WO2019214535A1 - Ad患者认知和记忆能力自动测试系统及方法 - Google Patents

Ad患者认知和记忆能力自动测试系统及方法 Download PDF

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WO2019214535A1
WO2019214535A1 PCT/CN2019/085445 CN2019085445W WO2019214535A1 WO 2019214535 A1 WO2019214535 A1 WO 2019214535A1 CN 2019085445 W CN2019085445 W CN 2019085445W WO 2019214535 A1 WO2019214535 A1 WO 2019214535A1
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patient
picture
test information
test
item
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PCT/CN2019/085445
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English (en)
French (fr)
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郑亢
王建春
游华
阙中有
陈琦
陈文�
张小光
林琅
卢立
苗成林
曹启晨
高伟明
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深圳市前海安测信息技术有限公司
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Publication of WO2019214535A1 publication Critical patent/WO2019214535A1/zh

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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01Input arrangements or combined input and output arrangements for interaction between user and computer
    • GPHYSICS
    • G16INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
    • G16HHEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
    • G16H50/00ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics
    • G16H50/20ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for computer-aided diagnosis, e.g. based on medical expert systems

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  • the invention relates to the field of elderly health care, in particular to an automatic test system and method for cognitive and memory ability of an AD patient.
  • Alzheimer disease is a brain cognitive dysfunction that leads to memory, execution, visual space, language communication, abstract thinking, learning and computing.
  • Neurodegenerative disease Alzheimer's disease often occurs in old age or early age, and the risk of disease increases with age.
  • the treatment of Alzheimer's disease is generally drug treatment, anti-anxiety drugs, antidepressants, antipsychotics, nootropics, and drugs for improving cognitive function, but because of the various factors involved in the disease, it must not be a simple drug. treatment.
  • Existing drugs in the early stages of the disease, drugs can improve symptoms, can only slightly improve the quality of life of patients, and can not prevent the development of senile dementia. As the disease progresses, the patient will feel that the effective time of the drug is shortened after long-term use. Once the drug is discontinued, the patient's body will also have side effects.
  • VR Virtual Reality
  • the main object of the present invention is to provide an automatic test system and method for cognitive and memory ability of AD patients, aiming at solving the technical problem that the prior art cannot automatically test the cognitive ability of Alzheimer's patients through the technical means of VR.
  • the present invention provides an automatic test system for cognitive and memory capabilities of an AD patient, running in a wearable device, the AD patient automatic cognitive and memory test system comprising a plurality of computer program instructions,
  • the wearable device includes a virtual reality device, a microprocessor adapted to implement computer program instructions, and a memory adapted to store computer program instructions and a test database, the test database storing test information, the computer program instructions being microprocessor Load and perform the following steps:
  • the picture in the test information is presented on the virtual reality device according to a preset time period.
  • the number of pictures in the test information is decremented by one based on the total number of pictures in the test information.
  • step of determining whether the picture in the test information is completed comprises:
  • the present invention also provides an automatic test method for cognitive and memory ability of an AD patient, which is applied to a wearable device, the wearable device comprising a virtual reality device, a microprocessor and a memory, wherein the memory stores a test database.
  • the test database stores test information, and the method includes the steps of:
  • the method further includes the following steps:
  • the picture in the test information is presented on the virtual reality device according to a preset time period.
  • the method further includes the following steps:
  • the method further includes the following steps:
  • the number of pictures in the test information is decremented by one based on the total number of pictures in the test information.
  • step of determining whether the picture in the test information is completed comprises:
  • the automatic test system and method for cognitive and memory ability of AD patients of the present invention adopts the above technical solutions, and achieves the following technical effects: based on the cognitive scale, by presenting test information on the virtual reality device a picture prompting the patient to answer according to the picture in the presented test information.
  • the feature information of the item in the currently presented picture is further prompted.
  • the automatic test of cognitive and memory ability of AD patients is realized by VR technology, and on the other hand, memory training is strengthened for AD patients by prompting the characteristic information of the articles in the pictures currently presented by the patients.
  • FIG. 1 is a schematic diagram of an application environment of a preferred embodiment of an automatic test system for cognitive and memory capabilities of an AD patient of the present invention
  • FIG. 2 is a flow chart of a preferred embodiment of a flow chart of a preferred embodiment of an automated test method for cognitive and memory capabilities of an AD patient in accordance with the present invention.
  • FIG. 1 is a schematic diagram of an application environment of a preferred embodiment of an automatic test system for cognitive and memory capabilities of an AD patient of the present invention.
  • the AD patient cognitive and memory ability automatic test system 10 is installed and operates in the wearable device 1, and the wearable device 1 includes, but is not limited to, the virtual reality device 11 and the virtual reality glasses 12 .
  • the virtual reality device 11, the virtual reality glasses 12, the voice broadcaster 13, the voice input device 14, and the memory 15 are all electrically connected to the microprocessor 16 via a data bus, and can be recognized by the microprocessor 16 and the AD patient.
  • the information is automatically exchanged with the memory capability automatic test system 10.
  • the wearable device 1 may further include a wearing body (not shown in FIG. 1 ), which may be a hat or a helmet, and the wearable device 1 may also be independently fabricated into a helmet style. Independent product.
  • the virtual reality device 11 , the memory 15 and the microprocessor 16 are both disposed inside the wearing body, the virtual reality glasses 12 are disposed on the front side of the wearing body near the position of the human eye glasses, and the voice broadcaster 13 is disposed on the The two sides of the wearing body are close to the position of the human ear, and the voice input device 14 is disposed at a position where the wearing body is close to the mouth of the human body.
  • the virtual reality device 11 is configured to play virtual scene information to perform memory training for a patient, and the virtual reality device 11 includes, but is not limited to, a micro image source for providing a virtual scene, a display screen for displaying a virtual scene information, and The optical module transmits the virtual scene information to the display screen, and the screen of the virtual scene information displayed on the display screen is projected onto the virtual reality glasses 12 via the optical module, and the virtual scene information is broadcasted through the voice broadcaster 13 the sound of.
  • the memory 15 may be a storage unit such as a read only memory unit ROM, an electrically erasable memory unit EEPROM or a flash memory unit FLASH.
  • the test database 150 is stored in the memory 15, and the test database 150 is used to store test information. .
  • the microprocessor 16 may be a central processing unit (CPU), a processor, a microcontroller (MCU), a data processing chip, or an information processing unit having data processing functions for performing the AD patient's cognition and memory.
  • the ability automatic test system 10 is used to assist AD patients in performing cognitive and memory test tests.
  • the AD patient cognitive and memory ability automatic test system 10 includes, but is not limited to, a presentation module 101, a prompting module 102, an acquisition module 103, a test determination module 104, and a calculation module 105.
  • module refers to a series of computer program instructions that can be executed by the microprocessor 16 of the wearable device 1 and that are capable of performing a fixed function, stored in the memory 15 of the wearable device 1. . The specific functions of each module will be specifically described below with reference to FIG.
  • the invention also provides an automatic test method for cognitive and memory ability of an AD patient, which is applied to the wearable device 1 worn on the head of an AD patient, and plays the test information to perform cognitive and memory tests on the patient.
  • FIG. 2 is a flow diagram of a preferred embodiment of an automated test method for cognitive and memory capabilities in an AD patient of the present invention.
  • the various method steps of the AD patient automatic cognitive and memory testing method are implemented by a computer software program stored in a computer readable storage medium in the form of computer program instructions.
  • the AD patient cognitive and memory ability automatic test method includes the steps of:
  • step S11 the picture in the test information is presented on the virtual reality device 11 according to a preset time period.
  • the presentation module 101 sequentially presents the pictures of the following 12 items on the virtual reality device 11, one presentation at a time, each presentation being 2 seconds. At this time, the AD patient can see the article picture presented on the virtual reality device 11 through the virtual reality glasses 12.
  • the prompting module 102 prompts the patient through the voice announcer 13 to answer the item name of the picture presented on the virtual reality device.
  • the AD patient views the picture presented on the virtual reality device 11 through the virtual reality glasses 12.
  • the collection module 103 sequentially collects the item name that the patient answers in turn through the voice input device 14 and performs voice recognition processing, and converts the item name answered by the patient into the name of the answer item that the microprocessor 16 can recognize, and forms the name of the answer item. group. This step is accomplished using existing speech recognition techniques by converting the speech information processing into textual information that the microprocessor 16 can recognize.
  • step S14 determining whether the item name that the patient answers in the preset time is the item name in the currently presented picture, and when the item name that the patient answers in the preset time is not the item name in the currently presented picture, step S215 is performed; When the item name answered by the patient within the preset time is the item name in the currently presented picture, step S216 is performed; when the item information of the item in the picture currently presented by the patient has been prompted and the item answered by the patient within the preset time When the name is not the item name in the currently rendered picture, step S217 is performed.
  • the test judging module 104 sequentially searches for the matching in the test information with the answer item name in the answer item name group, and determines whether the answer item name is included in the test information.
  • step S15 is performed to further prompt the feature information of the item in the picture currently presented by the patient;
  • step S16 is performed, that is, recording The patient answers the correct number and further determines whether the picture in the test information is presented, as described in detail in step S16.
  • step S15 prompting the feature information of the item in the picture currently presented by the patient; performing step S12;
  • step S15 is only performed once, that is, only the feature information of the item in the picture currently presented by the patient is prompted once. That is, in step S14, if the item name answered by the patient within the preset time is not the item name in the currently presented picture, it is further determined whether step S15 has been performed, that is, whether it has been prompted once in the picture currently presented by the patient. If the feature information of the item is YES, step S17 is performed.
  • step S11 the calculation module 105 sets the initial value of the answer correct number A to 0, and the item name that the patient answers in the preset time is the item in the currently presented picture. At the time of the name, the calculation module 105 increments the patient's correct number A by one.
  • step S17 Determine whether the picture in the test information is completed. If the picture in the test information is completed, step S18 is performed; if the picture in the test information is not completed, step S11 is performed.
  • the picture information corresponding to the item name is sequentially read from the test information of the test database, and the total number N of pictures in the test information is N (in this embodiment, 12) for each reading.
  • the test judging module 104 judges whether the number B of pictures in the test information is zero to determine whether the picture in the test information is rendered.
  • the embodiment of the present invention based on the cognitive scale, presents the picture in the test information on the virtual reality device, prompting the patient to answer according to the picture in the presented test information, and the item name that the patient answers in the preset time is not currently presented.
  • the item name in the picture is further prompted for the feature information of the item in the currently presented picture
  • the AD patient's memory of the item in the picture is deepened, and the patient answers the wrong number of test information according to the patient's answer.
  • VR technology is used to realize the automatic test of cognitive and memory ability of AD patients. Further, memory training is strengthened for AD patients by prompting the characteristic information of the articles in the pictures currently presented by the patients.
  • the automatic test system and method for cognitive and memory ability of AD patients of the present invention adopts the above technical solutions, and achieves the following technical effects: based on the cognitive scale, by presenting test information on the virtual reality device a picture prompting the patient to answer according to the picture in the presented test information.
  • the feature information of the item in the currently presented picture is further prompted.
  • the automatic test of cognitive and memory ability of AD patients is realized by VR technology, and on the other hand, memory training is strengthened for AD patients by prompting the characteristic information of the articles in the pictures currently presented by the patients.

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Abstract

一种AD患者认知和记忆能力自动测试系统(10)及测试方法,该测试系统运行于可穿戴设备(1)中,测试系统包括多条计算机程序指令并由可穿戴设备(1)的微处理器加载并执行。该测试方法包括步骤:基于虚拟现实装置(11)上呈现测试信息中的图片,提示患者根据呈现的测试信息中的图片回答,当患者在预设时间内回答的物品名称不是当前呈现的图片中的物品名称时,进一步提示患者当前呈现的图片中的物品的特征信息,以加深AD患者对该图片中物品的回忆,根据患者的回答统计患者对测试信息回答错误数量。一方面通过VR技术实现AD患者认知和记忆能力的自动测试,另一方面通过提示患者当前呈现的图片中的物品的特征信息,对AD患者加强了记忆训练。

Description

AD患者认知和记忆能力自动测试系统及方法 技术领域
本发明涉及老年健康护理领域,尤其涉及一种AD患者认知和记忆能力自动测试系统及方法。
背景技术
阿尔茨海默症(Alzheimer disease,AD,又称“老年痴呆症”)是一种会导致记忆力、执行力、视觉空间、语言交流、抽象思维、学习和计算等多方面大脑认知功能障碍的神经退行性疾病。老年痴呆症常发生在老年期或者老年前期,患病风险随着年龄增长而增加。目前老年痴呆症的治疗一般都是药物治疗,抗焦虑药、抗抑郁药、抗精神药、益智药以及改善认知功能的药等,但由于发病因素的涉及多方面,绝不能单纯的药物治疗。现有的药物,病情初期,药物可以改善症状,只能略微改善患者生活质量,无法阻止老年痴呆的发展。随病情发展,长期服用后患者就会感到药物有效时间缩短,一旦停药病情会加重,对患者的身体也会产生副作用。
近年来,虚拟现实(Virtual Reality,VR)技术的快速发展,使得将VR技术应用于辅助阿尔茨海默症患者进行认知能力测试成为一种可能。因此,有必要提供一种用于阿尔茨海默症患者认知能力测试系统及方法,来帮助患者进行认知能力自动测试,从而了解AD患者的认知能力。
技术问题
本发明的主要目的在于提供一种AD患者认知和记忆能力自动测试系统及方法,旨在解决现有技术不能通过VR的技术手段自动测试阿尔茨海默症患者认知能力的技术问题。
技术解决方案
为实现上述目的,本发明提供了一种AD患者认知和记忆能力自动测试系统,运行于可穿戴设备中,所述AD患者认知和记忆能力自动测试系统包括多条计算机程序指令,所述可穿戴设备包括虚拟现实装置、适于实现计算机程序指令的微处理器以及适于存储计算机程序指令和测试数据库的存储器,所述测试数据库中存储有测试信息,所述计算机程序指令由微处理器加载并执行如下步骤:
按照预设的时间周期在虚拟现实装置上呈现测试信息中的图片;
提示患者回答在虚拟现实装置上呈现的图片的物品名称;
采集患者回答的物品名称并进行语音识别处理;
当患者在预设时间内回答的物品名称不是当前呈现的图片中的物品名称时,提示患者当前呈现的图片中的物品的特征信息;
当患者在预设时间内回答的物品名称是当前呈现的图片中的物品名称时,记录患者回答正确数量;
当测试信息中的图片呈现完毕时,根据患者回答正确数量统计患者对测试信息中物品名称的回答错误数量。
进一步地,所述计算机程序指令由微处理器还加载并执行如下步骤:
当测试信息中的图片未呈现完毕时,按照预设的时间周期在虚拟现实装置上呈现测试信息中的图片。
进一步地,所述计算机程序指令由微处理器还加载并执行如下步骤:
当已经提示患者当前呈现的图片中的物品的特征信息且患者在预设时间内回答的物品名称不是当前呈现的图片中的物品名称时,判断测试信息中的图片是否呈现完毕。
进一步地,所述计算机程序指令由微处理器还加载并执行如下步骤:
从测试数据库的测试信息中读取物品名称对应的图片信息;
每读取一次,测试信息中的图片数量在测试信息中的图片总数量的基础上减1。
进一步地,所述判断测试信息中的图片是否呈现完毕的步骤包括:
通过判断测试信息中的图片数量是否为零来判断测试信息中的图片是否呈现完毕。
本发明还提供一种AD患者认知和记忆能力自动测试方法,应用于可穿戴设备中,所述可穿戴设备包括虚拟现实装置、微处理器以及存储器,所述存储器中存储有测试数据库,所述测试数据库中存储有测试信息,该方法包括步骤:
按照预设的时间周期在虚拟现实装置上呈现测试信息中的图片;
提示患者回答在虚拟现实装置上呈现的图片的物品名称;
采集患者回答的物品名称并进行语音识别处理;
当患者在预设时间内回答的物品名称不是当前呈现的图片中的物品名称时,提示患者当前呈现的图片中的物品的特征信息;
当患者在预设时间内回答的物品名称是当前呈现的图片中的物品名称时,记录患者回答正确数量;
当测试信息中的图片呈现完毕时,根据患者回答正确数量统计患者对测试信息中物品名称的回答错误数量。
进一步地,该方法还包括如下步骤:
当测试信息中的图片未呈现完毕时,按照预设的时间周期在虚拟现实装置上呈现测试信息中的图片。
进一步地,该方法还包括如下步骤:
当已经提示患者当前呈现的图片中的物品的特征信息且患者在预设时间内回答的物品名称不是当前呈现的图片中的物品名称时,判断测试信息中的图片是否呈现完毕。
进一步地,该方法还包括如下步骤:
从测试数据库的测试信息中读取物品名称对应的图片信息;
每读取一次,测试信息中的图片数量在测试信息中的图片总数量的基础上减1。
进一步地,所述判断测试信息中的图片是否呈现完毕的步骤包括:
通过判断测试信息中的图片数量是否为零来判断测试信息中的图片是否呈现完毕。
有益效果
相较于现有技术,本发明所述AD患者认知和记忆能力自动测试系统及方法采用上述技术方案,达到了如下技术效果:基于认知量表,通过在虚拟现实装置上呈现测试信息中的图片,提示患者根据呈现的测试信息中的图片回答,当患者在预设时间内回答的物品名称不是当前呈现的图片中的物品名称时,进一步提示患者当前呈现的图片中的物品的特征信息,以加深AD患者对该图片中物品的回忆,根据患者的回答统计患者对测试信息回答错误数量。一方面通过VR技术实现AD患者认知和记忆能力的自动测试,另一方面通过提示患者当前呈现的图片中的物品的特征信息,对AD患者加强了记忆训练。
附图说明
图1是本发明AD患者认知和记忆能力自动测试系统优选实施例的应用环境示意图;
图2是本发明AD患者认知和记忆能力自动测试方法优选实施例的流程图优选实施例的流程图。
本发明目的实现、功能特点及优点将结合实施例,参照附图做进一步说明。
本发明的最佳实施方式
为更进一步阐述本发明为达成上述目的所采取的技术手段及功效,以下结合附图及较佳实施例,对本发明的具体实施方式、结构、特征及其功效进行详细说明。应当理解,此处所描述的具体实施例仅仅用以解释本发明,并不用于限定本发明。
参照图1所示,图1是本发明AD患者认知和记忆能力自动测试系统优选实施例的应用环境示意图。在本实施例中,所述AD患者认知和记忆能力自动测试系统10安装并运行于可穿戴设备1中,所述可穿戴设备1包括,但不仅限于,虚拟现实装置11、虚拟现实眼镜12、语音播报器13、语音输入装置14、存储器15以及微处理器16。虚拟现实装置11、虚拟现实眼镜12、语音播报器13、语音输入装置14、存储器15均通过数据总线与所述微处理器16电连接,并能通过微处理器16与所述AD患者认知和记忆能力自动测试系统10进行信息交互。
在本实施例中,所述可穿戴设备1还可以包括穿戴本体(图1中未示出),该穿戴本体可以为帽子或头盔,所述可穿戴设备1也可以独立制作成一个头盔样式的独立产品。所述虚拟现实装置11、存储器15和微处理器16均设置于所述穿戴本体的内部,所述虚拟现实眼镜12设置于所述穿戴本体前侧靠近人体眼镜位置处,语音播报器13设置于所述穿戴本体两侧靠近人体耳朵位置处,语音输入装置14设置于所述穿戴本体靠近人体嘴巴位置处。
所述虚拟现实装置11用于播放虚拟场景信息以对患者进行记忆训练,所述虚拟现实装置11包括但不仅限于,用于提供虚拟场景的微图像源、显示虚拟场景信息的画面的显示屏和光学模块;所述微图像源将虚拟场景信息传输到显示屏上,显示屏显示的虚拟场景信息的画面经光学模块后投射到虚拟现实眼镜12上,并通过语音播报器13播报出虚拟场景信息的声音。
所述存储器15可以为一种只读存储单元ROM,电可擦写存储单元EEPROM或快闪存储单元FLASH等存储单元,测试数据库150存储于存储器15中,所述测试数据库150用于存储测试信息。
所述微处理器16可以为中央处理器(CPU)、处理器、微控制器(MCU)、数据处理芯片、或者具有数据处理功能的信息处理单元,用于执行所述AD患者认知和记忆能力自动测试系统10以便辅助AD患者进行认知和记忆能力测试。
所述AD患者认知和记忆能力自动测试系统10包括,但不仅局限于,呈现模块101、提示模块102、采集模块103、测试判断模块104以及计算模块105。本发明所称的模块是指一种能够被所述可穿戴设备1的微处理器16执行并且能够完成固定功能的一系列计算机程序指令段,其存储在所述可穿戴设备1的存储器15中。以下结合图1具体说明每一个模块的具体功能。
本发明还提供了一种AD患者认知和记忆能力自动测试方法,应用于佩戴在AD患者头上的可穿戴设备1中,通过播放测试信息来对患者进行认知和记忆测试。
参照图2所示,图2是本发明AD患者认知和记忆能力自动测试方法优选实施例的流程图。在本实施例中,所述AD患者认知和记忆能力自动测试方法的各种方法步骤通过计算机软件程序来实现,该计算机软件程序以计算机程序指令的形式存储于计算机可读存储介质在本实施例中(例如存储在可穿戴设备1的存储器15中),参考图1所示,所述AD患者认知和记忆能力自动测试方法包括步骤:
步骤S11,按照预设的时间周期在虚拟现实装置11上呈现测试信息中的图片。
具体地,在其中一个具体实施例中,所述测试信息包括但不限于12件物品名称、物品图片以及物品的特征信息。即测试信息中的图片总数量N=12。在本实施例中,呈现模块101在虚拟现实装置11上依次呈现下列12件物品的图片,每次呈现一张,每张呈现2秒。此时,AD患者通过虚拟现实眼镜12能够看见虚拟现实装置11上呈现的物品图片。
表1 测试信息具体实施例内容:
Figure 981045dest_path_image002
S12,提示患者回答在虚拟现实装置上呈现的图片的物品名称;
具体地,提示模块102通过语音播报器13提示患者回答在虚拟现实装置上呈现的图片的物品名称。AD患者通过虚拟现实眼镜12观看到虚拟现实装置11上呈现的图片。
S13,采集患者回答的物品名称并进行语音识别处理;
具体地,采集模块103通过语音输入装置14依次采集的患者每次回答的物品名称并进行语音识别处理,将患者回答的物品名称转化为微处理器16能够识别的回答物品名称,形成回答物品名称组。该步骤采用现有的语音识别技术完成,即将语音信息处理转换为微处理器16能够识别的文字信息。
S14,判断患者在预设时间内回答的物品名称是否为当前呈现的图片中的物品名称,当患者在预设时间内回答的物品名称不是当前呈现的图片中的物品名称时,执行步骤S215;当患者在预设时间内回答的物品名称是当前呈现的图片中的物品名称时,执行步骤S216;当已经提示患者当前呈现的图片中的物品的特征信息且患者在预设时间内回答的物品名称不是当前呈现的图片中的物品名称时,执行步骤S217。
具体地,测试判断模块104依次以所述回答物品名称组中的回答物品名称在测试信息中查找匹配,并判断该回答物品名称是否包含于测试信息中。当该回答物品名称不包含于测试信息中时,执行步骤S15,即进一步提示患者当前呈现的图片中的物品的特征信息;当该回答物品名称包含于测试信息中时,执行步骤S16,即记录患者回答正确数量,并进一步判断测试信息中的图片是否呈现完毕,具体详见步骤S16的描述。
S15,提示患者当前呈现的图片中的物品的特征信息;执行步骤S12;
具体地,当患者在预设时间内回答的物品名称不是当前呈现的图片中的物品名称时,提示模块102提示患者当前呈现的图片中的物品的特征信息,以加深AD患者对该图片中物品的回忆,再一次提示患者回答在虚拟现实装置上呈现的图片的物品名称。需要说明的是,在一个优选的实施例中,步骤S15只执行一次,即只提示一次患者当前呈现的图片中的物品的特征信息。即在步骤S14中,若患者在预设时间内回答的物品名称不是当前呈现的图片中的物品名称,进一步判断步骤S15是否已经执行过,即判断是否已经提示过一次患者当前呈现的图片中的物品的特征信息,若是,则执行步骤S17。
S16,记录患者回答正确数量;
具体地,在开始执行步骤S11之前,即每次测试前,计算模块105将回答正确数量A的初始值设置为0,当患者在预设时间内回答的物品名称是当前呈现的图片中的物品名称时,计算模块105将患者回答正确数量A增加1。
S17,判断测试信息中的图片是否呈现完毕,如果测试信息中的图片呈现完毕,执行步骤S18;如果测试信息中的图片未呈现完毕,执行步骤S11。
具体地,依次从测试数据库的测试信息中读取物品名称对应的图片信息,每读取一次,测试信息中的图片数量B在测试信息中的图片总数量N(在本实施例中为12)的基础上减1,测试判断模块104判断测试信息中的图片数量B是否为零来判断测试信息中的图片是否呈现完毕。
S18,根据患者回答正确数量统计患者对测试信息中物品名称的回答错误数量。
具体地,计算模块105根据患者回答正确数量A以及测试信息中的图片总数量N计算患者对测试信息中物品名称的回答错误数量C,即C=N-A。
本发明实施例基于认知量表,通过在虚拟现实装置上呈现测试信息中的图片,提示患者根据呈现的测试信息中的图片回答,当患者在预设时间内回答的物品名称不是当前呈现的图片中的物品名称时,进一步提示患者当前呈现的图片中的物品的特征信息,以加深AD患者对该图片中物品的回忆,根据患者的回答统计患者对测试信息回答错误数量。一方面通过VR技术实现AD患者认知和记忆能力的自动测试,进一步地,通过提示患者当前呈现的图片中的物品的特征信息,对AD患者加强了记忆训练。
以上仅为本发明的优选实施例,并非因此限制本发明的专利范围,凡是利用本发明说明书及附图内容所作的等效结构或等效功能变换,或直接或间接运用在其他相关的技术领域,均同理包括在本发明的专利保护范围内。
工业实用性
相较于现有技术,本发明所述AD患者认知和记忆能力自动测试系统及方法采用上述技术方案,达到了如下技术效果:基于认知量表,通过在虚拟现实装置上呈现测试信息中的图片,提示患者根据呈现的测试信息中的图片回答,当患者在预设时间内回答的物品名称不是当前呈现的图片中的物品名称时,进一步提示患者当前呈现的图片中的物品的特征信息,以加深AD患者对该图片中物品的回忆,根据患者的回答统计患者对测试信息回答错误数量。一方面通过VR技术实现AD患者认知和记忆能力的自动测试,另一方面通过提示患者当前呈现的图片中的物品的特征信息,对AD患者加强了记忆训练。

Claims (10)

  1. 一种AD患者认知和记忆能力自动测试系统,运行于可穿戴设备中,其特征在于,所述AD患者认知和记忆能力自动测试系统包括多条计算机程序指令,所述可穿戴设备包括虚拟现实装置、适于实现计算机程序指令的微处理器以及适于存储计算机程序指令和测试数据库的存储器,所述测试数据库中存储有测试信息,所述计算机程序指令由微处理器加载并执行如下步骤:
    按照预设的时间周期在虚拟现实装置上呈现测试信息中的图片;
    提示患者回答在虚拟现实装置上呈现的图片的物品名称;
    采集患者回答的物品名称并进行语音识别处理;
    当患者在预设时间内回答的物品名称不是当前呈现的图片中的物品名称时,提示患者当前呈现的图片中的物品的特征信息;
    当患者在预设时间内回答的物品名称是当前呈现的图片中的物品名称时,记录患者回答正确数量;
    当测试信息中的图片呈现完毕时,根据患者回答正确数量统计患者对测试信息中物品名称的回答错误数量。
  2. 如权利要求1所述的AD患者认知和记忆能力自动测试系统,其特征在于,所述计算机程序指令由微处理器还加载并执行如下步骤:
    当测试信息中的图片未呈现完毕时,按照预设的时间周期在虚拟现实装置上呈现测试信息中的图片。
  3. 如权利要求1所述的AD患者认知和记忆能力自动测试系统,其特征在于,所述计算机程序指令由微处理器还加载并执行如下步骤:
    当已经提示患者当前呈现的图片中的物品的特征信息且患者在预设时间内回答的物品名称不是当前呈现的图片中的物品名称时,判断测试信息中的图片是否呈现完毕。
  4. 如权利要求1所述的AD患者认知和记忆能力自动测试系统,其特征在于,所述计算机程序指令由微处理器还加载并执行如下步骤:
    从测试数据库的测试信息中读取物品名称对应的图片信息;
    每读取一次,测试信息中的图片数量在测试信息中的图片总数量的基础上减1。
  5. 如权利要求4所述的AD患者认知和记忆能力自动测试系统,其特征在于,所述判断测试信息中的图片是否呈现完毕的步骤包括:
    通过判断测试信息中的图片数量是否为零来判断测试信息中的图片是否呈现完毕。
  6. 一种AD患者认知和记忆能力自动测试方法,应用于可穿戴设备中,其特征在于,所述可穿戴设备包括虚拟现实装置、微处理器以及存储器,所述存储器中存储有测试数据库,所述测试数据库中存储有测试信息,该方法包括步骤:
    按照预设的时间周期在虚拟现实装置上呈现测试信息中的图片;
    提示患者回答在虚拟现实装置上呈现的图片的物品名称;
    采集患者回答的物品名称并进行语音识别处理;
    当患者在预设时间内回答的物品名称不是当前呈现的图片中的物品名称时,提示患者当前呈现的图片中的物品的特征信息;
    当患者在预设时间内回答的物品名称是当前呈现的图片中的物品名称时,记录患者回答正确数量;
    当测试信息中的图片呈现完毕时,根据患者回答正确数量统计患者对测试信息中物品名称的回答错误数量。
  7. 如权利要求6所述的AD患者认知和记忆能力自动测试方法,其特征在于,该方法还包括如下步骤:
    当测试信息中的图片未呈现完毕时,按照预设的时间周期在虚拟现实装置上呈现测试信息中的图片。
  8. 如权利要求6所述的AD患者认知和记忆能力自动测试方法,其特征在于,该方法还包括如下步骤:
    当已经提示患者当前呈现的图片中的物品的特征信息且患者在预设时间内回答的物品名称不是当前呈现的图片中的物品名称时,判断测试信息中的图片是否呈现完毕。
  9. 如权利要求6所述的AD患者认知和记忆能力自动测试方法,其特征在于,该方法还包括如下步骤:
    从测试数据库的测试信息中读取物品名称对应的图片信息;
    每读取一次,测试信息中的图片数量在测试信息中的图片总数量的基础上减1。
  10. 如权利要求9所述的AD患者认知和记忆能力自动测试方法,其特征在于,所述判断测试信息中的图片是否呈现完毕的步骤包括:
    通过判断测试信息中的图片数量是否为零来判断测试信息中的图片是否呈现完毕。
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