WO2018129631A1 - 压力传感器 - Google Patents
压力传感器 Download PDFInfo
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- WO2018129631A1 WO2018129631A1 PCT/CN2016/086302 CN2016086302W WO2018129631A1 WO 2018129631 A1 WO2018129631 A1 WO 2018129631A1 CN 2016086302 W CN2016086302 W CN 2016086302W WO 2018129631 A1 WO2018129631 A1 WO 2018129631A1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/103—Detecting, measuring or recording devices for testing the shape, pattern, colour, size or movement of the body or parts thereof, for diagnostic purposes
- A61B5/11—Measuring movement of the entire body or parts thereof, e.g. head or hand tremor, mobility of a limb
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
- G01L1/18—Measuring force or stress, in general using properties of piezo-resistive materials, i.e. materials of which the ohmic resistance varies according to changes in magnitude or direction of force applied to the material
Definitions
- the utility model relates to the technical field of signal detection, in particular to a pressure sensor.
- pressure distribution measurement in gait information collection is a necessary step to achieve the above research or guidance.
- the pressure sensor can be divided into pressure imprinting, resistive, capacitive, Hall effect and the like. Currently used are resistive and capacitive.
- capacitive pressure sensors currently available in the market are softness, durability, and high precision; the disadvantage is that they are thicker, which affects the accuracy of the surface pressure value to be measured.
- Resistive pressure sensors typically use a hard substrate that is limited in use and has a short life span. Sensors need to be replaced every six months to one year, whether used or not. Based on this, it is necessary to design a pressure sensor to make it have higher flexibility and adapt to more occasions.
- the main purpose of the utility model is to provide a pressure sensor which has high flexibility and is suitable for more occasions.
- the present invention provides a pressure sensor including an upper layer and a lower layer, wherein the upper layer and the lower layer are both flexible substrates, and the flexible substrate is printed with a sensitive layer,
- the sensitive layer of the upper layer and the sensitive layer of the lower layer form a grid-like measuring loop, and each node of the grid-shaped measuring loop is provided with a pressure sensitive point, and an output end of the network measuring loop is provided with an output line.
- the shape of the pressure sensor is set according to a shape of a human foot, and the pressure sensitive point is set In areas where the human body is under stress during exercise.
- the flexible substrate is a high temperature resistant polyester film.
- the sensitive layer is printed with a silver paste conductor and a pressure sensitive slurry, and the pressure sensitive paste of the upper sensitive layer and the pressure sensitive paste of the lower sensitive layer are in abutment with each other.
- the pressure sensor provided by the utility model comprises an upper layer and a lower layer, wherein the upper layer and the lower layer are both made of a flexible substrate, which can improve the service life of the pressure sensor and have good stretchability during use. , softness and antistatic properties, can adapt to more occasions.
- the flexible substrate is printed with a sensitive layer printed with a silver paste conductor and a pressure sensitive paste, which can improve the conductivity, acquisition accuracy and circuit integration of the pressure sensor circuit.
- Pressure sensitive points are disposed at each node of the grid-shaped measuring circuit, and corresponding pressure values are collected when the pressure sensitive points generate pressure, thereby improving the accuracy of pressure information collection.
- FIG. 1 is a schematic structural view of a preferred embodiment of a pressure sensor of the present invention.
- Figure 1 is a schematic view showing the structure of a preferred embodiment of the pressure sensor of the present invention.
- the pressure sensor 01 includes an upper layer 10 and a lower layer 11. It should be noted that the shapes of the upper layer 10 and the lower layer 11 in FIG. 1 are only for describing and explaining that the pressure sensor 01 has a two-layer structure, The shape can be set according to the specific application and the force range.
- the upper layer 10 and the lower layer 11 are both flexible substrates.
- the flexible substrate is a high temperature resistant polyester film (PET), a polyester film. It is a film material made of polyethylene terephthalate as raw material, extruded into a thick sheet and then biaxially stretched. The biaxially stretched polyester film has high strength, good rigidity, transparency and gloss.
- the sensitive substrate 12 is printed on the flexible substrate; it should be noted that the shape of the sensitive layer 12 in FIG. 1 is only used to illustrate that the sensitive layer 12 is disposed on the upper layer 10 and the lower layer 11.
- the sensitive layer 12 is printed with a silver paste conductor 121 and a pressure sensitive paste 122, and the silver paste conductor 121 and the pressure sensitive paste 122 in FIG. 1 are only used to illustrate the silver paste conductor 121 and the pressure.
- the piezoresistor in the circuit of the pressure sensor 01 employs a pressure sensitive paste 122
- the wires in the circuit of the pressure sensor 01 employ a silver paste conductor.
- Silver paste is a viscous slurry of a mechanical mixture of high-purity (99.9%) metallic silver particles, binders, solvents, and auxiliaries.
- a silver paste conductor 121 can be used.
- the conductivity of the pressure sensor 01 circuit is improved, and the pressure sensitive slurry 122 can improve the collection accuracy and circuit integration of the pressure sensor 01.
- the pressure sensitive slurry 122 of the sensitive layer 12 of the upper layer 10 and the pressure sensitive slurry 122 of the sensitive layer 12 of the lower layer 11 are in abutment with each other.
- the sensitive layer 12 of the upper layer 10 and the sensitive layer 12 of the lower layer 11 form a grid-like measurement loop, and each node of the grid-shaped measurement loop is provided with a pressure sensitive point, which is understandably
- a pressure sensitive slurry 122 is provided at the pressure sensitive point for collecting a corresponding pressure value when the pressure sensitive point generates pressure.
- the output end of the network-shaped measuring circuit is provided with an output line 13 for transmitting the collected pressure information of the human foot to the processing device, and the output line 13 can be disposed on the upper layer 10 by a certain pressure sensitive slurry.
- the 122 is taken out (set in the upper layer 10 as shown in FIG. 1), and may be provided in the lower layer 11.
- the shape of the pressure sensor 01 can be set according to the shape of the human foot, and the pressure sensitive point is set in a region where the human body is under pressure during the movement of the human body, and the pressure signal generated at the pressure sensitive point when the human body moves. It is collected by the pressure sensor 01 to accurately acquire the pressure information of the human body during the movement process, and improve the accuracy of the pressure information collection.
- the pressure sensor provided by the utility model comprises an upper layer and a lower layer, wherein the upper layer and the lower layer adopt a flexible substrate, which can improve the service life of the pressure sensor, and has good stretchability and flexibility when used. Soft and antistatic, able to adapt to more occasions.
- the flexible substrate is printed with a sensitive layer printed with a silver paste conductor and a pressure sensitive paste, which can improve the conductivity, acquisition accuracy and circuit integration of the pressure sensor circuit.
- Pressure sensitive points are disposed at each node of the grid-shaped measuring circuit, and corresponding pressure values are collected when the pressure sensitive points generate pressure, thereby improving the accuracy of pressure information collection.
Abstract
一种压力传感器（01），所述压力传感器（01）包括上层（10）和下层（11），所述上层（10）和所述下层（11）均为柔性基材，所述柔性基材上印刷有敏感层（12），所述上层（10）的敏感层（12）和所述下层（11）的敏感层（12）构成网格状测量回路，所述网格状测量回路的各个节点处设置有压力敏感点，所述网格状测量回路的输出端设置有输出线（13）。
Description
本实用新型涉及信号检测技术领域，尤其涉及一种压力传感器。
在体育科研、生物力学工程和医疗康复领域内，经常需要准确知道人体行走或运动时，人体足底与地面间的作用力、足底与地面的接触状况，足底所受压力的分布情况，以期获得体育科研、体育训练指导、医疗科研、残体康复训练指导的科学依据。因此，步态信息采集中的压力分布测量是实现上述研究或指导的必要步骤。在进行压力分布测量过程中，压力传感器可分为压力印迹、电阻式、电容式、霍尔效应式等。目前常用的以电阻式和电容式为主。然而，目前市场中存在的电容式压力传感器的优点是柔软、耐用、精度较高；缺点是较厚，这样会影响所要测量的表面压力值的准确性。电阻式压力传感器通常采用硬质基底，使用场合受限，而且其传感器的寿命较短，无论使用与否，每半年到一年需更换一次传感器。基于此，需要设计一种压力传感器，使其具有较高的柔软性，适应更多的场合。
本实用新型的主要目的在于提供一种压力传感器，使其具有较高的柔软性，适应更多的场合。
问题的解决方案
为实现上述目的，本实用新型提供了一种压力传感器，所述压力传感器包括上层和下层，所述上层和所述下层均为柔性基材，所述柔性基材上印刷有敏感层，所述上层的敏感层和所述下层的敏感层构成网格状测量回路，所述网格状测量回路的各个节点处设置有压力敏感点，所述网络状测量回路的输出端设置有输出线。
优选地，所述压力传感器的形状根据人体足底形状设置，所述压力敏感点设置
于人体在运动过程中足底承受压力的区域。
优选地，所述柔性基材为耐高温聚酯薄膜。
优选地，所述敏感层印刷有银浆导体和压力敏感浆料，所述上层的敏感层的压力敏感浆料与所述下层的敏感层的压力敏感浆料相互一一对合。
发明的有益效果
相较于现有技术，本实用新型提供的压力传感器，包括上层和下层，所述上层和所述下层均采用柔性基材，能够提高压力传感器的使用寿命，在使用时具有良好的拉伸性、柔软性和抗静电性，能够适应更多的场合。所述柔性基材上印刷有敏感层，所述敏感层印刷有银浆导体和压力敏感浆料，能够提高压力传感器电路的导电性、采集精度以及电路集成度。所述网格状测量回路的各个节点处设置有压力敏感点，当所述压力敏感点产生压力时采集相应的压力值，提高压力信息采集的准确性。
对附图的简要说明
图1为本实用新型压力传感器的较佳实施例的结构示意图。
实施该发明的最佳实施例
为更进一步阐述本实用新型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，对本实用新型的具体实施方式、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实用新型，并不用于限定本实用新型。
参照图1，图1为本实用新型压力传感器较佳实施例的结构示意图。
在本实施例中，所述压力传感器01包括上层10和下层11，需要说明的是，图1中上层10和下层11的形状仅仅用于描述和说明所述压力传感器01具有两层结构，其形状可以根据具体应用场合以及受力范围来设置。所述上层10和所述下层11均为柔性基材，优选地，所述柔性基材为耐高温聚酯薄膜(PET)，聚酯薄膜
是以聚对苯二甲酸乙二醇酯为原料，采用挤出法制成厚片，再经双向拉伸制成的薄膜材料，双向拉伸聚酯薄膜具有强度高、刚性好、透明、光泽度高等特点，有极好的耐磨性、耐折叠性、耐针孔性、抗撕裂性和抗静电性等，用在本方案中能够提高压力传感器的使用寿命，在使用时具有良好的拉伸性、柔软性和抗静电性，能够适应更多的场合。所述柔性基材上印刷有敏感层12；需要说明的是，图1中敏感层12的形状仅仅用于说明所述敏感层12设置于所述上层10和下层11上。优选地，所述敏感层12印刷有银浆导体121和压力敏感浆料122，图1中所述银浆导体121和压力敏感浆料122仅仅用于说明所述银浆导体121和所述压力敏感浆料122之间具有电连接关系，所述银浆导体121和所述压力敏感浆料122设置的数量和位置不做限定。具体地，压力传感器01电路中的压电电阻采用压力敏感浆料122，压力传感器01电路中的导线采用银浆导体。银浆是由高纯度的(99.9％)金属银的微粒、粘合剂、溶剂、助剂所组成的一种机械混和物的粘稠状的浆料，在本方案中采用银浆导体121能够提高压力传感器01电路的导电性，采用压力敏感浆料122能够提高压力传感器01的采集精度以及电路集成度。所述上层10的敏感层12的压力敏感浆料122与所述下层11的敏感层12的压力敏感浆料122相互一一对合。其中，所述上层10的敏感层12和所述下层11的敏感层12构成网格状测量回路，所述网格状测量回路的各个节点处设置有压力敏感点，可以理解地，在所述压力敏感点处设置压力敏感浆料122，用于当所述压力敏感点产生压力时采集相应的压力值。所述网络状测量回路的输出端设置有输出线13，用于将采集到的人体足底的压力信息传输至处理设备，所述输出线13可以设置于上层10，由某一个压力敏感浆料122引出(如图1所示设置于上层10)，也可以设置于下层11。优选地，所述压力传感器01的形状可以根据人体足底形状设置，所述压力敏感点设置于人体在运动过程中足底承受压力的区域，当人体运动时，在压力敏感点产生的压力信号被压力传感器01采集，以准确地获取人体在运动过程中足底承受的压力信息，提高压力信息采集的准确性。
本实用新型提供的压力传感器，包括上层和下层，所述上层和所述下层均采用柔性基材，能够提高压力传感器的使用寿命，在使用时具有良好的拉伸性、柔
软性和抗静电性，能够适应更多的场合。所述柔性基材上印刷有敏感层，所述敏感层印刷有银浆导体和压力敏感浆料，能够提高压力传感器电路的导电性、采集精度以及电路集成度。所述网格状测量回路的各个节点处设置有压力敏感点，当所述压力敏感点产生压力时采集相应的压力值，提高压力信息采集的准确性。
Claims (10)
- 一种电子处方生成方法，其特征在于，该方法包括步骤：S10：获取患者的病情信息来生成医师的诊疗信息，所述病情信息包括电子病历和症状信息；S20：获取所述医师的诊疗信息，所述诊疗信息包括处方信息、检查信息和转诊信息中的至少一种；S30：根据医师的数字证书对所述诊疗信息进行数字签名，生成电子诊疗单。
- 如权利要求1所述的电子处方生成方法，其特征在于，该方法还包括步骤：S40：根据医师的姓名和执业医师证书编号生成医师的数字证书，并存储于医师认证数据库中。
- 如权利要求2所述的电子处方生成方法，其特征在于，该方法还包括步骤：S50：获取医师的数字证书，并根据所述数字证书对医师的身份进行认证；S51：判断所述数字证书存是否在于医师认证数据库中；若是，则执行S10；否则，执行S52；S52：输出认证失败的提示信息，并结束。
- 如权利要求1～3任一项所述的电子处方生成方法，其特征在于，所述步骤S10包括：S101：根据患者的就诊信息从电子病历数据库中匹配患者的电子病历；S102：通过文字、语音和视频中的至少一种方式获取患者的症状信息；S103：发送所述电子病历和所述症状信息来生成医师的诊疗信息。
- 如权利要求4所述的电子处方生成方法，其特征在于，所述电子处 方生成方法还包括：S60：根据所述电子诊疗单更新患者的电子病历。
- 一种电子处方生成系统，其特征在于，所述电子处方生成系统包括：病情信息获取模块，用于获取患者的病情信息来生成医师的诊疗信息，所述病情信息包括电子病历和症状信息；诊疗信息获取模块，用于获取所述医师的诊疗信息，所述诊疗信息包括处方信息、检查信息和转诊信息中的至少一种；电子诊疗单生成模块，用于根据医师的数字证书对所述诊疗信息进行数字签名，生成电子诊疗单。
- 如权利要求6所述的电子处方生成系统，其特征在于，所述电子处方生成系统还包括：数字证书生成模块，用于根据医师的姓名和执业医师证书编号生成医师的数字证书，并存储于医师认证数据库中。
- 如权利要求7所述的电子处方生成系统，其特征在于，所述电子处方生成系统还包括：数字证书验证模块，用于获取医师的数字证书，并根据所述数字证书对医师的身份进行认证；数字证书处理模块：用于当所述数字证书存在于医师认证数据库中时，获取患者的病情信息供医师形成诊疗信息；否则，输出认证失败的提示信息，并结束。
- 如权利要求6～8任一项所述的电子处方生成系统，其特征在于，所述病情信息获取模块包括：电子病历获取子模块，用于根据患者的就诊信息从电子病历数据库中匹配患者的电子病历；症状信息获取子模块，用于通过文字、语音和视频中的至少一种方式获取患者的症状信息；病情信息发送子模块，用于发送所述电子病历和所述症状信息来 生成医师的诊疗信息。
- 如权利要求9所述的电子处方生成系统，其特征在于，所述电子处方生成系统还包括：电子病历更新模块，用于根据所述电子诊疗单更新患者的电子病历。
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| US11911174B2 (en) | 2016-06-06 | 2024-02-27 | University Of Massachusetts | Systems and methods for prevention of pressure ulcers |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101201279A (zh) * | 2007-12-07 | 2008-06-18 | 安徽君诚体育器材有限公司 | 一种压力分布测量装置及其测量方法 |
| CN101281066A (zh) * | 2007-04-03 | 2008-10-08 | 新田株式会社 | 压力分布传感器系统 |
| CN102207415A (zh) * | 2011-03-11 | 2011-10-05 | 西安交通大学 | 基于导电橡胶的柔性阵列片式压力传感器及制造方法 |
| US20140200486A1 (en) * | 2013-01-17 | 2014-07-17 | Quaerimus, Inc. | System and method for continuous monitoring of a human foot for signs of ulcer development |
| CN104473650A (zh) * | 2014-12-25 | 2015-04-01 | 中国科学院合肥物质科学研究院 | 一种基于柔性力敏传感器的运动能耗监测鞋及其监测方法 |
| CN205107687U (zh) * | 2015-11-05 | 2016-03-30 | 深圳市前海安测信息技术有限公司 | 用于步态信息采集的压力传感器、可穿戴设备及系统 |
-
2017
- 2017-01-13 WO PCT/CN2016/086302 patent/WO2018129631A1/zh active Application Filing
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101281066A (zh) * | 2007-04-03 | 2008-10-08 | 新田株式会社 | 压力分布传感器系统 |
| CN101201279A (zh) * | 2007-12-07 | 2008-06-18 | 安徽君诚体育器材有限公司 | 一种压力分布测量装置及其测量方法 |
| CN102207415A (zh) * | 2011-03-11 | 2011-10-05 | 西安交通大学 | 基于导电橡胶的柔性阵列片式压力传感器及制造方法 |
| US20140200486A1 (en) * | 2013-01-17 | 2014-07-17 | Quaerimus, Inc. | System and method for continuous monitoring of a human foot for signs of ulcer development |
| CN104473650A (zh) * | 2014-12-25 | 2015-04-01 | 中国科学院合肥物质科学研究院 | 一种基于柔性力敏传感器的运动能耗监测鞋及其监测方法 |
| CN205107687U (zh) * | 2015-11-05 | 2016-03-30 | 深圳市前海安测信息技术有限公司 | 用于步态信息采集的压力传感器、可穿戴设备及系统 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11911174B2 (en) | 2016-06-06 | 2024-02-27 | University Of Massachusetts | Systems and methods for prevention of pressure ulcers |
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