CN113598731A

CN113598731A - Medical shoe cover

Info

Publication number: CN113598731A
Application number: CN202111058125.6A
Authority: CN
Inventors: 马洋洋
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-09
Filing date: 2021-09-09
Publication date: 2021-11-05

Abstract

The invention discloses a medical shoe cover, which acquires the fatigue state of a wearer by aiming at the timing and step counting of the wearing shoe cover and the analysis of pressure information obtained by a sole pressure sensor, controls the air bags of the leg parts of the shoe cover to be inflated and deflated by a controller to massage when the wearing shoe cover is judged to be in the fatigue state, sends out an alarm through a bracelet communicated with the shoe cover when the pulse and the blood pressure detected by a pulse sphygmomanometer exceed threshold values or obtains a result of falling after analyzing sole pressure information detected by a gyroscope and the sole pressure sensor so as to facilitate timely rescue, and simultaneously sets different control modes through gender, weight and age so as to adapt to different people.

Description

Medical shoe cover

Technical Field

The invention relates to the field of medical supplies, in particular to a medical shoe cover.

Background

The repeated rebound of new coronary pneumonia means that people still need to fight with viruses for a long time, in the period, many medical personnel, the primary worker still need to wear medical protective articles to work, especially meet the back of epidemic situation punctiform outbreak sometimes, need detect nucleic acid overnight, the staff need wear medical protective articles for a long time to work, because personnel are many, the work load is big, primary worker and medical personnel can be tired often, in the summer of burning sun inflammation, because protective articles are too many, it is airtight, even there are many staff just down, these all have very big influence to epidemic situation prevention and control work, epidemic situation prevention and control work also faces huge challenge.

Medical personnel and primary workers' long-time standing not only leads to fatigue easily, still causes varicosity easily, influences healthyly, further influences prevention and control work, when bad physiology situation or tumble appear in the personnel, also do not have the method and can early warning in advance, cause certain injury. The medical shoe cover is a common medical protective article, but the common medical shoe cover only plays a role in isolation and cannot bring more help to workers.

Disclosure of Invention

In order to solve the problems, the invention provides a medical shoe cover which can massage legs when a person is tired, relieve fatigue, and give an early warning when the person is in an abnormal physiological state or is about to fall down, so that injury is avoided.

The invention specifically adopts the following technical scheme to solve the technical problems:

a medical shoe cover is characterized by comprising a shoe cover and a hand ring, wherein the hand ring is provided with a microprocessor, a memory, a timer and a wireless transceiver, the shoe cover comprises a foot part and a leg part, the leg part can wrap the whole shank, the leg part is provided with a pressure air storage part, the pressure air storage part is made of hard rubber and is arranged around the periphery of an extending opening of the shoe cover, when a user wears the shoe cover, the pressure air storage part surrounds the periphery of the shank of the user, the leg part of the shoe cover surrounds the shank and the foot surface and is provided with a plurality of air bags, all the air bags are mutually communicated, the leg part of the shoe cover is also provided with a control box, a controller, a two-way pressure valve, a gyroscope, a pulse sphygmomanometer and a wireless transceiver are arranged in the control box, the two-way pressure valve is respectively communicated with the pressure air bags, the air charging and discharging of the air storage bags can be realized under the control of the controller, and when the air is inflated, the air flows to the air bags through the pressure air storage part, when the air bag is inflated, the pulse sphygmomanometer is communicated with the air bag and is used for monitoring the pulse and the blood pressure of a user; the sole bottom surface of shoe cover sets up a plurality of pressure sensor, is used for monitoring plantar pressure value when the user uses, forms plantar pressure distribution information, and all monitoring data send into the controller of shoe cover at first, and the wireless transceiver that rethread wireless transceiver conveyed the bracelet sends the receiver, transmits to microprocessor again and carries out data processing.

Preferably, the use control process of the medical shoe cover is as follows:

the user wears the shoe cover, the sex, the age and the weight are input on the bracelet, an adaptive control mode stored in a memory in the bracelet is called, after the control mode is determined, at the moment, a timer of the bracelet starts to time, the duration is represented as h, a gyroscope starts to count steps, the step number is represented as s, a pressure sensor starts to monitor plantar pressure information, all the information is transmitted to a microprocessor of the bracelet to be processed, when h reaches a first timing threshold value or s reaches a first step counting threshold value or the user is in a fatigue state through plantar pressure distribution judgment through a first preset algorithm, a display screen and a loudspeaker on the bracelet send out fatigue acousto-optic alarm prompts, meanwhile, the microprocessor on the bracelet sends out control signals to a controller of the shoe cover through a wireless sending receiver, and the controller controls a bidirectional pressure valve to charge and discharge the air bag according to a preset time interval and a preset pressure peak value, used for massaging the crus of the user;

after the shoe cover starts to massage, the timer, the gyroscope and the pressure sensor continue to monitor, the microprocessor also obtains the shank angle information of three shafts detected by the gyroscope, meanwhile, the pulse sphygmomanometer detects blood pressure and pulse in a preset air bag inflation interval, when h reaches a second timing threshold value, or s reaches a second step counting threshold value, or the pulse exceeds the pulse threshold value, or the blood pressure exceeds the blood pressure threshold value, or the shank angle information and the sole pressure distribution are synthesized through a second preset algorithm, the user is judged to be in a state of falling, a display screen and a loudspeaker on the bracelet send out an acousto-optic alarm prompt, and call-for-help information is sent to a remote place through the wireless sending and receiving device.

Preferably, the first preset algorithm is:

sampling values of pressure sensors of soles of the two feet at each preset time interval to obtain a sole pressure value matrix, a pressure change rate matrix and a corresponding sole pressure difference value matrix of the two feet, fusing all the matrixes, inputting a pre-trained convolutional neural network, outputting a result corresponding to a normal state and a fatigue state, and adopting a sigmoid function as an excitation function of the convolutional neural network.

Preferably, the training set of the first preset algorithm is selected from a standard database or collected according to the following method:

the user is divided into a plurality of groups according to different ages, sexes and weights, a plurality of different convolutional neural networks are obtained through training, after the user inputs the ages, the sexes and the weights on the bracelet, the convolutional neural networks obtained through training by using training sets of corresponding groups are distributed, each training set group is not lower than 5 persons, and sampling is respectively carried out according to combinations of constant speed, slow speed, fast walking, 2 hours, 4 hours and more than 4 hours.

Preferably, the second preset algorithm is:

sampling and calculating the shank angle information of the three shafts of the two legs and the sole pressure values of the two feet at each preset time interval, fusing the shank angle value of the three shafts of the two legs, the difference of the three shafts of the two legs, the sole pressure values of the two feet, the sole pressure change rate value of the two feet and the difference of the sole pressure values of the two feet into a one-dimensional matrix, inputting the one-dimensional matrix into a pre-trained BP neural network, outputting the result corresponding to two states of normal and falling, and adopting a sigmoid function as the excitation function of the BP neural network.

Preferably, the training set of the second preset algorithm is selected from a standard database or collected according to the following method:

the method comprises the steps of dividing the bracelet into a plurality of groups according to different ages, sexes and weights, obtaining a plurality of different BP neural networks through training, distributing the BP neural networks obtained through training by using training sets of corresponding groups after a user inputs the ages, the sexes and the weights on the bracelet, enabling each training set group to be not less than 5 persons, and respectively sampling data about to fall and data about not to fall.

Preferably, the predetermined time interval is long enough to enable the pulse sphygmomanometer to perform blood pressure measurement, the predetermined pressure peak is 200mmHg every twenty predetermined time intervals, and the predetermined pressure peak does not exceed the reference maximum value of the medical normal range of all systolic arterial pressures of the lower leg in the rest time intervals.

Preferably, all the threshold values are respectively stored in different control modes according to different ages, sexes and weights.

Due to the adoption of the technical scheme, the invention has the following beneficial effects:

1. the fatigue state is judged through time length, step counting and gait analysis, so that the air bag massage for inflating and deflating the user is timely carried out, the fatigue of the user in long-time work can be timely relieved, the information is various, and the judgment on the fatigue state is more accurate.

2. The alarm device has the advantages that the alarm device can further guarantee the safety of a user by adding the pulse and the blood pressure and giving an alarm for falling or other dangerous conditions through angle information and gait analysis, and can timely report various dangerous conditions such as high heart rate and blood pressure or falling.

3. Different algorithm modes are set for people with different sexes, ages and weights, so that the fatigue and danger conditions of different people can be judged more accurately, and the method is more personalized and more targeted.

Drawings

Fig. 1 is a schematic view of a medical shoe cover of the present invention.

Fig. 2 is a schematic structural diagram of the control box of the present invention.

Fig. 3 is a schematic structural view of the bracelet of the present invention.

Fig. 4 is a schematic view of the massage control method of the medical shoe cover of the invention.

Fig. 5 is a schematic diagram of the method for controlling the calling for help of the medical shoe cover.

Detailed Description

The technical solution in the embodiment of the present invention is further described below with reference to the drawings in the embodiment of the present invention.

The invention discloses a medical shoe cover as shown in figures 1-3, which comprises a shoe cover 1 and a hand ring 2, wherein the hand ring 2 is provided with a microprocessor 3, a memory 4, a timer 5 and a wireless transceiver 6, the shoe cover 1 comprises a foot part and a leg part, the leg part can be wrapped on the whole shank, the leg part is provided with a pressure air storage part 7, the pressure air storage part 7 is made of hard rubber and is arranged around the periphery of the extending opening of the shoe cover 1, when a user wears the shoe cover 1, the pressure air storage part 7 surrounds the periphery of the shank of the user, the leg part of the shoe cover 1 surrounds the shank and the foot surface and is provided with a plurality of air bags 8, all the air bags are mutually communicated, the leg part of the shoe cover 1 is also provided with a control box 9, a controller 10, a two-way pressure valve 11, a gyroscope 12, a pulse sphygmomanometer 13 and a wireless transceiver 14 are arranged in the control box 9, the two-way pressure valve 11 is respectively communicated with the pressure air storage part 7 and the air bags 8, the inflation and deflation of the air bag 8 can be realized under the control of the controller 10, when the air bag is inflated, the air flows to the air bag 8 from the pressure air storage part 7, when the air bag is deflated, the air flows to the pressure air storage part 7 from the air bag 8, the gyroscope 12 is used for counting steps and measuring the angle information of the crus, the pulse sphygmomanometer 13 is communicated with the air bag 7 and is used for monitoring the pulse and the blood pressure of a user when the air bag 7 is inflated; the sole bottom surface of shoe cover 1 sets up a plurality of pressure sensor 15, is used for monitoring plantar pressure value when the user uses, forms plantar pressure distribution information, and all monitoring data send into the controller 10 of shoe cover 1 at first, and rethread wireless transceiver 14 conveys the wireless transceiver 6 of bracelet 2, and the retransmission is carried out data processing to microprocessor 3.

The use control process of the medical shoe cover is as follows:

as shown in fig. 4, a user wears the shoe cover 1, inputs sex, age and weight on the bracelet 2, calls an adaptive control mode stored in the memory 4 of the bracelet 2, determines the control mode, at this time, the timer 4 of the bracelet 2 starts to time, the duration is represented as h, the gyroscope 12 starts to count steps, the step number is represented as s, the pressure sensor 15 starts to monitor plantar pressure information, all the information is transmitted to the microprocessor 3 of the bracelet 2 to be processed, when h reaches a first timing threshold value, or s reaches a first step counting threshold value, or the user is judged to be in a fatigue state through plantar pressure distribution by a first preset algorithm, the display screen 16 and the loudspeaker 17 on the bracelet 2 send out a fatigue acousto-optic alarm prompt, meanwhile, the microprocessor 3 on the bracelet 2 sends out a control signal to the controller 10 of the shoe cover 1 through the wireless transceiver 6, the controller 10 controls the two-way pressure valve 11 to inflate and deflate the air bag 8 according to a preset time interval and a preset pressure peak value, is used for massaging the lower leg of the user.

As shown in fig. 5, after the shoe cover 1 starts to massage, the timer 4, the gyroscope 12 and the pressure sensor 15 continue to monitor, and the microprocessor 3 also obtains the leg angle information of three axes detected by the gyroscope 12, and at the same time, the pulse sphygmomanometer 13 performs blood pressure and pulse detection in the preset air bag 8 inflation interval, the preset time interval is long enough to enable the pulse sphygmomanometer 13 to perform blood pressure measurement, the preset pressure peak value is 200mmHg every twenty preset time intervals, the pressure is large enough to stop the fluctuation of the artery, the inflation and deflation are uniform, thus the blood pressure can be detected when the air bag is deflated, in the rest time intervals, the preset pressure peak value does not exceed the medical normal range reference maximum value of all the artery systolic pressures of the leg, thus the massage can be performed under a comfortable force, the user will not feel oppression.

When h reaches a second timing threshold, or s reaches a second step counting threshold, or the pulse exceeds a pulse threshold, or the blood pressure exceeds a blood pressure threshold, or the user is judged to be about to fall through the comprehensive shank angle information and the plantar pressure distribution of a second preset algorithm, a display screen 16 and a loudspeaker 17 on the bracelet 2 send out an acousto-optic alarm prompt, and send out distress call information to a remote place through a wireless sending and receiving device 6, so that the alarm can be given for various emergency situations, and the user can obtain rescue in time. All the thresholds are different according to different ages, sexes and weights and are respectively stored in different control modes.

Preferably, the first preset algorithm is:

sampling values of the pressure sensors 14 of the soles of the two feet at each preset time interval to obtain a sole pressure value matrix, a pressure change rate matrix and a corresponding sole pressure difference value matrix of the two feet, fusing all the matrixes, inputting a pre-trained convolutional neural network, outputting a result corresponding to a normal state and a fatigue state, and adopting a sigmoid function as an excitation function of the convolutional neural network.

The training set of the first preset algorithm is selected from a standard database or collected according to the following method:

the user is divided into a plurality of groups according to different ages, sexes and weights, a plurality of different convolutional neural networks are obtained through training, after the user inputs the ages, the sexes and the weights on the bracelet 2, the convolutional neural networks obtained through training by using training sets of corresponding groups are distributed, each training set group is not lower than 5 persons, and the samples are respectively sampled according to combinations of constant speed, slow speed, fast walking, 2 hours, 4 hours and more than 4 hours, for example, as shown in the following table 1.

TABLE 1

Preferably, the second preset algorithm is:

sampling and calculating the shank angle information of the three shafts of the two legs and the sole pressure values of the two feet at each preset time interval, fusing the shank angle value of the three shafts of the two legs, the difference of the three shafts of the two legs, the sole pressure values of the two feet, the sole pressure change rate value of the two feet and the difference of the sole pressure values of the two feet into a one-dimensional matrix, inputting the one-dimensional matrix into a pre-trained BP neural network, outputting the result corresponding to two states of normal and falling, and adopting a sigmoid function as the excitation function of the BP neural network. The training set of the second preset algorithm is selected from the standard database or collected according to the following method:

the bracelet 2 is divided into a plurality of groups according to different ages, sexes and weights, a plurality of different BP neural networks are obtained through training, after the user inputs the ages, the sexes and the weights on the bracelet 2, the BP neural networks obtained through training by using training sets of corresponding groups are distributed, each training set group is not less than 5 persons, and data about to fall and data about not to fall are sampled respectively.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A medical shoe cover is characterized by comprising a shoe cover (1) and a hand ring (2), wherein the hand ring (2)

The shoe cover is provided with a microprocessor (3), a memory (4), a timer (5) and a wireless transceiver (6), the shoe cover (1) comprises a foot part and a leg part, wherein the leg part can be wrapped on the whole shank, the leg part is provided with a pressure air storage part (7), the pressure air storage part (7) is made of hard rubber and is arranged around the periphery of an extending inlet of the shoe cover (1), when a user wears the shoe cover (1), the pressure air storage part (7) surrounds the periphery of the shank of the user, the leg part of the shoe cover (1) surrounds the shank and the foot surface and is provided with a plurality of air bags (8), all the air bags are mutually communicated, the leg part of the shoe cover (1) is also provided with a control box (9), a controller (10), a two-way pressure valve (11), a gyroscope (12), a pulse sphygmomanometer (13) and a wireless transceiver (14) are arranged in the control box (9), the two-way pressure valve (11) is respectively communicated with the pressure air storage part (7) and the air bags (8), the inflation and deflation of the air bag (8) can be realized under the control of the controller (10), during inflation, the air flows to the air bag (8) from the pressure air storage part (7), during deflation, the air flows to the pressure air storage part (7) from the air bag (8), the inflation and deflation are all at constant speed, the gyroscope (12) is used for step counting and measuring the angle information of the crus, the pulse sphygmomanometer (13) is communicated with the air bag (7), and during inflation of the air bag (7), the pulse and the blood pressure of a user are monitored; the sole bottom surface of shoe cover (1) sets up a plurality of pressure sensor (15), is used for monitoring plantar pressure value when the user uses, forms plantar pressure distribution information, and all monitoring data send into controller (10) of shoe cover (1) at first, and wireless transceiver (14) of rethread convey to bracelet (2) send and receive ware (6), and the retransmission carries out data processing to microprocessor (3).

2. A medical shoe cover according to claim 1, in which the process of controlling the use of the cover is as follows:

a user wears the shoe cover (1), the sex, the age and the weight are input on the bracelet (2), an adaptive control mode stored in a memory (4) in the bracelet (2) is called, after the control mode is determined, at the moment, a timer (4) of the bracelet (2) starts to time, the duration is represented as h, a gyroscope (12) starts to count steps, the step number is represented as s, a pressure sensor (15) starts to monitor pressure information, all the information is transmitted to a microprocessor (3) of the bracelet (2) to be processed, when the h reaches a first timing threshold value, or the s reaches the first step counting threshold value, or when the user is judged to be in a fatigue state through sole pressure distribution by a first preset algorithm, a display screen (16) and a loudspeaker (17) on the bracelet (2) send fatigue acousto-optic alarm prompts, and meanwhile, the microprocessor (3) on the bracelet (2) sends a control signal to a controller (10) of the shoe cover (1) through a wireless sending receiver (6), the controller (10) controls the two-way pressure valve (11) to inflate and deflate the air bag (8) according to a preset time interval and a preset pressure peak value, and the air bag is used for massaging the lower leg of the user;

after the shoe cover (1) starts massage, the timer (4), the gyroscope (12) and the pressure sensor (15) continue to monitor, the microprocessor (3) also obtains the shank angle information of three axes detected by the gyroscope (12), meanwhile, the pulse sphygmomanometer (13) detects blood pressure and pulse in the preset air bag (8) inflation interval, when h reaches a second timing threshold value, or s reaches a second step counting threshold value, or the pulse exceeds the pulse threshold value, or the blood pressure exceeds the blood pressure threshold value, or the shank angle information and the sole pressure distribution are synthesized through a second preset algorithm, so that the user is judged to be in a falling state, a display screen (16) and a loudspeaker (17) on the bracelet (2) send out an acousto-optic alarm prompt, and send out distress call information to a remote place through the wireless sending receiver (6).

3. A medical shoe cover according to claim 2, said first preset algorithm being:

sampling values of pressure sensors (14) of soles of the two feet at each preset time interval to obtain a sole pressure value matrix, a pressure change rate matrix and a corresponding sole pressure difference value matrix of the two feet, fusing all the matrixes, inputting a pre-trained convolutional neural network, outputting a result corresponding to a normal state and a fatigue state, and adopting a sigmoid function as an excitation function of the convolutional neural network.

4. A medical cover according to claim 3, in which the training set of the first preset algorithm is selected from a standard database or collected as follows:

the user can be divided into a plurality of groups according to different ages, sexes and weights, a plurality of different convolutional neural networks are obtained through training, after the user inputs the ages, the sexes and the weights on the bracelet (2), the convolutional neural networks obtained through training by using training sets of corresponding groups are distributed, each training set group is not lower than 5 people, and sampling is respectively carried out according to combinations of normal speed, slow speed, fast walking, 2 hours, 4 hours and more than 4 hours.

5. A medical shoe cover according to claim 2, said second preset algorithm being:

6. A medical cover according to claim 5, in which the training set of the second predetermined algorithm is selected from a standard database or collected as follows:

the bracelet is divided into a plurality of groups according to different ages, sexes and weights, a plurality of different BP neural networks are obtained through training, after the ages, the sexes and the weights are input on the bracelet (2), the BP neural networks obtained through training by using training sets of corresponding groups are distributed, each training set group is not lower than 5 persons, and sampling is respectively carried out on data about to fall and data about to not fall.

7. A medical shoe cover according to claim 2, said predetermined time interval being sufficiently long to enable a pulse sphygmomanometer (13) to perform blood pressure measurements, said predetermined pressure peak being 200mmHg every twenty of said predetermined time intervals, the predetermined pressure peak not exceeding the reference maximum value of the medically normal range of all systolic arterial pressures of the lower leg for the remaining time intervals.

8. A medical shoe cover according to claim 2, wherein all threshold values are stored in different control modes according to different ages, sexes and weights.