脑机接口领域的专利主路径分析  

Patent Main Path Analysis in the Field of Brain-Computer Interface

作　　者：张婷[1] 徐东紫 陈娟[1] 卢岩 严舒[1] 潘黎姿 王建波 欧阳昭连[1] ZHANG Ting;XU Dongzi;CHEN Juan;LU Yan;YAN Shu;PAN Lizi;WANG Jianbo;OUYANG Zhaolian(Institute of Medical Information,Chinese Academy of Medical Sciences,Beijing 100020,China)

机构地区：[1]中国医学科学院医学信息研究所,北京100020

出　　处：《中国医疗设备》2025年第3期8-15,21,共9页China Medical Devices

基　　金：中国医学科学院医学与健康科技创新工程“医学知识管理与智能化知识服务关键技术研究”(2021-I2M-1-056);国家自然科学基金(L1924064);中国科协创新战略研究院项目(HD2024008)。

摘　　要：目的通过对脑机接口领域的专利引文网络分析探讨技术发展主路径。方法构建脑机接口领域的专利引文网络,采用搜索路径连接数计算遍历权重,采用全局搜索与局部搜索2种路径搜索方式对该领域的全局主路径、全局关键路径主路径、局部前向主路径、局部后向主路径及局部关键路径主路径进行分析,探索该领域的技术发展轨迹。结果脑机接口领域共有专利申请15519项,包含专利引文140691件,专利申请数量逐年增长。技术开发聚焦于神经刺激与调控技术、神经信号采集与处理技术、脑机接口硬件技术等方向。主路径分析显示,技术主题以电刺激为核心,强调精准的神经调控与个性化治疗。全局主路径上专利数量最多(16件),包含2条技术路线,全局关键路径主路径与全局主路径一致;局部前向主路径上有14件专利,包含1条技术路线,局部关键路径主路径与局部前向主路径一致;局部后向主路径上有10件专利,包含1条技术路线。结论本研究通过脑机接口领域的专利主路径分析,识别技术发展轨迹,从情报学角度为脑机接口领域研发提供信息支撑。Objective To explore the main path of technology development based on the patent citation network in the field of braincomputer interface(BCI).Methods The patent citation network in the field of brain-computer interface was constructed,and the traversal weights were calculated by the search path link count.The global main path,global key-route main path,local forward main path,local backward main path and local key-route main path were analyzed by two path search methods,global search and local search,so as to explore the technological development trajectory in this field of BCI.Results There were 15519 patent applications in the field of BCI,including 140691 patent citations,and the number of patent applications increased year by year.Technology development focused on neural stimulation and regulation technology,neural signal acquisition and processing technology,BCI hardware technology and other directions.The main path analysis showed that the technical theme was electrical stimulation as the core,emphasizing precise neural regulation and personalized treatment.The number of patents on the global main path was the largest(16),including 2 technical routes,and the global key-route main path was consistent with the global main path.There were 14 patents on the local forward main path,including 1 technical route,and the local key-route main path was consistent with the local forward main path.There were 10 patents on the local backward main path,including 1 technical route.Conclusion Through the main path analysis of patents in the field of BCI,this study identifies the technological development trajectory and provides information support for the research and development of BCI from the perspective of information science.

关 键 词：脑机接口 主路径分析 专利分析 专利引文网络 搜索路径连接数算法 

分 类 号：R19[医药卫生—卫生事业管理] G35[医药卫生—公共卫生与预防医学]