CN210582487U - Cervical vertebra three-dimensional mobility intelligent measuring instrument - Google Patents
Cervical vertebra three-dimensional mobility intelligent measuring instrument Download PDFInfo
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- CN210582487U CN210582487U CN201821667695.9U CN201821667695U CN210582487U CN 210582487 U CN210582487 U CN 210582487U CN 201821667695 U CN201821667695 U CN 201821667695U CN 210582487 U CN210582487 U CN 210582487U
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Abstract
The utility model relates to a three-dimensional activity degree intelligent measuring instrument of cervical vertebra, including the instrument body, wireless communication module and terminal, the instrument body is including being hemispherical head ring horizontal ring and head ring vertical ring and occipital protection ring, the both ends of head ring horizontal ring and occipital protection ring are connected through horizontal scale knob adjustment mechanism respectively in order to enclose into a head circumference with head size assorted, the both ends of head ring vertical ring are fixed respectively in corresponding horizontal scale knob adjustment mechanism, be equipped with vertical scale knob adjustment mechanism on the head ring vertical ring, the intermediate position department of head ring vertical ring is fixed with gesture sensor/nine-axis gyroscope, head ring horizontal ring bottom intermediate position department is equipped with nose wing frame, gesture sensor/nine-axis gyroscope passes through wireless communication module and is connected with the terminal communication; the posture sensor/the nine-axis gyroscope is used for monitoring the change of the three-dimensional space posture of the cervical vertebra and outputting three-dimensional posture azimuth data; the terminal is used for receiving the three-dimensional attitude and azimuth data through the wireless communication module and displaying the three-dimensional attitude and azimuth data through the terminal display.
Description
Technical Field
The utility model relates to a technical field is measured to the three-dimensional activity degree of cervical vertebra, especially relates to a three-dimensional activity degree intelligent measuring appearance of cervical vertebra.
Background
With the increasing aging degree of the population in China and the wide application of portable electronic devices such as smart phones and notebook computers, the incidence rate of cervical spondylosis is on a rising trend. The cervical spondylosis is mainly manifested by soreness and discomfort of the neck and shoulders, numbness and weakness of both hands, limited movement of limbs, feeling of treading cotton on the soles, etc., which in turn causes different degrees of influence on the work and life of the patients. Cervical vertebra mobility (CROM) refers to the movement of Cervical vertebra in three dimensional planes, including sagittal plane, coronal plane, and horizontal plane, including 6 degrees of freedom, i.e., anterior flexion, posterior extension, left flexion, right flexion, left rotation, and right rotation. Since most patients with cervical spondylosis can cause pathological changes of cervical spondylosis in different degrees, the cervical spondylosis is often used for primarily screening patients with cervical spondylosis. In the field of cervical vertebra surgery, the measurement of the activity of cervical vertebra is the examination of the sexual activity of cervical vertebra, is commonly used for the auxiliary diagnosis of cervical spondylosis, the judgment of the degree of cervical vertebra function loss and the evaluation of the treatment effect of cervical vertebra operation, and is an important index for evaluating the dynamic activity function of cervical vertebra.
Currently, tools and methods for measuring the mobility of cervical vertebrae used in clinical and experimental studies mainly include: simple visual inspection, mechanical tool (ruler, protractor, level, compass) measurement, imaging measurement (cervical spine X-ray, CT), CROM instrument, electromagnetic motion analyzer, ultrasonic motion analyzer, electrical compass measurement, and the like. The existing measuring instrument or method has many defects: 1. the mechanical measurement method is complex and the operation flow is complicated; 2. the physical measuring instrument has low precision, short service cycle, easy abrasion and poor data accuracy; 3. the radiation dose measured by the imaging is large, and the damage to the organism is large; 4. the subsequent operation process of the motion analyzer is complex, and the measuring and calculating cost is high; 5. the complex anatomy and coupled motion pattern of the cervical spine cause measurement of different dimensions in a single direction to produce a certain degree of dimensional error. The existing cervical vertebra mobility measuring equipment has the defects that in the actual application process, the measured data is low in accuracy, poor in reliability and repeatability, the comparison of repeated measurement results cannot be carried out, the dynamic motion function of the cervical vertebra is difficult to reflect really and effectively, and due to poor user experience, the cervical vertebra mobility measuring equipment cannot be widely accepted by testees and testees, so that the cervical vertebra mobility measuring equipment cannot be popularized and applied clinically.
SUMMERY OF THE UTILITY MODEL
The utility model discloses problem and not enough to prior art exists provide a three-dimensional activity degree intelligent measuring apparatu of cervical vertebra.
The utility model discloses a solve above-mentioned technical problem through following technical scheme:
the utility model provides a cervical vertebra three-dimensional activity degree intelligent measuring instrument, which is characterized in that the instrument comprises an instrument body, a wireless communication module and a terminal, the instrument body comprises a head ring horizontal ring, a head ring vertical ring and a pillow protection ring, the head ring horizontal ring and the head ring vertical ring are hemispherical, two ends of the head ring horizontal ring and the pillow protection ring are respectively connected through a horizontal scale knob adjusting mechanism for adjusting according to the size of the head to form a head circumference matched with the size of the head, two ends of the head ring vertical ring are respectively fixed in the corresponding horizontal scale knob adjusting mechanisms, the head ring vertical ring is provided with a vertical scale knob adjusting mechanism for adjusting the tightness of the head top, an attitude sensor/a nine-axis gyroscope for monitoring the change of cervical vertebra three-dimensional space attitude and outputting the three-dimensional attitude orientation data in real time is fixed at the middle position of the head ring vertical ring, the middle position of the bottom of the head ring horizontal ring is provided with a nose wing frame, and the attitude sensor/nine-axis gyroscope is in communication connection with the terminal through a wireless communication module.
Preferably, a perspective mirror is fixed on the outer surface of the horizontal ring of the head ring, and the position of the horizontal ring of the head ring corresponding to the eyes of a person is made of transparent materials.
Preferably, the inner lining of the pillow protection ring is made of memory cotton.
Preferably, the attitude sensor/nine-axis gyroscope is a Senodia gyroscope, an Alubi attitude sensing gyroscope or a Wit smart gyroscope.
On the basis of the common knowledge in the field, the above preferred conditions can be combined at will to obtain the preferred embodiments of the present invention.
The utility model discloses an actively advance the effect and lie in:
1. the latest attitude sensor/nine-axis gyroscope is adopted in the design, so that the originally separated activity data monitoring in three dimensions and six directions can be synchronously presented at the same time, and the human errors caused by measurement and reading in different times can be reduced.
2. The sensing module of the advanced attitude sensor/nine-axis gyroscope in the market has the advantages of small volume, light weight, convenient and efficient measurement and the like, and the free movement of the cervical vertebra, which is influenced by the heaviness of the measuring instrument in the measuring process, is reduced to the greatest extent.
3. The sensor has the advantages of simple and efficient measurement process, good data repeatability, no need of artificially correcting the head neutral position of a measurer excessively, great convenience for application of a subject and a tester, more intelligent user experience, and convenience for clinical popularization and application.
4. The attitude sensor/nine-axis gyroscope sensor adopted by the design has no radiation in the whole measuring process, high safety, strong reliability and good compliance of repeated measurement of patients, and can be widely applied to basic researches such as ward evaluation, clinic follow-up visit, biomechanics and the like.
5. The design has the functions of real-time data display, dynamic data analysis and processing, synchronous accurate result presentation, automatic data memory and the like in the measurement process.
Drawings
Fig. 1 is a schematic structural view of the intelligent measuring instrument for three-dimensional activity of cervical vertebrae according to the preferred embodiment of the present invention.
Fig. 2 is an actual measurement and application schematic diagram of the intelligent measuring instrument for cervical vertebra three-dimensional activity according to the preferred embodiment of the present invention.
Fig. 3 is the output schematic diagram of the terminal display of the intelligent measuring instrument for cervical vertebra three-dimensional activity according to the preferred embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1, this embodiment provides an intelligent measuring instrument for three-dimensional activity of cervical vertebrae, which includes an instrument body, a wireless communication module and a terminal, wherein the instrument body includes a head ring horizontal ring 1, a head ring vertical ring 2 and a pillow protection ring 3, the head ring horizontal ring 1 and the head ring vertical ring 2 are hemispherical, two ends of the head ring horizontal ring 1 and the pillow protection ring 3 are respectively connected through a horizontal scale knob adjusting mechanism 4 for adjusting according to the size of the head to enclose a head circumference matching the size of the head, two ends of the head ring vertical ring 2 are respectively fixed in the corresponding horizontal scale knob adjusting mechanisms 4, the head ring vertical ring 2 is provided with a vertical scale knob adjusting mechanism 5 for adjusting the tightness of the top of the head, a posture sensor/nine-axis gyroscope 6 is fixed at the middle position of the head ring vertical ring 2, a nose wing frame 7 is arranged at the middle position of the bottom of the head ring horizontal ring 1, the outer surface of the head ring horizontal ring 1 is fixed with a perspective mirror 8, and the position of the head ring horizontal ring 1 corresponding to the eyes of a person is made of transparent materials. And the attitude sensor/nine-axis gyroscope 6 is in communication connection with the terminal through a wireless communication module.
The posture sensor/nine-axis gyroscope 6 is used for monitoring the change of the three-dimensional space posture of the cervical vertebra and outputting three-dimensional posture azimuth data; the terminal is used for receiving the three-dimensional attitude and azimuth data through the wireless communication module and displaying the three-dimensional attitude and azimuth data through a display of the terminal.
The head ring horizontal ring 1 and the head ring vertical ring 2 are respectively provided with a horizontal scale knob adjusting mechanism 4 and a vertical scale knob adjusting mechanism 5, and the volume of the head can be adjusted in different directions to adapt to wearing of individual head circumferences with different sizes. How the horizontal scale knob adjusting mechanism 4 and the vertical scale knob adjusting mechanism 5 adjust the size of the head ring horizontal ring 1 and the head ring vertical ring 2 is the prior art.
The nasal wing frame 7 is designed according to human engineering, and is matched with the size adjustment of the head ring horizontal ring 1 and the head ring vertical ring 2, so that the whole head ring is tightly attached to the head of a testee, and the relative position of the gyroscope sensor is kept fixed in the whole testing process.
The pillow protection ring 3 is lined with memory cotton, so that the testee can wear the head ring comfortably, and the optimal user experience is given to the testee.
The top of the head ring vertical ring 2 is provided with an attitude sensor/nine-axis gyroscope, the attitude sensor is a high-performance three-dimensional motion attitude measurement system based on MEMS (micro electro Mechanical systems) technology, and a core sensing device of the system is the nine-axis gyroscope integrating a three-axis gyroscope, a three-axis accelerometer and a three-axis magnetometer. The gyroscope is used for measuring the angular velocity of the inertial space in the carrier, and the corresponding angular value can be obtained by integrating the angular velocity with time. In order to reduce measurement drift errors caused by factors such as temperature change, friction force and unstable moment, dynamic and static linear acceleration measured by an accelerometer is combined, common fusion attitude algorithms such as an Euler angle method, a direction cosine method and a quaternion method are applied on the basis of special data fusion technologies such as Kalman filtering, particle filtering and complementary filtering, and zero-drift three-dimensional attitude orientation data (roll angle, pitch angle and yaw angle) are output in real time. The fusion design of the magnetometer is error correction for yaw angle and gravity direction quadrature errors. Therefore, the design adopts a nine-axis gyroscope as a core, and combines a filtering technology and an attitude calculation algorithm to accurately, efficiently and conveniently acquire real-time angle change data in three dimensions in six directions under the multi-dimensional compound motion of the cervical vertebra. The attitude sensor/nine-axis gyroscope is connected with the terminal display through a wireless Bluetooth communication technology, and accurate terminal control and real-time data acquisition can be realized. The terminal display can be selected from intelligent equipment such as a wireless notebook, a tablet and a smart phone.
The utility model discloses based on nine gyros monitoring principle and the algorithm is solved basically to the attitude data, design the operation control system of data processing, analysis, output. Accurate control of the measuring process and real-time data acquisition can be realized through a personal smart phone or a computer. The utility model discloses in, nine gyro sensors utilize the conservation of angular momentum principle, and intelligence is high-efficient to the real-time measurement of cervical vertebra three-dimensional spatial variation data to through kalman filtering technique, gesture are resolved and further comprehensive analysis handles, the angle of pitch (coronal plane), roll angle (sagittal plane) and course angle (horizontal plane) of three dimension of output simultaneously. The cervical vertebra three-dimensional activity intelligent measuring instrument can simultaneously carry out real-time measurement of three dimensions and six groups of data in the dynamic activity process of the cervical vertebra, the data are synchronously displayed on a terminal display, and the cervical vertebra three-dimensional activity intelligent measuring instrument is high in measuring precision, small in error, good in efficiency and high in repeatability. Can be widely applied to clinical evaluation of cervical spondylosis and relevant basic research.
The sensor can adopt a sensing module of a commercially available attitude sensor/nine-axis gyroscope, such as: a Senodia gyroscope, an Alubi attitude sensing gyroscope, a Wit smart gyroscope, etc.
As shown in fig. 2, the three-dimensional activity measuring instrument for cervical vertebrae has the following use process: the subject sits on a chair, leans against the chair back, and can properly fix the body of the subject by a binding belt. The measuring instrument is placed on the head of the testee, and the horizontal scale knob adjusting mechanism 4 and the vertical scale knob adjusting mechanism 5 are adjusted to enable the size of the head ring to be suitable for the testee to wear.
And starting a switch on the attitude sensor/nine-axis gyroscope 6 when the test is started, and connecting the attitude sensor/nine-axis gyroscope with a terminal through a wireless communication module. The testee is ordered to raise the head and close the lower jaw and look ahead, the tester presses a 'start key' on the control terminal, and the terminal automatically establishes a relative neutral position (real-time angle change of three dimensions/zero clearing of final measurement data in six directions). At the beginning of the measurement, the subject is instructed to perform normal head movements (to the maximum) in six directions of lowering head, raising head, left bending, right bending, left rotation and right rotation by dictation or synchronous action. And the terminal display displays the head virtual space position change and the three-dimensional angle change in real time. And after the whole head moves, pressing an end key, finally determining the final measurement data in six directions, and simultaneously and automatically recording the measurement result by the system. When the unified testee measures again, the 'Reset key' is pressed, the neutral position is reestablished, the data is cleared immediately, and the measurement is restarted. After the test is finished, data review and result extraction are carried out through data review keys (forward and backward).
As shown in fig. 3, left interface: the data display interface is characterized in that the arc-shaped frame displays the angle change of three dimensions in real time; the square box shows the final measurement data in three dimensions and six directions. The five keys below the display interface are respectively: start key, Reset key (data clear/relative neutral set), data lookback key (forward), data lookback key (backward), end key.
Interface on the right: and a virtual three-dimensional space display interface displays the change of the virtual relative space position of the sensor in real time.
The data analysis, processing and output process comprises the following steps that a test is started, an attitude sensor/nine-axis gyroscope monitors the three-dimensional space attitude change of cervical vertebrae, three-dimensional attitude azimuth data (roll angle, pitch angle and yaw angle) are output in real time through a data fusion technology and an attitude calculation algorithm, a terminal receives the monitored data in real time through a wireless Bluetooth transmission technology and classifies the data into the roll angle α (X axis), the pitch angle β (Y axis) and the yaw angle gamma (Z axis), the X-axis roll angle α is taken as an example, the judgment of α?is that if α is greater than or equal to 0, the data is defined as α1If α < 0, it is defined as α2Taking α measured continuously1The maximum value is output as the final measuring angle of left side bending, and α is continuously measured2The absolute value of the minimum value in the sum is output as the final measurement angle of "right lateral bending", and similarly, the measurement analysis processing of the Y-axis pitch angle β determines that β is not less than 01If β < 0, it is defined as β2Taking β measured continuously1The maximum value is output as the final measuring angle of the anteflexion, and β measured continuously is taken2The absolute value of the minimum value in (1) is output as the final measurement angle of 'backward extension'. Similarly, the measurement analysis processing of the Z-axis pitch angle γ determines that γ ≧ 0? If gamma is not less than 0, it is defined as gamma1If, ifGamma is defined as gamma when gamma < 02Taking the continuously measured gamma1The maximum value of the angle is output as a final left-hand measurement angle; taking the continuously measured gamma2The absolute value of the minimum in (d) is output as the "right-hand" final measurement angle.
Although particular embodiments of the present invention have been described above, it will be appreciated by those skilled in the art that these are examples only and that the scope of the present invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and the principles of the present invention, and these changes and modifications are all within the scope of the present invention.
Claims (4)
1. An intelligent measuring instrument for the three-dimensional activity of cervical vertebrae is characterized by comprising an instrument body, a wireless communication module and a terminal, wherein the instrument body comprises a head ring horizontal ring, a head ring vertical ring and a pillow protection ring, the head ring horizontal ring and the head ring vertical ring are hemispherical, two ends of the head ring horizontal ring and the pillow protection ring are respectively connected through a horizontal scale knob adjusting mechanism for adjusting according to the size of the head to form a head circumference matched with the size of the head, two ends of the head ring vertical ring are respectively fixed in the corresponding horizontal scale knob adjusting mechanisms, the head ring vertical ring is provided with a vertical scale knob adjusting mechanism for adjusting the tightness of the head top, an attitude sensor/a nine-axis gyroscope for monitoring the three-dimensional space attitude change of the cervical vertebrae and outputting three-dimensional attitude orientation data in real time is fixed in the middle position of the head ring vertical ring, the middle position of the bottom of the head ring horizontal ring is provided with a nose wing frame, and the attitude sensor/nine-axis gyroscope is in communication connection with the terminal through a wireless communication module.
2. The intelligent measuring instrument for the three-dimensional activity of the cervical vertebrae according to claim 1, wherein a perspective mirror is fixed on the outer surface of the horizontal loop of the head loop, and the horizontal loop of the head loop is made of a transparent material at a position corresponding to the eyes of a person.
3. The intelligent measuring instrument for three-dimensional activity of cervical vertebrae according to claim 1, wherein the inner lining of the occipital protection ring is made of memory cotton.
4. The intelligent measuring instrument for three-dimensional activity of cervical vertebrae as claimed in claim 1, wherein the posture sensor/nine-axis gyroscope is a Senodia gyroscope, an Alubi posture sensing gyroscope or a Wit intelligent gyroscope.
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| CN201821667695.9U CN210582487U (en) | 2018-10-15 | 2018-10-15 | Cervical vertebra three-dimensional mobility intelligent measuring instrument |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109602424A (en) * | 2018-10-15 | 2019-04-12 | 中国人民解放军第二军医大学第二附属医院 | Cervical vertebra three-dimensional activity degree intelligent measuring apparatus |
| CN112085833A (en) * | 2020-08-24 | 2020-12-15 | 南昌大学第一附属医院 | Analysis method for in-vivo three-dimensional motion of cervical vertebra by combining cone beam CT and image fusion |
| CN113208909A (en) * | 2021-05-08 | 2021-08-06 | 济南市明水眼科医院股份有限公司 | Eye moxibustion device |
| CN113520371A (en) * | 2021-07-27 | 2021-10-22 | 中科全联科技(北京)有限公司 | Method and device for monitoring cervical curvature |
| CN113520371B (en) * | 2021-07-27 | 2024-04-12 | 中科全联科技(北京)有限公司 | Method and device for monitoring cervical vertebra curvature |
-
2018
- 2018-10-15 CN CN201821667695.9U patent/CN210582487U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109602424A (en) * | 2018-10-15 | 2019-04-12 | 中国人民解放军第二军医大学第二附属医院 | Cervical vertebra three-dimensional activity degree intelligent measuring apparatus |
| CN112085833A (en) * | 2020-08-24 | 2020-12-15 | 南昌大学第一附属医院 | Analysis method for in-vivo three-dimensional motion of cervical vertebra by combining cone beam CT and image fusion |
| CN113208909A (en) * | 2021-05-08 | 2021-08-06 | 济南市明水眼科医院股份有限公司 | Eye moxibustion device |
| CN113520371A (en) * | 2021-07-27 | 2021-10-22 | 中科全联科技(北京)有限公司 | Method and device for monitoring cervical curvature |
| CN113520371B (en) * | 2021-07-27 | 2024-04-12 | 中科全联科技(北京)有限公司 | Method and device for monitoring cervical vertebra curvature |
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