IRCT2013112515534N1 IRCT 2014-05-26 Vice chancellor for research, Shiraz University of Medical Sciences. Comparing the effects of music and the use of eyelid and earplugs on the quality of sleep in coronary patients. Comparison of the effects of sensory restriction and music on sleep quality in patients with acute coronary syndrome in the cardiac care units 2012 . 2013-11-22 anticipated 75 Complete https://irct.ir/trial/14780 interventional Randomization: Randomized, Blinding: Not blinded, Placebo: Not used, Assignment: Parallel, Purpose: Supportive. 2-3 Low sleep quality in patients with acute coronary syndrome.. Intervention 1: First intervention: The eyelids and earplugs will be given to the patients in the morning of the night of the study and the questions concerning them will be answered. In order not to interrupt the sleep of the patients, the devices are not removed during the night. The eyelids are soft and anti-allergic and are so chosen in order not to make patients feel uncomfortable. The earplugs are made of silicon and in addition to being comfortable are soundproof. Intervention 2: No special arrangements are taken into consideration in the control group. Intervention 3: Second intervention: The patient listens to the music composed based upon the frequency of sleep and is a mixture of the sounds heard in the nature. The music is played through light headphones which are removed carefully after the patient falls sleep.