The wound should be dressed once or twice a day with a 3 per cent solution of carbolic acid, forced gently in with a syringe, so as to remove any feed which may have become impacted and interfere with the healing process.
"Special Report on Diseases of Cattle"
U.S. Department of Agriculture J.R. Mohler
If the abdomen is so firmly impacted that it can not be dealt within this way, one hind limb and the hip bone on the same side may be removed as described under "Amputation of the hind limbs," page 205. This will allow the introduction of the hand into the abdomen from behind, so as to pull out the contents.
"Special Report on Diseases of Cattle"
U.S. Department of Agriculture J.R. Mohler
When the membranes of both have burst without either calf having become engaged in the pelvis, it becomes possible for the fore legs of one and the hind legs of the other to enter at one time, and if the straining is very violent they may become firmly impacted.
"Special Report on Diseases of Cattle"
U.S. Department of Agriculture J.R. Mohler