Talk to Gynecologist on Post Gallbladder Surgery

Assalam o alaikum I had my lacroscopic surgery of gall bladder removal on 28th of July I had three cuts during the surgery dr ne gall bladder ki taraf k stitches open k lye 10 days baad bulaya tha and he removed dr said baqi teen khud he dissolve hongey now i am observing some sort of scar in one of my cut with white string type thing jo k pehle bilkul tight tha ab loose horaha hai mei khud kheench b nahe sakti dono sides se ander ki taraf hau which I don't know what is this But ab woh pain ker raha hai woh jaga. Pehle theek tha ab pain hai ek cut wali jaga per kindly bataein kia ye normal hai. Jinho ne surgery ki thi appointment un ki milti nahe asani se kindly tell me