OBJECTIVE To evaluate the effects of different priming schemes of cardiopulmonary bypass (CPB) with ultrafiltration on organ edema in low weight infants with congenital heart disease (CHD) undergoing open heart surgery.
目的 在超濾技術(shù)的保障下探討低體重先心病嬰幼兒體外循環(huán) (CPB)常規(guī)預(yù)充和全血預(yù)充對(duì)患兒術(shù)后水潴留的影響。
OBJECTIVE To investigate the the effect of different priming methods on the cardiopulmonary bypass(CPB) quality change and perioperative recovery.
目的 探討兒童心臟手術(shù)中不同預(yù)充方法對(duì)圍術(shù)期恢復(fù)的影響。
It is disputed whether glucose-containing priming should be used.
體外循環(huán)預(yù)充液成分是否應(yīng)含糖一直存在爭(zhēng)議 ,本文就預(yù)充液含糖的影響及其機(jī)制作一綜述。
The chip has a 64-step gray scale control using the PWM method and two-step voltage pre-charge technology to pre-charge the OLED pixels.
設(shè)計(jì)出了一種實(shí)現(xiàn)64級(jí)灰度顯示的單片混合信號(hào)驅(qū)動(dòng)芯片,它采用脈沖寬度調(diào)制方法和兩級(jí)電壓預(yù)充方式,適用于驅(qū)動(dòng)132×64像素的無(wú)源OLED顯示屏。
The paper presents two novel PM-OLED column driver circuits with different grayscale modulation methods and pre-charge methods.
針對(duì)兩種采用不同灰度調(diào)制方式和預(yù)充方法的新型無(wú)源OLED顯示列驅(qū)動(dòng)電路進(jìn)行研究和設(shè)計(jì)。
Study to TSC Reactive Power Compensation Equipment with Pre-charge Dynamic Non-transition Process;
通過(guò)晶閘管投切電容器組的電路模型,運(yùn)用拉氏變換分析了無(wú)過(guò)渡過(guò)程投切電容器的兩個(gè)必要條件,以及滿(mǎn)足該條件的主電路的結(jié)構(gòu)和觸發(fā)時(shí)應(yīng)解決的問(wèn)題;詳細(xì)分析了預(yù)充電無(wú)過(guò)渡過(guò)程TSC主電路的工作原理;針對(duì)現(xiàn)有的觸發(fā)電路調(diào)試復(fù)雜、運(yùn)行易受環(huán)境影響的特點(diǎn),以其工作波形為基礎(chǔ),以星形連接的晶閘管投切電容器組為例,闡述了預(yù)充電動(dòng)態(tài)無(wú)過(guò)渡過(guò)程TSC觸發(fā)電路的設(shè)計(jì)應(yīng)注意的事項(xiàng)、實(shí)現(xiàn)的途徑及原理框圖,該電路通過(guò)了實(shí)驗(yàn)室驗(yàn)證,文章在最后得出了合理的結(jié)論。