Patent ID: 8778883

Claim:
A kit for producing a foamed biocompatible material for tissue repair, comprising: a container configured to sustain a high pressure of greater than 1 atm and less than 250 atm, and a tissue-repair composition placed in the container, the composition containing a neutralized and homogeneous solution at pH 6-8 that includes a biocompatible material, wherein the biocompatible material consists of collagen at a concentration of 1%-10%, a liquid carrier that is water, physiological saline, or phosphate buffered saline, and a gas that is air, oxygen, nitrogen, or carbon dioxide, wherein the container has an internal pressure of greater than 1 atm and less than 250 atm, and includes a valve and a nozzle for releasing from the nozzle a foam formed of the composition upon opening the valve, and wherein the kit is free of a cross-linking agent.