Astanga Hrudaya
मन्त्रैर्योगैर्जरायूक्तैर्मूढगर्भो न चेत्पतेत्। अथापृच्छयेश्वरं वैद्यो यत्नेनाशु तमाहरेत्॥२६॥
If (by these methods) the impacted (dead) fetus does not come out, the physician after obtaining permission from her master, should pull it quickly, by force, by inserting his hand which is well lubricated into the genital tract which is also lubricated, with the paste,
english translation