The present study analyses the effect of silver nano-particles spray on healing of caesarian section wound. This study is done on 90 women referred to Omol-Banin and Imam Reza educational hospital of Mashhad for caesarian section surgery. The women's consent to participate in this research has been acquired. The groups under research are chosen on the basis of entry criterion (by available sampling method) and, then, based on a random allocation method (by the use of SPSS software), they fall into two intervention and one control group.
Inclusion criteria include: Patient's consent to participate in this study; have minimum level of literacy; iranian; term pregnancy (37-42 weeks); 18 to 35 years of age; cesarean with beneath cut; initial cesarean section; body mass index in the range of 18.5-25 in early pregnancy; no complications of pregnancy (eclampsia, preclampsia , corioamniotitis, twin pregnancy, poly hydroamnios ); no acute or chronic illness; no-disruptive healing (disease i.e diabetes, kidney disease, anemia, liver disease, mental; not having any abnormality in the fetus ; non-consumption of drugs and tobacco; non-use of drugs affecting wound healing (glucocorticoids, anticoagulants, immunosuppressant drugs and chemotherapy). Exclusion criteria include: Unwillingness to continue cooperation; major bleeding or need for blood transfusion, hysterectomy and myomectomy with cesarean section; prolonged operation for more than 60 minutes; wound infection; irregular spray use and as directed; complications arising from the use of spray; infancy in NICU..
The first two invention groups receive Nyvasha and placebo spray on the caesarian wound twice a day for 10 consecutive days and each time 3 puffs. The control group does not receive any drugs; they just receive routine care. The researcher sees them on 5th and 10th days after the caesarian section surgery. Just after the caesarian section (24 ± 4 hours) and on the 5th and 10th days after it, the healing process of sutures are checked out on the basis of Reeda's scale. The results will be put in Reeda's scale form.