產(chǎn)科英文名詞解釋

1、產(chǎn)科英文名詞解釋1. Fetal lie （胎產(chǎn)式） The term lie refers to the relati on ship betwee n the long axis of the mother and the long axis of the fetus.2. Fetal presentation （胎先露） The presenting part is the portion of the fetus that descend first through the birth canal.3. Fetal posito（n 胎方位） The exact fetal posit

2、ion is determined by the relationship of some definite part of the fetus （the guiding point ） to a fixed area of the maternal pelvis.4. Braxton Hicks 收縮 The pregnant uterus produces painless palpable contractions at irregular intervals from an early stage in gestation ,these Braxton Hicks Contractio

3、ns,however, are not positive signs of pregnancy, since similar contractions are sometimes noted in cases of hematometra and occasionally with soft myomas , especially the pedunculated submucous variety.5. Hegar's sign （黑格氏征）On bima nual exam in atio n the uteri ne body feels doughy or elastic an

4、d sometimes becomes exceedingly soft at about the sixth week after the last period.6. Abortion（流產(chǎn)）Abortion is term ination of preg nancy before 28 weeks of gestation and the fetal weight is less than 1000g.7. Missed abortion （稽留流產(chǎn)）When the embryo or fetus dies and it is retained in uterus.& Habi

5、tual abortion （習(xí)慣性流產(chǎn)）This is defined as 3 or more consecutive abortion. It is also called recurrent abortion.9. Placenta previa （前置胎盤(pán)） The entire placenta or part of it is implanted in the lower portion of the uterus rather than in the upper active segment，and at least a portion of the placenta prec

6、edes the presenting part of the fetus after 28 week.10. Placenta abruption （胎盤(pán)早剝） Partial or complete detachment of the placenta from a site of normal implantation in the corpus uteri before delivery of the fetus and may occur at any time after 20 week's gestation.11. Uteroplacental apoplexy （子宮

7、胎盤(pán)卒中） Hemorrhage in filtrates the uteri ne wall. Uterine tetany follows, the uterus appears purplish,copper-colored, ecchymotic, indurated and loss its contractile powebecause of disruption of the muscle bundles.12. HELLP syndrome The major symptoms are hemolysis, elevated liver enzymes, and low pla

8、telets syndrome.13. threatened labor （先兆臨產(chǎn)）（1）lighteri ng; （2）false labor pa in; （3）show.14. Onset and diagnosis of labor （臨產(chǎn)診斷）The contractions of labor occur regularly and usually increase until they recur every 5 to 6 minutes and last from 30 to 40 seconds, which cause progressive effacement and

9、dilatation of the cervix and descent of the presenting part.15. Mechanism of normal labor （分娩機(jī)制） The mechanism of labor is a term applied to the series of changes in the attitude and position of the fetus that permits it to progress though the irregularly shaped pelvic cavity.16. engagement 銜接）The m

10、echanism by which the biparietal diameter, the greatest transverse diameter of the head in vertex presentation , passes through the pelvic inlet is designated engagement.17. Internarotation （內(nèi)旋轉(zhuǎn)）This movement is a turning of the head in such a manner that the occiput gradually moves from its origina

11、l position anteriorly toward the , symphysis pubis or ,less commonly , posteriorly toward the hollow of the sacrum.18. OCT or CST （oxytocin chellenge test, or contraction stress t縮宮素激惹試 驗(yàn)） oxytocin challenge test （OCT） or contraction stress test （CST）. Measuring the FHR response to the stress of spo

12、ntaneous or oxytocin induced contraction（UC） forms to basis of this test of fetal placental reserve.OCT positive:Recurrent （at least two） late deceleration of the FHR, i.e, slowing in the heart rate develops at about the middle of the contraction and returning to the baseline after the contraction s

13、ubsides, in addition, the amplitude and the duration of the deceleration must parallel the amplitude and duration of the underlying .Negative: At least 3 contractions in 10 minutes, and each lasting at least 40 seconds, the FHR are observed without late deceleration, A negative test within a week of

14、 delivery provided reliable assurance that the fetus will survive and probably tolerate labor and delivery well.19. NST （Non-stresstest, 無(wú)應(yīng)激試驗(yàn)） NST is a test for gross evaluation of the uteroplacental and fetal reserve. Each determination requires simultaneous monitoring of FHR and FMs. Reactive: th

15、e FAD （fetal activity acceleration determination） must have a smooth, regular configuration and there must be 3 or more FADs per 20 minutes with a duration of greater than 15 seconds and more than 15 bpm amplitude. Non-reactive: this classification includes no fetal activity either spontaneously or

16、with stimulation, and no demonsthable FHR change in response to stimulation.20. Physiologicretraction ring （生理性縮復(fù)環(huán)） As a result of the thining of the lower uterine segment and the thicking of the upper. The boundary between them is marked by a ridge on the inner uterine surface, the ringe is called

17、the physiologic retraction ring.21. Pathologic retraction ring（病理性縮復(fù)環(huán)）A pathologic retracti on rin g（b un dle ring） develops during obstructed but otherwise normal labor. The ring forms at the junction of the active upper and the relatively passive lower uterine segments and actually is the lower bo

18、rder of the unusually thick upper segment . because descent and expulsion of the fetus are impeded. The lower sement becomes excessively lengthened and thinned and the upper segment shortened and thickened.Unless the obstruction is overcome, the uterus may rupture.The ring can be felt and sometimes

19、even seen as a ridge just below the umbilicus ;it becomes more obvious as labor presses.22. Constriction ring （痙攣性狹窄環(huán)） A constriction ring is tetanic annular contraction of smooth muscle that may occur at any level in the uterine wall. The ring does not change position,and it may be applied so tight

20、ly around the fetus body that it prevents descent.23. prolonged latent phas（e 潛伏期延長(zhǎng)） The time required to complete effacement and to enter the active phase is longer than 16 hours.24. prolonged active phase （活躍期延長(zhǎng)）After the cervix dilated to 3cm, labor progresses over slow, the time of active phase

21、lastes over 8 hours.The cervical dilatation progresses at a rate less than 1.2cm/hr in primigravida and less than 1.5cm/hr in multipara.25. protracted active phase （活躍期停滯）The cervical dilatati on does not cha nge during a 2-hour period.26. Prolonged second stage （第二產(chǎn)程延長(zhǎng) ） when the cervixfully dilate

22、s the contractions become weak and the intervells prolorg, the span of time is over 2 hours. In nullipara and over 1 hour in maltipara, it is called that the second stage is prolonged.27. protracted second stag（e 第二產(chǎn)程停滯） when the cervix fully dilates for one hour, the descending of featl head is arr

23、ested and the progress of labor stops, it is called that the second stage is arrested.28. Prolonged labor（滯產(chǎn)）When the course of labor lasts for more than 24 hours it is called prolonyed labor.29. signs of separation of placentOJ臺(tái)盤(pán)剝離征象）（1）The rising up of the uterus as a small firmly contracted mass, to a level above the umbilicus （2）lengthening of the cord （3）A sudden gush of the blood （4）traction upwards of the fundus fails