| 摘要 |
PROBLEM TO BE SOLVED: To give necessary fixture treatment to an upper or lower leg in a short time as an emergency measure for a fracture, dislocation, stroke, abrasion, chafe, burn, or others. SOLUTION: An air sac body 12 filled with a gas is formed out of a plurality of gas chambers 14 communicated with one another. At least one gas filling port 16 is provided in the air sac body 12.
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