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Results:The ability of creeping,standing-up and ankle dorsiflexion and the types of cerebral palsy were significantly correlated with the walking ability postoperatively,the preoperative muscle tone was not correlated with the walking ability after SPR.

结果：爬行能力、起立能力、脑瘫类型和踝背伸能力与术后行走能力呈显著正相关，而术前肌张力水平与术后行走能力无明显相关性。

Clavicle bone is suitable for implant as its density,and for the repair of mandibular defect as its shape.The accurate data of personalized clavicle shape and bone density can be measured through preoperative imaging.It can be used for design of mandibular defects repair and / or tooth plant in the same period with pedicle sternocleidomastoid muscle.

锁骨的骨密度适合做种植牙修复，锁骨的外形适合做下颌骨缺损修复，术前对影像学资料进行丈量能取得个性化的锁骨外形及骨密度的较为正确的数据，对临床上利用带血供的胸锁乳突肌锁骨瓣修复下颌骨缺损和/或同期种植牙修复具有一定的指导意义。

OBJECTIVE To explore the relation between preoperative stroboscopic observation of vocal leukoplakia and the excision extension of CO2 laser surgery.

目的探讨声带白斑手术前频闪喉镜检查与CO2激光手术切除范围及手术治疗效果的相关性。

In the experimental group, guide pin was affirmed to be in the zone of necrosis according to preoperative X-ray and 2-dimensional CT, and then drilled with the hollow drill for the injected of cell suspension into the 5 mm under subcartilaginous bone of femoral head with 50 mL injector.

在C臂X光透视机引导下用2~3枚1.5 mm导针钻入，对照术前X线和二维CT反复确认坏死病灶后，以3 mm空心钻钻入，于骨坏死区的股骨头软骨下骨5 mm处用50 mL注射器将浓缩的细胞悬液缓慢注入股骨头内。

Evaluation of the Right Ventricular Outflow Tract in Children with Tetralogy of Fallot by Two-dimensional Echocardiography Using A New Subcostal View Preoperative evaluation of the right ventricular outflow tract in Tetralogy of Fallot is extremely important for surgical correction.

Ⅰ、2DE剑下新切面评价儿童四联症右室流出道梗阻程度的研究术前准确评价四联症右室流出道病变对外科手术非常重要，本文报告二维超声心动图(2DE)剑下新断面评价21例儿童四联症(年龄：2--13岁，平均6岁)的右室流出道的价值。

objective: to evaluate the clinical application of helical ct for the location or treatment of maxilla embedded tooth in the dental orthopaedics.method: 18 cases with embedded tooth of maxilla were made with clinical examination, dentomaxillary pantomography, submaxilla lateral projection and helical ct.the operation be done for supernumerary tooth,distorted teeth,inverted tooth.three embedded tooth of non-inverted tooth were done by orthopaedics.result: among the 18 embedded tooth ,there were 11 palatally and 6 labially presented teeth,1 the 18 patients is mediately with completely inverted supernumerary tooth.all preoperative assessment are one and all in operative or orthopaedics and primary wound healing.

四川大学华西口腔医学院正畸科，四川成都 610041摘要：目的：正畸治疗中对上颌埋伏牙如何定性，定位，并要对此是采取手术拔除［1］或者是正畸治疗进行探讨。方法：对18例（其中1例为2颗多生牙，1颗多生牙已长出，另一颗为完全倒置的多生牙），上颌前部埋伏牙采用临床检查以及拍摄全景片、头侧位片螺旋ct轴位和表面成像等检查［2～4］对埋伏的多生牙、畸形牙和倒置牙共15例采用了相应的手术进路拔除，对形态正常且不倒置的3颗埋伏牙采用了正畸治疗。

Results The occurrence of postoperative abdominal incision infection was associated with bad preoperative nutritive status, long-term smoking, too early food-taking, severe cough after operation, bad sutural skill and electrotomy.

结果 腹部手术切口感染的发生与术前营养状况、长期吸烟、早期进食、术后剧烈咳嗽、缝合技术以及电刀使用有密切关系。

We have 11 cases of PVS in the past 9 years in VGH, only 4 of them have preoperative impression of PVS. Another 3 cases have bone lesions but without pre-operative correct diagnosis. Three of them have recurrence after synovectomy.

荣民总医院从民国64年至73年经病理检验证实为PVS者共有11例。11例中有4例由其临床的病史，於手术前有pvs之臆断外，其余的7例，虽其中3例并有放射线骨头侵蚀病灶的发现，然皆无手术前之正确诊断。

A larger preoperative thoracic kyphosis angle, greater immediate postoperative thoracic kyphosis angle decrease, thoracoplasty, and male sex correlated significantly with PJK.

一个更大的术前胸椎后凸角、更明显的术后胸椎后凸角减少、施行了胸廓成形术和男性等矫正因素与PJK显著相关。

The results show that preoperative parameters in thoracotomy and VATS groups had no differences.

结果显示术前开胸组和VATS组患者各指标无差别。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。