CN111067540A - Joint angle measuring system - Google Patents
Joint angle measuring system Download PDFInfo
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- CN111067540A CN111067540A CN201911367841.5A CN201911367841A CN111067540A CN 111067540 A CN111067540 A CN 111067540A CN 201911367841 A CN201911367841 A CN 201911367841A CN 111067540 A CN111067540 A CN 111067540A
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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
- A61B5/1118—Determining activity level
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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
- A61B5/0002—Remote monitoring of patients using telemetry, e.g. transmission of vital signals via a communication network
- A61B5/0004—Remote monitoring of patients using telemetry, e.g. transmission of vital signals via a communication network characterised by the type of physiological signal transmitted
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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
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
- A61B5/6802—Sensor mounted on worn items
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- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T17/00—Three dimensional [3D] modelling, e.g. data description of 3D objects
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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Abstract
The invention provides a joint angle measuring system which comprises a display layer, a logic layer, a data layer and an execution layer, wherein the execution layer comprises an inertia measuring module, a first wireless module and a power supply module; the data layer comprises a second wireless module and an analysis module; the logic layer comprises a main control module and a database; the display layer comprises a human-computer interaction-based personnel management module, an equipment management module and a display module; the design is more reasonable, the device can be suitable for various joints of different sizes, equipment does not need to be frequently replaced, and the device is wirelessly connected with a software system, so that the operation and the use are more convenient; the joint picture 3D model is adopted for reconstruction to replace the text description, and joints which can be measured are marked, so that the method is simple and clear and is easy to use.
Description
Technical Field
The invention belongs to the technical field of joint angle measurement, and particularly relates to a joint angle measurement system.
Background
The monitoring of human joint motion plays an important role in the fields of sports training, medical rehabilitation and the like. Along with the continuous aggravation of the aging phenomenon of China, a large number of crowds with dyskinesia in joints exist in the old, the patients need to carry out the training of recovering the limb movement function, the bending angles of the joints of the patients in the movement process are accurately acquired in real time, the patients can know the current self body recovery condition, and meanwhile, medical care personnel can know the condition of the patients more comprehensively.
The existing joint angle measuring system needs the matching of software and hardware, various devices are needed for measuring each joint, the connection mode of the devices and a computer system is a wired mode, data lines need to be frequently switched to replace different devices, the use is complicated, and users are difficult to master the accurate use method of the devices and the system; in order to solve the above problems, a joint angle measuring system with reasonable design and convenient use is needed.
Disclosure of Invention
The invention aims to provide a joint angle measuring system to solve the problems of complex operation, inconvenience in use and the like caused by connection of a data line when software and hardware are matched for measurement in the conventional shutdown angle measuring system.
The invention provides the following technical scheme:
a joint angle measuring system comprises a display layer, a logic layer, a data layer and an execution layer, wherein the execution layer comprises an inertia measuring module, a first wireless module and a power supply module; the inertia measurement module is arranged at the joint part to be measured and used for collecting and outputting angle data of the joint part to be measured; the first wireless module receives the data of the inertia measurement module and outputs the data in a wireless mode; the power supply module is used for supplying power for the operation of each module of the intelligent joint angle measuring device; the data layer comprises a second wireless module and an analysis module, the second wireless module receives the data of the inertia measurement module and outputs the data to the analysis module, and the analysis module performs sub-packaging according to packet headers and the number of bytes of each packet of data, obtains normal data packets and extracts angle data; the analysis module acquires angle data and outputs the angle data to the logic layer; the logic layer comprises a main control module and a database, wherein the main control module is used for receiving angle data, processing and transmitting the angle data to the database, and the database is used for storing the angle data and the personnel information and providing data support for the display layer; the display layer comprises a personnel management module, an equipment management module and a display module based on human-computer interaction, and the personnel management module is used for managing personnel information and can be used for increasing, deleting, modifying and checking; the equipment management module is used for matching the execution layer and establishing communication with the execution layer; the display module is used for displaying the personnel information and the angle data of the joint part to be detected.
Further, the inertial measurement module includes a three-axis gyroscope and a three-axis acceleration sensor.
Further, the first wireless module and the second wireless module are all a bluetooth module, an NB-IOT module, a WiFi module, or a mobile communication network module.
Further, the power module is a rechargeable lithium battery.
Furthermore, the data of the inertia measurement module is uploaded according to frames, each frame of data comprises a packet header and angle data, and the number of bytes of each frame of data is determined.
Furthermore, the main control module utilizes the 3D model to reconstruct and establish a colorful computer model according to the joint part to be measured and the angle data, and the colorful computer model is displayed through the display module.
The invention has the beneficial effects that:
the joint angle measuring system is more reasonable in design, can be suitable for various large and small joints, does not need frequent replacement of equipment, and is connected with a software system in a wireless manner, so that the operation and the use are more convenient; the joint picture 3D model is adopted for reconstruction to replace the text description, and joints which can be measured are marked, so that the method is simple and clear and is easy to use.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic diagram of the present invention.
Detailed Description
As shown in fig. 1, a joint angle measuring system includes a display layer, a logic layer, a data layer, and an execution layer;
the execution layer comprises an inertia measurement module, a first wireless module and a power supply module; the inertia measurement module is arranged at the joint part to be measured and used for collecting and outputting angle data of the joint part to be measured; the first wireless module receives the data of the inertia measurement module and outputs the data in a wireless mode; the power supply module is used for supplying power for the work of each module of the intelligent joint angle measuring device; the inertia measurement module comprises a three-axis gyroscope and a three-axis acceleration sensor, and the power supply module is a rechargeable lithium battery.
The data layer comprises a second wireless module and an analysis module, the second wireless module receives the data of the inertia measurement module and outputs the data to the analysis module, and the analysis module performs sub-packaging according to the packet header and the number of bytes of each packet of data, obtains a normal data packet and extracts angle data; the analysis module acquires angle data and outputs the angle data to the logic layer; the first wireless module and the second wireless module are both a Bluetooth module, an NB-IOT module, a WiFi module or a mobile communication network module, data of the inertia measurement module are uploaded according to frames, each frame of data comprises a packet header and angle data, and the number of bytes of each frame of data is determined.
The logic layer comprises a main control module and a database, wherein the main control module is used for receiving angle data, processing and transmitting the angle data to the database, and the database is used for storing the angle data and personnel information and providing data support for the display layer; and the main control module utilizes the 3D model reconstruction to establish a colorful computer model according to the joint part to be measured and the angle data, and the colorful computer model is displayed through the display module.
The display layer comprises a personnel management module, an equipment management module and a display module based on human-computer interaction, and the personnel management module is used for managing personnel information and can be used for increasing, deleting, modifying and checking; the device management module is used for matching the execution layer and establishing communication with the execution layer; the display module is used for displaying the personnel information and the angle data of the joint part to be detected.
In the following, taking the first wireless module and the second wireless module as bluetooth modules as examples, the software and the device can communicate with each other through bluetooth. The computer where the software is located uses a BLE Bluetooth adapter to establish a physical channel with the joint angle measuring equipment, after the BLE Bluetooth adapter is installed on the computer, a serial port can be virtualized, and the BLE Bluetooth adapter is operated by the software in a serial port communication mode. Before using software to measure angles, it is necessary to search nearby bluetooth devices and send AT + SCAN through AT command? The instruction, the bluetooth adapter will search all bluetooth in the effective range, the software will show all bluetooth devices in the form of a list, select the required joint angle measuring device, send AT + CONN instruction to connect to the designated device, and then set up the write-in channel through the AT instruction, the software can receive the real-time data of the device.
After the angle measuring equipment is connected with a software system, angle data can be uploaded in real time, meanwhile, the equipment has the functions of zero clearing and data confirmation, when a zero clearing key is pressed, the current angle can be defaulted to be zero, and a data confirmation key is pressed after the measurement is finished. The angle measurement data of the equipment is uploaded according to frames, each frame of data comprises a packet header and angle data, and the number of bytes of each frame is determined.
Joints measured by software comprise the motion range of hand joints, wrist joints, forearms, elbows, shoulder joints, necks, back joints and lower limb joints, the part to be measured is selected and enters a corresponding interface, and all measurable joints are marked on the interface. The software is ready to receive device data by simply moving the cursor to the location where the measurement is desired. When a user measures through the equipment, the angle value of the current equipment can be displayed on the interface in real time, after the equipment presses the determining button, the software records the current angle value to the designated joint, and other joints are operated in the same way. After the measurement is finished, the software can record the measurement data to the database and can reproduce the measurement angle of each joint through a historical data interface.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The joint angle measuring system is characterized by comprising a display layer, a logic layer, a data layer and an execution layer, wherein the execution layer comprises an inertia measuring module, a first wireless module and a power supply module; the inertia measurement module is arranged at the joint part to be measured and used for collecting and outputting angle data of the joint part to be measured; the first wireless module receives the data of the inertia measurement module and outputs the data in a wireless mode; the power supply module is used for supplying power for the operation of each module of the intelligent joint angle measuring device; the data layer comprises a second wireless module and an analysis module, the second wireless module receives the data of the inertia measurement module and outputs the data to the analysis module, and the analysis module performs sub-packaging according to packet headers and the number of bytes of each packet of data, obtains normal data packets and extracts angle data; the analysis module acquires angle data and outputs the angle data to the logic layer; the logic layer comprises a main control module and a database, wherein the main control module is used for receiving angle data, processing and transmitting the angle data to the database, and the database is used for storing the angle data and the personnel information and providing data support for the display layer; the display layer comprises a personnel management module, an equipment management module and a display module based on human-computer interaction, and the personnel management module is used for managing personnel information and can be used for increasing, deleting, modifying and checking; the equipment management module is used for matching the execution layer and establishing communication with the execution layer; the display module is used for displaying the personnel information and the angle data of the joint part to be detected.
2. A joint angle measurement system according to claim 1, wherein the inertial measurement module comprises a three-axis gyroscope and a three-axis acceleration sensor.
3. The system of claim 1, wherein the first wireless module and the second wireless module are each a bluetooth module, an NB-IOT module, a WiFi module, or a mobile communication network module.
4. The system of claim 1, wherein the power module is a rechargeable lithium battery.
5. The system of claim 1, wherein the data of the inertial measurement module is uploaded in frames, each frame of data comprises a packet header and angle data, and the number of bytes of each frame of data is determined.
6. The system of claim 1, wherein the main control module uses 3D modeling to reconstruct a color computer model based on the joint part to be measured and the angle data, and displays the color computer model through the display module.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911367841.5A CN111067540A (en) | 2019-12-26 | 2019-12-26 | Joint angle measuring system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911367841.5A CN111067540A (en) | 2019-12-26 | 2019-12-26 | Joint angle measuring system |
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| CN111067540A true CN111067540A (en) | 2020-04-28 |
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Citations (7)
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| US20140257142A1 (en) * | 2013-03-08 | 2014-09-11 | Thompson Sarkodie-Gyan | Sensor for reliable measurement of joint angles |
| CN104461013A (en) * | 2014-12-25 | 2015-03-25 | 中国科学院合肥物质科学研究院 | Human body movement reconstruction and analysis system and method based on inertial sensing units |
| JP2016035651A (en) * | 2014-08-01 | 2016-03-17 | 株式会社日立ソリューションズ | Home rehabilitation system |
| CN106572821A (en) * | 2014-06-19 | 2017-04-19 | 米洛斯有限责任公司 | Systems and methods for measuring performance parameters related to artificial orthopedic joints |
| CN208677399U (en) * | 2018-03-19 | 2019-04-02 | 芮长军 | Intelligent switch joint angle measurement unit and system |
| WO2019112158A1 (en) * | 2017-12-08 | 2019-06-13 | 한국로봇융합연구원 | Sensor error correction apparatus using joint sensor and correction method |
-
2019
- 2019-12-26 CN CN201911367841.5A patent/CN111067540A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140257142A1 (en) * | 2013-03-08 | 2014-09-11 | Thompson Sarkodie-Gyan | Sensor for reliable measurement of joint angles |
| CN103479362A (en) * | 2013-09-05 | 2014-01-01 | 南京邮电大学 | Motor function rehabilitation monitoring system based on wireless body area network |
| CN106572821A (en) * | 2014-06-19 | 2017-04-19 | 米洛斯有限责任公司 | Systems and methods for measuring performance parameters related to artificial orthopedic joints |
| JP2016035651A (en) * | 2014-08-01 | 2016-03-17 | 株式会社日立ソリューションズ | Home rehabilitation system |
| CN104461013A (en) * | 2014-12-25 | 2015-03-25 | 中国科学院合肥物质科学研究院 | Human body movement reconstruction and analysis system and method based on inertial sensing units |
| WO2019112158A1 (en) * | 2017-12-08 | 2019-06-13 | 한국로봇융합연구원 | Sensor error correction apparatus using joint sensor and correction method |
| CN208677399U (en) * | 2018-03-19 | 2019-04-02 | 芮长军 | Intelligent switch joint angle measurement unit and system |
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Application publication date: 20200428 |
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