Patent ID: 7687264

Claim:
A bone-decalcifying agent comprising: a) a calcium desolving agent for desolving calcium ions of bones, wherein the calcium desolving agent is present in an amount of 0.0001% to 20% by weight in the bone-decalcifying agent, wherein the calcium desolving agent is selected from the group consisting of ethylenediaminetetraacetic acid and formic acid; and b) a bubble-forming agent for generating microbubbles when the bone-decalcifying agent is exposed to ultrasonic vibration, wherein the bubble forming agent is 999 mg of galactose and 1 mg of palmitic acid per gram of the bubble forming agent, and wherein the bubble forming agent is present in an amount of 0.0001% to 50% by weight in the bone-decalcifying agent.