Endoscopic Ultrasound- Guided Hartmann Reversal Procedure

The goal of this clinical trial is to learn about clinical usefulness endoscopic gastrointestinal anastomoses to restore the gastrointestinal continuity in patients with permanent colostomy after Hartmann procedure. The main questions it aims to answer are: * is the endoscopic restore the gastrointestinal continuity procedure effective? * is this endoscopic procedure safe?