Surgical treatment of abomasum obstruction in deer

Deer abomasum obstruction disease is due to feeding tough, rich in crude fiber feed or lack of drinking water and other reasons caused by crude fiber mass indigestion, and obstruction caused by the entrance of the stomach, resulting in deer can not eat, and finally failure and death.

1 symptom

Good body, sudden loss of appetite, no defecation, grinding teeth, abdominal distension, only drinking water in the later stage, sometimes showing abdominal pain. Palpation of the abdomen, hard objects can be touched in the abomasum, of different sizes, often filled with the whole abomasum.

2 materials and methods of surgical treatment

2.1 drugs and equipment

Mian Nining, Su Xingling, penicillin streptomycin, glucose, scalpel, scissors, hemostatic forceps, tweezers, gauze, stitches, stitches.

2.2 steps

2.2.1 make an incision parallel to the rib length 5cm at the right side from the last rib 20~25cm.

2.2.2 incision of the skin and separation of subcutaneous tissue, incision of the abdominal external oblique muscle layer by layer, blunt separation of the abdominal internal oblique muscle and transverse abdominal muscle, and exposure of the peritoneum.

2.2.3 make an incision in the peritoneum, put normal saline gauze on both sides of the incision margin, and draw it with a retractor to expose the abomasum.

2.2.4 pull the abomasum outward, cut open the abomasum, cut the edge, fix it on the skin with sutures, and then remove the fibrous mass and part of the contents.

2.2.5 the wound was cleaned, the abomasum was sutured continuously with catgut, a small amount of antibiotic ointment was used at the suture, the abomasum was sent back to the abdominal cavity, the peritoneum was sutured with silk thread, and then the rectus abdominis muscle and transverse muscle were sutured intermittently with thicker silk thread, and finally the skin was sutured with nodules. 500mL glucose was injected intravenously with penicillin of 8 million IU, and 3mL Fuxingling was injected. After waking up, the deer were observed and reared in one circle.

2.2.6 before 2 days after operation, they were fasted and fed with soy milk water, and 2 days later, they were fed with a small amount of concentrate and succulent coarse feed rich in nutrition. It returned to normal after 1 week.

Pay attention to the usual feeding situation, roughage, especially those containing soybean stalks should be fed less, and drinking water should be adequate. The earlier the disease, the better the effect of operation, otherwise it is easy to have pyloric necrosis and the therapeutic effect is poor.