第七版妇产科--第二十二章产道异常（The seventh edition of Obstetrics and Gynecology, the twenty-second chapter abnormal birth canal）.docVIP

下载本文档

8
0
约2.16万字
约 17页
2017-09-02 发布于河南
举报
版权申诉

第七版妇产科--第二十二章产道异常（The seventh edition of Obstetrics and Gynecology, the twenty-second chapter abnormal birth canal）.doc

1、有哪些信誉好的足球投注网站（book118）网站文档一经付费（服务费），不意味着购买了该文档的版权，仅供个人/单位学习、研究之用，不得用于商业用途，未经授权，严禁复制、发行、汇编、翻译或者网络传播等，侵权必究。。
2、本站所有内容均由合作方或网友上传，本站不对文档的完整性、权威性及其观点立场正确性做任何保证或承诺！文档内容仅供研究参考，付费前请自行鉴别。如您付费，意味着您自己接受本站规则且自行承担风险，本站不退款、不进行额外附加服务；查看《如何避免下载的几个坑》。如果您已付费下载过本站文档，您可以点击这里二次下载。
3、如文档侵犯商业秘密、侵犯著作权、侵犯人身权等，请点击“版权申诉”（推荐），也可以打举报电话：400-050-0827(电话支持时间：9:00-18:30)。
4、该文档为VIP文档，如果想要下载，成为VIP会员后，下载免费。
5、成为VIP后，下载本文档将扣除1次下载权益。下载后，不支持退款、换文档。如有疑问请联系我们。
6、成为VIP后，您将拥有八大权益，权益包括：VIP文档下载权益、阅读免打扰、文档格式转换、高级专利检索、专属身份标志、高级客服、多端互通、版权登记。
7、VIP文档为合作方或网友上传，每下载1次，网站将根据用户上传文档的质量评分、类型等，对文档贡献者给予高额补贴、流量扶持。如果你也想贡献VIP文档。上传文档

第七版妇产科--第二十二章产道异常（The seventh edition of Obstetrics and Gynecology, the twenty-second chapter abnormal birth canal）

第七版妇产科--第二十二章产道异常（The seventh edition of Obstetrics and Gynecology, the twenty-second chapter abnormal birth canal） Including the birth canal bony (pelvic) and soft birth canal (lower uterine, cervical, vaginal, vulvar, vaginal delivery of the fetus) is the channel. The abnormal birth canal of fetus is blocked, clinically with bony abnormalities seen. Section 1 abnormal bone and birth canal The pelvic diameter is too short or the shape is abnormal, which causes the pelvic cavity to be smaller than the limit that the fetal first exposure part can pass, and it prevents the decrease of the fetal head presentation, which affects the progress of the labor process, which is called the narrow pelvis. A narrow pelvis can be a line that is too short or many lines at the same time too short, and can also be narrow or flat at the same time as a plane. When a diameter is narrow, we should observe the size of the same plane and other diameters, and then make a comprehensive analysis of the size and shape of the entire pelvic cavity to make a correct judgement. Classification of narrow basins The 1. plane is divided into 3 narrow pelvic entrance grade: I, critical stenosis, OD 18era, population before and after the diameter of 10clll, the vast majority of natural childbirth; II, relative stenosis, OD 165 - 175 PA, the population anteroposterior diameter of 8.5 9.5cm, required by the trial to determine whether can Yin was childbirth; III, absolute stenosis, OD 16.Ocm, 8.Ocm population diameter, must end the pregnancy by cesarean section. In clinical practice, the first two grades are often encountered. There are two types of women in our country: (1) simple flat pelvis (siD at k - Pd blood): pelvic population was horizontal oblate, promontory forward prominent, the pelvic anteroposterior diameter and transverse diameter of the population reduced to normal. (Figure 22-1), the jealous Figure 2}l simple flat pelvis (2) flat pelvis: childhood rickets rickets, osteomalacia pelvis defor