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目的：观察自制止血棉球在拔牙中的临床应用效果。方法择取200例拔牙患者，随机分为自制止血棉球止血组（观察组）及普通棉球止血组（对照组），拔牙术后运用棉球止血20~25 min，观察对比两组患者的止血效果、棉球粘连及脱落情况、术后24h创面渗血情况、老年和幼龄患者咬合舒适度及棉球吸收性等指标。结果观察组拔牙后创面止血速度快，止血成功率、咬合舒适度及棉球吸收性均明显优于对照组；观察组的棉球粘连及脱落、术后24 h创面渗血均显著比对照组少，两组患者在止血效果方面存在着明显的统计学差异（P<0.05）。结论自制的新型止血棉球，能使拔牙术后创面有效止血，减少填塞时间，防止出血、感染、创面粘连等并发症，从而减轻患者痛苦，最大限度降低医疗成本，值得临床推广借鉴。“,”ObjectiveTo observe the clinical application effect of self-made hemostatic cotton ball in tooth extraction.Methods200 tooth extraction patients,were selected were randomly divided into two groups: control group (control group) and control group,after the use of cotton balls bleeding tooth bleeding 20~25 minutes,to observe and compare the hemostasis effect of the two groups of patients, adhesion and shedding of cotton balls, bleeding after 24 hours, elderly and young patients with occlusal comfort and absorption of cotton and other indicators.ResultsThe observation group was quick to stop bleeding after tooth extraction,the success rate of hemostasis, occlusal comfort and absorbent cotton were significantly better than the control group;The observation group cotton adhesion and fall off, 24 hours after the surgery wound errhysis was significantly less than the control group,there was significant statistical difference between the two groups in hemostasis effect (P<0.05).ConclusionA new homemade tampon, can make effective hemostasis after tooth extraction wound, reduce packing time, prevent bleeding, wound infection, adhesions and other complications,So as to alleviate the suffering of patients, to reduce the cost of medical treatment, it is worth clinical promotion.