CN219331673U - Portable force measuring instrument for evaluating grip strength of patient with chronic skeletal muscle pain - Google Patents

Abstract

The utility model provides a portable force measuring instrument for evaluating the grip strength of a patient with chronic skeletal muscle pain, which is used for solving the problem that the force measuring instrument in the prior art cannot accurately measure the force of each finger of the patient with chronic skeletal muscle pain of hands. The pressure sensor comprises a measuring assembly and a holding assembly, wherein five pressure sensors are arranged in a shell, the five pressure sensors are respectively and fixedly arranged in round holes of the shell, the output ends of the sensors are connected with a digital display screen, the digital display screen can display the pressure of the pressure sensors, five pressure columns are further arranged on the outer side of the shell, and the five pressure columns are in contact with the five pressure sensors on the shell. When the hand-held force measuring instrument is used, the force measuring instrument is held in the hand, the five fingers apply pressure to the five pressure columns respectively, the force of the fingers of the patient is displayed on the digital display screen through the pressure sensor, medical staff can timely know the latest state of the patient with chronic skeletal muscle pain of the hand through long-term measurement record of the force of the fingers of the patient, and the hand-held force measuring instrument is beneficial to treatment or rehabilitation of the patient.

Description

Portable force measuring instrument for evaluating grip strength of patient with chronic skeletal muscle pain

Technical Field

The utility model relates to the field of chronic skeletal muscle pain monitoring, in particular to a portable force measuring instrument for evaluating grip strength of a patient suffering from chronic skeletal muscle pain.

Background

Currently, there are more domestic studies on physical activity levels in chronically ill patients, such as: chronic heart failure, cancer and dialysis patients, and corresponding intervention measures are provided for patients with different physical activity levels, and the method has important effect on delaying the progress of diseases. However, investigation of physical activities of patients with chronic musculoskeletal pain is still blank, and researches on the patients' medication compliance, negative emotion, pain degree investigation and intervention are mostly performed, while researches on the patients with chronic musculoskeletal pain on the aspects of terrorism, psychological flexibility and physical activities are still in a starting stage, and are limited to investigation on the current situations of terrorism and psychological flexibility, and the relationship of the investigation cannot be deeply analyzed. Therefore, the method and the device have the advantages that the current situation of physical activity, terrorism and psychological flexibility of chronic skeletal muscle pain patients is investigated, the intermediation of the psychological flexibility in the terrorism and the physical activity is deeply explored, the physical activity level and relevant influencing factors are investigated, the importance of clinical medical staff on the physical activity is improved, and a certain research foundation is provided for the relevant clinical research of the chronic skeletal muscle pain patients in China.

In the prior art, the measurement of the chronic skeletal muscle pain physical strength, particularly the measurement of the finger strength of a patient with chronic skeletal muscle pain of hands, generally uses a conventional grip strength measurer, and can measure the grip strength of the whole hand, but the problem that the force of each finger at the position cannot be accurately measured exists, and the change of the finger strength of the patient cannot be effectively monitored for the patient with chronic skeletal muscle pain at the hand.

Disclosure of Invention

In view of the above-mentioned drawbacks of the prior art, an object of the present utility model is to provide a portable force measuring instrument for evaluating the grip strength of a patient suffering from chronic skeletal muscle pain, which is used for solving the problem that the force measuring instrument in the prior art cannot accurately measure the force of each finger of a patient suffering from chronic skeletal muscle pain on the hand.

To achieve the above and other related objects, the present utility model provides a portable force measuring instrument for assessing grip strength of a patient suffering from chronic skeletal muscle pain, comprising a measuring assembly and a gripping assembly.

The measuring assembly comprises a shell, five pressure sensors and a digital display screen, wherein five round holes are formed in the periphery of the shell, the five pressure sensors are respectively and fixedly arranged in the five round holes of the shell, and the output end of each pressure sensor is connected with the digital display screen;

the holding assembly comprises five pressure columns, the pressure columns are used for pressing by fingers, the five pressure columns are installed in five round holes of the shell, and the five pressure columns are in contact with the five pressure sensors.

Preferably, the measuring assembly comprises a shell, five springs and a pressure pointer, wherein five round holes are formed in the periphery of the shell, an upright post is fixedly arranged in the center of the shell, one section of each spring is fixedly arranged on the upright post, the five springs respectively penetrate through the five holes of the shell, the other ends of the springs are in contact with the pressure post, grooves are formed in the radial direction of the five springs, scale marks are formed in two sides of the grooves in the shell, the pressure pointer is used for displaying the pressure of fingers, and the pressure pointer is fixedly arranged on the springs and is located on the outer side of the shell.

Preferably, spring pads are arranged at two ends of the springs, the spring pads positioned at the inner side of the shell are fixedly arranged on the shell, and the spring pads at the other ends of the springs are positioned at the middle part of the round hole of the shell in an initial state.

Preferably, the chamfer on the outside of the housing is large.

Preferably, the holding assembly further comprises a rubber sleeve, the rubber sleeve is used for protecting the measuring assembly, five round holes are formed in the rubber sleeve and correspond to the round holes in the shell one by one, and the five pressure columns are installed in the 5 round holes of the rubber sleeve.

Preferably, a plurality of concave points are uniformly distributed on the outer side of the rubber sleeve.

Preferably, at least one of said pressure columns is detachably mounted.

Preferably, a hook is arranged on the outer side of the shell.

Preferably, the diameters of the movable end of the pressure sensor and the pressure column are smaller than the diameter of the round hole of the shell.

Preferably, the positions of five round holes in the circumference of the shell are matched with the positions of fingers.

As described above, a portable force measuring instrument for assessing grip strength of a patient suffering from chronic skeletal muscle pain according to the present utility model has at least the following advantageous effects: five pressure sensors are arranged in the shell, the five pressure sensors are respectively and fixedly arranged on a round hole of the shell, the output ends of the sensors are connected with a digital display screen, the digital display screen can display the pressure of the pressure sensors, five pressure columns can be mounted on the outer side of the shell and are contacted with the five pressure sensors on the shell, in the process of using a measuring instrument, the whole measuring instrument is held in the hand by the hand of a patient, the five fingers apply maximum force to the five pressure columns respectively, the force of the fingers of the patient is displayed on the digital display screen through the pressure sensors, and therefore the problem that the force of each finger of a patient suffering from chronic skeletal muscle pain of the hand can not be accurately measured is effectively solved, clinical staff can know the latest state of the patient suffering from chronic skeletal muscle pain of the hand in time through long-term measurement record of the finger force of the patient suffering from chronic skeletal muscle pain of the hand, the patient is good in treatment or rehabilitation of the hand of the patient, and the measuring instrument is small in aggregate and convenient to carry.

Drawings

FIG. 1 is a schematic cross-sectional front view of a portable load cell apparatus for assessing grip strength in a patient suffering from chronic skeletal muscle pain according to the present utility model.

Fig. 2 shows a schematic front view in cross section of another portable load cell apparatus for assessing grip strength in a patient suffering from chronic skeletal muscle pain according to the present utility model.

FIG. 3 is a schematic front view of another portable force measuring instrument for assessing grip strength of a patient with chronic skeletal muscle pain according to the present utility model

Description of element reference numerals

1. A measurement assembly; 11. a housing; 111. a column; 112. scale marks; 12. a pressure sensor; 13. a digital display screen; 14. a circuit board; 15. a spring; 16. a spring pad; 17. a pressure pointer;

2. a grip assembly; 21. a pressure column; 22. and (5) a rubber sleeve.

Detailed Description

Further advantages and effects of the present utility model will become apparent to those skilled in the art from the disclosure of the present utility model, which is described by the following specific examples.

Please refer to fig. 1 to 3. It should be understood that the structures, proportions, sizes, etc. shown in the drawings are for illustration purposes only and should not be construed as limiting the utility model to the extent that it can be practiced, since modifications, changes in the proportions, or otherwise, used in the practice of the utility model, are not intended to be critical to the essential characteristics of the utility model, but are otherwise, required to achieve the objective and effect taught by the utility model. Also, the terms such as "upper," "lower," "left," "right," "middle," and "a" and the like recited in the present specification are merely for descriptive purposes and are not intended to limit the scope of the utility model, but are intended to provide relative positional changes or modifications without materially altering the technical context in which the utility model may be practiced.

The following examples are given by way of illustration only. Various embodiments may be combined and are not limited to only what is presented in the following single embodiment.

Referring to fig. 1 to 3, the present utility model provides a portable force measuring instrument for assessing grip strength of a patient suffering from chronic skeletal muscle pain, comprising a measuring assembly 1 and a gripping assembly 2.

The measuring component 1, the measuring component 1 comprises a shell 11, five pressure sensors 12 and a digital display 13, the shape of the shell 11 can be a round box or an ellipse, the measuring component is convenient for a person to hold by one hand, the measuring component is similar to the size of a yo-yo, the measuring component is convenient to carry, the material of the shell 11 can be aluminum alloy or hard plastic and the like, the measuring component has certain strength, the measuring component is not damaged by holding force when in use, five round holes are circumferentially arranged on the shell 11, the five round holes can be the same in size and the axle center is vertical to the outer side of the shell 11, so that the force applied by fingers is vertically applied to the pressure sensors 12, the five pressure sensors 12 are respectively fixed in the five round holes of the shell 11, the pressure sensors 12 are in the prior art, the movable end of the pressure sensors 12 is positioned in the round holes of the shell 11, the upper ends of the pressure sensors 12 are fixed in the round holes, the fixing mode can be bonding or screw connection, namely, the upper end of the pressure sensor 12 is provided with threads, the opening of the shell 11 is close to the inner side, the threads of the pressure sensor 12 are meshed with the threads of the opening of the shell 11, the pressure sensor 12 can be fastened, the fastening force is far greater than the output force of fingers, loosening is prevented, the output end of the pressure sensor 12 is connected with the digital display screen 13, a circuit board 14 can be arranged between the pressure sensor 12 and the digital display screen 13, the circuit board 14 is used for receiving and processing the signal output of the pressure sensor 12 and outputting the signal to the digital display screen 13, the measured pressure is displayed on the screen, a detachable storage battery can be arranged behind the digital display screen 13 and used for supplying power to a force measuring instrument, a plurality of fingers can be measured simultaneously and also can be measured singly when the finger force of a patient is measured, and selecting according to the actual condition of the patient.

The holding assembly 2, the holding assembly 2 includes five pressure columns 21, the pressure columns 21 are used for pressing by fingers, five the pressure columns 21 are installed in 5 round holes of the shell 11, five the pressure columns 21 are contacted with five the pressure sensors 12, the pressure columns 21 can be columnar, the material of the pressure columns 21 can be alloy or hard plastic, meanwhile, small anti-slip protrusions can be arranged at the contact ends of the pressure columns 21 and the fingers of a patient, and the fingers of the patient can slide when in use. Affecting the measurement accuracy.

Referring to fig. 1 to 3, in this embodiment, the measurement assembly 1 includes a housing 11, five springs 15 and a pressure pointer 17, five round holes are circumferentially provided in the housing 11, the outer diameter of the springs 15 is smaller than the aperture of the opening of the housing 11, a post 111 is fixedly provided in the center of the housing 11, one section of the springs 15 is fixedly provided on the post 111, the fixing manner may be welding, five springs 15 respectively pass through the five holes of the housing 11, the other end of the springs 15 is in contact with the pressure column 21, the housing 11 is provided with grooves in the radial direction of the springs 15, grooves in the movement direction of the springs 15 are formed in the housing 11, scale marks 112 are provided on two sides of the grooves in the housing 11, the pressure pointer 17 is used for displaying the finger pressure, the pressure pointer 17 may be located on the outer side of the grooves, the pressure pointer 17 is fixedly provided on the springs 15 and located on the outer side of the housing 11, the pressure pointer 17 may be fixed on the outer diameter of the springs 15, the fixing manner may be bonded, and the like, the wide band of the grooves may be larger than the pressure pointer 17, and the pressure pointer 17 may also pass through the largest width of the pressure pointer 17, and may be larger than the pressure pointer 17 may be compressed by the patient, and the patient finger may be measured by measuring the finger pressure pointer 17.

Referring to fig. 1 to 3, in the present embodiment, spring pads 16 are disposed at two ends of the plurality of springs 15, and the spring pads 16 disposed inside the housing 11 are fixed on the housing 11. The fixing manner may be adhesion, etc., the spring pad 16 at the other end of the spring 15 is located in the middle of the circular hole of the housing 11 in the initial state, the spring 15 is in the unstressed state in the initial state, the diameter of the spring pad 16 may be slightly smaller than the diameter of the circular hole on the housing 11, and the circumference of the spring pad 16 is smooth, so that when the pressure column 21 contacts with the spring pad 16, the spring pad 16 does not generate a larger friction force with the hole wall, and when the spring pad 16 is arranged, the stressed area of the spring 15 contacts with the upright column 111 or the pressure column 21 is larger.

In this embodiment, the chamfer on the outer side of the housing 11 is larger, so that the patient is not in touch with the hands during use.

Referring to fig. 1 to 3, in this embodiment, the holding assembly 2 further includes a rubber sleeve 22, the rubber sleeve 22 is used for protecting the measuring assembly 1, the rubber sleeve 22 may be made of rubber with a certain elasticity, five round holes are formed in the rubber sleeve 22 and correspond to the round holes in the shell 11 one by one, five pressure columns 21 are installed in the five round holes of the rubber sleeve 22, the rubber sleeve 22 can protect a force measuring instrument from being broken, or dust enters, and the like, and meanwhile, the holes of the rubber sleeve 22 are identical to the holes of the shell 11, so that the holes of the rubber sleeve 22 can be used for guiding when the pressure columns 21 are installed, and the pressure columns 21 are not easy to drop when a patient measures.

In this embodiment, a plurality of pits are uniformly distributed on the outer side of the rubber sleeve 22, and the set pits can increase the friction force with the hand of the patient, so that the measurement instrument is prevented from sliding in the hand when the finger of the patient applies force, and the measurement accuracy is prevented from being influenced.

In this embodiment, at least one pressure column 21 is detachably mounted, and because the sizes of the palms of different patients are different, a plurality of pressure columns 21 can be prepared, the pressure columns 21 are detachably mounted, the pressure columns 21 with long or short length are replaced, the pressure columns 21 are placed in the round holes on the shell 11 during the detachment and the installation, and all the pressure columns 21 are replaced, so that the fingers are at the optimal positions when the patients apply pressure conveniently.

In this embodiment, the outer side of the shell 11 is provided with a hook, so that the hanger is convenient to hang, and the measuring instrument is small and rolls down to the ground easily, so that the hanger is arranged to place the force measuring instrument conveniently. The couple can be the bonding to the body, and the material of couple can be soft plastics, and the couple is too sharp that also should not do, causes the injury when avoiding carrying.

In this embodiment, the diameters of the movable end of the pressure sensor 12 and the pressure column 21 are smaller than the diameter of the circular hole of the housing 11, the diameters of the pressure sensor 12 and the pressure column 21 may be the same, the diameters of the pressure sensor 12 and the pressure column 21 are smaller than the diameter of the opening of the housing 11, so that the pressure column 21 is prevented from contacting the hole wall of the housing 11 due to the fact that the applied force is not perpendicular to the circular hole in the process of applying pressure by the finger of the patient, the force applied by the patient cannot be completely transmitted to the pressure sensor 12, the diameter of the movable end of the pressure sensor 12 is small and the diameter of the hole is also used for avoiding the contact between the movable end of the pressure sensor 12 and the hole wall, and the force measurement is inaccurate due to the friction force.

Referring to fig. 1 to 3, in this embodiment, the positions of the five circular holes in the circumferential direction of the housing 11 are matched with the positions of the fingers, and the positions of the holes are as same as the positions of the fingers as possible, so that the force of the fingers measured by the patient is as same as the measured positions as possible when the fingers are forced.

In summary, five pressure sensors 12 are arranged inside the shell 11, the five pressure sensors 12 are respectively and fixedly arranged on the round holes of the shell 11, the output ends of the sensors are all connected with the digital display screen 13, the digital display screen 13 can display the pressure of the sensor, five pressure columns 21 can be installed outside the shell 11 and are all in contact with the five pressure sensors 12 on the shell 11, in the process of using the measuring instrument, the whole measuring instrument is held in the hand by the hand of a patient, the five fingers respectively apply the maximum force to the five pressure columns 21, the force of the fingers of the patient is displayed on the digital display screen 13 through the pressure sensors 12, so that the problem that the force of each finger of the patient with chronic skeletal muscle pain of the hand cannot be accurately measured is effectively solved, clinical staff can know the latest state of the patient with chronic skeletal muscle pain of the hand in time through long-term measurement record of the finger force of the patient with chronic skeletal muscle pain, the whole measuring instrument is beneficial for the treatment or rehabilitation of the patient, and the measuring instrument is simultaneously small, and the device is convenient to carry. Therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.

The above embodiments are merely illustrative of the principles of the present utility model and its effectiveness, and are not intended to limit the utility model. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the utility model. Accordingly, it is intended that all equivalent modifications and variations of the utility model be covered by the claims, which are within the ordinary skill of the art, be within the spirit and scope of the present disclosure.

Claims (9)

1. A portable force measuring instrument for assessing grip strength of a patient with chronic skeletal muscle pain, comprising:

the measuring assembly comprises a shell, five pressure sensors and a digital display screen, wherein five round holes are formed in the periphery of the shell, the five pressure sensors are respectively and fixedly arranged in the five round holes of the shell, and the output end of each pressure sensor is connected with the digital display screen;

the holding assembly comprises five pressure columns, the pressure columns are used for pressing by fingers, the five pressure columns are installed in five round holes of the shell, and the five pressure columns are in contact with the five pressure sensors.

2. A portable force measuring instrument for assessing the grip of a patient suffering from chronic skeletal muscle pain as claimed in claim 1, wherein: the measuring assembly comprises a shell, five springs and a pressure pointer, wherein five round holes are formed in the periphery of the shell, a stand column is fixedly arranged in the center of the shell, one section of each spring is fixedly arranged on the stand column, the five springs respectively penetrate through the five holes of the shell, the other ends of the springs are in contact with the pressure column, grooves are formed in the radial direction of the springs, scale marks are formed in two sides of the grooves in the shell, the pressure pointer is used for displaying the pressure of fingers, and the pressure pointer is fixedly arranged on the springs and is located outside the shell.

3. A portable force measuring instrument for assessing the grip of a patient suffering from chronic skeletal muscle pain as claimed in claim 2, wherein: the spring pads are arranged at two ends of the springs, the spring pads positioned at the inner side of the shell are fixedly arranged on the shell, and the spring pads at the other end of the springs are positioned in the middle of the round holes of the shell in an initial state.

4. A portable force measuring instrument for assessing the grip of a patient suffering from chronic skeletal muscle pain as claimed in claim 1, wherein: the holding assembly further comprises a rubber sleeve, the rubber sleeve is used for protecting the measuring assembly, five round holes are formed in the rubber sleeve and correspond to the round holes in the shell one by one, and five pressure columns are arranged in the five round holes of the rubber sleeve.

5. A portable force measuring instrument for assessing the grip of a patient suffering from chronic skeletal muscle pain as claimed in claim 4, wherein: a plurality of concave points are uniformly distributed on the outer side of the rubber sleeve.

6. A portable force measuring instrument for assessing the grip of a patient suffering from chronic skeletal muscle pain as claimed in claim 1, wherein: at least one of the pressure columns is removably mounted.

7. A portable force measuring instrument for assessing the grip of a patient suffering from chronic skeletal muscle pain as claimed in claim 1, wherein: the outer side of the shell is provided with a hook.

8. A portable force measuring instrument for assessing the grip of a patient suffering from chronic skeletal muscle pain as claimed in claim 1, wherein: the diameters of the movable end of the pressure sensor and the pressure column are smaller than the diameter of the round hole of the shell.

9. A portable force measuring instrument for assessing the grip of a patient suffering from chronic skeletal muscle pain as claimed in claim 1, wherein: the positions of the five round holes in the circumferential direction of the shell are matched with the positions of fingers.

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