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US 11,596,510 B2Granted
Ligature device and method of use
AssigneeChinook Contract Research Inc.
InventorsRichard N. Terry, Merle E. Olson, Nicholas D. Allan
Life of this patent
Estimating the term…
Abstract
The present invention is an apparatus and method for ligation. The ligation apparatus or band provides topical active agent(s) that alleviate pain during various ligature procedures. This invention also relates to a method that includes applying a loop or band around a body part for elastomeric ligation, whereby the band material supplies a topical active agent (s) to the body part to reduce the pain of ligation.
Claims5
A method of making a ligation band configured for topical control of pain during use, the method comprising:
- providing a ligation band formed from an elastomeric material;
- preparing a solution comprising a solvent selected to swell the elastomeric material, one or more anesthetics, and one of a skin permeation enhancer or a skin penetration enhancer;
- submersing the ligation band in the solution to thereby infuse the ligation band with the solution;
- removing the ligation band from solution;
- and
- drying the ligation band to remove the solvent therefrom, whereby the one or more anesthetics, and one of a skin permeation enhancer or a skin penetration enhancer are distributed within and throughout the ligation band.
3 more elements
Dependencies are inferred from the claim text.