New Non-Surgical Technique Developed to Correct Vision
In a development that could mark a turning point for the future of vision correction, researchers in the United States have developed an innovative experimental technique designed to reshape the cornea without the need for surgical incisions or the removal of eye tissue. This approach represents a significant departure from the traditional laser procedures currently in use.
The new technology was developed by a research team led by Michael Hill, a professor of chemistry at Occidental College, and Brian Wong, a surgeon at the University of California. The method utilizes a specialized lens made from platinum that functions as a precision electrode. During the procedure, a low-intensity electrical current is applied to the cornea, which induces a temporary change in the chemical environment within the tissue.
According to the researchers, the electrical current briefly softens the cornea by weakening the chemical bonds that maintain the structure of the tissue. This grants the cornea a high degree of flexibility, allowing it to be reshaped according to the required specifications in less than one minute. Once the process is complete, the pH level within the corneal tissue returns to its natural state, ensuring that the eye retains the new curvature established by the platinum lens.
As part of the initial testing phase, the researchers conducted experiments on 12 rabbit eyes in an ex-vivo setting, with 10 of those samples used to simulate myopia. The results demonstrated the success of the technique in adjusting the shape of the cornea to achieve the desired focus with high precision. Experts note that this methodology differs from traditional laser surgeries, which typically involve the ablation—or removal—of precise portions of the cornea to alter its curvature. Instead, this new technique focuses on the structural reshaping of the tissue itself without any excision.
Despite these positive laboratory outcomes, the researchers emphasized that the technique is still in its early experimental stages and has not yet been tested on humans. The research team indicated that extensive further studies are required to fully evaluate safety standards and ensure the stability of the results over the long term before moving toward clinical trials. While this technology offers a new pathway for the development of non-surgical methods in ophthalmology, the journey toward its adoption as a routine medical procedure requires significant further research and scientific verification.
Source: Syria Focus Arabic
