Study of Self-Navigation Fast Spin Echo Technology at Low Field MR Scanner 低场自导航快速自旋回波技术的研究
Implementation of Self-navigated Motion Correction Fast Spin Echo Technique at Low Field MRI System 自导航快速自旋回波在低场MRI上的实现
Objective To discuss the value of fluid attenuated inversion recovery ( FLAIR) and fast spin echo ( FSE) in MRI of the brain. 目的探讨脑脊液衰减翻转恢复(FLAIR)与快速自旋回波(FSE)在颅脑的应用对比价值。
The shape of NMR spin echo in ferromagnetic alloy 铁磁合金中核磁共振自旋回波的形状
Self-Diffusion Coefficients of Polymer in Polymerization Measured with Pulsed Field-Gradient NMR Spin Echo Methods 用加脉冲梯度场的NMR自旋回波法测量高分子聚合过程中的自扩散系数
Improved detection of hepatic solid lesions with spin echo echo planar imaging ( SE EPI) T_2 weighted sequences 利用自旋回波平面成像T2加权序列提高肝脏实性病变的检出率
Coronal images of femoral marrow with the techniques of spin echo and fast field echo ( FFE) were obtained. 对股骨骨髓进行SE、快速场回波序列(fastfieldecho,FFE)冠状面成像。
In this paper, the circuit for getting rid of 90 °& 180 ° impulse from Spn Echo Spectrometer is designed, The circuit apply to detect weak Spin Echo Signal together with Boxcar Integrator and Spin Echo Spectrometer, and improved dynamic range greatly. 设计了除去自旋回波谱仪输出的90°脉冲信号电路,该电路的设计可实现利用Boxcar积分器和自旋回波谱仪测量微弱的自旋回波信号,较大地提高Boxcar积分器的输入动态范围。
Simple method for monitoring spin echo and determination of relaxation time in pulse NMR 自旋回波的简易观测方法及共振弛豫分析
METHODS Using SIEMENS 0.2T Magnetom Open Viva, 21 cases of multiple sclerosis patients were scanned with T 1-WI and T 2-WI of spin echo series and 4 cases were performed magnetic resonance enhancement by using magnevist. [方法]用SIEMENS0.2TMagnetomOpenViva磁共振成像仪,对21例多发性硬化症病人进行自旋回波(SE)序列T1WI及T2WI,对4例行磁共振增强扫描。
The supplementary circuit design for weak spin echo signal detection 测量弱自旋回波信号辅助电路设计
The sensitivity of T 2-WI was highter than that of T 1-WI in spin echo series. 在自旋回波序列中,T2WI对多发性硬化症的敏感性高于T1WI。
Materials and Methods Double Inversion Recovery Fast Spin Echo ( DIR FSE), Fast cine and SE T_1WI of MRI and Echocardiography were performed on 38 cases with CCHD. X-ray angiography was performed on 8 cases. 资料与方法对38例CCHD进行双翻转恢复快速自旋回波(DIR-FSE)、快速电影(Fast-Cine)及SET1WI序列MRI及心脏B超检查,其中8例行X线心血管造影。
In this study contrast enhanced frequency selective presaturation T1 weighted images and contrast enhanced spin echo T1 weighted images in 32 cases were detected and analysed comparatively regarding enhancing lesions and the signal intensity of enhancing lesions. 对32例病人同时作增强-FS-T1加权图像和增强自旋回波(SE)T1加权图像。用病变显示程度和病灶信号强度两项指标进行对比分析。
Materials and methods 11 cases were examined with MRI for both T1-weighted and T2-weighted axial and sagittal images ( spin echo) at the lumbar-sacro segment of the cord. 4 cases were scaned on CT for axial images. 10 cases were examined with x-ray radiography. 材料与方法11例病人行脊髓腰骶段轴位及矢状位的T1及T2加权像扫描(自旋回波),4例病人曾行CT轴位扫描,10例病人行X线平片检查。
MRCP was acquired using two-dimensional single slice fast spin-echo sequence and HASTE ( half-fourier acquisition single-shot fast spin echo) sequence. MRCP成像方法有二维单层快速自旋回波(FSE)序列及半傅立叶单次激发快速自旋回波(HASTE)序列。
MRH used non breath hold Turbo Spin Echo sequence ( TSE) with respiratory triggering and fat suppression techniques. MRH采用不屏气涡轮自旋回波(TSE)序列,同时应用呼吸门控和脂肪抑制技术。
Purpose: To evaluate the value of fast spin echo ( FSE) and single shot fast spin echo ( SSFSE) sequences for magnetic resonance cholangiopancreatography ( MRCP). 目的:探讨快速自旋回波(FSE)及单次激发快速自旋回波(SSFSE)对磁共振胆胰管成像(MRCP)的临床应用价值。
Spin echo ( SE) sequence and EGG-gated cine-MRI were adopted in all 22 cases. 所有病例均行常规自旋回波(SE)序列和心电门控MRI电影检查。
Objective To investigate the diagnostic value of conventional spin echo ( SE) in combination with cine MRI in congenital heart disease. 目的探讨常规自旋回波(SE)结合电影MRI对先天性心脏大血管畸形的诊断价值。
Methods: Twenty patients underwent spin echo ( SE) MRI and cine MRI examinations. 方法:对20例主动脉夹层进行了MRI检查,运用常规自旋回波(SE)技术及电影(cine)技术。
Objective To investigate the value of gadolinium-enhanced dual echo fast or turbo spin echo [ DF ( T) SE]-T1WI and mixed weighted image ( MWI) in revealing enhancing intracranial lesions. 目的探讨钆增强快速双回波自旋回波[DF(T)SE]序列T1WI、混合加权像(MWI)在颅内强化病变检出中的价值。
Study of diffusion weighted imaging combined with self-navigation motion correction fast spin echo sequence. 本文对处理过程进行了详细的阐述。3.自导航快速自旋回波技术与弥散加权成像(DWI)技术相结合的研究。
The application of fast spin echo ( the turbo spin-echo TSE) sequence of the whole pelvic scan. 应用快速自旋回波(turbospin-echo,TSE)序列进行全盆腔扫描。