This study summarizes the experience of precision treatment and postoperative management of various types of cataract, and intend to further improve the quality of Clinical Cataract diagnosis and treatment.
Based on the existing cataract surgery methods, through prospective follow-up study, this study summarizes the experience of precision treatment and postoperative management of various types of cataract, and intends to further improve the quality of Clinical Cataract diagnosis and treatment.
Study Type
OBSERVATIONAL
Enrollment
1,000
Second Affiliated Hospital, Zhejiang University School of Medicine
Hangzhou, China
RECRUITINGBest Corrected Visual Acuity
The BCVA was measured by the same optometrist at each visit
Time frame: 1 week postoperatively
Best Corrected Visual Acuity
The BCVA was measured by the same optometrist at each visit
Time frame: 1 month postoperatively
Best Corrected Visual Acuity
The BCVA was measured by the same optometrist at each visit
Time frame: 3 months postoperatively
Uncorrected distance visual acuity
The UCVA was measured by the same optometrist at each visit
Time frame: 1 week postoperatively
Uncorrected distance visual acuity
The UCVA was measured by the same optometrist at each visit
Time frame: 1 month postoperatively
Uncorrected distance visual acuity
The UCVA was measured by the same optometrist at each visit
Time frame: 3 months postoperatively
Intraocular pressure
Intraocular pressure measured using non-contact tonometer
Time frame: 1 week postoperatively
Intraocular pressure
Intraocular pressure measured using non-contact tonometer
Time frame: 1 month postoperatively
Intraocular pressure
Intraocular pressure measured using non-contact tonometer
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Time frame: 3 months postoperatively
Tear Breakup Time
Tear Breakup Time was performed to assess tear film stability
Time frame: 1 week postoperatively
Tear Breakup Time
Tear Breakup Time was performed to assess tear film stability
Time frame: 1 month postoperatively
Tear Breakup Time
Tear Breakup Time was performed to assess tear film stability
Time frame: 3 months postoperatively
Endothelial cell density
Endothelial cell density was measured by specular microscopy
Time frame: 1 month postoperatively
Contrast sensitivity
The contrast sensitivity was recorded in dark environment, glare dark environment, light environment, glare light environment
Time frame: 1 month postoperatively
Defocusing curve
From +2.00d to -4.00d, 13 different diopter states were obtained by decreasing the spherical lens degree of +0.50d, and the defocus curve was formed
Time frame: 1 month postoperatively
Stereoscopic vision
The binocular diopter was not corrected. The stereopsis test card was used to record the arc seconds of random points, animals and circles
Time frame: 1 month postoperatively
Glasses usage frequency
The frequency of long / medium / short distance use of corrective glasses was scored as 0%, 25%, 50%, 75% and 100%
Time frame: 3 months postoperatively
Optical visual quality questionnaire
Glare, halos, starburst and other visual quality problems were graded as mild（1 score), moderate（2 score) and severe（3 score)
Time frame: 3 months postoperatively
Visual satisfaction
The visual acuity satisfaction of distance / middle / near distance was scored from 0 (totally dissatisfied) to 10 (totally satisfied)
Time frame: 3 months postoperatively