New approach of surgical treatment for open-angle glaucoma

The treatments for open-angle glaucoma include medication, laser and surgery.Trabeculectomy is still the first choice for its efficacy in controlling intraocular pressure. Good nonfiltering bleb surgeries have been developed recently, and the new surgeries include canaloplasty,trabecular bypass devices, the Glaukos iStent trabecular micro-bypass stent, Eyepass glaucoma implant, Gold Micro-Shunt implant, Trabectome, and excimer laser trabeculotomy ab interno. Other new alternatives such as the Ex-PRESS glaucoma shunt and pneumatic rabeculoplasty have also been developed. This article briefly reviews these new techniques. Key words: Glaucoma,open angle;  Treatment;  Trabeculectomy;  Non-bleb filtration surgery