What is surgical suture material made of?

Surgical sutures in general can be divided into absorbable surgical sutures and an absorption surgical suture two broad categories: 1, the absorbable surgical sutures can be absorbed into the tissue can absorb the gut is the line, so don't need to remove stitches later. Ordinary medical gut points catgut and chromic catgut, two all can absorb. Absorption of the length of time required, according to the thickness of gut and organizational conditions, general 6 ~ 20 days can be fully absorbed. The gut adopts disposable aseptic packaging, easy to use. Can absorb intestines line (1) normal gut: made of sheep or cows intestinal submucosa organization easily absorbed sutures. Absorption of fast, but the response of catgut slightly larger. Used to heal more quickly or subcutaneous tissue, blood vessels and suture ligation of infected wounds, etc. Generally used in the uterus, bladder mucosal layer, etc. (2) the chromic catgut: the gut of chromate treatment, can slow down the absorption rate, it caused less inflammatory response than normal gut. More commonly used in gynecological urinary surgery, and is often choose the surgical suture line of kidney and ureter surgery, because the thread will promote stone formation. Use saline soak when using, after being to soften straight, in order to facilitate operation. 2, cannot be absorbed sutures that cannot be absorbed sutures, so need to remove the after stitching. Do not take out stitches absorption line specific time for sewing parts and differences among the wound and the patient's condition, when the abnormal situation such as good wound healing without infection: face and neck take out stitches 4 ~ 5 days; Lower abdomen, perineum 6 ~ 7; On the chest, abdomen, back, buttocks 7 ~ 9; Limbs 10 ~ 12, near joints may be extended for some minus 14 Japan can remove the stitches. To malnutrition, notch tension is bigger, special circumstances can consider to take out stitches, extend time. Teenagers take out stitches can shorten time, old age, diabetes, chronic diseases, can take out stitches delay time. Postoperative wound has obvious infection such as red, swollen, heat, pain, should take out stitches in advance. In case any of the following circumstance, take out stitches should be delayed: 1. The severe anemia, angular, mild cachexia. 2. The serious water loss or water electrolyte disorder has not been correct. 3. Older patients and infants and young children. When there is no control 4. Cough, chest, abdomen incision take out stitches should be delayed.
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