查询词典 presacral

There were 36 males and 40 females,with the average age of 47.7 years.36 patients presented with sciatica and perineal numbness,11 patients had painless mass and the other 20 were identified due to other causes.Among 67 benign neurogenic tumors,54 were originated from S1-S3 nerves,3 from S4-S5 nerves and 11 from the presacral space without caudal involvement.Giant cell tumor was found in 60 patients,which included 24 males and 36 females,with an average age of 32 years.Upper sacrum（S1-S2） was involved firstly.There were 56 patients（average,37.7 years） diagnosed as other primary benign bone tumors,which included 24 cases of teratomas,epidermoid cyst or dermoid cyst.Other malignant tumors,including chondrosarcoma （17）,Ewing′s sarcoma/PNET（14）,multiple myeloma（12）,lymphoma（6） and osteosarcoma（6） were found in 64 patients.

其中脊索瘤95例，男62例，女33例，平均年龄55.7岁，骶尾区疼痛是主要症状（82例），半数以上患者伴有坐骨神经痛，肿瘤多先累及低位骶骨（S3~S5）；神经源性肿瘤76例，男36例，女40例，平均年龄47.7岁，神经纤维瘤43例，神经鞘瘤24例，恶性神经鞘瘤9例，主诉多为坐骨神经痛、会阴部麻木（36例）和无痛性包块（11例），20例患者为查体或其他原因检查时发现，67例骶骨良性神经源性肿瘤起源于S3以上神经者54例，起源于S3以下神经者3例，发生于骶前未累及骶管者10例；骨巨细胞瘤60例，男24例，女36例，平均年龄32岁，腰骶尾部不适（37例）、坐骨神经痛（21例）是主要的临床表现，肿瘤多先累及上位骶骨（S1~S2）；骶骨其他原发良性肿瘤及瘤样病变56例，包括畸胎瘤、皮样囊肿、表皮样囊肿共24例；其他原发恶性肿瘤64例，包括软骨肉瘤17例，尤文肉瘤14例，多发性骨髓瘤12例，成骨肉瘤6例等。

Objective To evaluate the efficacy and safety of laparoscopic presacral neurectomy as the surgical treatment of chronic pelvic pain.

目的 评价腹腔镜骶前神经切断术对各类慢性盆腔痛的治疗效果及安全性。

Presacral neurectomy can be performed safely and efficiently by laparoscopy and is a valuable alternative treatment for chronic pelvic pain.

对慢性盆腔痛，腹腔镜骶前神经切断术是一种比较有效的治疗方法，具有一定的临床可行性。

Objectives: To devise and make the presacral haemostatic thumbtack projector that could be used to stop massive presacral bleeding quickly in clinic.

目的：设计并制造一种能在人类骶前大出血时自动快速止血的器械。

The presacral haemostatic thumbtack projector is more quickly and has better therapeutic effect than tradition thumbtack in controlling presacral bleeding, and this new appliance could be used and advocated in clinic step by step.

使用骶前止血钉发射器对骶前大出血的止血速度比钉堵法快，止血效果好，是一种临床上可逐步应用与推广的新型止血器械。

Methods: 1. Devising and making the presacral haemostatic thumbtack projector and the thumbtack: On the basis of the mankind presacral camber, the projector is made of stainless steel, and the thumbtack is made of Ti-6Al-4V alloy.

1。骶前止血钉发射器及骶前止血钉的设计、制造：据人体骨盆的弯曲度，采用不锈钢材料制造骶前止血钉发射器，采用医用钛合金——Ti-6Al-4V制造骶前止血钉。2。

Results:the time of vim convalescence, draining, antibiotics use, fervescence, intention, hospitalization were all shorter in the presacral space clysis group than that in the tradional treatment group.the times of dressing wound and the number of secondary suture and c healing were all smaller in the presacral space clysis group than that in the tradional treatment group.and the infection rate of the former was 0.136 times of the latter.

结果：骶前冲洗组的精神状态恢复时间、血浆引流管保留时间、抗生素使用时间、体温升高时间、伤口愈合时间、住院时间均短于传统处理组，骶前冲洗组的换药次数、伤口二期缝合例数、伤口丙级愈合例数均少于传统处理组，以及骶前冲洗组的伤口不良愈合几率是传统处理组的0.136倍。

Objective:To provide anatomic basis for precaution and treatment of the massive hemorrhage of venous plexus of presacral region in Mile's operation.

摘 要：目的：研究骶前区静脉丛(Venous plexus of presacral region，VPPSR)的解剖学特点，为骶前区静脉破裂大出血的防治提供解剖学基础。

The introperative blood loss was 9008000 ml. Conclusion The main reasons for presacral venous hemorrhage is improper handling. Dissecting the pelvic structure carefully is the key point of preventing presacral venous hemorrhage during the operation of rectal carcinoma.

手术操作不当是导致骶前大出血的主要原因，按盆腔解剖结构正确操作是预防出血的关键，术中压迫法和术后纱布填塞法是处理骶前大出血最有效的方法。

Methods Since 1993,we had used uterus to cram presacral space in 27 female patients with rectal cancer after Hartmann′s operation and obsorved the pateints who were only stitched pelvic peritoneal and placed drainage tube in the presacral space.

自1993年以来，我们对27例女性患者采用子宫充填骶前腔，并与单纯缝合盆底腹膜、骶前并置引流管的传统方法比较。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。