一、醫用制氧機氧氣濃度是多少
《醫用(yong)分(fen)子(zi)篩(shai)制(zhi)氧(yang)(yang)設備通(tong)用(yong)技術(shu)規范》:以空氣為原料(liao),利(li)用(yong)分(fen)子(zi)篩(shai)變壓(ya)吸附工(gong)藝(yi)生產的(de)(de)氧(yang)(yang)氣。這種(zhong)氧(yang)(yang)氣的(de)(de)氧(yang)(yang)濃度為90%~96%(V/V),剩(sheng)余的(de)(de)組分(fen)主要是氬和氮。一(yi)般來說,會規定醫用(yong)氧(yang)(yang)氣必須達到93%才(cai)算(suan)標準,才(cai)能(neng)在臨床救治中投入使(shi)用(yong)。
二、家用制氧機氧氣濃度是多少
家用制(zhi)氧(yang)(yang)機氧(yang)(yang)氣(qi)濃(nong)度(du)(du)(du)跨度(du)(du)(du)范(fan)圍較大,一般是在30%~90%±3%這個范(fan)圍中。與平均氧(yang)(yang)氣(qi)濃(nong)度(du)(du)(du)約35%一樣,它(ta)適(shi)合上班族和(he)學生。它(ta)可(ke)(ke)以消除疲勞,恢復和(he)改善睡眠;一般60%氧(yang)(yang)氣(qi)濃(nong)度(du)(du)(du)適(shi)合老年人,長期使(shi)用。老年人可(ke)(ke)以延長壽命;對于(yu)患者,90%的(de)氧(yang)(yang)氣(qi)濃(nong)度(du)(du)(du)符合醫用氧(yang)(yang)氣(qi)標準。
三、醫用制氧機氧氣濃度的標準為什么是93%±3%
根據國家食藥監(jian)部分有關規定醫用(yong)(yong)氧(yang)(yang)(yang)(yang)(yang)氣(qi)(qi)(qi)必須達(da)到93%才算標(biao)準,才能(neng)在臨床救治(zhi)中投入使用(yong)(yong)。那(nei)醫用(yong)(yong)制氧(yang)(yang)(yang)(yang)(yang)機氧(yang)(yang)(yang)(yang)(yang)氣(qi)(qi)(qi)濃(nong)(nong)度(du)的(de)(de)標(biao)準為(wei)(wei)什么是(shi)93%±3%?主(zhu)要是(shi)因(yin)為(wei)(wei)人(ren)體在借助醫用(yong)(yong)制氧(yang)(yang)(yang)(yang)(yang)機吸氧(yang)(yang)(yang)(yang)(yang)時,同時還會吸入部分含(han)有20.98%氧(yang)(yang)(yang)(yang)(yang)氣(qi)(qi)(qi)純度(du)的(de)(de)空(kong)氣(qi)(qi)(qi),這樣就(jiu)真(zhen)(zhen)正吸入的(de)(de)氧(yang)(yang)(yang)(yang)(yang)氣(qi)(qi)(qi)濃(nong)(nong)度(du)也會隨之被稀釋。據測試(shi)一(yi)般吸入喉部的(de)(de)氧(yang)(yang)(yang)(yang)(yang)氣(qi)(qi)(qi)濃(nong)(nong)度(du)也就(jiu)在45%左右。在根據人(ren)體結構特征,吸入氧(yang)(yang)(yang)(yang)(yang)氣(qi)(qi)(qi)要經過32級(ji)的(de)(de)衰減過程,其實(shi)真(zhen)(zhen)正下來,93%左右的(de)(de)氧(yang)(yang)(yang)(yang)(yang)氣(qi)(qi)(qi)濃(nong)(nong)度(du),人(ren)體吸氧(yang)(yang)(yang)(yang)(yang)后被利用(yong)(yong)的(de)(de)氧(yang)(yang)(yang)(yang)(yang)氣(qi)(qi)(qi)濃(nong)(nong)度(du)也就(jiu)約為(wei)(wei)30%。因(yin)此為(wei)(wei)了保證(zheng)(zheng)患者能(neng)夠正常接受氧(yang)(yang)(yang)(yang)(yang)氣(qi)(qi)(qi)輔助救治(zhi),氧(yang)(yang)(yang)(yang)(yang)氣(qi)(qi)(qi)濃(nong)(nong)度(du)必須達(da)到93%左右,才能(neng)保證(zheng)(zheng)患者的(de)(de)用(yong)(yong)氧(yang)(yang)(yang)(yang)(yang)需求。
同樣在1988年國家醫藥管理局制定了并頒發了《醫用分子篩制氧設備通用技術規范》中,提到醫用制氧機的氧(yang)氣濃(nong)度(du)要(yao)大于90%,也就(jiu)是咱們(men)統(tong)稱的93%的氧(yang)濃(nong)度(du)。醫(yi)用(yong)制氧(yang)設備按照(zhao)規定屬于二(er)類醫(yi)療器械管(guan)(guan)理,是由省級食品藥(yao)品監(jian)管(guan)(guan)部(bu)門進型(xing)審批、注(zhu)冊。制氧(yang)機都是在(zai)食品藥(yao)監(jian)監(jian)管(guan)(guan)部(bu)門的管(guan)(guan)理范疇之(zhi)內,既適用(yong)于醫(yi)院患者(zhe)輔(fu)助治(zhi)療和特(te)殊行業(ye)的用(yong)氧(yang)需(xu)求,也能為需(xu)要(yao)家庭氧(yang)療的患者(zhe)提(ti)供有效的醫(yi)用(yong)氧(yang)氣。