طراحی دستورالعمل های مراقبت پرستاری مبتنی بر شواهد برای بیماران تحت تهویه مکانیکی

Aims: According to this approach that: “standardization of nursing care according to the last evidences has the best results in increasing care quality”, the aim of this study has been determined: “Designing evidence based nursing care instructions for mechanically ventilated patients”. Methods: The study had been done with “developmental research” method with the approach based on evidences in Intensive Care Units of Baqiyatallah hospital in 1392. At first quality of 15 present instructions in Intensive Care Units had been evaluated in three levels of weak, moderate and good. Then 22 new instructions had been designed according to Stetler model and with the approach based on evidences. For assessing content validity of the instructions, opinions of ten faculty members of Baqiyatallah, Tehran and Shahid Beheshti Universities had been considered in three refers by Delfi method. Applicability of the instructions had been assessed by focused group discussion method with experienced experts of Intensive Care Units. Results: Evaluation of the 15 present instructions showed that their quality is in the medium. In addition to reviewing nursing books, 655 articles had been studied, and with considering criteria of choosing evidences, 121 articles had been chosen as credible evidences. At the end 22 care instructions with good quality had been designed. Conclusions: Lack of specification of the present instructions and their low quality showed necessity of designing instructions based on evidences with high quality and specifically for different units. Designing such instructions prepares background of using nursing studies at bedside and it is going to be an effective step for based on evidence nursing. So it is recommend that designing such application instructions should be in the priority of the next studies.