CN215128653U

CN215128653U - Mobility and stress measuring device suitable for joint

Info

Publication number: CN215128653U
Application number: CN202120761585.4U
Authority: CN
Inventors: 李吉坤
Original assignee: Shanghai Likun Medical Instrument Co ltd
Current assignee: Shanghai Likun Medical Instrument Co ltd
Priority date: 2021-04-14
Filing date: 2021-04-14
Publication date: 2021-12-14
Anticipated expiration: 2031-04-14

Abstract

The utility model provides a mobility and stress measurement device suitable for joint, include: the device comprises a fixed frame, a displacement sliding table, a pressure sensor and a displacement sensor; the shifting sliding table is arranged on the fixed frame in a sliding mode, and a driving assembly used for driving the shifting sliding table to do reciprocating sliding motion is arranged on the fixed frame; the pressure sensor is arranged at one end of the shifting sliding table in the sliding direction, and the displacement sensor is arranged on the fixed frame and used for detecting the displacement of the shifting sliding table. The utility model discloses a atress when setting up pressure sensor and measuring the limbs contact, displacement sensor acquires and shifts the distance of slip table, can carry out joint activity degree and joint atress simultaneously and detect.

Description

Mobility and stress measuring device suitable for joint

Technical Field

The utility model relates to a joint activity measures technical field, especially, relates to a mobility and stress measurement device suitable for joint.

Background

At present, the detection and evaluation means for the joint sclerosis patients are mainly used for evaluating the joint mobility of the patients by detecting the joint mobility, but a device capable of simultaneously detecting the joint mobility and the joint stress is not available, the detection of the joint mobility is single for evaluating the confidence level of the recovery condition of the patients when the patients only move autonomously, the joint mobility and the joint stress data can be obtained, the evaluation indexes of the joint sclerosis patients can be enriched, and the state of the patients can be evaluated more accurately.

Through the retrieval, patent document CN112057081A discloses a movable function testing device for bone joint detection, this prior art movable function testing device for bone joint detection includes a sleeve arm barrel, a sliding clamping block and a movable plate, the sliding clamping block is connected inside the sleeve arm barrel through a first sliding rod in a sliding manner, the sleeve arm barrel is connected with a first threaded rod through a first threaded hole in a threaded manner, a connecting plate fixedly connected with scale testing disc, the sleeve arm barrel is connected with a rotating plate through a first rotating hole in a rotating manner, the rotating plate is fixedly connected with a pointer, the first convex plate is fixedly connected with a second threaded rod, the second threaded rod is connected with a second rotating block in a threaded manner, the movable plate is connected with the second rotating block through a second rotating hole in a rotating manner, and the movable plate is fixedly connected with a handle. But the prior art has the defects that only the mobility of the joint can be tested, and the function is single.

In conclusion, the domestic old people have a lot of arthrosclerosis patients, a portable product is provided to help the inconvenient people to diagnose at home, the joint activity and joint stress detection device can be used for determining the disease state at the same time, and the portable joint diagnosis device has practical significance for timely diagnosis.

SUMMERY OF THE UTILITY MODEL

To the defect among the prior art, the utility model aims at providing a mobility and stress measurement device suitable for joint.

According to the utility model provides a pair of activity degree and stress measurement device suitable for joint, include: the device comprises a fixed frame, a displacement sliding table, a pressure sensor and a displacement sensor;

the shifting sliding table is arranged on the fixed frame in a sliding mode, and a driving assembly used for driving the shifting sliding table to do reciprocating sliding motion is arranged on the fixed frame;

the pressure sensor is arranged at one end of the shifting sliding table in the sliding direction, and the displacement sensor is arranged on the fixed frame and used for detecting the displacement of the shifting sliding table.

Preferably, the device further comprises a fixed sliding seat, wherein the fixed sliding seat is arranged on the fixed framework and is matched with the shifting sliding table in a sliding mode.

Preferably, the driving assembly penetrates through the fixed sliding seat and is in threaded connection with the shifting sliding table.

Preferably, both sides of the fixed sliding seat are provided with limiting parts, and the limiting parts are installed on the fixed frame.

Preferably, the fixed frame includes a main frame and a sub-frame, and the main frame and the sub-frame are detachably connected.

Preferably, the main frame is provided with a slide rail, and the subframe is connected with the main frame in a sliding manner.

Preferably, the driving assembly comprises a handle and a screw rod, the handle is arranged at one end of the fixed sliding seat and connected with the screw rod, and the pressure sensor arranged at one end of the fixed sliding seat is driven by the screw rod through shaking the handle.

Preferably, one end of the pressure sensor, which is contacted with the object to be measured, is provided with a front end component; the front end part is used for applying pressure to the object to be tested.

Preferably, the displacement sensor is at the same level as the shift slide.

Preferably, the fixing part is arranged on the subframe and used for fixing the position of the subframe on the main frame.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses a atress when setting up pressure sensor and measuring the limbs contact, displacement sensor acquires and shifts the distance of slip table, can carry out joint activity degree and joint atress simultaneously and detect.

2. The utility model discloses light, easy operation and data collection are abundant, can be better diagnose and aassessment user joint function.

3. The utility model can be used for detecting the mobility of each joint of the patient with the joint sclerosis and the implementation stress, but not limited to the patient with the joint sclerosis; and can be widely used for detecting the range of motion and the hardening condition of the sagittal plane, the frontal plane and the coronal plane of the joint.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is an overall structure diagram of the present invention.

In the figure:

Detailed Description

The present invention will be described in detail with reference to the following embodiments. The following examples will assist those skilled in the art in further understanding the present invention, but are not intended to limit the invention in any way. It should be noted that various changes and modifications can be made by one skilled in the art without departing from the spirit of the invention. These all belong to the protection scope of the present invention.

As shown in fig. 1, the utility model provides a mobility and stress measurement device suitable for joint, including fixed frame 1, fixed slide 2, pressure sensor 3, displacement sensor 4, mounting 7, handle 8, lead screw 9 and aversion slip table 10.

The fixed frame 1 comprises a main frame 5 and a sub-frame 6, the shifting sliding table 10 is arranged on the main frame 5 in a sliding mode, and a driving assembly used for driving the shifting sliding table 10 to do reciprocating sliding motion is arranged on the fixed frame 1; the pressure sensor (3) is arranged at one end of the shifting sliding table 10 in the sliding direction, and the displacement sensor 4 is arranged on the fixed frame 1 and used for detecting the displacement of the shifting sliding table 10.

The fixed slide 2 is arranged on the fixed frame 1 and is matched with the shift sliding table 10 in a sliding way. The driving assembly penetrates through the fixed sliding seat 2 and is in threaded connection with the shifting sliding table 10. The two sides of the fixed sliding seat 2 are provided with limiting parts, and the limiting parts are installed on the fixed frame 1. The fixed frame 1 includes a main frame 5 and a sub-frame 6, and the main frame 5 and the sub-frame 6 are detachably connected.

The end of the pressure sensor 3 contacting the object to be measured is provided with a front end component for applying pressure to the object to be measured.

The utility model discloses aPreferred embodiment(s) of the inventionFor further explanation.

Based on the basic embodiment, the main frame 5 is provided with slide rails, the sub-frame 6 is slidably connected with the main frame 5, and the fixing member 7 is provided on the sub-frame 6 and is used for fixing the position of the sub-frame 6 on the main frame 5.

Based on the basic embodiment, the driving assembly comprises a handle 8 and a screw rod 9, the handle 8 is arranged at one end of the fixed sliding seat 2, the handle 8 is connected with the screw rod 9, and the pressure sensor 3 arranged at one end of the fixed sliding seat 2 is driven by the screw rod 9 through shaking the handle 8.

Based on the basic embodiment described above, the displacement sensor 4 is the same as the horizontal position of the shift slide table 10.

Based on the basic embodiment described above, one end of the pressure sensor 3 is linked with the shift stage 10, and the other end is linked by a circular head of metal or plastic, applying pressure to the joint portion.

Based on the basic embodiment described above, in order to prevent the shift stage 10 from touching the displacement sensor 4, the moving range of the shift stage 10 is limited within the measuring range of the displacement sensor 4.

The utility model discloses aVariation exampleFor further explanation.

Based on the preferred embodiment, the other end of the pressure sensor 3 can be customized into an ellipsoid suitable for limb contact, or wrapped with a layer of plastic material, so that the discomfort of a testee is avoided in the test process.

Based on above-mentioned basic embodiment and preferred embodiment, the utility model discloses also can adopt the lead screw slip table of electrodynamic type, through the removal of PC end control lead screw slip table.

Based on above-mentioned basic embodiment, the utility model provides a scale can be carved to the handle on displacement slip table 2, supplementary removal distance is observed.

Based on above-mentioned basic embodiment, the utility model discloses in remove slip table 10 that links with lead screw 9 be portable metal material preparation, and the front end leaves the screw hole and links with pressure sensor 3, perhaps with pressure sensor 3 embedded in slip table 10, improves pressure sensor's fastness.

In one embodiment, the fixing frame 1 can be made of aluminum alloy or section light materials, and the main frame 5 can be scaled along the long axis direction, so that the position during testing can be conveniently recorded.

In another embodiment, the shift sliding table 10 is a high-precision screw sliding table or an aluminum alloy housing, and a data transmission port and a displacement display screen are reserved on the housing.

In yet another embodiment, the displacement sensor 4 is fixed between the moving slide 10 and the handle 8 using a laser displacement sensor.

The foregoing description of the specific embodiments of the invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes or modifications may be made by those skilled in the art within the scope of the appended claims without departing from the spirit of the invention. The embodiments and features of the embodiments of the present application may be combined with each other arbitrarily without conflict.

Claims

1. A mobility and stress measurement device adapted for use with a joint, comprising: the device comprises a fixed frame (1), a shifting sliding table (10), a pressure sensor (3) and a displacement sensor (4);

the shifting sliding table (10) is arranged on the fixed frame (1) in a sliding mode, and a driving assembly used for driving the shifting sliding table (10) to do reciprocating sliding motion is arranged on the fixed frame (1);

the pressure sensor (3) is arranged at one end of the sliding direction of the displacement sliding table (10), and the displacement sensor (4) is arranged on the fixed frame (1) and used for detecting the displacement of the displacement sliding table (10).

2. The device for measuring the mobility and the stress applicable to the joint according to claim 1, further comprising a fixing sliding base (2), wherein the fixing sliding base (2) is arranged on the fixing frame (1) and is in sliding fit with the shifting sliding table (10).

3. The device for measuring the mobility and the stress applicable to a joint according to claim 2, characterized in that the driving assembly is arranged through the fixed sliding seat (2) and is in threaded connection with the shifting sliding table (10).

4. The device for measuring the degree of motion and stress applicable to a joint according to claim 2, characterized in that the fixed slide (2) is provided with limit pieces on both sides, which are mounted on the fixed frame (1).

5. The device for measuring articulation and stress according to claim 1, characterized in that said fixed frame (1) comprises a main frame (5) and a secondary frame (6), said main frame (5) and said secondary frame (6) being removably connected.

6. The device for measuring the degree of motion and stress applicable to a joint according to claim 4, characterized in that the main frame (5) is provided with sliding rails, and the secondary frame (6) is connected with the main frame (5) in a sliding manner.

7. The device for measuring articulation and stress according to claim 1, characterized in that said actuation assembly comprises a handle (8) and a screw (9), said handle (8) being arranged at one end of said fixed slide (2), said handle (8) being connected to said screw (9), said pressure sensor (3) being arranged at one end of said fixed slide (2) being actuated by said screw (9) by swinging said handle (8).

8. The device for measuring the degree of motion and stress applicable to a joint according to claim 1, wherein a front end part is provided at one end of the pressure sensor (3) that contacts the object to be measured; the front end part is used for applying pressure to the object to be tested.

9. The articulation-suitable mobility and stress measuring device according to claim 7, characterized in that the displacement sensor (4) is at the same level as the displacement ramp (10).

10. The apparatus for measuring the degree of motion and stress applicable to a joint according to claim 5, further comprising a fixing member (7), wherein the fixing member (7) is provided on the sub-frame (6) and is used for fixing the position of the sub-frame (6) on the main frame (5).