您要查找的是不是:
- All individuals underwent transcranial Doppler ultrasonography (TCD) with assessment of mean blood flow velocity (MV) in the MCAs. 所有對象都通過經顱多普勒測定大腦中動脈的平均血流速度。
- Objectives To evaluate the fetal blood flow velocity waveforms (FVWs) in relation to the perinatal outcomes. 目的探討胎兒血流速度波型與圍產兒結局的關係及高危妊娠胎兒缺氧時血液動力學變化的特點。
- Objective To investigate the influence of cardiac motion on the measurement of Doppler blood flow velocity through an in vitro model. 目的通過體外模擬實驗,研究心臟運動對頻譜多普勒血流速度測定的影響。
- The detection of blood flow velocity can help diagnose vascular diseases such as angiosclerosis , angiostenosis or angiemphraxis. 血液流速的檢測有助於診斷血管硬化、狹窄或阻塞等血管類疾病。
- Brachial artery diameter and blood flow velocity were measured with the Doppler ultrasound at basal and at hyperemic condition respectively. 結果CHD患者肱動脈加壓前後的血管直徑和血流速度變化百分比明顯小於正常對照組;
- PVs' number, diameter or blood flow velocity and the clinical stages, with a relationship index of 0.48, 0.55 and 0.51, respectively (P<0.05). 結果:彩色多普勒超聲檢出交通靜脈擴張的「數目、內徑及血流速度」與患者臨床表現分級呈正相關,相關係數分別為0.;48、0
- Non-vasovagal response was defined gradual onset of substantial change of heart rate, blood pressure, or cerebral blood flow velocity. 單獨長時間傾斜組測驗的結果為:陰性反應26人(70%25),非血管迷走反應11人(30%25),血管迷走反應0人;
- The results showed that the group of liver yang overactivity was mainly manifested by mean blood flow velocity increasing in MCA of the affected side. 為探討現代醫學影像檢測技術與頭風證辨證分型中之肝陽上亢、痰濁上擾型的相關性對122例肝陽上亢、痰濁上擾型頭風證病人進行了經顱多普勒檢測及對照分析。
- Objective To investigate the effect of sodium nitroprusside(SNP) on cerebral blood flow velocity (CBFV)and cerebral vessel resistance. 目的研究硝普鈉在冠狀動脈搭橋手術中對腦血流速度的影響及在提高大腦供血供氧方面的意義。
- A Phantom Study of Blood Flow Measurement by Color Doppler Velocity Profile 運用彩色多普勒流速剖面圖測定血流量的實驗研究
- Results The increased percentage of the brachial artery diameter and blood flow velocity at hyperemic condition was lower in patients with CHD than that in normal controls. 而舌下含服硝酸甘油前後肱動脈內徑及血流速度變化百分比在兩組之間無明顯差異。
- The blood flow velocity of mitral during early diastole(E)and atrial contraction(A)were also measured by pulsed Doppler echocardiography and E/A ration was calculated. 結果正常組舒張早期峰值速度(E)>左房收縮期峰值速度(A),E/A>1;
- Influence of Flow Velocity Profile on Mixing Effect in Micromixer 速度流型對微混合器混合效果的影響
- Resultes 1.Compared with control group on the first day, renal artery blood flow velocity and flow volume of asphyxiated group were decreased and resistance was increased. 結果1.;窒息后新生兒第1天腎動脈血流速度和血流量較正常對照組低下,阻力增加,這種改變隨窒息程度加重而加重。
- The vascular wall shear rate measurement, unambiguous turbulence measurement and maximum blood flow velocity correction methods using transverse Doppler technique were represented, and in vitro and in vivo experiment results were reported. 本文提出了利用橫向多普勒技術估計血管剪切率、進行無模糊湍流測量以及最大血流速度校正的新方法 ,設計了多通道橫向多普勒系統 ,實驗結果證實了橫向多普勒技術在血流動力學領域應用的有效性。 本文從應用方面擴展了橫向多普勒技術的研究領域。
- Cerebral blood flow velocity of arteriae cerebri media (MCA) and arteriae cenebri anterior (ACA) increased by 15.4% and 11.4% respectively compared with those before treatment (P<0.05). 患側大腦中動脈(MCA)及大腦前動脈(ACA)的血流速度比治療前分別增加15.;4%25及11
- The systolic end diastolic and mean blood flow velocity of arteria cerebri anterior and middle cerebri anterior descended significantly in postnatal 24h comparison with the control group(P<0.01). 出生后24小時;窒息新生兒大腦中動脈、大腦前動脈收縮期及舒張末期血流速度均下降;尤其以舒張末期血流下降為明顯;與正常組比較;差異有極顯著性意義(P<0.;01)。
- Methods Blood flow velocity in CRA and OA and change of hemorheology in 33 patients with CRVO and 33 controls were measured by color doppler imaging (CDI) using Acuso N-128XP/10(USA). 方法 採用美國AcusoN12 8XP/ 10彩色多普勒成像 (CDI)技術檢測 33例CRVO患者和 33例正常人CRA OA血流動力學及血液流變學改變。
- What then is the ideal velocity profile for a missile? 什麼是導彈理想的速度分布圖呢?