Stem Cells Doctors Abroad — Page 15

Assoc. Prof. Orhan Ünal Zorba, MD, is a urologist focused on andrology and endourology. He has about 25 years of experience. He currently sees patients at Private TUSA Hospital. He started there on 8 June 2026.

His academic work includes 29 international and 13 national publications and 7 book chapters. He has given at least 9 presentations at international congresses. His studies have been presented at EAU, ESSM, ICS, and EULIS meetings. He served as Assistant and Associate Professor of Urology from 2009 to 2016. He is a member of the Istanbul Medical Chamber, the Turkish Association of Urology, the Turkish Society of Andrology, and the Eastern Black Sea Association of Urologists.

Key areas include male infertility (micro‑TESE; outcomes in 191 patients with non‑obstructive azoospermia), microsurgical varicocele repair, prostate surgery (HoLEP, TURP), endoscopic stone surgery (URS, PCNL), and uro‑oncology. He speaks English.

Dr. Kwangyeal Lee is an orthopedic surgeon at Nanoori Hospital in Seoul. He specializes in arthroscopic and total replacement surgeries for the knee and shoulder. Dr. Lee is the current President of Gangnam Nanoori Hospital. He treats a wide range of sports injuries and degenerative joint conditions.

• Holds personal certifications from the Korean Knee Society and the Asia-Pacific Orthopedic Association.
• Performs specialized procedures including MAKOplasty and stem cell therapy for arthritis.
• Heads external cooperation for the Korea Regional Hospital Association.
• Works at Nanoori Hospital, a spine and joint facility certified by the Korean Ministry of Health.

The doctor has extensive experience in occupational medicine, having worked in this field from 2013 to 2014. Prior to that, from 2005 to 2013, the doctor served at Haseki Education and Research Hospital, contributing significantly to the medical community. Additionally, from 1987 to 2013, the doctor was involved with Haliç University, working with the Foundation for Children with Leukemia, showcasing a long-standing commitment to pediatric oncology and research.

Dr. Chin Sze Piaw is the Chairman of the National Stem Cell Registry. He practices interventional cardiology at Beverly Wilshire Medical Centre in Kuala Lumpur. Dr. Chin treats coronary artery disease, heart arrhythmias, and arterial blockages. He holds an MD from the University of Malaya and MRCP from the UK.

• Fellow of the Malaysian National Heart Association.
• Specializes in stem cell therapy for cardiovascular and regenerative conditions.
• Recognized member of the Malaysian Medical Council.
• Practices at a clinic named best for plastic surgery by the IMTJ.

Dr. Sean Hu is a leader in biotechnology and stem cell therapy. He earned a PhD in biochemistry and molecular biology from the University of Gothenburg and Chalmers University of Technology in Sweden. He is the founder, chairman, and CEO of Shenzhen Beike Biotechnology Co., Ltd. He also serves as director of the Shenzhen Beike Cell Engineering Institute.

He was among the first experts recognized by China’s Thousand Talents Program. At Beike, he leads the development and commercialization of adult stem cell therapies. His work focuses on conditions of the brain and spinal cord, and on neurodegenerative and autoimmune disorders. His goal is to make high-quality care more accessible.

Dr. Tahsin Ali Zirh is a neurosurgeon at Medipol Mega University Hospital in Istanbul. He specializes in Parkinson's disease and movement disorders. Dr. Zirh completed research fellowships at Johns Hopkins Hospital and Toronto Western Hospital. He is a member of the European Association of Neurosurgical Societies.

• Performs deep brain stimulation (DBS) for Parkinson's and movement disorders.
• Treats epilepsy, Alzheimer’s disease, and chronic pain using stereotaxic surgeries.
• Provides Gamma Knife and Magnetic Resonance-guided Focused Ultrasound (MRgFUS).
• Works at JCI-accredited Medipol Mega Hospital, which treats over 1,200 daily patients.

Dr. Eduardo Mauricio Calderon Ledesma is an aesthetic doctor and internal medicine specialist at Clinic ICA in Tenerife. He specializes in longevity medicine and regenerative therapies. Dr. Calderon Ledesma applies critical care methods to aesthetic treatments. He works at a facility with ISO 9001:2015 quality management certification.

• Performs rejuvenation therapy using the patient's own stem cells.
• Administers intravenous vitamin C and ozone therapy for cellular health.
• Treats patients seeking longevity and anti-aging health solutions.
• Works at Clinic ICA, a specialized center in Santa Cruz de Tenerife.

The doctor is a professor with a specialization in cell therapy. With a focus on innovative medical treatments, the doctor has contributed significantly to the field through research and clinical applications. The doctor is recognized for expertise in developing advanced therapeutic techniques and has been involved in numerous groundbreaking studies that have advanced the understanding and application of cell therapy in clinical settings.

Dr. Ahmed Dogan is an orthopedic surgeon at Estophia Hospital in Istanbul. He treats musculoskeletal conditions in children and adults. Dr. Dogan specializes in orthopedic oncology and spine surgery. He performs MAKOplasty, a robotic-assisted technique for joint replacements.

• Performs surgical and conservative treatments for scoliosis and spina bifida.
• Treats degenerative joint diseases using stem cell therapy for knees and arthritis.
• Specializes in limb reconstruction for conditions such as syndactyly and valgus deformity.
• Conducts arthroscopic procedures for meniscus tears and rotator cuff repairs.

Dr. Rodi Ertogrul is an orthopedic surgeon at Medipol Acibadem District Hospital in Istanbul. He specializes in arthroscopic surgery, sports injuries, and complex joint reconstruction. Dr. Ertogrul completed fellowships at Balgrist University in Zurich and the Hospital for Special Surgery in the USA.

• Expert in robotic knee replacement and MAKOplasty for high-precision joint surgery.
• Performs advanced shoulder and elbow surgery following prestigious Swiss and US training.
• Member of the Turkish Sports Injuries Arthroscopy and Knee Surgery Association (TUSYAD).
• Works at a JCI-accredited facility using the da Vinci surgery system.