CN111795678A - Level measurer for three-dimensional motion analysis mark points - Google Patents

Abstract

The invention relates to a level measurer for analyzing mark points in three-dimensional motion, which comprises a first front arm, a second front arm, a first cross arm, a second cross arm, a rotating fixed shaft A and a rotating fixed shaft B, wherein the first front arm is connected with the second front arm through a connecting rod; the first front arm and the second front arm are fixedly connected through a rotating fixing shaft A, the first front arm and the first cross arm are fixedly connected through a rotating fixing shaft B, and the second front arm and the second cross arm are also fixedly connected through a rotating fixing shaft B; the first cross arm and the second cross arm are fixedly provided with a level meter, and the level meter has the advantages that: according to the invention, the length and the width of the existing measuring ruler arm are changed, and the arrangement of the level meter is increased, so that the accuracy of the position of the fluorescent mark point in the three-dimensional motion analysis process can be improved, and errors of naked eye judgment and operation are avoided, thereby improving the accuracy of data acquisition, ensuring the data reliability of motion function abnormity diagnosis and evaluation, simultaneously shortening the operation time of an operator, and improving the simplicity of operation.

Description

Level measurer for three-dimensional motion analysis mark points

Technical Field

The invention relates to the technical field of medical assistance, in particular to a level measurer for three-dimensional motion analysis mark points.

Background

The three-dimensional motion analysis technology is a commonly accepted means for fine assessment of motor function abnormality at home and abroad at present, and is also one of the most objective methods for assessing motor function abnormality at present. The three-dimensional motion analysis data is an important link for evaluating the diagnosis of the abnormal motion function of a patient in the acquisition process, the fluorescent marker points with the light reflection effect are placed at the designated positions on the body surface of the subject, and the accurate positioning of the positions is the most important premise for the reliability of the data.

Three-dimensional motion analysis data acquisition requires that two mark points of a heel and a instep are at the same horizontal height, but at present, the accuracy cannot be ensured by mainly depending on visual measurement judgment or common ruler measurement judgment in clinic. If the marked points of the heel and the instep are not at the same height, the estimated ankle flexion and extension movement angle is too large or too small, and the diagnosis and treatment of clinical diseases are affected.

At present, a horizontal measurer for assisting the placement of three-dimensional motion analysis mark points is temporarily unavailable clinically, and a common ruler or a U-shaped width ruler is mostly used for replacing the horizontal measurer. The ruler can only relatively measure the consistency of the heights on the basis of visual judgment, and cannot accurately determine whether two marking points are kept at the same horizontal height. And the time is long and the operation is inconvenient because the repeated confirmation is needed.

Therefore, what is needed is a level measurer for three-dimensional motion analysis marker points, which has a simple structure, is convenient to operate and observe, can save operation time, improve the accuracy of the positions of the fluorescent marker points in the three-dimensional motion analysis process, and avoid errors of visual judgment, thereby improving data acquisition accuracy.

However, such a marker level meter for three-dimensional motion analysis has not been reported yet.

Disclosure of Invention

The invention aims to help improve the accuracy of the placement of the mark points in the three-dimensional motion analysis data acquisition process, ensure the data reliability of the motion function abnormity diagnosis and evaluation, shorten the operation time and improve the operation simplicity, and particularly provides a level measurer for the three-dimensional motion analysis mark points.

In order to achieve the purpose, the invention adopts the technical scheme that:

a level measurer for analyzing marking points for three-dimensional motion is composed of a first front arm, a second front arm, a first cross arm, a second cross arm, a rotating fixing shaft A and a rotating fixing shaft B, wherein the first front arm and the second front arm are fixedly connected through the rotating fixing shaft A; the first front arm is fixedly connected with the first cross arm through a rotating fixing shaft B, and the second front arm is also fixedly connected with the second cross arm through a rotating fixing shaft B; the first cross arm and the second cross arm are both fixedly provided with a level gauge, the center position of the rotating fixed shaft A is also fixedly provided with a level gauge, and the level gauges are both transversely arranged.

In the above-mentioned leveling device for three-dimensional motion-resolving marking points, as a preferable mode, the rotatable angle between the first forearm and the second forearm is 0 to 360 °.

In the above-mentioned leveling device for three-dimensional motion analysis marker points, as a preferred embodiment, the rotatable angle between the first forearm and the first cross arm is 90-180 °; and the rotatable angle between the second front arm and the second cross arm is also 90-180 degrees.

In the above-mentioned leveling instrument for three-dimensional motion analysis marker points, as a preferred aspect, the level gauge on the first cross arm and the level gauge on the second cross arm are symmetrically arranged and are respectively located at right positions close to the first cross arm and the second cross arm.

In the above-mentioned level measuring device for three-dimensional motion analysis marker, as a preferred embodiment, the first forearm and the second forearm have a length of 32-38cm and a width of 2-6 cm.

In the above-mentioned leveling instrument for three-dimensional motion analysis marker points, preferably, the first cross arm and the second cross arm are both 4-8cm long and 2-6cm wide.

In the above-mentioned leveling instrument for three-dimensional motion analysis marker points, as a preferred embodiment, the entire leveling instrument is made of rigid plastic.

In the above-described level measurer for three-dimensional motion analysis mark points, as a preferred embodiment, one side of the measurement control plate is provided with a plurality of grooves, and the grooves can just display scale measurement lines and angle measurement lines on the first forearm, and one side of the measurement control plate can be simultaneously compared with the scale measurement lines and the angle measurement lines.

The invention has the advantages that:

1. the invention has simple structure, convenient operation, lower manufacturing cost and strong practicability, and is favorable for wide popularization and use in clinic.

2. According to the invention, the length and the width of the existing measuring ruler arm are changed, and the arrangement of the level meter is increased, so that the accuracy of the position of the fluorescent marking point in the three-dimensional motion analysis process can be improved, and the error of naked eye judgment is avoided, thereby improving the accuracy of data acquisition, ensuring the data reliability of abnormal motion function diagnosis and evaluation, simultaneously shortening the operation time of an operator, improving the simplicity of operation, and further better assisting the diagnosis and treatment of clinical abnormal motion diseases.

3. The arrangement of the rotatable angles between the first forearm and the second forearm, between the first forearm and the first cross arm, and between the second forearm and the second cross arm can adapt to the foot sizes measured by different patients, thereby meeting the requirements of different patients and improving the comfort of the patients.

Drawings

Fig. 1 is a schematic structural diagram of a three-dimensional motion analysis mark point level measurer according to the present invention.

Fig. 2 is a partially rotated configuration diagram of the three-dimensional motion analysis mark point level measurer according to the present invention.

Fig. 3 is a schematic view of a partial structure between a first forearm and a second forearm of a three-dimensional motion analysis mark point level measuring device according to the present invention.

Detailed Description

The invention will be further illustrated with reference to specific embodiments. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes and modifications can be made by those skilled in the art after reading the disclosure of the present invention, and equivalents fall within the scope of the appended claims.

The reference numerals and components referred to in the drawings are as follows:

1. a first front arm 2, a second front arm 3, a first cross arm

4. A second cross arm 5, a rotating fixed shaft A6 and a rotating fixed shaft B

7. Scale measuring line 8, angle measuring line 9, measuring contrast plate

10. Level gauge 11 groove

Embodiment 1 a level measurer for three-dimensional motion analysis marking points

Referring to fig. 1-3, fig. 1 is a schematic structural diagram of a three-dimensional motion analysis mark point level measurer according to the present invention. Fig. 2 is a partially rotated configuration diagram of the three-dimensional motion analysis mark point level measurer according to the present invention. Fig. 3 is a schematic view of a partial structure between a first forearm and a second forearm of a three-dimensional motion analysis mark point level measuring device according to the present invention.

The invention mainly provides a tool which is used for helping to accurately place fluorescent mark points positioned on instep and heel in the current three-dimensional motion analysis data acquisition process, actually changes the shape and structure according to the existing measuring ruler, avoids errors of naked eye judgment and operation by increasing the length of a transverse ruler arm and arranging a level gauge at the joint of the tail end of the transverse ruler arm at two sides and the front arms of two rulers, and improves the accuracy of three-dimensional motion analysis data acquisition, and particularly provides a level measurer for the three-dimensional motion analysis mark points, wherein the level measurer consists of a first front arm 1, a second front arm 2, a first cross arm 3, a second cross arm 4, a rotating and fixing shaft A5 and a rotating and fixing shaft B6; the shape of the first forearm 1, the second forearm 2, the first cross arm 3 and the second cross arm 4 is approximately a cuboid structure, the first forearm 1 and the second forearm 2 are fixedly connected through a rotating fixing shaft A5, a scale measuring line 7 is arranged at one end of the first forearm 1 close to a rotating fixing shaft A6, an angle measuring line 8 is further arranged below the scale measuring line 7, the scale measuring line 7 and the angle measuring line 8 are mutually contrasted up and down, the lower part of the scale measuring line 7 can be marked with 0-10cm or 0-20 or other digital scales for displaying sizes, so that an operator can conveniently observe the scales, meanwhile, the lower part of the angle measuring line 8 can be marked with 0-30 degrees or 0-60 degrees or other angle numbers for the operator to read conveniently, and therefore the measuring time of the operator is saved, the efficiency of work is improved, simultaneously the setting of scale measuring line 7 and angle measuring line 8 can assist the operator to the accurate location of two mark points of patient's foot heel and instep, and then improve the accuracy of three-dimensional motion analytic data acquisition. A measurement contrast plate 9 is fixedly arranged at one end of the second front arm 2 close to the rotating and fixing shaft A5, the measurement contrast plate 9 and the second front arm 2 are arranged in an integrated structure, and the measurement contrast plate 9 is mainly used for measuring the size and the angle; the first front arm 1 is fixedly connected with the first cross arm 3 through a rotating fixing shaft B6, and the second front arm 2 is fixedly connected with the second cross arm 4 through a rotating fixing shaft B6; all fixed the setting on first xarm 1 and the second xarm 2 by spirit level 10, the central point of rotatory fixed axle A5 puts also fixed spirit level 10 that is provided with, just spirit level 10 all be horizontal placing, the angle when the blade of level 10's setting can conveniently be adjusted and measure makes it clearer, makes things convenient for the operator to operate the adjustment, and also two mark points on the instep that guarantee the patient to survey and the heel are in the same level constantly, avoid the error that the naked eye judges and operates, improved the accuracy that three-dimensional motion analyzed data was gathered.

In the present embodiment, the rotatable angle between the first front arm 1 and the second front arm 2 is preferably 0-360 °.

In the present embodiment, the rotatable angle between the first front arm 1 and the first cross arm 3 is preferably 90-180 °; and the rotatable angle between the second forearm 2 and the second cross arm 4 is also 90-180 degrees, and the setting of the rotatable angle can adapt to the foot sizes measured by different patients, thereby meeting the requirements of different patients and improving the comfort of the patients.

In this embodiment, the spirit levels 10 on the first crossbar 1 and the spirit levels 10 on the second crossbar 2 are preferably arranged in a symmetrical structure, and are located at right positions close to the first crossbar 1 and the second crossbar 2, respectively.

In the embodiment, the length of the first front arm 1 and the width of the second front arm 2 are both 32-38cm and 2-6 cm.

In the embodiment, the length of the first cross arm 3 and the width of the second cross arm 4 are both 4-8cm and 2-6 cm.

In this embodiment, the level measuring device is preferably made of rigid plastic, and the rigid plastic may be made of pc material, which can ensure the stability of the cross arm and the forearm, so as to increase the number of uses of the device and increase the stability thereof.

In this embodiment, it is preferable that one side of the measurement contrast plate 9 is provided with a plurality of grooves 11, and the grooves 11 can just display the scale measurement lines 7 and the angle measurement lines 8 on the first forearm 1, and one side of the measurement contrast plate 9 can be simultaneously contrasted with the scale measurement lines 7 and the angle measurement lines 8, and the plurality of grooves 11 on the measurement contrast plate 9 can enable the side of the measurement contrast plate 9 to simultaneously align with the scale measurement lines 7 and the angle measurement lines 8, so that an operator can conveniently and accurately record readings, help is provided for accurate marking between the heel and the instep of a patient, errors in judgment and operation by naked eyes are reduced, and accuracy in acquiring three-dimensional motion analysis data is improved.

The use method of the invention comprises the following steps: when the ruler is used specifically, an operator needs to hold the center of the ruler with one hand and adjust the cross arm of the ruler with the other hand, the cross arm on one side is connected with the bottom of a fluorescent marking ball at the instep of a three-dimensional motion analysis subject, the cross arm and a central position level are kept to be in the horizontal position, the adjusted cross arm of the ruler on the other side is directly attached to the heel and used for positioning the height position of the fluorescent marking ball at the heel to enable the fluorescent marking ball to be at the same horizontal height with the fluorescent marking ball at the instep, the ruler is removed after the fluorescent marking ball is placed accurately, the length of each subject is different, and the angle between two forearms can be adjusted appropriately to meet the requirements of different patients.

It should be noted that: the three-dimensional motion analysis data acquisition device is simple in structure, convenient to operate, low in manufacturing cost and high in practicability, can help improve the accuracy of placing the marking points in the three-dimensional motion analysis data acquisition process, and avoids errors of naked eye judgment, so that the accuracy of data acquisition is improved, the data reliability of motion function abnormity diagnosis and evaluation is guaranteed, meanwhile, the operation time of an operator is shortened, the simplicity and convenience of operation are improved, and the diagnosis and treatment of clinical motion abnormity diseases can be better assisted; the rotating fixed shaft and the level meter are disclosed by the prior art, and parts of the market are sold and used, so that the details are not repeated.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and additions can be made without departing from the principle of the present invention, and these should also be considered as the protection scope of the present invention.

Claims (8)

1. A horizontal measurer for analyzing mark points in three-dimensional motion is characterized by comprising a first forearm, a second forearm, a first cross arm, a second cross arm, a rotating fixing shaft A and a rotating fixing shaft B, wherein the first forearm and the second forearm are fixedly connected through the rotating fixing shaft A, a scale measuring line is arranged at one end of the first forearm close to the rotating fixing shaft A, an angle measuring line is further arranged below the scale measuring line, the scale measuring line and the angle measuring line are mutually compared, and a measuring comparison plate is further fixedly arranged at one end of the second forearm close to the rotating fixing shaft A; the first front arm is fixedly connected with the first cross arm through a rotating fixing shaft B, and the second front arm is also fixedly connected with the second cross arm through a rotating fixing shaft B; the first cross arm and the second cross arm are both fixedly provided with a level gauge, the center position of the rotating fixed shaft A is also fixedly provided with a level gauge, and the level gauges are both transversely arranged.

2. The level gauge for three-dimensional motion resolution marking points of claim 1, wherein the angle of rotation between the first forearm and the second forearm is 0-360 °.

3. The leveling instrument for three-dimensional motion resolution marking points according to claim 1, wherein the rotatable angle between the first forearm and the first cross arm is 90-180 °; and the rotatable angle between the second front arm and the second cross arm is also 90-180 degrees.

4. The leveling instrument for three-dimensional motion analysis marker points according to claim 1, wherein the level gauge on the first cross arm and the level gauge on the second cross arm are symmetrically arranged and are respectively located at a right position close to the first cross arm and the second cross arm.

5. The level measurer for three-dimensional motion analysis marker according to claim 1, wherein the first forearm and the second forearm have a length of 32-38cm and a width of 2-6 cm.

6. The leveling instrument for three-dimensional motion analysis marker points according to claim 1, wherein the first cross arm and the second cross arm are both 4-8cm long and 2-6cm wide.

7. The level measuring device for three-dimensional movement analysis marker points according to claim 1, wherein the level measuring device is made of rigid plastic.

8. The horizontal measurer for three-dimensional motion analysis marker as claimed in claim 1, wherein the measuring control plate has a plurality of grooves formed on one side thereof, and the grooves are adapted to display the scale measuring lines and the angle measuring lines on the first forearm, and one side of the measuring control plate is adapted to be simultaneously aligned with the scale measuring lines and the angle measuring lines.

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