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前段时间闲来无事去听了个避孕的讲座,发的材料还留着,IUD和IUS的部分是这么说的:2 J, S4 e! Y, v
Intrauterine Device- IUD:0 X( _% ^$ ^. }! k
Non-hormonal* ]0 f! [$ v0 z
Used for pregnancy prevention
2 d: M. l1 a7 ^4 y! w T- shaped copper device+ f9 k0 G1 Z5 N/ f, P% P
Reduces the ability of the sperm to reach the egg and prevents a fertilized egg from implanting on the uterine wall/ e+ a' C2 l+ G' L: p, q
Effective for up to 10years
) m: O7 P" z0 I: y+ c, \+ |$ x- o Effectiveness: typical 99%
- J- S, t9 Z3 K2 D Cost: $60-120
F8 y7 P8 I% H7 A# W% }# nCan use if breastfeeding# ^( p3 N. {' q- D- R1 m
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+ |' ^# {* ^" S$ a kIntrauterine System - IUS3 D6 a. u2 V; F% T' d* w: u
Mirena
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- E: ^. k/ h/ W$ h Once in place in the uterus releases a small amount of hormone into the lining of the uterus6 T1 Y' E; s+ ?5 b( A% ~
Causes the uterine lining to thin and thickens cervical mucus to prevent pregnancy9 B& L+ t' w' W# n
Effective for up to 5 years+ x7 O+ x7 [: b+ @
Effectiveness: 99.9%6 Q3 f% t0 M( I' b$ Q* |& r
Cost: arount $350/ s, K& ~+ L( |4 ?8 h/ Z- ^) |. f
Many medical plans cover part of the cost |
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