Hydrophilic coatings for medical implements

Details Hydrophilic coatings for medical implements Hydrophilic coatings for medical implements

2006-03-21

2006-03-21

Yoon, Tae H. (Department: 1714)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Processes of preparing a desired or intentional composition...

C523S112000, C524S603000, C422S067000, C427S002100, C427S002240, C427S002280

Reexamination Certificate

active

07015262

ABSTRACT:
Compositions, methods, devices and kits utilizing water-based hydrophilic coating formulations on medical implements. The composition for applying a coating comprises a sulfonated polyester, water, and a surface active agent. Methods for coating a medical implement comprise providing an aqueous dispersion comprising sulfonated polyester and surface active agent, contacting the medical implement with the aqueous dispersion, and drying the medical implement. Methods for acquiring a sample of bodily fluid from a patient comprise coating a needle with a sulfonated polyester, penetrating the needle into the patient, and drawing bodily fluid through the needle.

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