroscopy, KSSTA, and Journal of ISAKOS.

• Introduction.- Muscle.- Tendon.- Ligaments.- Menisci.- Bone.- Cartilage.

Alberto Gobbi, MD is a board-certified surgeon and specialist in Orthopedics and Traumatology and Sports Medicine. In his youth he played sport at a national level. He performs scientific, surgical and educational activities at a national and international level. He currently serves as the Vice president of ICRS (International Cartilage Repair Society) and Chair of their Education Committee. He holds various other positions within some of the most prestigious medical societies in the field of orthopedics, arthroscopy, sports medicine and scientific research. He is also a Visiting Professor at University College San Diego where he lectures several times a year. He has published hundreds of peer review articles and has been Editor on books and book chapters for various publishing houses. Dr. Gobbi’s office is located in Milan, he is also Founder and President of O.A.S.I. Bioresearch Foundation Gobbi Onlus, a Non-Profit Organisation, accredited by the Italian Ministry of Health and recognized as an International Teaching Center by ISAKOS (International Society of Arthroscopy, Knee Surgery & Orthopaedic Sports Medicine) and ICRS (International Cartilage Repair Society). The O.A.S.I. Foundation promotes research into cartilage, joint aging and sports lesions through a network of collaborators from all over the world.Joao Espregueira-Mendes, MD, PhD, has been Professor of Orthopaedic Traumatology and Chairman of the Orthopaedic Department at Minho University, Portugal, since 2005. In addition, he is Director of Clínica do Dragão - Espregueira-Mendes Sports Centre - FIFA Medical Centre of Excellence, FC Porto Dragão Stadium, Porto, Portugal. His further posts include Orthopaedic Surgeon of FC Porto and Senior Researcher in Biomaterials, Biodegradables, and Biomimetics in the Department of Polymer Engineering at Minho University. Dr. Espregueira-Mendes was President of the European Society of Knee Surgery, Sports Trauma and Arthroscopy (ESSKA) from 2012 to 2014 and he is Treasurer and Chairman of the Publication Committee of ISAKOS. He is a member of the editorial board of Knee Surgery, Sports Traumatology, Arthroscopy. John G. Lane, MD, is a clinician in San Diego who has a voluntary Clinical Associate Professor appointment at the University of California, San Diego in the Department of Orthopedic Surgery.  Dr. Lane is a member of AAOS, AANA, AOSSM, ISAKOS, and ICRS.  Currently he is a member of the membership committee of ICRS and the education committee of ISAKOS. His clinical field of practice focuses on complex knee and shoulder injuries. He has collaborated with Professor Amiel at UCSD since 1989, working in the fields of ligament and cartilage. He has received grants for a variety of research projects and is currently collaborating with Dr. Alberto Gobbi of Milan in evaluating the effects of adipose-derived stem cells in the treatment of articular cartilage lesions. He has published 26 peer-reviewed manuscripts and one book chapter.Mustafa Karahan, MD, is Adjunct Professor of Orthopaedics at the Department of Orthopaedics, Acibadem University, Istanbul, Turkey, where he is actively involved in CASE (Center for Advance Simulation and Training), which hosts European Basic Arthroscopy Courses. Dr. Karahan is an internationally active orthopedic surgeon who works mainly on sports traumatology, knee surgery, shoulder surgery, and arthroscopy. He founded the Marmara University Sports Sciences and Health Research Center in Istanbul in 2004. Dr. Karahan is an Executive Board Member of ESSKA and Editor of ESSKA Academy, the online teaching portal of ESSKA. He is also the vice Chair of the Publication Committee of ISAKOS. He has published more than 70 scientific articles in peer-reviewed journals and is an editorial board member of the American Journal of Sports Medicine (AJSM), Arthroscopy, KSSTA, and Journal of ISAKOS.

• Introduction.- Muscle.- Tendon.- Ligaments.- Menisci.- Bone.- Cartilage.