>Pelvic floor The tissues closing down the pelvic outlet (muscles and fasciae) suspend and support the pelvic organs,such as uterus and bladder and rectum Anterior part (urogenital triangle) urethra and vagina pass through Posterior part (anal triangle) rectum pass through
• The tissues closing down the pelvic outlet (muscles and fasciae) suspend and support the pelvic organs, such as uterus and bladder and rectum • Anterior part (urogenital triangle) urethra and vagina pass through • Posterior part (anal triangle) rectum pass through ➢Pelvic floor
Question:which tissue will be cut off? postero-lateral episiotomy Median episiotomy
Question: which tissue will be cut off ? Median episiotomy postero-lateral episiotomy
>Pelvic floor v1.The outer layer of pelvic floor: ischiocavernosus muscle Bulbocavernosus muscle Superficial transverse 骨盆底一外层 perineal muscle 前庭球 External anal sphincter 坐骨海绵体孤 球海绵休肌 会阴浅横肌 肛门外括约肌
➢Pelvic floor ✓1. The outer layer of pelvic floor: ischiocavernosus muscle Bulbocavernosus muscle Superficial transverse perineal muscle External anal sphincter
>Pelvic floor v2.The middle layer of pelvic floor: urogenital diaphragm) superior fascia external urinary sphincter deep transverse perineal 骨盆底中层 inferior fascia 尿生殖隔上筋膜 尿生殖隔下筋膜
➢Pelvic floor ✓2. The middle layer of pelvic floor: ( urogenital diaphragm) superior fascia external urinary sphincter deep transverse perineal inferior fascia
>Pelvic floor 3.The inner layer of pelvic floor: pelvic diaphragm extends from the upper part of the pelvic surface of the pubis and ischium to the rectum; the main support of the pelvic floor, suspends the rectum and the uterus; the urethra,vagina and rectum are pass through it
➢Pelvic floor ✓ 3. The inner layer of pelvic floor: ( pelvic diaphragm ) extends from the upper part of the pelvic surface of the pubis and ischium to the rectum; the main support of the pelvic floor, suspends the rectum and the uterus; the urethra, vagina and rectum are pass through it