Patent ID: 9644880
Date: 2017-05-09
CPC Classifications: A41D,A61F,F25D

Claim:
1. A cooling device, comprising: a flexible, elongated body member having a first end portion and a second end portion, the elongated body member forming an elongated cavity extending substantially between the first end portion and the second end portion, the cavity having a first substance disposed within the cavity; at least one rupturable compartment contained within the cavity, the compartment having a second substance disposed within the compartment; and fastening means disposed on at least one of the first end portion and the second end portion for detachably fastening the first end portion to the second end portion to secure the cooling device around a circumference of a body part, or adjustably attached to secure the cooling device around a circumference of a body part, or disposed within an external accessory device that holds the cooling device and can be fastened around a circumference of a body part, wherein the first substance is ammonium nitrate or urea and the second substance is water.