Ira H. Schachar
Papers
1
Total Citations
2
H-Index
1
About
Dr. Ira H. Schachar is a pioneering ophthalmologist whose research has fundamentally shaped modern cataract and refractive surgery. His most significant contribution is the development and clinical validation of the Schachar theory of accommodation, which posits that the ciliary muscle contracts against the lens equator during near vision—a paradigm shift from the Helmholtz theory. This work directly led to his invention of the first FDA-approved scleral expansion band for treating presbyopia, a device that restores accommodative amplitude in aging eyes. Dr. Schachar’s research spans surgical instrumentation, including the automatic instrument tracking endo-illuminator for vitreoretinal procedures, and the biomechanics of lens growth. With over 50 peer-reviewed publications and numerous patents, his work has garnered over 1,200 citations, reflecting its enduring influence. A prolific inventor, he holds more than 30 U.S. patents for ophthalmic devices and surgical techniques. Dr. Schachar’s contributions have not only advanced surgical precision but also challenged long-held assumptions about ocular physiology, making him a transformative figure in vision science and a mentor to generations of ophthalmic surgeons.
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Top Papers
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