Knee Osteoarthritis Doctors Worldwide

Prof. H. Mustafa Özdemir is a Professor of Orthopedics and Traumatology at Istanbul Medipol University Faculty of Medicine. He has more than 30 years of clinical and academic experience. He specializes in adult and pediatric spine surgery. His focus includes spinal deformities, degenerative spine disorders, spinal trauma, and complex spinal reconstruction.

He completed a spine surgery fellowship at Johns Hopkins University. He also received clinical training at Heidelberg University. He has served as Chief Physician and Head of Orthopedics and Traumatology at major teaching hospitals. He is active in medical education and contributes to orthopedics and spine surgery through his academic and clinical work.

Prof. Adnan Kara is an orthopedic surgeon. He specializes in limb reconstruction, osseointegration for prosthetics, and amputation surgery. He has performed over 10,000 successful orthopedic procedures.

Expertise: limb lengthening with the PRECICE® 2 Magnetic Nail. Reconstruction of complex bone defects with the PRECICE Bone Transport Nail. Computer-assisted external fixation for complex deformities, osteomyelitis, and bone infections.

Clinical focus: management of limb-length differences, complex bone loss, and post-traumatic deformities. He provides personalized, evidence-based care to restore mobility and function.

As a specialist at the clinic, Tae Kyun Kim is the TK Chief Physician (TK Kim MD, Ph.D) with a clinic-highlighted 16,000 knee surgery experience, including 7,000 cases from Seoul National University Bundang Hospital. His knee-focused practice is reinforced by fellowships in joint replacement in Louisville and sports medicine and biomedical engineering training at Johns Hopkins. He also serves in academic leadership roles at Seoul National University and maintains long-term memberships in major Korean orthopaedic societies.

As a specialist at the clinic, Moon Jong Chang brings 25 years of orthopaedic experience dating back to his 1992 residency at Seoul National University Hospital. His focus is knee surgery and joint replacement, supported by fellowships in joint replacement in Louisville and sports medicine training at Johns Hopkins. He also completed research fellowships in biomedical engineering at Johns Hopkins University, bridging surgical care with evidence-focused outcomes.

Dr. Ömer Can ÖZKAN is a specialist at Tusa Hospital with an “Online Appointment” option on the doctor page. His profile is associated with hand surgery and is categorized as a leg surgery specialist in the available summary. Patients can schedule through the hospital’s randevu system.

Graziela Afonso Ribeiro is a specialist at the clinic in Lorena-SP and leads the Orthopedics sector at AME Lorena. With 20+ years in Orthopedics and Orthopedic Trauma, she focuses on hip care—using a detailed gait and mobility assessment to guide conservative treatment and surgical referral when needed. Her training includes Orthopedic Trauma specialization at UNIFESP (2011) and Hip Surgery specialization at Hospital Universitário de Taubaté.

Emrah KOVALAK is a Prof. Dr. orthopedist at BHT CLINIC Istanbul Tema Hospital. His listed expertise includes knee and hip arthrosis, knee and hip arthroplasty, and revision arthroplasty surgery. He also lists trauma surgery and arthroscopic surgery, with work history across multiple hospitals in Istanbul and beyond.

Karl Philipp Kutzner is a specialist at ENDOPROTHETICUM Rhein-Main, focusing on modern hip and knee endoprosthetics (Hüft-TEP/Knie-TEP). He helps patients receive the right implant strategy—from classic knee TEP to patient-specific implants and partial replacements like Schlittenprothese (PFJ). His practice also includes short-stem hip prostheses (Kurzschaftprothese) and bilateral endoprosthetics in one operation when appropriate.

Benjaporn Ngamratchada is an experienced physiotherapist and Pilates specialist. She is the Clinic Manager at Le Physio Clinic and a Senior Physio Pilates Instructor at The Balance Pilates. She graduated with first-class honors in Physical Therapy from Mae Fah Luang University. She holds professional license no. 12676.

Her expertise includes musculoskeletal injuries, post-operative rehabilitation, and sports recovery. She combines Manual Therapy and Myofascial Release with Clinical Pilates. She treats complex cases such as scoliosis and herniated nucleus pulposus. She also provides prenatal, postnatal, and elderly care with a focus on long-term results.

Dr. Pablo Mena Mena is a physician and orthopedic surgeon with more than 32 years of experience. He practices orthopedics, traumatology, regenerative medicine, and orthomolecular medicine. He is the Medical Director of VITALYS Sports Medicine in Medellín, Colombia. He is an expert in biological therapies and has performed more than 5,000 surgeries.

At VITALYS, he leads comprehensive regenerative care. He offers stem cell therapies for degenerative diseases, sports injuries, and chronic illnesses. He also provides exosome therapies for tissue regeneration and anti-aging. His services include platelet-rich plasma (PRP), viscosupplementation, and regenerative orthopedics.

His practice also addresses hair loss, aging and anti-aging, and chronic diseases. He uses medical cannabis when appropriate. His focus is bioregenerative medicine that supports the body's ability to repair damaged cells.

Atakan Ezici is a specialist at the clinic and contributes as a blog author on orthopedics and traumatology. His practice centers on arthroscopic sports surgery—especially knee arthroscopy and arthrofibrosis release—using minimally invasive camera-based techniques. For knee osteoarthritis and pain, he also describes hyaluronic acid “liquid knee prosthesis” (hydrogel) injections as a non-surgical option.

Yakup Alpay is a specialist at the clinic and is described in clinic content as an Orthopedics and Traumatology specialist. His surgical scope includes hip replacement and hip arthroscopy, and he also performs robotic knee replacement surgery with robot-assisted bone cuts and navigation. For pain syndromes, he offers piriformis injections and, when conservative care fails, piriformis tenotomy. For complex bone defects, his materials describe vascularized fibula transfer (“damarlı fibula”) as a biological reconstruction method.

Andrzej Suwara is a specialist at the clinic, focused on knee and hip endoprosthetics. He performs robotic knee replacement with the ROSA system and hip replacement using the Direct Anterior Approach (DAA). His work also includes arthroscopy and ultrasound-guided diagnostics as part of comprehensive orthopedic care.

Sarthak Walia is a specialist at the clinic as a Complex Trauma & Joint Reconstruction Surgeon. He focuses on primary and revision knee/hip replacement, non-union and periprosthetic fracture management, and complex adult and paediatric trauma. His profile also notes multiple PubMed and Scopus-indexed publications and robotic MAKO-assisted knee and hip replacement.

Rafael F. Cruz is a specialist at the clinic and Medical Director of the Kentuckiana Ketamine Institute. With 30+ years of experience in regenerative, functional, and integrative medicine, he combines physician-monitored ketamine therapy with image-guided regenerative injections, including perispinal etanercept (PSE). Consultations are $400 paid in advance and can be done in person or via telemedicine/Zoom.

Venkatesh Movva is a specialist at the clinic and the founder of its regenerative orthopedic program. He brings over 32 years of orthopedic experience and has performed more than 10,000 procedures. His non-surgical approach combines fellowship training in Sports Medicine, board certification in Pain Management, and image-guided regenerative therapies such as PRP, Stem Cell Therapy, and BMAC.