Health encyclopaedia - Alphabetical Topic List健康百科全书-按字母顺序排列的主题清单
| | A | | 1 | | | B | | b | | | C | | 人才招聘 | | | D | | | | | E | | 电子 | | | F | | f | | | G | | 克 | | | H | | h | | | I | | 我 | | | J | | j | | | K | | k | | | L | | 升 | | | M | | 米 | |
| | N | | n | | | O | | o | | | P | | p | | | Q | |常见问题 | | | R | | 研究 | | | S | | | | | T | | 吨 | | | U | | u | | | V | | v | | | W | | 瓦特 | | | X | | x | | | Y | | y | |
Advantages of Intrauterine device (IUD)优势宫内节育器（避孕环）
Once an IUD is fitted, it is immediately effective at preventing pregnancy and will be for up to ten years, or until it is removed. It can also be used as a method of emergency contraception for up to five days after unprotected sex. A doctor can remove an IUD at any time (usually during your period), but alternative contraception will need to be used after removal to prevent pregnancy, as fertility will return to normal straightaway in most cases.一旦宫内节育器是装上，这是立即有效防止怀孕和将长达十年，或直至它被删除。它也可以用来作为一种紧急避孕长达五天后，不安全的性行为。医生可以删除一宫内节育器在任何时间（通常是在您的时期） ，但其他避孕方法，将需要使用后清除，以防止怀孕，生育将恢复正常直截了当在大多数情况下。 You should use condoms in the seven days before your IUD is taken out, as sperm can live inside the body for up to seven days.你应该使用避孕套，在七天前，您是采取宫内节育器，作为精子可以活身体内最多7天。
The IUD is a popular method of contraception; many people find it easier than condoms or the pill.该宫内节育器是一个受欢迎的避孕方法;很多人发现很容易超过避孕套或口服避孕药。
