Anteromedial vs. posteromedial reconstructions—what are the indications and differences in sports injuries?

BY ELMAR HERBST, RYAN MARTIN, MIHO TANAKA AND ARMIN RUNER

Anteromedial vs. posteromedial reconstructions

About the authors:

Prof. Dr. med. univ. Elmar Herbst, PhD, is a trauma surgeon based at the University Hospital Münster. He specializes orthopaedic trauma, and sports injuries. Prof. Herbst has a strong academic and clinical background and is internationally recognized for his contributions to research in knee biomechanics, ligament reconstruction, and fractures around the knee. He has authored numerous peer-reviewed publications and serves as Deputy Editor-in-Chief of Knee Surgery, Sports Traumatology, Arthroscopy (KSSTA), one of the leading journals in the field.

In addition to his clinical and academic work, Prof. Herbst is actively involved in AO Sports, teaching and mentoring medical students and residents, and fostering the next generation of orthopaedic and trauma surgeons. His dedication to advancing surgical techniques and improving patient care continues to impact both the academic and medical communities worldwide.

Dr. Ryan Martin, MD, FRCSC, is a distinguished orthopaedic surgeon based in Calgary, Alberta, specializing in orthopaedic trauma and arthroscopic knee surgery. He serves as an owner of Group23 Sports Medicine, where he leads a multidisciplinary team dedicated to providing comprehensive care for sports-related injuries.

In addition to his clinical practice, Dr. Martin is actively involved in academia as a Clinical Lecturer in Orthopaedic Surgery at the University of Calgary. He is also a member of the McCaig Institute for Bone and Joint Health, contributing to research in orthopaedic surgery.

Dr. Martin serves as the team orthopaedic surgeon for the Calgary Stampeders Football Club and is currently an orthopaedic surgical consultant for the Calgary Wranglers and Calgary Flames.

His commitment to advancing orthopaedic care is further demonstrated through his role A Co-founder and Chief Medical Officer at Tactile Orthopaedics, a Calgary-based company specializing in creating realistic models that replicate knee and shoulder anatomy and the tactile feel of bones and soft tissue to train operating skills.

Dr Miho Tanaka is an orthopedic surgeon who specializes in sports medicine injuries.  She serves as the Director of the Women's Sports Medicine Program at Massachusetts General Hospital and is an Associate Professor of Orthopedic Surgery at Harvard Medical School.

Dr Tanaka's primary research focus is on the biomechanics, imaging and anatomy of the patellofemoral joint. She additionally has interest in improving the understanding of treatment outcomes and injury prevention in female athletes.

Priv.-Doz. Mag. Dr. med. univ. Armin Runer is a consultant orthopaedic and trauma surgeon at the Department of Sports Orthopaedics, Klinikum rechts der Isar, Technical University of Munich, Germany. He specializes in knee-related sports medicine, arthroscopic surgery, and osteotomies.

Dr. Runer served as a research fellow under Prof. Volker Musahl at the University of Pittsburgh, USA, where he gained extensive experience in biomechanics and clinical research.

His research focuses primarily on anterior cruciate ligament (ACL) surgery, knee instability, and cartilage repair. Dr. Runer has contributed to over 90 scientific publications in these areas and has been recognized with several national and international awards, including the ISAKOS John J. Joyce Award for the best arthroscopy paper.

In addition to his clinical and research endeavours, Dr. Runer is an active member of several professional societies, including the German-speaking Arthroscopy and Joint Surgery Society (AGA), the German Knee Society (DKG), the European Society for Sports Traumatology, Knee Surgery and Arthroscopy (ESSKA), and the International Society of Arthroscopy, Knee Surgery and Orthopaedic Sports Medicine (ISAKOS).

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