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来自维基百科,自由的百科全书
皮下注射针是一种可以直接插入人體皮膚的醫療器械[1],它其實是一個非常细的空心管,並且通常要安裝在注射器上,醫務人員通過注射器以及皮下注射針将藥物(生理盐水)注射到人体内,醫務人員也通過注射器以及皮下注射針从人体内採集液体(血液)。
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