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Comparative study of colon wound repair using jejunal serosal wall and primary suture, in rabbits

The present research aimed to compare the repair of colon wound using both the jejunal wall and the primary suture . Thirty young rabbits white New Zeland were used, weighing about 3,2 Kg. and were born and raised at the University of Maringá's Experimental farm. The animals were deeply anaesthetized and then submited to a surgery during wich two similar wounds were made in unprepared colon . An instrument created for this purpose was used. The first wound was made 2 cm away from the ceco , and the second one was made 20 cm from the first wound in the caudal location. The wounds were repaired using either the jejunal serosal wall or the primary suture. In both techniques were used separated stitches , made by monofilament poliglecaprone 4-0. The animal was used to control itself. The animals were submited to euthanasia either in the 7th or in 30th day after surgery, at random.Then a macroscopic and microscopic study was made. This research has come to prove that the use of jejunal's serosal wall is available. This techinique has shown better results than the primary suture : neither were there oclusion nor fistula. Besaid , the histologic studies have proved the existence of neomucous epithelium on the 7th day after surgery.

Large Bowel; Small Bowel; Autografts


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