Scrub-resistant ink and methods and apparatus for fabrication and use thereof
Number of patents in Portfolio can not be more than 2000
United States of America
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Dec 21, 2021
Grant Date -
Dec 17, 2020
app pub date -
Sep 1, 2020
filing date -
Sep 1, 2020
priority date (Note) -
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Abstract
Scrub resistant inks and methods and apparatus for fabrication and use thereof are provided. Scrub-resistant ink compositions may include a dye for marking skin; and a solvent dissolving a marking effective amount of the dye, wherein the solvent comprises about 0.1 to about 90 percent of a polar aprotic solvent. Apparatus for marking patients may include an ink reservoir; an ink dispenser having a fluid connection to the ink reservoir to dispense the ink at a desired rate to mark a patient; and a scrub resistant ink disposed in the ink reservoir. Methods for forming scrub-resistant ink compositions may include providing a marking effective amount of a dye suitable for use in marking skin; and mixing the dye with a first solvent comprising 0.1% to 90% of a polar aprotic solvent. Methods of marking patients may include applying an ink as recited above to a body part of the patient.
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