周后，冒出了两公厘宽的臼齿牙冠，具有牙髓腔、牙根的根尖、一层如骨骼般的象牙质，以及最基本的珐琅质。
Thirty weeks later two-millimeter-wide molar crowns emerged complete with pulp chambers root tips and bonelike layers of dentin and in a first enamel.
晚期脑损伤足月儿以脑实质内囊腔样改变和脑萎缩改变为主，早产儿以脑室周匿白质软化为主。
Brain injury in late period term infants mainly had cystoid alteration and atrophy in brain substance while preterm infants had mainly white matter malacia surrounding the brain ventricle.
本文还讨论了细菌周膜断裂面上颗粒密度不同的原因及腔中管泡状结构的来源。
This paper discussed the cause of distinction of the particle density and the orgin of tubular and vesicular structure in spaces.
目的探讨临时性腔静脉滤器置入在外周静脉血栓患者溶栓治疗中预防异位栓塞的应用价值。
Objective to study the value of the temporary vena cava filter in the prevention of ectopic embolism formation in cases with thrombolytic therapy of venous thrombosis.
治疗结束后，暂时充填髓腔，两周后改行光固化充填。
After the bleaching ended, the chamber was temporarily sealed for two weeks.
胆小管腔和窦周隙内浸润许多由肝细胞发出的微绒毛结构。
The lumen of the bile canaliculus and the space of Disse were occluded by many microvilli extended by hepatocytes.
方法应用彩色多谱勒超声检测137例孕10至17周的正常胎儿心脏四腔结构。
Methods Computerized ultrasonic doppler system was used to study the four-chamber view of 137 fetal hearts from 10 to 17 weeks of gestation.
方法：为17例患眼行眼内容剜除，巩膜腔内硅海绵填充术，术后3周安装义眼。
Method: 17 patients were performed evisceration of eye and implanted silicon sponge in the scleral cavity immediately. 3weeks later, they were fixed false eyes.
于支架植入前、植入后1周及6 ~9个月期间，分别对患者的气道狭窄段腔径、气促指数及肺功能进行测定，以评价金属支架植入疗法对改善患者肺通气功能的效果。
Before stenting and 1 week, 6 ~ 9 months after stenting, the lumen of stenosis segment, Borg index and pulmonary function were measured to evaluate the improvement of ventilation function.
对于囊壁切除不全的肾盂周围囊肿，用肾周脂肪填塞囊腔，以防止复发。
For the peripelvic renal cysts, if the cyst wall was resected incomplete, perinephric fat can be filled in cysts cavity to avoid the recurrence of cysts.
同时发现室旁核、室周核、室周弓状核及视前大细胞核的VP阳性神经元有突起伸入到第三脑室室管膜或突出于脑室腔，视上核的VP阳性神经元也有突起投射至脑基底神经胶质板上或伸至蛛网膜下腔。
The process of VP-like cells in PVN, PN, AN and POM projected towards the third ventricle, and the process in SON towards the glial lamina in the basal surface of the brain or subdural space.
目的探索“周氏脐刀”和“脐孔操作镜鞘气囊”做脐孔腔镜阑尾切除术以及其它腹部手术的微创优点。
Objective To investigate the advantages of the peritoneoscopic appendectomy through the umbilicus with Zhou s umbilicus lancet and trocar balloon.
螺杆每转一周，密封腔中的液体向前推进一个螺距。
Once the screw turns a circle, the liquid inside the sealing chamber will be pushed forward by a pitch.
组给予塞来昔布胶囊口服，疗程3周，联合玻璃酸钠注射液膝关节腔内注射，疗程5周。
Patients in group B first took celecoxib capsules for 3 weeks, and were given sodium hyaluronate injection into their knees for 5 weeks in combination, with a total treatment course of 5 weeks.
方法对86例早产胎膜早破进行回顾性分析。比较不同孕周对围生儿结局的影响。结果主要诱因为胎位异常及双胎等因素造成宫腔内压力改变。
Methods To review and analyze 86 cases of Preterm Premature Rupture of membranes, and compared the impact of different pregnant periods on pregnant results.
结果：116例病人经抗凝、溶栓治疗一周的复查、超声示血栓段静脉管腔缩小血流通畅，血栓再通。
Results:Color Doppler showed that the venous lumen decreased and the blood resumed to flow smoothly after one-week anticoagulant therapy and thrombolytic therapy.
目的血管腔内支架成形术目前已被证明是治疗外周动脉硬化闭塞症（PAOD）的有效方法，然而术后出现的再狭窄影响了支架成形术的疗效。
Objective:It is proved that Percutaneous Transluminal Angioplasty and Stenting is a effective treatment of PAOD, but its benefits is seriosly limited by local thrombotic occlusion and restenosis.
而单纯支架组8周骨折线消失，缺损处有大量骨性骨痂包绕，12周骨皮质连续，骨塑形较差，髓腔未通。
While in material of natural bone group, fracture line disappeared after 8 weeks with dense bone callus at the site of bone defects, and by 12 weeks bone marrow still not recanalized.
方法：向24只兔右膝关节腔内注射自身血液后经管型石膏伸直位固定7周制备兔膝关节外伤性僵硬模型。
METHODS: Totally 24 rabbits were prepared for traumatic stiff knee models by injecting one's own blood into right knee joint and immobilized the knee in extension position with plaster for 7 weeks.
全部病例采用激光治疗，治疗在此基础上加玻璃酸钠关节腔内注射，每周1次，5周为1疗程。
All patients were treated with laser, while the treatment group were added with sodium hyaluronate injection in articular cavity. Once a week, the course of both group were 5 weeks.
全部病例采用激光治疗，治疗在此基础上加玻璃酸钠关节腔内注射，每周1次，5周为1疗程。
All patients were treated with laser, while the treatment group were added with sodium hyaluronate injection in articular cavity. Once a week, the course of both group were 5 weeks.
应用推荐