Pregnancy sows more than 20 days before the date of delivery still do not give birth, according to the mother's abdomen by hand to touch the fetal movement, auscultation and no fetal sound and beating, can be diagnosed as fetal death. In order to allow the stillbirth to be successfully produced and restore the sow's production capacity early, the uterus can be induced by 1% potassium permanganate solution or 0.9% saline, no adverse reactions and sequelae.
Perfusion method: Sow lying Baoding. Take a pig transfusion tube, disinfect the upper end of the funnel, and insert the lower end into the cervix, slowly pour the prepared solution into the funnel, lift the funnel high until the solution flows out of the vagina. After soaking in the solution, if the sow is sleeping, she will not eat it. Normal body temperature, about 20-28 hours production.
Perfusion method: Sow lying Baoding. Take a pig transfusion tube, disinfect the upper end of the funnel, and insert the lower end into the cervix, slowly pour the prepared solution into the funnel, lift the funnel high until the solution flows out of the vagina. After soaking in the solution, if the sow is sleeping, she will not eat it. Normal body temperature, about 20-28 hours production.
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