"thing attached" - Translation from English to Arabic

None of the patients can remember exactly what happened to them when they were here, which means that there's a memory thing attached to whatever it is that we're looking for.
لا احد من المرضى كان يتدكر بالتحديد ما حدث لهم حين كانو هنا ما يعني أن الشيئ الدي نبحث عنه يؤثر على الداكرة

like a thing attached to my wrist with a wire that went up my arm and down my shirt into my pants.
كان جهازاً متعلّقا بمعصمي مع سلك قادم من ذراعي الى أسفل قميصي وداخل بنطالي

What is this thing attached that looks like an intestine of an animal?
ما هذا الشيء الموصول الذي يشبه أمعاء الحيوان ؟

How come all good things have to have a bad thing attached to them?
كيفَ أنَ جميعَ الأشياءِ الجيدة فيها شيءٌ سيء مُتعلقٌ بها؟

This thing attached itself to him when he was a kid.
هذا الشيء تعلق بداخله عندما كان طفلاً