METHOD OF TREATING ANAL SPHINCTER INSUFFICIENCY Russian patent published in 2024 - IPC A61M5/32 A61K31/167 A61K8/73 A61P1/12 

FIELD: medicine.

SUBSTANCE: invention refers to medicine, namely to coloproctology. Local anoderm is anaesthetized in two stages. First stage involves subcutaneous injections along the edge of the perianal region at points at 12, 3, 6 and 9 o'clock of the conventional clock face in dose of 2.0 ml for each injection of 1.0% ropivacaine. At the second stage, at distance of 3 cm from the edge of the anus, 1.0% ropivacaine 5 ml is injected into the pararectal fat at 1, 5, 7 and 11 o'clock of the conventional clock face to depth of 5 cm. Then a monophasic filler is injected in form of 2% cross-linked hyaluronic acid of non-animal origin. For this purpose, a needle with diameter of 18 G is used to puncture the mucosa in a projection of the Hilton line at 6 o'clock. Through the obtained puncture of the anoderm under the control of the index finger of the free hand, non-traumatic blunt-pointed 5 ml cannula with diameter of 18 G and length of 100 mm is introduced into the inter-sphincter space along the axis of the anal canal to the proximal portion of the anal canal, filler is introduced with simultaneous extraction of the cannula. After removing the cannula with a finger of the free hand, the bimanually introduced preparation is distributed along the entire length of the anal canal at 6 o’clock, and similarly, the filler is introduced into the inter-sphincter space successively at 9, 3, 12 o’clock of the conventional clock face.

EFFECT: method is easy to implement, enables to increase efficiency of partial or complete disturbance of voluntary and involuntary retention of intestinal contents.

1 cl, 1 ex