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Ultrasound Journal 2: ?? ? ?? ??

Rui Yanhui, Sheng Xuan & Yin Hong 2022-11-15

levator-trauma-kv-pc

Special thanks to: Ru Yanhui, Sheng Xuan, Yin Hong, Department of Ultrasound of Shandong Maternal and Child Health Hospital, Medical Imaging Center of Shandong Maternal and Child Health Hospital.

(Levator Ani) ?(Pelvic Floor)? ??? ? ??? ??? ???. ?? ??? ??? ??? ?? ??(Levator Trauma)? ? 15~35% , ?? ?? MRI ? ??? ?. ?? ??? ?? ?? ? transvaginal palpation, Magnetic Resonance Imaging(MRI), ? ? ? . MRI? ? ?? ?? ??? ?? ? ? ? ?? ??? ??, ?? ?? ?, ??? ?? ?? ?? ??? ? ??? ?? ?? ?? ?? ?? ? ?? ??? ??? ?? ?.

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?? ?? ? parasagittal view??? ???/?? 2D ???, 3D/4D ?? ??, Ipage+?? ?? ?? ?? ?.

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Video 1. Parasagittal view?? abdominal volume probe? ?? ?? ??? ??? 2D ??? ??
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?? 1. ? ? ??? ?? ??

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?? 2. ?? levator ani ??? Ipage+??? 3x3??? , ?? levator ani ??? ??? ??? ??? ?. ??? 3?? ? ?? 2.5mm? ??? pubic symphysis? ??? ??, ??? ?? ??? ?.

Case Introduction:

?? 39??? 30???(G1P1)?? ??? Negative-pressure vacuum extraction? left perineotomy? ?, 3.387kg?. Pelvic floor ?? 42? ? ???.

levator-trauma-video2
Video 2. Parasagittal view?? ?? avulsion 2D ?? (??: ? ??)
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?? 3. ?? avulsion? ?? ???

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?? 4. ?? avulsion? Ipage+ ???

levator-trauma-video3
Video 3. ?? ??
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Video 4. ?? 9?? review
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?? 5. ?? 9?? ?? ipage+ ???

Discussion:

?? ??:

1. Probe sleeve ??, ?? ??? ?? ?? ??:

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Video 5. Probe sleeve ?? ? ?? ??? ?? levator avulsion? . Probe sleeve? sleeve ??? ??? ??? ?? ??? ??? ? ??.
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?? 6. Probe sleeve ?? ? ?? ??? ?? levator avulsion?

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?? 7. ?? ??? ?? ?? ?? ?

2.?? ??? ???:?

? ??? ??? ?? ? ??? ?? ?? ???. ?? ? ??.

?

3.?? ??? ? ?? ??? ?.

levator-trauma-video5
Video 6. ?? ? ? ??? hypoechogenicity
?? ?? ??? ??? ?? ??:
  1. 2D ?? : ??? ?? ?? interruption? ?? ??? ?? ??? ??.
  2. Levator hiatus? ?? ?? ? ?? ??.
  3. Ipage+ : ? ? ??? slice?? ?? ?? ?? levator avulsion? ?? ??, levator trauma ??? ??? ? ? ??.

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??? ?? ??:
  • ??? ? ??? ?? ??? ?? ??? ??? ??? ?? ???.
  • ??? ?? ?? frequancy? ?? intravitary probe? superficial probe? ?.
  • ??? ??? ?? 1~2?? ? pelvic floor ??? ??? ??? ?? ???.

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??:

??? ??? ??? ??? ?? 3??? ??? ? ?? ?. ?? ?? ?? ??? ??? :

  1. ? ?? ??, vagina dumbbell ??? ?? ?? ??? ??? ?? ??? ? ??.
  2. ?? ?? ?? ?? ??? ??? ?? ??? ??? ??.

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??:

[1] DeLancey J, Kearney R, Chou Q, Speights S, Binno S. The appearance of levator ani muscle abnormalities in magnetic resonance images after vaginal delivery. Obstet Gynecol 2003;101(1):46–53.
[2]?Dietz HP, Lanzarone V. Levator trauma after vaginal delivery. Obstet Gynecol 2005;106(4):707–12.
[3]?Hans Peter Dietz, Pelvic floor ultrasound: a review. American Journal of Obstetrics & Gynecology 2010(4); 321-334.