The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jun. 11, 2024

Filed:

Aug. 06, 2020
Applicant:

R2 Technologies, Inc., San Ramon, CA (US);

Inventors:

Jesse Rosen, Albany, CA (US);

Kevin Springer, Livermore, CA (US);

Kristine Tatsutani, Redwood City, CA (US);

Michael O'Neil, Dublin, CA (US);

Assignee:

R2 Technologies, Inc., San Ramon, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61F 7/00 (2006.01); A61B 18/02 (2006.01); A61B 18/20 (2006.01); A61B 18/00 (2006.01); A61N 7/00 (2006.01);
U.S. Cl.
CPC ...
A61B 18/0206 (2013.01); A61B 18/203 (2013.01); A61B 2018/00458 (2013.01); A61B 2018/00994 (2013.01); A61B 2018/0237 (2013.01); A61B 2018/2023 (2017.05); A61F 2007/0052 (2013.01); A61N 7/00 (2013.01);
Abstract

Embodiments of the present invention generally relate to methods, devices, and systems for reducing a pigmentation of a skin of a patient. In some embodiments, freezing of the skin may be desirable to effect the hypopigmentation of the skin of the patient. Generally, embodiments may limit supercooling (or promote freezing) of the skin of the patient during a cooling treatment. In some embodiments, coupling fluids are provided to reduce a thermal contact resistance between a cooling treatment probe and the skin of the patient to improve cooling treatment. Optionally, a fluid carrier may be provided to help retain the coupling fluid at the treatment site. In some embodiments, the coupling fluid may include ice nucleating agents to promote ice crystal formation in the coupling fluid during cooling treatment. The ice crystal formation in the coupling fluid may progress into the skin to limit supercooling of the skin during treatment.


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