中华眼视光学与视觉科学杂志
中華眼視光學與視覺科學雜誌
중화안시광학여시각과학잡지
CHINESE JOURNAL OF OPTOMETRY OPHTHALMOLOGY AND VISUAL SCIENCE
2014年
4期
224-227
,共4页
徐菁菁%张蓓蕾%吴戈%陈君虹%王菲芙%陈绮%姜珺
徐菁菁%張蓓蕾%吳戈%陳君虹%王菲芙%陳綺%薑珺
서정정%장배뢰%오과%진군홍%왕비부%진기%강군
近视%散光%接触镜,亲水性%环曲面
近視%散光%接觸鏡,親水性%環麯麵
근시%산광%접촉경,친수성%배곡면
Myopia%Astigmatism%Contact lenses,hydrophilic%Toric
目的 观察动态稳定法设计环曲面软性角膜接触镜(环曲面软镜)在国人眼中的配适定位,并探讨近视度、散光度及轴向对其的影响.方法 前瞻性临床研究.为191例散光志愿者验配动态稳定法设计环曲面软镜,根据患者的近视度、散光度及轴向进行分组.记录右眼的镜片旋转量、稳定性,分析患者的近视屈光度,散光轴向和散光量与两者之间的关系.数据分析采用方差分析、Fisher精确检验和Wilcoxon秩和检验.结果 动态稳定法设计型环曲面软镜的矫正视力与框架眼镜所达到的最佳矫正视力差异无统计学意义(Z=-1.061,P>0.05),镜片的中心定位和活动度良好.较高的和非斜轴散光眼的镜片能更迅速地达到相对稳定.高度近视组的镜片稳定性较中度近视组好(x2=5.371,R<0.05),斜轴散光组中镜片旋转量大的比例明显高于顺规和逆规散光组(x2=7.046,P<0.05;x2=6.462,P<0.05),散光度越高,镜片的稳定性越好,旋转量相对越小.结论 球镜量、散光轴向和度数对动态稳定设计的环曲面软镜的定位有不同程度的影响,高度近视的逆规散光患者是配戴该设计镜片的理想人群.
目的 觀察動態穩定法設計環麯麵軟性角膜接觸鏡(環麯麵軟鏡)在國人眼中的配適定位,併探討近視度、散光度及軸嚮對其的影響.方法 前瞻性臨床研究.為191例散光誌願者驗配動態穩定法設計環麯麵軟鏡,根據患者的近視度、散光度及軸嚮進行分組.記錄右眼的鏡片鏇轉量、穩定性,分析患者的近視屈光度,散光軸嚮和散光量與兩者之間的關繫.數據分析採用方差分析、Fisher精確檢驗和Wilcoxon秩和檢驗.結果 動態穩定法設計型環麯麵軟鏡的矯正視力與框架眼鏡所達到的最佳矯正視力差異無統計學意義(Z=-1.061,P>0.05),鏡片的中心定位和活動度良好.較高的和非斜軸散光眼的鏡片能更迅速地達到相對穩定.高度近視組的鏡片穩定性較中度近視組好(x2=5.371,R<0.05),斜軸散光組中鏡片鏇轉量大的比例明顯高于順規和逆規散光組(x2=7.046,P<0.05;x2=6.462,P<0.05),散光度越高,鏡片的穩定性越好,鏇轉量相對越小.結論 毬鏡量、散光軸嚮和度數對動態穩定設計的環麯麵軟鏡的定位有不同程度的影響,高度近視的逆規散光患者是配戴該設計鏡片的理想人群.
목적 관찰동태은정법설계배곡면연성각막접촉경(배곡면연경)재국인안중적배괄정위,병탐토근시도、산광도급축향대기적영향.방법 전첨성림상연구.위191례산광지원자험배동태은정법설계배곡면연경,근거환자적근시도、산광도급축향진행분조.기록우안적경편선전량、은정성,분석환자적근시굴광도,산광축향화산광량여량자지간적관계.수거분석채용방차분석、Fisher정학검험화Wilcoxon질화검험.결과 동태은정법설계형배곡면연경적교정시력여광가안경소체도적최가교정시력차이무통계학의의(Z=-1.061,P>0.05),경편적중심정위화활동도량호.교고적화비사축산광안적경편능경신속지체도상대은정.고도근시조적경편은정성교중도근시조호(x2=5.371,R<0.05),사축산광조중경편선전량대적비례명현고우순규화역규산광조(x2=7.046,P<0.05;x2=6.462,P<0.05),산광도월고,경편적은정성월호,선전량상대월소.결론 구경량、산광축향화도수대동태은정설계적배곡면연경적정위유불동정도적영향,고도근시적역규산광환자시배대해설계경편적이상인군.
Objective To observe the orientation of dynamically stabilized toric soft contact lenses (TCL) in Chinese subjects and discuss the effect of myopic refractive error,the amount of astigmatism and its axis.Methods This was a prospective clinical study.One hundred and ninety one subjects were fitted with dynamically stabilized TCLs.Subjects were classified into different groups based on the amount of sphere,cylinder and cylinder axis.The amount of rotation and stability of the lenses in the right eye was recorded and their relationship with myopic refractive error,astigmatic amount and axis were analyzed.Data were analyzed with ANOVA,Fisher's exact test and Wilcoxon signed-rank test.Results There was no difference between corrected visual acuity of the dynamically stabilized TCLs and that of spectacles (Z=-1.061,P>0.05).The lenses had good centralized positioning and mobility.Lenses on eyes with non-oblique and greater amounts of astigmatism became relatively stable within a shorter time.Lenses in the high myopia group had better stability compared with the moderate myopia group (x2=5.371,P<0.05).The amount of rotation was higher in the oblique astigmatism group than in with-the-rule and against-the-rule astigmatism groups (x2=7.046,P<0.05; x2=6.462,P<0.05).The higher the astigmatism,the better the stability and the less amount of lens rotation.Conclusion Spherical refractive error,amount of astigmatism and axis affect the orientation of dynamically stabilized TCLs to some extent.People with high myopia and against-the-rule astigmatism were the ideal subjects for fitting dynamically stabilized TCLs.