The Visual Guide to
Porcine Reproduction
Obstetrics: Assisted Delivery
Obstetrical Tongs.
Grasping devices which can be manipulated to engage the head of the fetus or one of the legs, and subsequently extract the fetus.
Smith MC (2011)
Placement of Snare on Head.
The obstetrical wire snare is placed behind the poll (and the ears).
Utrecht (1976)
Position of Snare on Head.
The wire snare is placed behind the poll and ears, and closed below the mandible, to extend the head and neck.
Utrecht (1976)
Snare Marks.
The sharp obstetrical wire snare left a bruise line on these live newborn pigs.
Utrecht (1976)
Position of Snare on Hindleg.
The obstetrical snare is placed just above the hock, with the loop on the inside, to aid in extension of the leg during delivery.
Utrecht (1976)