山西医科大学学报
山西醫科大學學報
산서의과대학학보
Journal of Shanxi Medical University
2015年
10期
1042-1044
,共3页
杨晓岗%汪玲%马强%高伟
楊曉崗%汪玲%馬彊%高偉
양효강%왕령%마강%고위
白内障%超声乳化吸除术%角膜内皮%角膜水肿%灌注水流方向
白內障%超聲乳化吸除術%角膜內皮%角膜水腫%灌註水流方嚮
백내장%초성유화흡제술%각막내피%각막수종%관주수류방향
cataract%phacoemulsification%corneal endothelium%corneal edema%perfusion flow direction
目的 观察白内障超声乳化吸除术中灌注水流的方向改变对角膜内皮的影响,寻找减少术后角膜水肿发生的方法.方法 将我院2015-01~2015-05的80例白内障患者依据术中灌注水流方向不同分为A组和B组. A组:术中灌注水流方向与虹膜平面夹角<45°;B组:术中持续或多次出现灌注水流方向与虹膜平面夹角≥45°. 观察术前和术后两组角膜内皮的密度变化,比较两组术后角膜水肿的发生率. 结果 A组的术后角膜内皮平均密度高于B组(P<0. 01);A组的术后角膜水肿的发生率低于B组(P<0. 01). 结论 术中超声及注吸探头两侧灌注水流的方向与虹膜平面的夹角应尽量减小,可以有效减少灌注水流对角膜内皮的冲刷,从而减少术后角膜内皮的损伤,降低术后角膜水肿的发生率.
目的 觀察白內障超聲乳化吸除術中灌註水流的方嚮改變對角膜內皮的影響,尋找減少術後角膜水腫髮生的方法.方法 將我院2015-01~2015-05的80例白內障患者依據術中灌註水流方嚮不同分為A組和B組. A組:術中灌註水流方嚮與虹膜平麵夾角<45°;B組:術中持續或多次齣現灌註水流方嚮與虹膜平麵夾角≥45°. 觀察術前和術後兩組角膜內皮的密度變化,比較兩組術後角膜水腫的髮生率. 結果 A組的術後角膜內皮平均密度高于B組(P<0. 01);A組的術後角膜水腫的髮生率低于B組(P<0. 01). 結論 術中超聲及註吸探頭兩側灌註水流的方嚮與虹膜平麵的夾角應儘量減小,可以有效減少灌註水流對角膜內皮的遲刷,從而減少術後角膜內皮的損傷,降低術後角膜水腫的髮生率.
목적 관찰백내장초성유화흡제술중관주수류적방향개변대각막내피적영향,심조감소술후각막수종발생적방법.방법 장아원2015-01~2015-05적80례백내장환자의거술중관주수류방향불동분위A조화B조. A조:술중관주수류방향여홍막평면협각<45°;B조:술중지속혹다차출현관주수류방향여홍막평면협각≥45°. 관찰술전화술후량조각막내피적밀도변화,비교량조술후각막수종적발생솔. 결과 A조적술후각막내피평균밀도고우B조(P<0. 01);A조적술후각막수종적발생솔저우B조(P<0. 01). 결론 술중초성급주흡탐두량측관주수류적방향여홍막평면적협각응진량감소,가이유효감소관주수류대각막내피적충쇄,종이감소술후각막내피적손상,강저술후각막수종적발생솔.
Objective To explore the effect of perfusion flow direction on corneal endothelium in the process of phacoemulsification, and to search for a method for reducing the occurrence of corneal edema. Methods From January 2015 to May 2015, 80 patients with cata-ract were divided into group A and group B according to the different perfusion flow direction. The angle between the perfusion flow direc-tion and the iris plane was less than 45° in group A, while the angle was more than 45° in group B. The density of corneal endothelium cells in the two groups were observed before and after operation. The incidence of corneal edema after the operation was compared be-tween two groups. Results The average density of corneal endothelium in group A was significantly higher than that in group B(P<0. 01). The incidence of corneal edema in group A was significantly lower than that in group B(P<0. 01). Conclusion During the operation, the decrease of angle between the perfusion flow direction and the iris plane can effectively reduce the scour of the perfusion flow to corneal endothelium, and then reduce the corneal endothelial damage and the incidence of corneal edema after operation.