Objective To evaluate the effect of two irrigation solutions for the preoperative irrigation of conjunctiva sac.

Study of bacterium distribution in the conjunctival sac and preoperative medication in the normal aged people in Jilin City;

Clinical study on fresh multilayer amniotic membrane transplantation combined with conjunctival reconstruction for treatment of conjunctival sac stenosis;

Analysis on distribution of bacteria in conjunctival sac of 98 medical staffs;

Reconstruction of conjunctiva sac with autologous double-layer epiploon in rabbit;

Objective To compare the two methods of taking specimens from conjunctiva sacs for bacterial culture before cataract surgery.

There are remarkable differences in the outcome of bacterial culture of the normal bacterial flora of the conjunctiva sacs as the results of the various surroundings, ages and the usage of antibiotics, especially the different culture media and the methods of obtaining sample and culture.