SYSTEM AND METHODS FOR FILLING ACCOMMODATING INTRAOCULAR LENSES WITH LIQUID
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United States of America Patent
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Issued Date -
Apr 27, 2023
app pub date -
Oct 20, 2022
filing date -
Oct 21, 2021
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Abstract
A filling apparatus for filling a lens device with a volume of optical liquid including a dispensing system, a venting system having a vacuum pump and a vacuum chamber, a measurement system, and a lens device holding system. The dispensing system includes a source of optical liquid, a positive displacement pump, and a filling needle having a lumen in fluid communication with the source of optical liquid. The filling needle is configured to penetrate an injection zone of the lens device for filling an internal chamber of the lens device. The measurement system is configured to measure a lens zone of the lens device. The lens device holding system includes a lens fixture for maintaining a position of the lens device relative to the filling needle and the measurement system. Related systems, devices, and methods are provided.
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