胚外中胚层在妊娠的第6.5至7.0天之间通过原始条带迁移到推测的卵黄囊。
Extraembryonic mesoderm migrates through primitive streak to the presumptive yolk sac between days 6.5 and 7.0 of gestation.
目的探讨弧形刀片夹持器夹持剃须刀片做小切口白内障囊外摘出人工晶状体植入术的效果。
Objective To investigate the therapeutic effects of arc blade holder in extracapsular cataract extraction and intraocular lens implantation through small incision.
目的观察双刀劈核法在小切口白内障囊外摘出术中应用的效果。
Objective To observe the clinical effect of two knives horizontal nucleus chopping on small incision extracapsular cataract extraction.
目的评价隧道式小切口白内障囊外摘出术治疗高度近视合并白内障的临床疗效。
Objective To evaluate the effect of small incision extracapsular cataract extraction (ECCE) for high myopia with cataract.
结果：1）枯萎卵妊娠的胎囊内只有囊液，没有胚胎组织。 妊娠囊外没有绒毛组织或绒毛组织较稀疏。
Results:1) There is no embryonic tissue in gestation sac without or with little villous tissue in anembryonic pregnancy.
目的探讨完全囊外甲状腺切除的手术技巧。
Objective To introduce a new extracapsular approach for thyroidectomy in patients with surgical thyroid disease.
囊鼠一种北美衣囊鼠科的穴居啮齿类动物，短尾，有皮毛呈线型的外颊囊。
Any of various short-tailed, burrowing rodents of the family Geomyidae of North America, having fur-lined external cheek pouches.
目的研究肝素对兔眼白内障囊外摘出术(ECCE)后后囊混浊的作用，以及肝素对角膜内皮、前房反应的影响。
Objective To investigate the effect of heparin on posterior capsular opacification, endothelial cells and anterior chamber reaction after extracapsular cataract extraction (ECCE) in rabbits.
目的探讨白内障囊外摘出及人工晶状体植入术后迟发性葡萄膜炎的发病率及发病机制。
Objective To study morbidity and mechanism of the late phase uveitis after the extracapsular cataract extraction with posterior chamber intraocular lens implantation.
目的：研究巩膜电凝对小切口白内障囊外摘除术后切口愈合及角膜散光的影响。
Objective to study the effects of scleral cautery on incisional cicatrization and postoperative astigmatism after extracapsular cataract extirpation with small incision.
目的探讨小切口手法碎核白内障囊外摘除人工晶状体植入的手术方法、疗效及手术并发症。
Objective To evaluate the operative methods, effects and complications of extracapsular cataract extraction combined IOL implantation will small incision and manual chopping nucleus.
目的探讨白内障囊外摘除人工晶状体植入术中、术后角膜后弹力层脱离发生的原因及治疗措施。
Objective To evaluate the causes and treatment of Descemet s membrane detachment when extracapsular cataract extraction and IOL implantation were performed.
这是一个黑刺李浆果植物和真菌外囊菌螨是众所周知的。
This is a sloe berry plant and the fungus is known as Taphrina pruni .
接着，在腓肌外侧头和关节囊后外侧角之间解剖，结扎或电凝位于此区内的膝外上动脉的分支。
Next dissect between it and the posterolateral corner of the joint capsule; ligate or cauterize the lateral superior genicular arterial branches located in this area.
可见到囊壁和外囊壁的环形钙化。
方法用超声生物显微镜观察老年性白内障囊外摘除术及后房型人工晶体植入术后，31例（41只眼）的房角改变。
Methods The changes of anterior chamber angle in 31 cases (41 eyes) with senile cataract were observed with ultrasonic biomicroscopy after ECCE and posterior chamber implantation of IOL.
目的分析小切口非超声乳化手法白内障囊外摘出人工晶状体植入术的临床效果。
Objective To evaluate the clinical effects of small incision non-phacoemulsification ECCE and IOL implantation for cataract patients.
目的对眼科住院医师实施白内障囊外摘除术及人工晶体植入术中，手术并发症的预防及处理能力培训探讨。
Objective To explore preventing and management of cataract surgery's complications of ECCE and intraocular lenses implantation at work of preventing and treating blindness.
晶杯菌科的分类目前主要基于子囊盘外囊盘被表面毛状物的形态学特征，在系统演化关系上十分不清楚。
Current classification of the Hyaloscyphaceae is based mainly on morphological characteristics, which does not reveal the phylogenetic relationships among genera in the family.
目的探讨老年糖尿病白内障患者现代小切口囊外摘除及人工晶体植入术的临床疗效。
Objective in aged people with diabetes to explore the modern small incision ECCE and intraocular lens implantation for cataract in the clinical efficacy.
后囊膜混浊是白内障囊外摘除术后最主要的并发症之一。
Posterior capsule opacification is one of the most frequent postoperative complications.
尽管前交叉韧带是关节内韧带，但是它位于关节滑囊外，由含粘性蛋白的I型胶原组成，与其他关节外韧带组成相同。
Although the ACL is an intra-articular ligament, it is extrasynovial and composed primarily of type I collagen with viscoelastic properties similar to other ligaments.
本文根据65例白内障现代囊外摘除联合后房型人工晶体植入，讨论后房型人工晶体植入术的方法、注意点、并发症及其治疗。
Based on the 65 consecutive cases of modern excapsular extraction with posterior chamber IOL implantation, discussing the method and complications of posterior chamber IOL implantation.
观察椎间关节滑膜层及纤维层的结构特点。结果：椎间关节囊外为纤维层，内为较薄的滑膜层。
Results:There were thick fibrous stratum at external layer and synovialis stratum at internal layer of intervertebral capsula.
胞外囊泡分离和定性：面向临床的应用前瞻。
Extracellular vesicle isolation and characterization: toward clinical application.
方法对患者行现代白内障囊外摘除术，取术中连续环行撕囊的前囊膜进行光镜、电镜及免疫组化观察。
Methods the anterior capsule was obtained during the extracapsular cataract surgery and was examined by light microscope, transmission electron microscope and immunohistochemical stain.
目的分析小切口现代白内障囊外摘除及人工晶状体植入术的临床效果。
Objective To do clinical analysis of the effect of small and sutureless incision on the outside-capsule extirpation of cataract combined with implantation of artificial lens.
胞外体是一种主动分泌的微囊泡，他的特征反映其起源于何种细胞。
Exosomes are actively secreted microvesicles, whose characteristics reflect those of the cell they are originated in.
囊包括密封的外屏障物、泡沫拉伸构件和流体。
The bladder includes a sealed outer barrier, a foam tensile member, and a fluid.
囊包括密封的外屏障物、泡沫拉伸构件和流体。
The bladder includes a sealed outer barrier, a foam tensile member, and a fluid.
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