CN112870552A - Method, device, equipment and storage medium for detecting load of electrical stimulation therapeutic apparatus - Google Patents
Method, device, equipment and storage medium for detecting load of electrical stimulation therapeutic apparatus Download PDFInfo
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- 238000001514 detection method Methods 0.000 claims abstract description 70
- 238000002560 therapeutic procedure Methods 0.000 claims description 27
- 238000012360 testing method Methods 0.000 claims description 17
- 238000012549 training Methods 0.000 claims description 16
- 238000012795 verification Methods 0.000 claims description 11
- 238000004590 computer program Methods 0.000 claims description 3
- 238000003062 neural network model Methods 0.000 claims description 3
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- 238000002474 experimental method Methods 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/18—Applying electric currents by contact electrodes
- A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
- A61N1/36—Applying electric currents by contact electrodes alternating or intermittent currents for stimulation
- A61N1/36014—External stimulators, e.g. with patch electrodes
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/18—Applying electric currents by contact electrodes
- A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
- A61N1/36—Applying electric currents by contact electrodes alternating or intermittent currents for stimulation
- A61N1/36014—External stimulators, e.g. with patch electrodes
- A61N1/3603—Control systems
Abstract
The invention discloses a method, a device, equipment and a storage medium for detecting the load of an electrical stimulation therapeutic apparatus. Outputting detection voltage to the electrode slice attached to the treatment part to obtain detection load impedance; inputting the detected load impedance into a preset model to obtain a gear adjustment parameter corresponding to the detected load impedance; determining the output voltage of the electrical stimulation therapeutic apparatus according to the treatment gear and the gear adjustment parameter input by the user, and acquiring the target load impedance corresponding to the output voltage; and determining the contact state of the electrode plate and the treatment part according to the difference value of the detected load impedance and the target load impedance. The problems that the impedance of the human body of different patients is not matched with the voltage and the contact state of the electrode plate and the treatment part is changed in the treatment process are solved, the impedance of the human body of the patient is accurately detected, and the patient is prevented from being burnt in the treatment process.
Description
Technical Field
The embodiment of the invention relates to the technology of medical equipment, in particular to a method, a device, equipment and a storage medium for detecting the load of an electrical stimulation therapeutic apparatus.
Background
Electrical stimulation therapy has been widely used in the areas of pain management and muscle rehabilitation, and has become increasingly popular in recent years. The most common problem of the current electrical stimulation therapy apparatuses in the use process is that the patient is burnt or shocked. The great part of the reasons that the patient is burnt and shocked are that the patient bears a large stimulation current in a small contact area due to poor contact of the electrode plates or falling off of the electrode plates in the process of electrical stimulation treatment, and the patient is burnt or shocked due to an overlarge current density.
The current common solution is to avoid the problems of patient burns and electric shock by detecting the contact condition of the electrode slice of the electric stimulation and the human body and turning off the electric stimulation output when the contact is not good. The contact condition of the electrode plate and the human body is mainly detected by detecting the impedance of the human body, and a very large human body impedance value for disconnecting the contact or an empirical value is usually set in the industry at present.
However, the human body impedance is related to a plurality of factors such as the human body position, the electrical stimulation waveform frequency, the size of an electrode plate, the quality of hydrogel of the electrode plate and the like, human tissue is not only equivalent to a resistor but also is a very complex resistor-capacitor series-parallel model, the contact condition is difficult to judge by quantifying a human body impedance value, and a very large human body impedance value for disconnecting the contact or an empirical value is set, so that the actual human body impedance state of each patient in use cannot be reflected.
Disclosure of Invention
The invention provides a method, a device, equipment and a storage medium for detecting the load of an electrical stimulation therapeutic apparatus, which are used for accurately detecting the human body impedance of a patient, matching proper treatment voltage and avoiding the effect that the patient is burnt in the treatment process due to the change of a contact state.
In a first aspect, an embodiment of the present invention provides a method for detecting a load of an electrical stimulation therapy apparatus, where the electrical stimulation therapy apparatus includes an electrode pad, and includes:
outputting detection voltage to the electrode slice attached to the treatment part to obtain detection load impedance;
inputting the detected load impedance into a preset model to obtain a gear adjustment parameter corresponding to the detected load impedance;
determining the output voltage of the electrical stimulation therapeutic apparatus according to the treatment gear input by the user and the gear adjustment parameter, and acquiring a target load impedance corresponding to the output voltage;
and determining the contact state of the electrode plate and the treatment part according to the difference value of the detection load impedance and the target load impedance.
Optionally, the preset model is a neural network model.
Optionally, before the detecting load impedance is input into a preset model to obtain a gear adjustment parameter corresponding to the detecting load impedance, the method further includes:
respectively acquiring corresponding first test load impedances of electrode plates of the electric stimulation therapeutic apparatus at a plurality of treatment positions and a plurality of treatment gears;
changing the contact area of the electrode plate and the treatment part, and obtaining corresponding second test load impedance;
taking the contact area of the electrode plate and a treatment part, the treatment gear, the corresponding first test load impedance and the corresponding second test load impedance as a training data set, and determining learning data and verification data in the training data set;
and training a model by using the learning data and the verification data to obtain a preset model meeting preset conditions.
Optionally, the determining the contact state of the electrode slice and the treatment site according to the difference between the detected load impedance and the target load impedance includes:
calculating a ratio of a difference between the detected load impedance and the target load impedance to the detected load impedance;
comparing the ratio with a first threshold, a second threshold and a third threshold;
if the ratio is larger than or equal to the first threshold, determining that the contact state of the electrode plate and the treatment part is good;
if the ratio is smaller than the first threshold and larger than or equal to the second threshold, determining that the contact state of the electrode slice and the treatment part is general;
if the ratio is smaller than the second threshold and larger than or equal to the third threshold, determining that the contact state of the electrode slice and the treatment part is poor;
and if the ratio is smaller than the third threshold, determining that the contact state of the electrode plate and the treatment part is a contact range.
Optionally, after determining the contact state between the electrode patch and the treatment site according to the difference between the detected load impedance and the target load impedance, the method further includes:
judging whether the contact state is in a preset range;
if so, displaying the contact state of the electrode plate and the treatment part;
if not, stopping the output of the electrical stimulation therapeutic apparatus, and giving an alarm.
Optionally, when the detected load impedance is input into a preset model to obtain a gear adjustment parameter corresponding to the detected load impedance, the method further includes:
judging whether the detection load is larger than a first preset load or not;
if so, acquiring a gear adjustment parameter corresponding to the detected load impedance;
if not, stopping the output of the electrical stimulation therapeutic apparatus, and giving an alarm.
Optionally, before the detecting load impedance is input into a preset model to obtain a gear adjustment parameter corresponding to the detecting load impedance, the method further includes:
receiving parameters input by a user, wherein the parameters comprise: electrode pad size, treatment site and treatment position.
In a second aspect, an embodiment of the present invention further provides an electrical stimulation therapy apparatus load detection device, including:
the impedance detection module is used for outputting detection voltage to an electrode plate attached to a treatment part of the electrical stimulation therapeutic apparatus to obtain detection load impedance;
the self-adaptive module is used for inputting the detection load impedance into a preset model to obtain a gear adjustment parameter corresponding to the detection load impedance;
the voltage output module is used for determining the output voltage of the electrical stimulation therapeutic apparatus according to the treatment gear input by the user and the gear adjustment parameter and acquiring the target load impedance corresponding to the output voltage;
and the state determining module is used for determining the contact state of the electrode plate and the treatment part according to the difference value of the detection load impedance and the target load impedance.
In a third aspect, an embodiment of the present invention further provides an electrical stimulation therapy apparatus load detection device, where the device includes:
one or more processors;
a storage device for storing one or more programs,
when the one or more programs are executed by the one or more processors, the one or more processors may implement the method for detecting a load of an electrical stimulation therapy apparatus according to any one of the first aspect.
In a fourth aspect, the present invention further provides a computer-readable storage medium, on which a computer program is stored, where the computer program, when executed by a processor, implements the method for detecting a load of an electrical stimulation therapy apparatus according to any one of the first aspect.
The invention obtains the detected load impedance by outputting the detected voltage to the electrode plate attached to the treatment part, the detected load impedance is the corresponding load impedance when the contact state of the electrode plate and the treatment part is good, the detected load impedance is input into a preset model to obtain the corresponding gear adjustment parameter, the output voltage is determined according to the gear adjustment parameter and the gear input by a user, the target load impedance is obtained in real time in the treatment process of a patient, the contact state of the electrode plate and the treatment part is determined according to the difference value of the detected load impedance and the target load impedance, the problems of different body impedances of the patients using the electric stimulation treatment instrument and the possible change of the contact state of the electrode plate and the treatment part in the treatment process are solved, the body impedance of the patient is accurately detected, the effect of matching the proper treatment voltage is realized, and the load impedance is detected in real time in the process of the electric stimulation treatment of the patient, therefore, the contact state of the electrode plate and the treatment part is known in real time, and the patient is prevented from being burnt in the treatment process due to the change of the contact state.
Drawings
Fig. 1 is a schematic flow chart of a method for detecting a load of an electrical stimulation therapy apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic flow chart illustrating another method for detecting a load of an electrical stimulation therapy apparatus according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a load detection device of an electrical stimulation therapy apparatus according to a second embodiment of the present invention;
fig. 4 is a schematic structural diagram of a load detection device of an electrical stimulation therapy apparatus according to a third embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
Example one
Fig. 1 is a schematic flow chart of a method for detecting a load of an electrical stimulation therapy apparatus according to an embodiment of the present invention, where the embodiment is applicable to a situation of detecting a load connected to the electrical stimulation therapy apparatus, and the method may be executed by a load detection device of the electrical stimulation therapy apparatus, and specifically includes the following steps:
and step 110, outputting the detection voltage to the electrode slice attached to the treatment part to obtain the detection load impedance.
Before the electric stimulation therapeutic apparatus is used for treatment, electrode plates of the electric stimulation therapeutic apparatus are required to be attached to the parts, needing to be treated, of a patient, treatment parts are selected on the electric stimulation therapeutic apparatus, the selected treatment parts should correspond to the parts, attached to the electrode plates, of the electric stimulation therapeutic apparatus, and the treatment parts can be shoulders, upper arms, waists, joints, crus, soles and the like; the electrical stimulation therapeutic apparatus outputs detection voltage to the electrode plate attached to the treatment part, so that the detection load impedance of the treatment part can be obtained, and the obtained detection load impedance is the corresponding load impedance when the contact state of the electrode plate and the treatment part is good.
And 120, inputting the detected load impedance into a preset model to obtain a gear adjustment parameter corresponding to the detected load impedance.
The preset model is a neural network model, based on an error transfer algorithm, an output layer error is obtained through learning data and verification data, and the neural network is adjusted through error transfer of each layer, so that the output error is smaller than a preset error index.
Optionally, before step 120, the step of training the model to obtain the preset model includes the following specific steps:
a1, respectively acquiring corresponding first test load impedances of electrode plates of the electric stimulation therapeutic apparatus at a plurality of treatment positions and a plurality of treatment gears;
a2, changing the contact area of the electrode plate and the treatment part, and obtaining a corresponding second test load impedance;
a3, taking the contact area of the electrode plate and the treatment part, the treatment gear, the corresponding first test load impedance and second test load impedance as a training data set, and determining learning data and verification data in the training data set;
and A4, training the model by using the learning data and the verification data to obtain a preset model meeting preset conditions.
The learning data and the verification data of the neural network training are from a training data set consisting of test data of the electrical stimulation therapeutic apparatus on the impedance of the human body, and specifically comprise the following steps: attaching an electrode plate to a preset treatment part of a human body, setting electrical stimulation output frequency (treatment gear) for testing, gradually increasing the output intensity (output voltage) of electrical stimulation until the sensing threshold of a patient in the testing process to obtain first test load impedance, wherein the measured human body impedance corresponds to a good human body load contact state; keeping the treatment gear unchanged, gradually reducing the contact area of the electrode plate and the treatment part of the patient, and obtaining a second test load impedance after the contact area is reduced each time, so that the electrical stimulation current density is increased to the tolerance threshold of the patient, and the measured human impedance value corresponds to the extremely poor human load contact state. The method comprises the steps of carrying out repeated experiments for multiple times by changing parameters such as the size of an electrode plate, the contact area of the electrode plate and a treatment part, the electrical stimulation output frequency and human body load impedance, and corresponding relations between the electrode plate size, the contact area of the electrode plate and the treatment part, the electrical stimulation output frequency and the human body load impedance and the contact state, and accordingly constructing a training sample, wherein different contact states are divided according to the contact area of the electrode plate and the treatment part. And training the model by adopting the learning data, verifying the trained model by adopting the verification data, finishing the training when the verification result of the verification data meets the finishing condition, and storing the model parameters to obtain the preset model meeting the preset condition.
The neural network comprises an input layer, an intermediate layer and an output layer, wherein the size, treatment part, electrostimulation output frequency and human body load impedance of an input electrode plate of the input layer are obtained through the processing experience of electrostimulation product load detection, the initial connection weight of the intermediate layer and the input layer is obtained through the processing experience of electrostimulation product load detection, the node of the intermediate layer is the weighted sum of the node output of the input layer, and the excitation function of the node adopts an S (sigmoid) type function. The input to the node of the output layer being a weighted sum of the outputs of the nodes of the intermediate layer, the output layer and the intermediate layer
The initial connection weight is obtained through the processing experience of the load detection of the electrical stimulation product. And comparing the output result of the output layer, namely the human load contact state, with the expected output of the teacher sample, if the output result is not matched with the expected output, transferring to reverse propagation, returning an error signal along the original connecting path, and modifying the weighting coefficient of neurons of each layer to minimize the output result obtained on the node of the output layer, namely the error signal between the human load contact state and the expected output.
After one sample is adjusted by the network weighting coefficient, similar learning is carried out on the other sample until training and learning of all samples are completed to obtain a preset model, and the size of an electrode plate, the contact area of the electrode plate and a treatment part, the electrical stimulation output frequency, the human body load impedance and the contact state are stored in the preset model, wherein the electrical stimulation output frequency corresponds to a selectable gear.
Optionally, before step 120, receiving user-input parameters, where the parameters include: electrode pad size, treatment site and treatment position.
And after receiving the parameters input by the user, the electrical stimulation therapeutic apparatus obtains the standard human body load impedance corresponding to the treatment part.
Inputting the obtained detection load impedance into a preset model by the electrical stimulation therapeutic apparatus, and obtaining corresponding gear adjustment parameters according to the detection load impedance and the standard human body load impedance; for example, if the detected load impedance is greater than the standard human body load impedance corresponding to the treatment portion in the preset model, the adjustment parameter is a forward adjustment parameter, if the detected load impedance is less than the standard human body load impedance corresponding to the treatment portion in the preset model, the adjustment parameter is a reverse adjustment parameter, and if the detected load impedance is equal to the standard human body load impedance corresponding to the treatment portion in the preset model, the adjustment parameter is 1.
Before the electrical stimulation treatment is started, a user inputs parameters according to different treatment conditions of a patient to be treated, the preset model quickly obtains standard human body load impedance corresponding to the parameters, after the detected load impedance is input, the preset model outputs gear adjusting parameters, and the electrical stimulation treatment instrument adjusts the standard output gear according to the different treatment conditions of the patient to realize personalized treatment.
And step 130, determining the output voltage of the electrical stimulation therapeutic apparatus according to the treatment gear and the gear adjustment parameter input by the user, and acquiring the target load impedance corresponding to the output voltage.
The output voltage of the electrical stimulation therapeutic apparatus is determined according to the gear and the gear adjustment parameter input by the user, for example, if the adjustment parameter is a forward adjustment parameter, the output voltage is correspondingly increased, and if the adjustment parameter is a reverse adjustment parameter, the output voltage is correspondingly decreased. The output voltage is matched with the treatment part of the patient and the human body load impedance of the patient, and the electrical stimulation output intensity adjusted according to the adjustment parameters is ensured to be matched with the expectation of the user when different patients use the electrical stimulation treatment instrument.
When the electrical stimulation therapeutic apparatus is used for therapy, the target load impedance corresponding to the output voltage is obtained in real time and is used for monitoring the state of a patient receiving therapy.
And step 140, determining the contact state of the electrode plate and the treatment part according to the difference value of the detected load impedance and the target load impedance.
Comparing the target load impedance obtained in real time with the detected load impedance, and determining the change condition of the detected load impedance according to the difference value of the target load impedance and the detected load impedance, so as to determine the contact state of the electrode plate and the treatment part, wherein the method specifically comprises the following steps:
and S1, calculating the ratio of the difference value to the detected load impedance.
And S2, comparing the ratio with the first threshold, the second threshold and the third threshold.
And S3, if the ratio is larger than or equal to the first threshold value, determining that the contact state of the electrode slice and the treatment part is good.
And S4, if the ratio is smaller than the first threshold value and larger than or equal to the second threshold value, determining that the contact state of the electrode slice and the treatment part is normal.
And S5, if the ratio is smaller than the second threshold and larger than or equal to the third threshold, determining that the contact state of the electrode slice and the treatment part is poor.
And S6, if the ratio is smaller than a third threshold value, determining that the contact state of the electrode plate and the treatment part is a contact range.
Determining the change degree of the target load impedance relative to the detected load impedance according to the size relationship between the ratio and the first threshold, the second threshold and the third threshold, thereby determining the change of the contact state of the electrode plate and the treatment part, and reminding or displaying according to the contact state of the electrode plate and the treatment part; for example, the first threshold may be set to 80%, the second threshold may be set to 50%, and the third threshold may be set to 30%.
According to the technical scheme of the embodiment, the detection voltage is output to the electrode plate attached to the treatment part to obtain the detection load impedance, the detection load impedance is the corresponding load impedance when the contact state of the electrode plate and the treatment part is good, the detection load impedance is input into the preset model to obtain the corresponding gear adjustment parameter, the output voltage is determined according to the gear adjustment parameter and the gear input by a user, the target load impedance is obtained in real time in the treatment process of a patient, the contact state of the electrode plate and the treatment part is determined according to the difference value of the detection load impedance and the target load impedance, the problems that the human body impedance of each patient using the electric stimulation treatment instrument is different and the contact state of the electrode plate and the treatment part possibly changes in the treatment process are solved, the human body impedance of the patient is accurately detected, and the effect of matching the proper treatment voltage is, and the load impedance is detected in real time in the process of carrying out electrical stimulation treatment on the patient, so that the contact state of the electrode plate and the treatment part is known in real time, and the patient is prevented from being burnt in the treatment process due to the change of the contact state.
As shown in fig. 2, on the basis of the above technical solution, optionally, the method for detecting the load of the electrical stimulation therapeutic apparatus comprises the following specific steps:
and step 110, outputting the detection voltage to the electrode slice attached to the treatment part to obtain the detection load impedance.
And 120, inputting the detected load impedance into a preset model to obtain a gear adjustment parameter corresponding to the detected load impedance.
And step 130, determining the output voltage of the electrical stimulation therapeutic apparatus according to the treatment gear and the gear adjustment parameter input by the user, and acquiring the target load impedance corresponding to the output voltage.
And step 140, determining the contact state of the electrode plate and the treatment part according to the difference value of the detected load impedance and the target load impedance.
And step 160, displaying the contact state of the electrode slice and the treatment part.
And step 170, stopping the output of the electrical stimulation therapeutic apparatus, and giving an alarm.
When the contact state of the electrode plate and the treatment part is in the preset range, the electric stimulation treatment instrument is safe and reliable for treating the patient, and when the contact state of the electrode plate and the treatment part is not in the preset range, the treatment part of the patient can feel pain or be burnt obviously. For example, when the contact state is good and general, the electrical stimulation treatment instrument can treat the patient safely and reliably, at the moment, only the contact state is displayed on a display screen of the electrical stimulation treatment instrument, and a user can adjust the electrical stimulation treatment instrument according to the display; when the contact state is poor, the patient may feel uncomfortable, and at the moment, the contact state is displayed on a display screen of the electrical stimulation therapeutic apparatus and an alarm is given; when the contact state is extremely poor, if the treatment is continued, the patient has obvious pain or is burnt, at the moment, the contact state is displayed on the display screen of the electric stimulation treatment instrument, the output of the electric stimulation treatment instrument is stopped, and the alarm is given.
In the treatment process, when the electrode plates shift or fall off, the electric stimulation therapeutic apparatus can timely remind and cut off the power supply, so that the use safety of a patient is improved.
On the basis of the above technical solution, optionally, step 120 further includes the following specific steps:
step 121, judging whether the detected load impedance is greater than a first preset load impedance; if yes, go to step 121, otherwise go to step 122.
And step 121, acquiring a gear adjustment parameter corresponding to the detected load impedance.
And step 122, stopping the output of the electrical stimulation therapeutic apparatus, and giving an alarm.
Before a gear adjustment parameter is obtained according to the detected load impedance, judging the input detected load impedance, if the detected load impedance is smaller than a first preset load impedance, stopping the output of the electrical stimulation therapeutic apparatus under the conditions that an electrode plate is not attached to a standard or the electrode plate is aged and the like possibly, giving an alarm, and reminding a user to check the electrode plate; if the detected load impedance is larger than the first preset load impedance, the subsequent operation is continued.
Example two
Fig. 3 is a schematic structural diagram of a load detection device of an electrical stimulation therapy apparatus according to a second embodiment of the present invention; as shown in fig. 3, a load detection device of an electrical stimulation treatment apparatus comprises:
and the impedance detection module 310 is used for outputting detection voltage to the electrode plate attached to the treatment part of the electrical stimulation treatment instrument to obtain the detected load impedance.
Before the electric stimulation therapeutic apparatus is used for treatment, electrode plates are required to be attached to the parts of a patient needing treatment, treatment parts are selected on the electric stimulation therapeutic apparatus, the selected treatment parts should correspond to the parts to which the electrode plates are attached, and the treatment parts can be shoulders, upper arms, waists, joints, crus, soles and the like; the electrical stimulation therapeutic apparatus outputs detection voltage to the electrode plate attached to the treatment part, so that the detection load impedance of the treatment part can be obtained, and the obtained detection load impedance is the corresponding load impedance when the contact state of the electrode plate and the treatment part is good.
And the adaptive module 320 is configured to input the detected load impedance into a preset model to obtain a gear adjustment parameter corresponding to the detected load impedance.
Inputting the obtained detection load impedance into a preset model by the electrical stimulation therapeutic apparatus, and obtaining corresponding gear adjustment parameters according to the detection load impedance and the human body load impedance corresponding to the treatment part; for example, if the detected load impedance is greater than the human load impedance corresponding to the treatment portion in the preset model, the adjustment parameter is a forward adjustment parameter, if the detected load impedance is less than the human load impedance corresponding to the treatment portion in the preset model, the adjustment parameter is a reverse adjustment parameter, and if the detected load impedance is equal to the human load impedance corresponding to the treatment portion in the preset model, the adjustment parameter is 1.
And the voltage output module 330 is configured to determine an output voltage of the electrical stimulation therapy apparatus according to the therapy gear and the gear adjustment parameter input by the user, and obtain a target load impedance corresponding to the output voltage.
The output voltage of the electrical stimulation therapeutic apparatus is determined according to the gear and the gear adjustment parameter input by the user, for example, if the adjustment parameter is a forward adjustment parameter, the output voltage is correspondingly increased, and if the adjustment parameter is a reverse adjustment parameter, the output voltage is correspondingly decreased. The output voltage is matched with the treatment part of the patient and the human body load impedance of the patient, and the electrical stimulation output intensity adjusted according to the adjustment parameters is ensured to be matched with the expectation of the user when different patients use the electrical stimulation treatment instrument. When the electrical stimulation therapeutic apparatus is used for therapy, the target load impedance corresponding to the output voltage is obtained in real time and is used for monitoring the state of a patient receiving therapy.
And the state determining module 340 is used for determining the contact state of the electrode slice and the treatment part according to the difference value of the detected load impedance and the target load impedance.
And comparing the target load impedance and the detected load impedance obtained in real time, determining the change condition of the detected load impedance according to the difference value of the target load impedance and the detected load impedance, thereby determining the contact state of the electrode plate and the treatment part, and reminding or displaying according to the contact state of the electrode plate and the treatment part.
According to the technical scheme of the embodiment, the detection voltage is output to the electrode plate attached to the treatment part to obtain the detection load impedance, the detection load impedance is the corresponding load impedance when the contact state of the electrode plate and the treatment part is good, the detection load impedance is input into the preset model to obtain the corresponding gear adjustment parameter, the output voltage is determined according to the gear adjustment parameter and the gear input by a user, the target load impedance is obtained in real time in the treatment process of a patient, the contact state of the electrode plate and the treatment part is determined according to the difference value of the detection load impedance and the target load impedance, the problems that the human body impedance of each patient using the electric stimulation treatment instrument is different and the contact state of the electrode plate and the treatment part possibly changes in the treatment process are solved, the human body impedance of the patient is accurately detected, and the effect of matching the proper treatment voltage is, and the load impedance is detected in real time in the process of carrying out electrical stimulation treatment on the patient, so that the contact state of the electrode plate and the treatment part is known in real time, and the patient is prevented from being burnt in the treatment process due to the change of the contact state.
The load detection device of the electrical stimulation treatment instrument provided by the embodiment of the invention can execute the load detection method of the electrical stimulation treatment instrument provided by any embodiment of the invention, and has the corresponding functional modules and beneficial effects of the execution method.
EXAMPLE III
Fig. 4 is a schematic structural diagram of a load detection device of an electrical stimulation treatment apparatus according to a third embodiment of the present invention, as shown in fig. 4, the device includes a processor 40, a memory 41, an input device 42, and an output device 43; the number of processors 40 in the device may be one or more, and one processor 40 is taken as an example in fig. 4; the processor 40, the memory 41, the input means 42 and the output means 43 in the device may be connected by a bus or other means, as exemplified by the bus connection in fig. 4.
The memory 41 is a computer readable storage medium, and can be used for storing software programs, computer executable programs, and modules, such as program instructions/modules corresponding to the load detection method of the electrical stimulation treatment apparatus in the embodiment of the present invention (for example, the impedance detection module 310, the adaptive module 320, the voltage output module 330, and the state determination module 340 in the load detection device of the electrical stimulation treatment apparatus). The processor 40 executes various functional applications and data processing of the device by running the software programs, instructions and modules stored in the memory 41, so as to realize the above-mentioned load detection method of the electrical stimulation therapy apparatus.
The memory 41 may mainly include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application program required for at least one function; the storage data area may store data created according to the use of the terminal, and the like. Further, the memory 41 may include high speed random access memory, and may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other non-volatile solid state storage device. In some examples, memory 41 may further include memory located remotely from processor 40, which may be connected to the device over a network. Examples of such networks include, but are not limited to, the internet, intranets, local area networks, mobile communication networks, and combinations thereof.
The input device 42 is operable to receive input numeric or character information and to generate key signal inputs relating to user settings and function controls of the apparatus. The output device 43 may include a display device such as a display screen.
Example four
The fourth embodiment of the present invention further provides a storage medium containing computer executable instructions, which when executed by a computer processor, are configured to perform a method for detecting a load of an electrical stimulation therapy apparatus, the method including:
outputting detection voltage to an electrode slice attached to the treatment part to obtain detection load impedance;
inputting the detected load impedance into a preset model to obtain a gear adjustment parameter corresponding to the detected load impedance;
determining the output voltage of the electrical stimulation therapeutic apparatus according to the treatment gear and the gear adjustment parameter input by the user, and acquiring the target load impedance corresponding to the output voltage;
and determining the contact state of the electrode plate and the treatment part according to the difference value of the detected load impedance and the target load impedance.
Of course, the storage medium provided by the embodiments of the present invention contains computer-executable instructions, and the computer-executable instructions are not limited to the operations of the method described above, and may also perform related operations in the method for detecting a load of an electrical stimulation therapy apparatus provided by any embodiments of the present invention.
From the above description of the embodiments, it is obvious for those skilled in the art that the present invention can be implemented by software and necessary general hardware, and certainly, can also be implemented by hardware, but the former is a better embodiment in many cases. Based on such understanding, the technical solutions of the present invention may be embodied in the form of a software product, which can be stored in a computer-readable storage medium, such as a floppy disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a FLASH Memory (FLASH), a hard disk or an optical disk of a computer, and includes several instructions for enabling a computer device (which may be a personal computer, a server, or a network device) to execute the methods according to the embodiments of the present invention.
It should be noted that, in the embodiment of the load detection device of the electrical stimulation treatment apparatus, the units and modules included in the embodiment are only divided according to functional logic, but are not limited to the above division, as long as the corresponding functions can be realized; in addition, specific names of the functional units are only for convenience of distinguishing from each other, and are not used for limiting the protection scope of the present invention.
It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.
Claims (10)
1. A method for detecting the load of an electrical stimulation therapeutic apparatus, wherein the electrical stimulation therapeutic apparatus comprises an electrode plate, and is characterized by comprising the following steps:
outputting detection voltage to the electrode slice attached to the treatment part to obtain detection load impedance;
inputting the detected load impedance into a preset model to obtain a gear adjustment parameter corresponding to the detected load impedance;
determining the output voltage of the electrical stimulation therapeutic apparatus according to the treatment gear input by the user and the gear adjustment parameter, and acquiring a target load impedance corresponding to the output voltage;
and determining the contact state of the electrode plate and the treatment part according to the difference value of the detection load impedance and the target load impedance.
2. The method for detecting the load of an electrical stimulation therapy apparatus according to claim 1, wherein the preset model is a neural network model.
3. The method for detecting the load of the electrical stimulation treatment instrument according to claim 1, wherein before the step of inputting the detected load impedance into a preset model to obtain a gear adjustment parameter corresponding to the detected load impedance, the method further comprises the following steps:
respectively acquiring corresponding first test load impedances of electrode plates of the electric stimulation therapeutic apparatus at a plurality of treatment positions and a plurality of treatment gears;
changing the contact area of the electrode plate and the treatment part, and obtaining corresponding second test load impedance;
taking the contact area of the electrode plate and a treatment part, the treatment gear, the corresponding first test load impedance and the corresponding second test load impedance as a training data set, and determining learning data and verification data in the training data set;
and training a model by using the learning data and the verification data to obtain a preset model meeting preset conditions.
4. The method for detecting the load of the electrical stimulation treatment instrument as claimed in claim 1, wherein the determining the contact state of the electrode plate and the treatment part according to the difference value between the detected load impedance and the target load impedance comprises:
calculating a ratio of a difference between the detected load impedance and the target load impedance to the detected load impedance;
comparing the ratio with a first threshold, a second threshold and a third threshold;
if the ratio is larger than or equal to the first threshold, determining that the contact state of the electrode plate and the treatment part is good;
if the ratio is smaller than the first threshold and larger than or equal to the second threshold, determining that the contact state of the electrode slice and the treatment part is general;
if the ratio is smaller than the second threshold and larger than or equal to the third threshold, determining that the contact state of the electrode slice and the treatment part is poor;
and if the ratio is smaller than the third threshold, determining that the contact state of the electrode plate and the treatment part is a contact range.
5. The method for detecting the load of the electrical stimulation treatment instrument as claimed in claim 1, further comprising, after determining the contact state between the electrode sheet and the treatment site according to the difference between the detected load impedance and the target load impedance:
judging whether the contact state is in a preset range;
if so, displaying the contact state of the electrode plate and the treatment part;
if not, stopping the output of the electrical stimulation therapeutic apparatus, and giving an alarm.
6. The method for detecting the load of the electrical stimulation treatment instrument according to claim 1, wherein when the detected load impedance is input into a preset model to obtain a gear adjustment parameter corresponding to the detected load impedance, the method further comprises the following steps:
judging whether the detection load is larger than a first preset load or not;
if so, acquiring a gear adjustment parameter corresponding to the detected load impedance;
if not, stopping the output of the electrical stimulation therapeutic apparatus, and giving an alarm.
7. The method for detecting the load of the electrical stimulation treatment instrument according to claim 1, wherein before the step of inputting the detected load impedance into a preset model to obtain a gear adjustment parameter corresponding to the detected load impedance, the method further comprises the following steps:
receiving parameters input by a user, wherein the parameters comprise: electrode pad size, treatment site and treatment position.
8. An electrical stimulation treatment instrument load detection device is characterized by comprising:
the impedance detection module is used for outputting detection voltage to an electrode plate attached to a treatment part of the electrical stimulation therapeutic apparatus to obtain detection load impedance;
the self-adaptive module is used for inputting the detection load impedance into a preset model to obtain a gear adjustment parameter corresponding to the detection load impedance;
the voltage output module is used for determining the output voltage of the electrical stimulation therapeutic apparatus according to the treatment gear input by the user and the gear adjustment parameter and acquiring the target load impedance corresponding to the output voltage;
and the state determining module is used for determining the contact state of the electrode plate and the treatment part according to the difference value of the detection load impedance and the target load impedance.
9. An electrical stimulation treatment instrument load detection device, characterized in that the device comprises:
one or more processors;
a storage device for storing one or more programs,
when the one or more programs are executed by the one or more processors, the one or more processors may implement the method for detecting a load of an electrical stimulation therapy apparatus according to any one of claims 1 to 7.
10. A computer-readable storage medium on which a computer program is stored, which program, when being executed by a processor, carries out the method for detecting a load of an electrical stimulation treatment apparatus according to any one of claims 1 to 7.
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