Medical device and method of manufacturing same
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United States of America
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Mar 11, 2025
Grant Date -
Jan 13, 2022
app pub date -
Dec 5, 2019
filing date -
Dec 5, 2019
priority date (Note) -
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Abstract
A medical device including a substrate and a hydrophilic polymer layer and satisfying the following conditions: (1) that the hydrophilic polymer layer is on at least a part of the substrate; (2) that the hydrophilic polymer layer contains: a hydrophilic polymer having an acidic group; and a compound having an acidic group and a ring structure; and (3) that a time during which a liquid film is retained on the surface of the medical device (a liquid film retention time) is 10 seconds or more after the medical device is stationarily immersed in a phosphate buffer solution, pulled up from the phosphate buffer solution, and retained in the air. The present invention provides a medical device in which a surface of a substrate is hydrophilized, and a method for manufacturing same by a simple method.
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