cataract
Conditions
Interventions
Group A: 5%PVI conjunctival sac irrigation for 30s:conjunctival sac irrigation 30s
Group B: 5%PVI conjunctival sac irrigation for 3min:conjunctival sac irrigation for 3min
Group C: 5%PVI conjunctival sac wipe 30s:conjunctival sac wipe 30s
Group D: 5%PVI conjunctival sac wipe 3min: conjunctival sac wipe 3min
Sponsors
West China Hospital,Sichuan University
Eligibility
Sex/Gender
All
Age
50 Years to 80 Years
Inclusion criteria
Inclusion criteria: a. Patients aged 50-80 years who plan to undergo cataract surgery for both eyes within one month, male or female b. Patients diagnosed with senile cataract c. No chronic diseases such as hypertension or diabetes d. No acute or chronic infectious diseases of the eye
Exclusion criteria
Exclusion criteria: a. People who are allergic to PVI b. History of eye surgery or eye trauma within the last three months c. Rule out glaucoma, fundus diseases, or other eye diseases combined with corneal and conjunctival diseases d. History of eye medication and contact lens wearing in the past month
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Positive rate of bacteria culture in conjunctival sac;Whether there is residual secretion on the ocular surface before and after disinfection;The occurrence of endophthalmitis; | — |
Secondary
| Measure | Time frame |
|---|---|
| OSDI scale;Eyelids have redness, swelling and itching;Evaluation of conjunctival congestion;BUT ;Corneal fluorescein staining;Tear secretion test;Evaluation of meibomian glands;Corneal endothelial cell count and morphology;Corneal thickness; | — |
Countries
China
Contacts
Public Contactchunlin,liu
West China Hospital,Sichuan University
Outcome results
None listed