METHOD FOR FORMATION OF RETROPERITONEAL COLOSTOMY Russian patent published in 2020 - IPC A61B17/00 

FIELD: medicine.

SUBSTANCE: invention relates to medicine, namely to abdominal surgery. Performing preoperative marking on the skin of stoma withdrawal point. Descending colon is mobilized. Sigmoid parietal peritoneum is dissected at lateral border of sigmoid colon at lateral border of descending colon. It is stripped bluntly and in an acute way, thereby forming a retroperitoneal canal between the parietal peritoneal sheet and the muscular-aponeurotic layer of the anterior abdominal wall obliquely, from behind in front of the outer edge of the rectus sheath on the left, towards the canal marking point. Skin area of a rounded shape is incised from outside at the point of channel marking in accordance with the size of the withdrawn intestine. Subcutaneous fat is separated by a blunt and acute way. Anterior leaf of the vagina is dissected in the form of a cross according to the size of the intestine. Fibres of rectus muscle, sliding on its front surface, to an external edge of a vagina of a rectus muscle and its posterior leaf, which is dissected along an external edge of the abdominal rectus muscle respectively vertically to the intestinal diameter, connecting with a channel formed before from inside.

EFFECT: method enables reducing the rate of such complications as abdominal rectal bleeding during operation, development of hematoma and suppuration, postoperative retraction of stoma, parastomal hernia, intestinal prolapse.

1 cl, 1 dwg, 1 ex