Abstrａｃt
With ｔhe continuous dｅvelｏpｍｅｎt oｆ ｉnｔeｌliｇenｔ contrｏｌ, cliｎｉｃ
ａl rｅsｅarchautomａtioｎ equｉｐｍenｔ ｈas bｅcome a focｕｓ ｏf mｅd
ｉｃａl devicｅs。 It ｃan reduce tｈeprｅssurｅ of sｔafｆ， ｉmｐrove the wｏ
rkｉｎg ｅｆfｉcｉencｙ of ｍeｄical stａffs。 Ｉntrａvenouｓ ｉnｆuｓiｏn iｓ ａ
cｏmmon clinical treａtmｅnt,the ｔreatment ｅfｆect ｉn the vｅin ｏｆ ｔhｅ
ｉnpuｔ,thｉs topic is the design methｏd ｏf the ｉntｅlliｇent infuｓiｏｎ ｓys
ｔem， tｈe schemｅ ｉｓ ｂased ｏｎ ＡT89S51 coｎtrol。 Ｔhｉs sysｔem oper
ａｔion is simple, startｅｄ fast， has an ａｌarm ｆunctｉon and convｅnient cｅ
ntraliｚｅd cｏntrol， ｉs of ｇreａt siｇnificａｎce in moｄerｎ mediｃal enterp
ｒiｓe,pｒoｍote thｅ ｄｅveloｐmｅnｔ of intelliｇｅntｍｅｄical busiｎeｓｓ
autoｍation,is conducive to ｉmpｒoviｎｇ ｔｈe quａlity ｏf mｅdical care．
Tｈe mａｉn fuｎction of this subjecｔ： thｅ circｕiｔ for cｏllectinｇ ｔhe
dｒｏpｌeｔ ｖeｌocitｙ,droplｅｔ veｌｏcitｙ cａn ｂe sｅｔ anｄ coｍｐaｒed，
caｎ display thｅ drｏp spｅeｄ and the reｓt of the iｎfusion time; caｎ sｅt up
their own drop speed； in thｅ infusiｏn oｆ ｒemaｉｎｉｎg liqｕｉd ｖolume ｉ
s lower thaｎ ｔhe sｅt ｖaluｅ， thｅ automatiｃ ａlaｒｍ， oｒiｎfuｓｉoｎ
ｐroｃess theｒe ａｒe ｓpeciaｌ ｃircumstａnces caｎ ａlso alarｍ. Part of the rｅ
ｓｅarcｈ ｂｌanｋ infusｉon system aｄｄeｄ ｔo the dirｅｃtioｎ, hａvｅ imporｔ
ant signｉficance fｏr aｎalyzinｇ the sｔｒucturｅ of the equｉpmｅnｔ anｄ e
ｌｅctronic ｄeｓign reseａｒｃｈ； throuｇh tｈeoｒeticaｌ anaｌｙｓis， a very g
ｏoｄ ａｎaｌyｓis ｏf thｅ thｅｏry ａnd practicｅ basｉs oｆ ｔhｅ ｉｎ
fusion syｓｔｅm． Ｔhｅ rｅsuｌｔs oｆ reｓearch ｏn this topicprovｉdｅs a
ｂundaｎt infoｒｍaｔiｏn fｏr tｈe sｔuｄy oｆtransfｕsiｏｎ systeｍ.
