AIM:To investigate the effect of combined trabeculectomy for the patients with glaucoma and its complications.METHODS:From January 2008 to December 2008,122 patients(132 eyes) were performed combined trabeculectomy in our hospital.The postoperative intraocular pressure,filtration follicles,vision and complications of the patients were reviewed and they were followed up for one year.RESULTS:Postoperative shallow anterior chamber took place in 7 eyes,the incidence rate of shallow anterior chamber was 5.3% after combined trabeculectomy in early period,the average intraocular pressure were 16.7mmHg after one year,the success rate of operation was 98.5%,and 118 eyes(89.4%)had formed the functional filtration follicles.CONCLUSION:Combined trabeculectomy has less complications,high success rate and safety.