Resultados analgésicos de anestesia tópica-intracameral en cirugía de catarata senil

introduction: the cataract is the more frequent cause of preventable blindness and its treatment is surgical and although the technique was improved using an smaller incision and no sutures, some patients feel pain, thus with less cooperation more incidence of immediate perioperative complications could be present in the extracapsular extraction of crystalline lens. objectives: to assess the analgesic results of the topical-intracamera anesthesia in the crystalline lens extraction by tunnel of mini-nucleus technique with intraocular implant in cases of senile cataract. material and methods: a longitudinal, prospective and descriptive study was conducted in 333 patients diagnosed with senile cataract underwent crystalline extracapsular extraction by tunnel of mini-nucleus technique and implant of ocular lens under topical-intra-camera anesthesia from march, 2009 to march, 2010. authors determined the pain perception during surgical treatment according to visual analogue scale. the immediate intraoperative and postoperative complications were described as well as the satisfaction of the surgeon and the patient during the surgical act. the information was registered in survey sheet grouping all data by descriptive statistics. results: the mean age was of 69 years, 213 patients (64%) had not pain and only occurred 19 ocular complications (5,7%) 17 (5.1%) that were associated with an intraoperative high blood pressure. conclusions: the topical-intra-camera anesthesia is a safe technique to carry out the tunnel surgery of senile cataract by extracapsular extraction of crystalline lens.