In the present case report, a 3-year-old male Golden Retriever dog was referred to Fırat University Animal Hospital with complaints of weakness, vomiting and inability for defecation. After the clinical, radiographic and endoscopic examinations, it was found that the dog had mechanical ileus due to swallowing a thick bandage about 2 meters long and 10 cm wide. The aim of this report is to contribute to the literature by sharing the diagnosis and operative treatment method applied in this case.