SURGICAL INK, PRODUCTION METHOD FOR SAID INK, AND SURGICAL PEN USING SAID INK
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United States of America
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Issued Date -
Apr 3, 2025
app pub date -
Feb 17, 2023
filing date -
Feb 17, 2023
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Abstract
A surgical ink is suitable for medical devices that ensure safety in accordance with the sterilization validation and can be widely distributed on the market, and has biocompatibility and writing property, and a surgical pen has good writing convenience. A surgical pen having radiation resistance includes: a cylindrical shaft body portion having a storage part for a surgical ink; and a pen tip portion for discharging the ink at a distal end of the shaft body portion, and the pen tip portion is made of a synthetic resin, and has a bending strength of 1.0 N or more after irradiation with γ-rays of 25 kGy to 70 kGy.
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