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Dr. Masashigue Kuwayama

Cryopreservation of embryos · Egg freezing


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The Fertility Center

Baja California, Mexico



Contact Information

NewCity Medical Plaza, Piso #28 Ave, Paseo del Centenario 9580, Zona Urbana Rio, C.P. 22010 Tijuana, B.C.


Meet the Pioneer in Cryopreservation: Dr. Masashige Kuwayama Are you in search of a true visionary in the world of assisted human reproduction? Look no further than Dr. Masashige Kuwayama, a distinguished Japanese scientist and the renowned "Father of Vitrification." Dr. Kuwayama's groundbreaking research has not only shaped the field of assisted reproduction but has also brought joy to countless families worldwide. A Legacy of Innovation Dr. Kuwayama's extensive medical career is marked by innovation and a relentless pursuit of excellence. His pioneering work in the field of cryopreservation, particularly vitrification, has laid the foundation for advancements in assisted human reproduction. In 1999, he revolutionized the field by inventing the Cryotop vitrification method for human oocytes, a breakthrough that forever changed the possibilities of preserving fertility. Changing Lives, One Cryotop at a Time Dr. Kuwayama's contributions to vitrification led to the creation of the world's first bank for human oocytes in 2001. His tireless dedication culminated in a historic milestone – the birth of the first babies from vitrified ovules in the United States and Japan in 2000, all made possible by the innovative Cryotop method. A Respected Leader in Reproductive Science Dr. Kuwayama's impact on the field extends beyond his groundbreaking research: He serves as the Scientific Director of the Kato Ladies Clinic in Tokyo, Japan, where his visionary leadership continues to transform the lives of patients. As the Director of the Japanese Society of Embryologists, he actively shapes the direction of reproductive science in Japan. Dr. Kuwayama is also the Director of the Private Center Repro Support Medical Research Center in Japan, where his commitment to excellence is unwavering. A Prolific Scholar With a commitment to advancing the frontiers of knowledge, Dr. Kuwayama is the author and co-author of over 100 scientific articles and book chapters. His work not only informs but also inspires future generations of scientists and practitioners in the field of reproductive medicine. Recognitions and Certifications Dr. Kuwayama's contributions have earned him well-deserved accolades: In 2015, he was honored as the "Embryologist of the Year" by the American College of Embryology. He is a member of esteemed organizations such as the American Society for Reproductive Medicine, the Japanese Society for Microbiology and Biotechnology, and the International Embryo Transfer Society. Your journey to parenthood deserves the best care, and that care begins with the visionary Dr. Masashige Kuwayama. Schedule a consultation today and take the first step toward realizing your dream of starting or expanding your family. With Dr. Kuwayama, you have a trusted partner dedicated to making your dreams come true.