TCu-380
TCu-380
母体乐TCu375
TCu375 母体乐
Mechanisms of contraception避孕之作用機转阳隔精子奥娜子结合子宫内膜薄·普床不易人抑制排卵区子宫荣准禁信人XV榆卵管卵巢
Mechanisms of contraception
Mechanisms of contraceptiveaction of IUDsKill thespermorfertilizedovumbyMobilization of leukocytes in response to thepresence of the foreign bodyLeukocytes may produce an environment hostileto the fertilized ovumSpermicidal activity with copper devices.Preventimplantation byDisruption of endometrial maturation with theprogesterone-releasing deviceAlteration of normal tubal actionDisruption of normal oocyte maturation
Mechanisms of contraceptive action of IUDs ⚫ Kill the sperm or fertilized ovum by ⚫ Mobilization of leukocytes in response to the presence of the foreign body ⚫ Leukocytes may produce an environment hostile to the fertilized ovum ⚫ Spermicidal activity with copper devices ⚫ Prevent implantation by ⚫ Disruption of endometrial maturation with the progesterone-releasing device ⚫ Alteration of normal tubal action ⚫ Disruption of normal oocyte maturation
ndications to the use of IUDsWomenof childbearing agewithnocontraindication who acceptIUDUterine cavities sound to 6cm-9cm Parous women in a mutually monogamousrelationship who do not have a current or priorhistory of STDs or salpingitisWomen desiring a method of high efficacy that isfree of daily or coitally related activity
Indications to the use of IUDs ⚫ Women of childbearing age with no contraindication who accept IUD ⚫ Uterine cavities sound to 6cm-9cm ⚫ Parous women in a mutually monogamous relationship who do not have a current or prior history of STDs or salpingitis ⚫ Women desiring a method of high efficacy that is free of daily or coitally related activity