Abstract: Abstract：Nowadays，with the development of digital information technology，computer technology has been applied to dental implant field. Treatments for edentulous patients with digital surgery guide not only improve the accuracy of implant placement，but also reduce surgical trauma and achieve the immediate loading. This article will report the protocol of digital treatment planning of implant-supported fixed prostheses in edentulous patients and discuss the advantage，limitation and shortcomings of the computer-assisted surgery guide.

Key words: digital surgery guide, edentulous, implant, fixed

摘要： 当前，随着数字化信息技术的不断进步，计算机技术已应用到口腔种植领域。数字化技术辅助下的无牙颌患者种植修复治疗，不仅可提高种植体植入的精度，还能减小手术创伤并可实现即刻修复。本文将对无牙颌种植固定修复的数字化导板设计流程、数字化导板优势、技术局限及缺点等方面进行分析总结，为无牙颌患者的种植修复治疗提供参考。

关键词: 数字化导板, 无牙颌, 牙种植体, 固定