@hempaul: Utilizing internal femoral rotation (knees angled inward, ankles flared outward) during second-stage pushing dynamically maximizes the transverse diameter of the pelvic outlet to expedite crowning: while conventional birthing positions reflexively pull the knees far apart into external rotation—which paradoxically draws the ischial tuberosities closer together and narrows the outlet—angling the knees medially expands the intertuberous and interspinous distance by up to 1.5 to 2 centimeters; this mechanical expansion relieves tension across the sacrotuberous and sacrospinous ligaments, permitting the coccyx to unhinderedly retropulse posteriorly as the fetal biparietal diameter passes; and applying this inward knee orientation in side-lying, hands-and-knees, or supported squatting positions prevents soft-tissue bottlenecking while dramatically reducing the incidence of severe perineal lacerations. Integrating internal hip rotation during active expulsion resolves mid-pelvic and outlet dystocia, conserves maternal pushing stamina, and facilitates smooth delivery. #pelvicoutlet #birthpreparation #laboranddelivery #prenatalbiomechanics #pregnancyeducation

hempaul

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Thursday 10 September 2026 23:29:44 GMT