CN116153501B - Method and apparatus for swallowing impairment detection - Google Patents
Method and apparatus for swallowing impairment detection Download PDFInfo
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- CN116153501B CN116153501B CN202310156653.8A CN202310156653A CN116153501B CN 116153501 B CN116153501 B CN 116153501B CN 202310156653 A CN202310156653 A CN 202310156653A CN 116153501 B CN116153501 B CN 116153501B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
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- G—PHYSICS
- G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
- G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
- G16H40/00—ICT specially adapted for the management or administration of healthcare resources or facilities; ICT specially adapted for the management or operation of medical equipment or devices
- G16H40/60—ICT specially adapted for the management or administration of healthcare resources or facilities; ICT specially adapted for the management or operation of medical equipment or devices for the operation of medical equipment or devices
- G16H40/63—ICT specially adapted for the management or administration of healthcare resources or facilities; ICT specially adapted for the management or operation of medical equipment or devices for the operation of medical equipment or devices for local operation
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- G—PHYSICS
- G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
- G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
- G16H50/00—ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics
- G16H50/20—ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for computer-aided diagnosis, e.g. based on medical expert systems
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- G—PHYSICS
- G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
- G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
- G16H50/00—ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics
- G16H50/50—ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for simulation or modelling of medical disorders
Abstract
The invention relates to the field of swallowing injury detection, in particular to a method and equipment for detecting swallowing injury, comprising the following steps: the device comprises a first processing unit, a second processing unit, a detection unit, a stress detection unit and a processing control unit, wherein the first processing unit, the second processing unit, the detection unit, the stress detection unit and the processing control unit are used for calculating estimated swallowing parameters according to characterization parameters of an object to be detected and corresponding preset standards under the simulated swallowing conditions, judging whether the object to be detected can damage detection equipment or not according to the comparison result of the estimated swallowing parameters and the preset swallowing parameter standards, and judging the adjustment mode of the equipment according to the comparison result of the estimated swallowing parameters, the preset swallowing parameter standard difference values and the preset difference standard when the damage is judged; the invention detects the possible swallowing damage of the object to be detected in advance, and improves the detection efficiency and the detection accuracy of the swallowing damage by simulating the swallowing environment.
Description
Technical Field
The invention relates to the field of swallowing injury detection, in particular to a method and equipment for detecting swallowing injury.
Technical Field
Throat injury refers to the impact injury of acute trauma to the throat or the symptoms caused by acid-base corrosion injury of the throat. In general, if a patient has trauma, the mucosa of the throat part is torn, and a great deal of bleeding is caused. Meanwhile, the mucous membrane congestion, edema, pain, foreign body sensation and obstruction of throat part can occur, the patient can also suffer from dyspnea and dysphagia, and usually, the patient with throat injury is in the initial stage of recovery, and needs to pay attention to the secondary injury of food taken to the throat, so how to make estimated judgment on whether injury is caused when fixed food is swallowed is a problem to be studied.
Chinese patent publication No. CN112067422a discloses a method, apparatus, device and medium for measuring food hardness, which comprises controlling a probe to be inserted into food to be measured at a constant speed, and obtaining a pressure change curve of the probe during the process of inserting the probe into the food to be measured at the constant speed by a pressure sensor; comparing the pressure change curve with the pressure change relation diagram, and determining the food hardness of the food to be measured according to the obtained comparison result; the pressure change relation chart records the pressure change curve of the probe when the probe is inserted into foods to be measured with different food hardness at a constant speed. It can be seen that the method, apparatus, arrangement and medium for measuring food hardness has the following problems: the effect of the wet-out on the hardness of the food was not considered, resulting in incomplete results and low availability of the test.
Disclosure of Invention
Therefore, the invention provides a method and equipment for detecting swallowing damage, which are used for solving the problem of low accuracy of estimated judgment on swallowing damage caused by food in the prior art.
To achieve the above object, in one aspect, the present invention provides an apparatus for swallowing impairment detection, comprising:
the first processing unit is arranged in a working box with a working table arranged in the working box and is used for crushing an object to be detected to form a first processed object;
The second treatment unit is arranged in the working box and used for soaking the first treatment object to form a second treatment object, and comprises a fixed block fixedly connected with the top of the working box, a second electronic telescopic rod connected with the fixed block and a water mist spray head connected with the bottom of the second electronic telescopic rod, and used for soaking the object to be tested, wherein a water supply pipeline connected with the water mist spray head is arranged in the second electronic telescopic rod;
the detection unit is arranged in the working box and is movably connected with an electronic slide rail fixedly connected with the top of the working box and the bottom of the working table, and is used for setting penetrating force to penetrate an object to be detected and obtaining penetrating depth;
the force detection unit is respectively connected with the first processing unit and the second processing unit and is used for measuring the force condition of the second processed object in the swallowing simulation pipeline, the force detection unit comprises a force detection pipeline arranged at the bottom of the working box, an inclined inlet plate arranged at the inner upper part of the force detection pipeline, and a fixed air inflation film arranged below the inclined inlet plate and connected with the inclined inlet plate, wherein the fixed air inflation film is connected with the air inflation pipeline and is of a hollow annular double-layer structure, the outer layer of the outer layer close to the center is connected with the lower part of the inclined inlet plate to form the swallowing simulation pipeline, a pressure sensor is arranged on the wall of the swallowing simulation pipeline and is used for detecting the pressure of the second processed object in the swallowing simulation pipeline when a set amount of gas is filled between the layers of the fixed air inflation film, and the fixed air inflation film is in inclined arrangement and is used for implementing downward inclined extrusion force on the second processed object;
The processing control unit is connected with the detection unit and is used for calculating estimated swallowing parameters according to the characteristic parameters of the object to be detected and corresponding preset standards under the simulated swallowing condition, judging whether the object to be detected can damage detection equipment according to the comparison result of the estimated swallowing parameters and the preset swallowing parameter standards, and judging the adjustment mode of the processing parameters of the object to be detected according to the comparison result of the estimated swallowing parameters, the preset swallowing parameter standard difference values and the preset difference value standards under the first damage condition;
the simulation swallowing condition is that the first processing unit and the second processing unit process the object to be detected, the first damage condition is that the object to be detected is damaged to detection equipment, and the characterization parameters comprise pipeline pressure, penetration depth and penetration depth after soaking.
Further, the first treatment unit comprises a crushing device and a sliding bottom groove, wherein,
the crushing device is arranged in the working box and connected with the working box, and comprises a fixed block fixedly connected with the top of the working box, a first electronic telescopic rod connected with the fixed block and a crushing head connected with the bottom of the first electronic telescopic rod, and is used for crushing an object to be detected, wherein the crushing head is a disc with a plurality of elliptical bulges on the surface;
The sliding bottom groove is connected with the side wall of the working box through a mechanical arm and used for bearing and moving the object to be measured to the corresponding position.
Further, the processing control unit controls the stress detection unit to put the object to be detected into the swallowing simulation pipeline under the swallowing simulation condition, calculates the estimated swallowing parameter K according to the pipeline pressure F detected by the pressure sensor, compares the K with the preset swallowing parameter standard to judge whether the object to be detected damages the swallowing simulation pipeline, sets the preset swallowing parameter standard K0, wherein, 0 is less than K0,
if K is less than K0, the processing control unit judges that the object to be detected causes damage to the swallowing simulation pipeline;
if K0 is less than or equal to K, the processing control unit judges that the object to be detected does not damage the swallowing simulation pipeline;
wherein H is penetration depth, H0 is standard penetration depth, L is penetration depth after wetting, L0 is standard penetration depth after wetting, F0 is standard pipeline pressure, α1 is a first preset determination coefficient, α2 is a second preset determination coefficient, α3 is a third preset determination coefficient, wherein 0 < H0,0 < L0,0 < F0,0 < α3=α2 < α1 < 1; the simulated swallowing condition is that the wetting of the object to be detected is completed.
Further, the processing control unit calculates a difference DeltaK between K and K0 under a first adjustment condition and compares DeltaK with a preset difference standard to determine an adjustment mode of processing parameters of an object to be detected, deltaK=K0-K is set, the processing control unit is provided with a first preset difference standard DeltaK 1 and a second preset difference standard DeltaK 2, wherein DeltaK 1 is less than DeltaK 2,
if delta K is less than or equal to delta K1, the processing control unit judges that the crushing frequency of the crushing device on the object to be detected is increased by adopting a first preset processing mode;
if delta K1 is less than delta K2, the processing control unit judges that a second preset processing mode is adopted to adjust the spraying time length of the second processing unit to the first processed object;
if delta K2 < [ delta ] K, the processing control unit judges that a third preset processing mode is adopted to adjust the crushing times of the crushing device on the object to be detected to be high, and adjusts the spraying duration of the second processing unit on the first object to be processed to be high;
the first adjusting condition is that the processing control unit judges that an object to be detected causes damage to a swallowing simulation pipeline, and the processing parameters comprise the crushing times and the spraying duration.
Further, the processing control unit compares the difference value delta K 'between delta K and delta K1 with a preset secondary difference standard under a second adjusting condition to judge a specific adjusting mode of the crushing device, and sets delta K' = delta K1-delta K, the processing control unit is provided with a first preset secondary difference standard delta K1', a second preset secondary difference standard delta K2', a first preset times adjusting coefficient beta 1, a second preset times adjusting coefficient beta 2 and a third preset times adjusting coefficient beta 3, wherein 0 delta K1 '<deltaK 2',1 < beta 2 < beta 3,
If Δkj 'is less than or equal to Δk1', the processing control unit determines that the number of crushing times of the crushing device is adjusted to N using β1, and sets n=n0×β1, where N0 is the initial standard number of crushing times, 0 < N0;
if Δk1' <Δk2' ++Δk2', the process control unit determines that the number of crushing times of the crushing device is adjusted to N using β2, and sets n=n0×β2;
if Δk2' <Δk, the processing control means determines that the number of crushing times of the crushing device is adjusted to N using β3, and sets n=n0×β3;
the second adjusting condition is that the processing control unit judges that the first preset processing mode is adopted to adjust the processing parameters, the processing control unit is provided with a maximum frequency standard Nmax, and if N is more than or equal to Nmax, the processing control unit judges that the adjustment is canceled and judges that the object to be detected causes damage to the swallowing simulation pipeline.
Further, the processing control unit calculates the difference delta HL between the penetration depth of the object to be detected and the penetration depth after soaking under a third adjusting condition and compares the delta HL with a preset depth difference standard to judge the specific adjusting mode of the second processing unit, wherein H is the penetration depth, L is the penetration depth after soaking, the processing control unit is provided with a first preset depth difference standard delta HL1, a second preset depth difference standard delta HL2, a first time length adjusting coefficient gamma 1, a second time length adjusting coefficient gamma 2 and a third time length adjusting coefficient gamma 3, wherein the delta HL1 is less than delta HL2, the gamma 1 is less than gamma 2 and less than gamma 3,
If delta HL is less than or equal to delta HL1, the processing control unit judges that gamma 3 is used for adjusting the spraying time length of the second processing unit on the first processed object to be T, and T=T0×gamma 3 is set, wherein T0 is the initial standard working time length, and 0 is less than T0;
if DeltaHL 1 < DeltaHL2 is less than or equal to DeltaHL 2, the processing control unit judges that gamma 2 is used for adjusting the spraying time length of the second processing unit on the first processed object to be T, and T=T0×gamma 2 is set;
if Δhl2 < Δhl, the process control unit determines to adjust the spraying time period of the second processing unit to the first processed object to be T using γ1, and sets t=t0×γ1;
and if T is more than or equal to Tmax, the processing control unit judges that the adjustment is canceled and judges that the object to be measured causes damage to the swallowing simulation pipeline.
Further, the processing control unit adjusts the crushing times of the crushing device and the spraying time length of the second processing unit by adopting a third preset processing mode under a fourth adjusting condition, wherein the third preset processing mode is to adjust the crushing times of the crushing device by adopting the first preset processing mode, and the second preset processing mode is to adjust the spraying time length of the second processing unit;
The fourth adjusting condition is that the processing control unit judges that a third preset processing mode is adopted to adjust the equipment;
the processing control unit is provided with an upper limit adjusting frequency Umax, counts the frequency U of adjusting the equipment by adopting a first preset processing mode, a second preset processing mode or a third preset processing mode, and judges that the adjustment is canceled and judges that the to-be-detected object damages the swallowing simulation pipeline if the frequency U is larger than or equal to Umax.
Further, the processing control unit re-controls the stress detection unit to work under the secondary simulated swallowing condition and re-calculates estimated swallowing parameters according to the secondary pipeline pressure F ' detected by the pressure sensor, the secondary penetration depth H ' detected by the detection unit and the penetration depth L ' after secondary soaking and compares the estimated swallowing parameters with a preset swallowing parameter standard,
if the processing control unit judges that the object to be detected does not damage the swallowing simulation pipeline, the processing parameter information of the object to be detected is transmitted to the display unit for display;
if the processing control unit judges that the object to be detected damages the swallowing simulation pipeline, the processing control unit recalculates the difference value between the estimated swallowing parameter and the preset swallowing parameter standard and compares the difference value with the preset difference value standard so as to judge the adjustment mode of the processing parameter of the object to be detected again;
The secondary simulated swallowing condition is that the processing control unit is used for completing the adjustment of the processing parameters of the object to be detected.
Further, the processing control unit calculates estimated damage parameters S under the estimated damage condition and compares the estimated damage parameters S with preset damage parameter standards to judge the estimated damage level of the object to be detected, S=U2×ε is set, ε is a damage conversion parameter, the processing control unit is provided with a first preset damage parameter standard S1 and a second preset damage parameter standard S2, wherein 0 < S1 < S2,
if S is less than or equal to S1, the processing control unit judges that the estimated damage level of the object to be detected is the first-level damage;
if S1 is more than S and less than or equal to S2, the processing control unit judges that the estimated damage level of the object to be detected is a second-level damage;
if S2 is less than S, the processing control unit judges that the estimated damage level of the object to be detected is third-level damage;
the damage degree of the first-level damage is less than that of the second-level damage and less than that of the third-level damage, and the estimated damage condition is that the processing control unit still judges that the object to be detected damages the swallowing simulation pipeline when the processing parameter adjustment is completed.
Further, the device further comprises a display unit which is in remote communication connection with the processing control unit, and the display unit is provided with an audio-visual display screen for displaying the judgment information of the processing control unit.
In another aspect, the invention provides a method for swallowing impairment detection, comprising:
s1, placing an object to be detected in a sliding bottom groove, moving the sliding bottom groove to the lower side of a detection unit, enabling the detection unit to penetrate the object to be detected with preset penetrating force and obtain penetrating depth, and moving the object to be detected to a second processing unit to be soaked and then moving the object to the lower side of the detection unit again, and enabling the sliding bottom groove to penetrate the object to be detected with the preset penetrating force and obtain penetrating depth after soaking;
s2, taking an object to be measured, placing the object to be measured in a sliding bottom groove, sequentially passing through a first processing unit and a second processing unit, moving the sliding bottom groove to the upper part of a stress detection unit, placing a second processed object processed by the second processing unit into the stress detection unit through overturning, enabling the second processed object to enter the upper end of a swallowing simulation pipeline through an inclined entering plate, controlling the fixed inflatable film to be inflated, and detecting pipeline pressure by a pressure sensor after inflation is completed;
s3, the processing control unit calculates an estimated swallowing parameter K, compares the estimated swallowing parameter K with a preset swallowing parameter standard to judge whether the object to be detected damages the swallowing simulation pipeline, calculates a difference delta K between the K and the K0 when the processing control unit judges that the object to be detected damages the swallowing simulation pipeline, and compares the delta K with the preset difference standard to judge the adjustment mode of the processing parameter of the object to be detected;
S4, the processing control unit re-controls the stress detection unit to work and re-calculates estimated swallowing parameters according to the secondary pipeline pressure F ' detected by the pressure sensor, the secondary penetration depth H ' detected by the detection unit and the secondary penetration depth L ' after secondary soaking and compares the estimated swallowing parameters with preset swallowing parameter standards, and if the processing control unit judges that the object to be detected does not damage the swallowing simulation pipeline, the processing parameter information of the object to be detected is transmitted to the display unit for display; if the processing control unit judges that the object to be detected damages the swallowing simulation pipeline, the processing control unit recalculates the difference value between the estimated swallowing parameter and the preset swallowing parameter standard and compares the difference value with the preset difference value standard so as to judge the adjustment mode of the processing parameter of the object to be detected again.
Compared with the prior art, the invention has the beneficial effects that the swallowing key parameters are simulated, the comparison of the pipeline pressure of the swallowing simulation pipeline and the preset standard is used as the initial judgment basis, different adjustment modes are selected according to the difference value between the calculated estimated swallowing parameters and the estimated swallowing parameter standard after judging that the swallowing simulation pipeline is damaged by the object to be detected, the swallowing damage is estimated and detected in a detection mode of the device and the estimated damage level of the object to be detected can be calculated, the swallowing damage possibly caused by the object to be detected in advance is detected, and the detection efficiency and the detection accuracy of the swallowing damage are improved by simulating the swallowing environment.
Further, the processing control unit compares K with a preset swallowing parameter standard to judge whether the object to be detected damages the swallowing simulation pipeline, wherein the K is calculated to be the penetration depth, the penetration depth after soaking and the pipeline pressure, the selected parameters simulate the actual swallowing process, the detection speed is ensured, and meanwhile the accuracy of the invention for detecting swallowing damage is improved.
Furthermore, the processing control unit compares the delta K with the preset difference standard to judge the adjustment mode of the processing parameters, the equipment is adjusted in a targeted mode according to different thresholds of the delta K, the adjustment efficiency is improved, and the speed of detecting swallowing damage is further improved on the premise of ensuring the detection accuracy.
Furthermore, the maximum number standard Nmax, the maximum working time standard Tmax and the adjustment upper limit number Umax are set in the invention, so that the problem that the parameters of the device in the equipment do not accord with the actual conditions and the simulated swallowing does not accord with the actual conditions due to the excessive adjustment times is avoided, and the accuracy and the usability of the invention for detecting swallowing damage are improved.
Furthermore, the fixed inflatable membrane is connected with the inflatable pipeline and is of a hollow annular double-layer structure, the outer shell, close to the center, of the outer shell is connected with the lower part of the inclined entering plate to form a swallowing simulation pipeline, the wall of the swallowing simulation pipeline is provided with the pressure sensor for detecting pipeline pressure of the second treatment object on the swallowing simulation pipeline when a set amount of gas is inflated between the layers of the fixed inflatable membrane, the fixed inflatable membrane is arranged in an inclined mode and is used for applying downward inclined extrusion force to the second treatment object, and the simulation pharyngeal muscle is used for extruding food and is simpler and easier to apply compared with a pharyngeal muscle model in the prior art, so that accuracy and usability of the invention for detecting swallowing damage are improved.
Drawings
FIG. 1 is a schematic diagram of an apparatus for swallowing impairment detection according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a force detecting unit according to an embodiment of the present invention;
FIG. 3 is a flowchart of a process control unit comparing K with a predetermined swallowing parameter standard to determine whether an object to be tested is damaging to a swallowing simulation tube according to an embodiment of the present invention;
FIG. 4 is a flowchart of the processing control unit comparing ΔK with a preset difference standard to determine the adjustment mode of the device according to the embodiment of the present invention;
In the figure, a working box 1, a working table 2, an electronic sliding rail 3, a detection unit 4, a first electronic telescopic rod 5, a crushing head 6, a second electronic telescopic rod 7, a water mist sprayer 8, a stress detection pipeline 9, an inclined inlet plate 10, a fixed inflatable membrane 11, an inflatable pipeline 12, a sliding bottom groove 13, an extrusion device 14, a pressure sensor 15 and a swallowing simulation pipeline 16.
Detailed Description
In order that the objects and advantages of the invention will become more apparent, the invention will be further described with reference to the following examples; it should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are merely for explaining the technical principles of the present invention, and are not intended to limit the scope of the present invention.
It should be noted that, in the description of the present invention, terms such as "upper," "lower," "left," "right," "inner," "outer," and the like indicate directions or positional relationships based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the apparatus or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Furthermore, it should be noted that, in the description of the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to the specific circumstances.
Referring to fig. 1 to 4, the present invention provides an apparatus for swallowing impairment detection, comprising:
the first processing unit is arranged in a working box 1 provided with a working table 2, and is used for crushing an object to be detected to form a first processed object and detecting the hardness of the object to be detected;
the second treatment unit is arranged inside the working box 1 and used for soaking the first treatment object to form a second treatment object, and comprises a fixed block fixedly connected with the top of the working box 1, a second electronic telescopic rod 7 connected with the fixed block and a water mist spray head 8 connected with the bottom of the second electronic telescopic rod 7, and used for soaking the object to be tested, wherein a water supply pipeline connected with the water mist spray head 8 is arranged in the second electronic telescopic rod 7;
The detection unit is arranged in the working box 1 and is movably connected with an electronic slide rail 3 fixedly connected with the top of the working box 1 and the bottom of the working table 2, and is used for penetrating an object to be detected by setting penetrating force and obtaining the penetrating depth;
the stress detection unit is respectively connected with the first processing unit and the second processing unit and is used for measuring the stress condition of the second processed object in the swallowing simulation pipeline 16, the stress detection unit comprises a stress detection pipeline 9 arranged at the bottom of the working box, an inclined inlet plate 10 arranged at the inner upper part of the stress detection pipeline 9, and a fixed inflatable membrane 11 arranged below the inclined inlet plate and connected with the inclined inlet plate, wherein the fixed inflatable membrane 11 is connected with the inflatable pipeline 12 and is of a hollow annular double-layer structure, a shell with the outer layer close to the center is connected with the lower part of the inclined inlet plate to form the swallowing simulation pipeline 16, a pressure sensor 15 is arranged on the wall of the swallowing simulation pipeline 16 and is used for detecting the pipeline pressure of the second processed object in the swallowing simulation pipeline 16 when a set amount of gas is filled between the layers of the fixed inflatable membrane 11, and the fixed inflatable membrane 11 is arranged in an inclined manner and is used for implementing downward inclined extrusion force on the second processed object;
The processing control unit is connected with the first processing unit, the second processing unit and the detection unit and is used for calculating estimated swallowing parameters according to the characteristic parameters of the object to be detected and corresponding preset standards under the simulated swallowing condition, judging whether the object to be detected damages detection equipment or not according to the comparison result of the estimated swallowing parameters and the preset swallowing parameter standards, and judging the adjustment mode of the processing parameters of the object to be detected according to the comparison result of the estimated swallowing parameters, the preset swallowing parameter standard difference values and the preset difference value standards under the first damage condition;
the simulation swallowing condition is that the first processing unit and the second processing unit process the object to be detected, the first damage condition is that the object to be detected is damaged to detection equipment, and the characterization parameters comprise pipeline pressure, penetration depth and penetration depth after soaking.
In particular, the first treatment unit comprises a crushing device and a sliding bottom trough, wherein,
the crushing device is arranged in the working box 1 and connected with the working box 1, and comprises a fixed block fixedly connected with the top of the working box 1, a first electronic telescopic rod 5 connected with the fixed block and a crushing head 6 connected with the bottom of the first electronic telescopic rod 5, and is used for crushing an object to be detected, wherein the crushing head 6 is a disc with a plurality of elliptical bulges on the surface;
The sliding bottom groove is connected with the side wall of the working box 1 through a mechanical arm and used for bearing and moving an object to be measured to a corresponding position.
Specifically, the processing control unit controls the stress detection unit to put the object to be detected into the swallowing simulation pipeline 16 under the swallowing simulation condition, calculates the estimated swallowing parameter K according to the pipeline pressure F detected by the pressure sensor 15, compares K with a preset swallowing parameter standard to judge whether the object to be detected damages the swallowing simulation pipeline 16, sets the preset swallowing parameter standard K0, wherein 0 is less than 3,
if K is less than K0, the processing control unit judges that the object to be detected causes damage to the swallowing simulation pipeline 16;
if K0 is less than or equal to K, the processing control unit judges that the object to be detected does not damage the swallowing simulation pipeline 16;
wherein H is penetration depth, H0 is standard penetration depth, L is penetration depth after wetting, L0 is standard penetration depth after wetting, F0 is standard pipeline pressure, α1 is a first preset determination coefficient, α2 is a second preset determination coefficient, α3 is a third preset determination coefficient, wherein 0 < H0,0 < L0,0 < F0, α3=0.3, α2=0.3, α1=0.5; the simulated swallowing condition is that the wetting of the object to be detected is completed.
Specifically, the processing control unit calculates a difference Δk between K and K0 under a first adjustment condition and compares Δk with a preset difference standard to determine an adjustment mode of a processing parameter of the object to be measured, and sets Δk=k0-K, the processing control unit is provided with a first preset difference standard Δk1 and a second preset difference standard Δk2, wherein Δk1=1, Δk2=2,
if delta K is less than or equal to delta K1, the processing control unit judges that the crushing frequency of the crushing device on the object to be detected is increased by adopting a first preset processing mode;
if delta K1 is less than delta K2, the processing control unit judges that a second preset processing mode is adopted to adjust the spraying time length of the second processing unit to the first processed object;
if delta K2 < [ delta ] K, the processing control unit judges that a third preset processing mode is adopted to adjust the crushing times of the crushing device on the object to be detected to be high, and adjusts the spraying duration of the second processing unit on the first object to be processed to be high;
wherein the first adjustment condition is that the processing control unit determines that the object to be tested causes damage to the swallowing simulation pipeline 16, and the processing parameters include the crushing frequency and the spraying duration.
Specifically, the processing control unit compares the difference value Δk 'between Δk and Δk1 with a preset secondary difference standard under a second adjustment condition to determine a specific adjustment mode of the crushing device, and sets Δk' = Δk1- Δk, the processing control unit is provided with a first preset secondary difference standard Δk1', a second preset secondary difference standard Δk2', a first preset times adjustment coefficient β1, a second preset times adjustment coefficient β2 and a third preset times adjustment coefficient β3, wherein Δk1 '= 2/3, = Δk2' = 3/2, β1=2, β2=3, β3=4,
if Δkj 'is less than or equal to Δk1', the processing control unit determines that the number of crushing times of the crushing device is adjusted to N using β1, and sets n=n0×β1, where N0 is the initial standard number of crushing times, n0=2 times;
if Δk1' <Δk2' ++Δk2', the process control unit determines that the number of crushing times of the crushing device is adjusted to N using β2, and sets n=n0×β2;
if Δk2' <Δk, the processing control means determines that the number of crushing times of the crushing device is adjusted to N using β3, and sets n=n0×β3;
the second adjustment condition is that the processing control unit judges that the first preset processing mode is adopted to adjust the processing parameters, the processing control unit is provided with a maximum frequency standard Nmax, and if N is greater than or equal to Nmax, the processing control unit judges that the adjustment is canceled and judges that the object to be detected causes damage to the swallowing simulation pipeline 16.
Specifically, the processing control unit calculates the difference delta HL between the penetration depth of the object to be detected and the penetration depth after soaking under the third adjusting condition and compares the delta HL with a preset depth difference standard to judge the specific adjusting mode of the second processing unit, the processing control unit is provided with a first preset depth difference standard delta HL1, a second preset depth difference standard delta HL2, a first time length adjusting coefficient gamma 1, a second time length adjusting coefficient gamma 2 and a third time length adjusting coefficient gamma 3, wherein 0 < [ delta ] HL1 < [ delta ] HL2, gamma 1 = 1.3, gamma 2 = 1.6 and gamma 3 = 1.9,
if Δhl is less than or equal to Δhl1, the processing control unit judges that the spraying duration of the second processing unit on the first processed object is adjusted to be T by using gamma 3, and sets t=t0×γ3, wherein T0 is an initial standard working duration, and t0=10s;
if DeltaHL 1 < DeltaHL2 is less than or equal to DeltaHL 2, the processing control unit judges that gamma 2 is used for adjusting the spraying time length of the second processing unit on the first processed object to be T, and T=T0×gamma 2 is set;
if Δhl2 < Δhl, the process control unit determines to adjust the spraying time period of the second processing unit to the first processed object to be T using γ1, and sets t=t0×γ1;
And if T is more than or equal to Tmax, the processing control unit judges that the adjustment is canceled and judges that the to-be-measured object causes damage to the swallowing simulation pipeline 16, and the information is transmitted to the display unit.
Specifically, the processing control unit adjusts the crushing times of the crushing device and the spraying duration of the second processing unit by adopting a third preset processing mode under a fourth adjusting condition, wherein the third preset processing mode is to adjust the crushing times of the crushing device by adopting the first preset processing mode, and the second preset processing mode is to adjust the spraying duration of the second processing unit;
the fourth adjusting condition is that the processing control unit judges that a third preset processing mode is adopted to adjust the equipment;
the processing control unit is provided with an upper limit adjustment frequency Umax, the processing control unit counts the adjustment frequency U of the equipment by adopting a first preset processing mode, a second preset processing mode or a third preset processing mode, and if the U is more than or equal to Umax, the processing control unit judges that the adjustment is canceled and judges that the to-be-detected object causes damage to the swallowing simulation pipeline 16.
In particular, the processing control unit re-controls the stress detection unit to work under the secondary simulated swallowing condition and re-calculates estimated swallowing parameters according to the secondary pipeline pressure F ' detected by the pressure sensor 15, the secondary penetration depth H ' detected by the detection unit and the penetration depth L ' after secondary soaking and compares the estimated swallowing parameters with preset swallowing parameter standards,
if the processing control unit judges that the object to be detected does not damage the swallowing simulation pipeline 16, the processing parameter information of the object to be detected is transmitted to the display unit for display;
if the processing control unit judges that the object to be detected damages the swallowing simulation pipeline 16, the processing control unit recalculates the difference value between the estimated swallowing parameter and the preset swallowing parameter standard and compares the difference value with the preset difference value standard so as to judge the adjustment mode of the processing parameter of the object to be detected again;
the secondary simulated swallowing condition is that the processing control unit is used for completing the adjustment of the processing parameters of the object to be detected.
Specifically, the processing control unit calculates estimated damage parameters S under the estimated damage condition and compares S with preset damage parameter standards to determine an estimated damage level of the object to be detected, s=u2×epsilon is set, wherein epsilon is a damage conversion parameter, the processing control unit is provided with a first preset damage parameter standard S1 and a second preset damage parameter standard S2, wherein s1=2, s2=5, epsilon=0.5,
If S is less than or equal to S1, the processing control unit judges that the estimated damage level of the object to be detected is the first-level damage;
if S1 is more than S and less than or equal to S2, the processing control unit judges that the estimated damage level of the object to be detected is a second-level damage;
if S2 is less than S, the processing control unit judges that the estimated damage level of the object to be detected is third-level damage;
the damage degree of the first-level damage is less than that of the second-level damage and less than that of the third-level damage, and the estimated damage condition is that the processing control unit still judges that the object to be detected damages the swallowing simulation pipeline 16 when the processing parameter adjustment is completed.
Specifically, the device further comprises a display unit which is in remote communication connection with the processing control unit, and the display unit is provided with an audio-visual display screen for displaying the judgment information of the processing control unit.
Specifically, the processed object to be tested is capable of entering the swallowing simulation tube 16, and as an alternative, the apparatus may further comprise a squeezing device 14 having a telescopic function, which is connected to the top of the working chamber 1, for squeezing the processed object to be tested into the swallowing simulation tube 16.
In another aspect, the invention provides a method for swallowing impairment detection, comprising:
s1, placing an object to be detected in a sliding bottom groove 13, moving the sliding bottom groove 13 to the lower part of a detection unit, enabling the detection unit to penetrate the object to be detected with a preset penetrating force and obtain the penetrating depth, and moving the object to be detected to a second processing unit to be soaked and then moving the object to the lower part of the detection unit again to penetrate the object to be detected with the preset penetrating force and obtain the penetrating depth after soaking;
s2, taking an object to be measured, placing the object to be measured in a sliding bottom groove 13, sequentially processing the object to be measured in the sliding bottom groove 13 through a first processing unit and a second processing unit, moving the object to be measured to the upper part of a stress detection unit, placing a second object to be measured processed by the second processing unit into the stress detection unit through overturning, enabling the second object to enter the upper end of a swallowing simulation pipeline 16 through an inclined entering plate 10, controlling the fixed inflatable membrane 11 to be inflated, and detecting pipeline pressure through a pressure sensor 15 after inflation is completed;
s3, the processing control unit calculates an estimated swallowing parameter K, compares the estimated swallowing parameter K with a preset swallowing parameter standard to judge whether the object to be detected damages the swallowing simulation pipeline 16, calculates a difference delta K between K and K0 when the processing control unit judges that the object to be detected damages the swallowing simulation pipeline 16, and compares the delta K with the preset difference standard to judge the adjustment mode of the processing parameter of the object to be detected;
S4, the processing control unit re-controls the stress detection unit to work and re-calculates estimated swallowing parameters according to the secondary pipeline pressure F ' detected by the pressure sensor 15, the secondary penetration depth H ' detected by the detection unit and the penetration depth L ' after secondary soaking and compares the estimated swallowing parameters with preset swallowing parameter standards,
if the processing control unit judges that the object to be detected does not damage the swallowing simulation pipeline 16, the processing parameter information of the object to be detected is transmitted to the display unit for display;
if the processing control unit determines that the object to be measured is damaging to the swallowing simulation pipeline 16, the processing control unit recalculates the difference between the estimated swallowing parameter and the preset swallowing parameter standard and compares the difference with the preset difference standard to determine the adjustment mode of the processing parameter of the object to be measured again.
Example 1
In this embodiment, the processing control unit controls the force detection unit to squeeze the object to be detected to the swallowing analog pipeline under the swallowing analog condition and calculates to obtain the estimated swallowing parameter k=8/3, at this time, K < K0, the processing control unit determines that the object to be detected damages the swallowing analog pipeline, at this time, Δk=3-8/3=1/3, at this time, Δk </Δk1, the processing control unit determines that the number of times of crushing the object to be detected by the crushing device is increased by adopting a first preset processing mode, the processing control unit calculates to obtain a difference value Δk '=1-1/3=2/3 between Δk1 under the second adjusting condition, at this time, Δk'. Ltoreq.Δk1', the processing control unit determines that the number of times of crushing the crushing device is n=2×2=4, and re-controls the force detection unit to work under the second analog condition and resumes the operation of the processing control unit according to the second penetration pressure detected by the pressure sensor 15 to the second penetration depth of the second pipeline to the second penetration depth detected by the crushing device, and the second penetration depth detected by the pressure sensor is calculated to be less than the first penetration depth detected by the pressure sensor to obtain the second penetration depth of the swallowing analog pipeline, and the penetration information is calculated to be equal to the estimated penetration depth of the second penetration information to be the swallowing analog to be measured to be 16', and the penetration information is calculated to be the estimated to be damaged.
Thus far, the technical solution of the present invention has been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of protection of the present invention is not limited to these specific embodiments. Equivalent modifications and substitutions for related technical features may be made by those skilled in the art without departing from the principles of the present invention, and such modifications and substitutions will be within the scope of the present invention.
The foregoing description is only of the preferred embodiments of the invention and is not intended to limit the invention; various modifications and variations of the present invention will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. An apparatus for swallowing impairment detection, comprising:
the first processing unit is arranged in a working box with a working table arranged in the working box and is used for crushing an object to be detected to form a first processed object;
the second treatment unit is arranged in the working box and used for soaking the first treatment object to form a second treatment object, and comprises a fixed block fixedly connected with the top of the working box, a second electronic telescopic rod connected with the fixed block and a water mist spray head connected with the bottom of the second electronic telescopic rod, and used for soaking the object to be tested, wherein a water supply pipeline connected with the water mist spray head is arranged in the second electronic telescopic rod;
The detection unit is arranged in the working box and is movably connected with an electronic slide rail fixedly connected with the top of the working box and the bottom of the working table, and is used for penetrating an object to be detected by setting penetrating force and obtaining the penetrating depth;
the stress detection unit is respectively connected with the first processing unit and the second processing unit and is used for measuring the stress condition of the second processed object in the swallowing simulation pipeline, the stress detection unit comprises a stress detection pipeline arranged at the bottom of the working box, an inclined inlet plate arranged at the inner upper part of the stress detection pipeline, and a fixed inflatable film arranged below the inclined inlet plate and connected with the inclined inlet plate, wherein the fixed inflatable film is connected with the inflatable pipeline and is of a hollow annular double-layer structure, the outer layer of the fixed inflatable film close to the center is connected with the lower part of the inclined inlet plate to form the swallowing simulation pipeline, a pressure sensor is arranged on the wall of the swallowing simulation pipeline and is used for detecting pipeline pressure of the second processed object in the swallowing simulation pipeline when a set amount of gas is filled between the layers of the fixed inflatable film, and the fixed inflatable film is in inclined arrangement and is used for implementing downward inclined extrusion force on the second processed object;
The processing control unit is connected with the first processing unit, the second processing unit and the detection unit and is used for calculating estimated swallowing parameters according to the characteristic parameters of the object to be detected and corresponding preset standards under the simulated swallowing condition, judging whether the object to be detected damages detection equipment or not according to the comparison result of the estimated swallowing parameters and the preset swallowing parameter standards, and judging the adjustment mode of the processing parameters of the object to be detected according to the comparison result of the estimated swallowing parameters, the preset swallowing parameter standard difference values and the preset difference standard under the first damage condition;
the simulation swallowing condition is that the first processing unit and the second processing unit process the object to be detected, the first damage condition is that the object to be detected is damaged to detection equipment, and the characterization parameters comprise pipeline pressure, penetration depth and penetration depth after soaking.
2. The apparatus for swallowing impairment detection according to claim 1, wherein the first processing unit comprises a crushing device and a sliding bottom groove, wherein,
the crushing device is arranged in the working box and connected with the working box, and comprises a fixed block fixedly connected with the top of the working box, a first electronic telescopic rod connected with the fixed block and a crushing head connected with the bottom of the first electronic telescopic rod, and is used for crushing an object to be detected, wherein the crushing head is a disc with a plurality of elliptical bulges on the surface;
The sliding bottom groove is connected with the side wall of the working box through a mechanical arm and used for bearing and moving the object to be measured to the corresponding position.
3. The apparatus for swallowing damage detection according to claim 2, wherein the processing control unit controls the force detection unit to insert the object to be detected into the swallowing simulation tube under the swallowing simulation condition, calculates the estimated swallowing parameter K based on the tube pressure F detected by the pressure sensor, compares K with a preset swallowing parameter standard to determine whether the object to be detected causes damage to the swallowing simulation tube, sets the processing control unit provided with a preset swallowing parameter standard K0, wherein 0 < K0,
if K is less than K0, the processing control unit judges that the object to be detected causes damage to the swallowing simulation pipeline;
if K0 is less than or equal to K, the processing control unit judges that the object to be detected does not damage the swallowing simulation pipeline;
wherein H is penetration depth, H0 is standard penetration depth, L is penetration depth after wetting, L0 is standard penetration depth after wetting, F0 is standard pipeline pressure, α1 is a first preset determination coefficient, α2 is a second preset determination coefficient, α3 is a third preset determination coefficient, wherein 0 < H0,0 < L0,0 < F0,0 < α3=α2 < α1 < 1; the simulated swallowing condition is that the wetting of the object to be detected is completed.
4. The apparatus for swallowing impairment detection according to claim 3, wherein the processing control unit calculates the difference Δk between K and K0 under a first adjustment condition and compares Δk with a preset difference criterion to determine the manner of adjustment of the processing parameters of the object to be measured, Δk = K0-K, wherein the processing control unit is provided with a first preset difference criterion Δk1 and a second preset difference criterion Δk2, wherein 0 < Δk1 < Δk2,
if delta K is less than or equal to delta K1, the processing control unit judges that the crushing frequency of the crushing device on the object to be detected is increased by adopting a first preset processing mode;
if delta K1 is less than delta K2, the processing control unit judges that a second preset processing mode is adopted to adjust the spraying time length of the second processing unit to the first processed object;
if delta K2 < [ delta ] K, the processing control unit judges that a third preset processing mode is adopted to adjust the crushing times of the crushing device on the object to be detected to be high, and adjusts the spraying duration of the second processing unit on the first object to be processed to be high;
the first adjusting condition is that the processing control unit judges that an object to be detected causes damage to a swallowing simulation pipeline, and the processing parameters comprise the crushing times and the spraying duration.
5. The apparatus for swallowing impairment detection according to claim 4, wherein the processing control unit compares the difference Δk 'of Δk1 with a preset secondary difference criterion under a second adjustment condition to determine a specific adjustment mode for the crushing means, sets Δk' = Δk1- Δk, wherein the processing control unit is provided with a first preset secondary difference criterion Δk1', a second preset secondary difference criterion Δk2', a first preset number of times adjustment coefficient β1, a second preset number of times adjustment coefficient β2, and a third preset number of times adjustment coefficient β3, wherein 0 < "Δk1 '<Δk2',1 < β1 < β2 < β3,
if Δkj 'is less than or equal to Δk1', the processing control unit determines that the number of crushing times of the crushing device is adjusted to N using β1, and sets n=n0×β1, where N0 is the initial standard number of crushing times, 0 < N0;
if Δk1' <Δk2' ++Δk2', the process control unit determines that the number of crushing times of the crushing device is adjusted to N using β2, and sets n=n0×β2;
if Δk2' <Δk, the processing control means determines that the number of crushing times of the crushing device is adjusted to N using β3, and sets n=n0×β3;
the second adjusting condition is that the processing control unit judges that the first preset processing mode is adopted to adjust the processing parameters, the processing control unit is provided with a maximum frequency standard Nmax, and if N is more than or equal to Nmax, the processing control unit judges that the adjustment is canceled and judges that the object to be detected causes damage to the swallowing simulation pipeline.
6. The apparatus for swallowing impairment detection according to claim 5, wherein the processing control unit calculates the difference Δhl of the penetration depth of the object to be detected and the penetration depth after wetting under a third adjustment condition and compares Δhl with a preset depth difference criterion to determine the specific adjustment mode for the second processing unit, wherein the processing control unit is provided with a first preset depth difference criterion Δhl1, a second preset depth difference criterion Δhl2, a first time length adjustment coefficient γ1, a second time length adjustment coefficient γ2 and a third time length adjustment coefficient γ3, wherein 0 < Δhl1 < Δhl2,1 < γ2 < γ3,
if delta HL is less than or equal to delta HL1, the processing control unit judges that gamma 3 is used for adjusting the spraying time length of the second processing unit on the first processed object to be T, and T=T0×gamma 3 is set, wherein T0 is the initial standard working time length, and 0 is less than T0;
if DeltaHL 1 < DeltaHL2 is less than or equal to DeltaHL 2, the processing control unit judges that gamma 2 is used for adjusting the spraying time length of the second processing unit on the first processed object to be T, and T=T0×gamma 2 is set;
if Δhl2 < Δhl, the process control unit determines to adjust the spraying time period of the second processing unit to the first processed object to be T using γ1, and sets t=t0×γ1;
And if T is more than or equal to Tmax, the processing control unit judges that the adjustment is canceled and judges that the object to be measured causes damage to the swallowing simulation pipeline.
7. The apparatus for swallowing injury detection according to claim 6, wherein the processing control unit adjusts the number of crushing times of the crushing device and the spraying duration of the second processing unit by a third preset processing manner under a fourth adjustment condition, the third preset processing manner is that the first preset processing manner is used for adjusting the number of crushing times of the crushing device, and the second preset processing manner is used for adjusting the spraying duration of the second processing unit;
the fourth adjusting condition is that the processing control unit judges that a third preset processing mode is adopted to adjust the equipment;
the processing control unit is provided with an upper limit adjusting frequency Umax, counts the frequency U of adjusting the equipment by adopting a first preset processing mode, a second preset processing mode or a third preset processing mode, and judges that the adjustment is canceled and judges that the to-be-detected object damages the swallowing simulation pipeline if the frequency U is larger than or equal to Umax.
8. The apparatus for swallowing injury detection according to claim 4, wherein the processing control unit re-controls the force detection unit to operate under secondary simulated swallowing conditions and re-calculates and compares the estimated swallowing parameter with a preset swallowing parameter standard based on the secondary pipeline pressure F ' detected by the pressure sensor, the secondary penetration depth H ' detected by the detection unit, and the post-secondary-wetting penetration depth L ',
if the processing control unit judges that the object to be detected does not damage the swallowing simulation pipeline, the processing parameter information of the object to be detected is transmitted to the display unit for display;
if the processing control unit judges that the object to be detected damages the swallowing simulation pipeline, the processing control unit recalculates the difference value between the estimated swallowing parameter and the preset swallowing parameter standard and compares the difference value with the preset difference value standard so as to judge the adjustment mode of the processing parameter of the object to be detected again;
the secondary simulated swallowing condition is that the processing control unit is used for completing the adjustment of the processing parameters of the object to be detected.
9. The apparatus for detecting swallowing impairment according to claim 8, wherein the processing control unit calculates an estimated impairment parameter S under estimated impairment conditions and compares S with a preset impairment parameter standard to determine an estimated impairment level of the object to be detected, sets S = u2 x epsilon, wherein epsilon is an impairment transition parameter, wherein the processing control unit is provided with a first preset impairment parameter standard S1 and a second preset impairment parameter standard S2, wherein 0 < S1 < S2,
If S is less than or equal to S1, the processing control unit judges that the estimated damage level of the object to be detected is the first-level damage;
if S1 is more than S and less than or equal to S2, the processing control unit judges that the estimated damage level of the object to be detected is a second-level damage;
if S2 is less than S, the processing control unit judges that the estimated damage level of the object to be detected is third-level damage;
the damage degree of the first-level damage is less than that of the second-level damage and less than that of the third-level damage, and the estimated damage condition is that the processing control unit still judges that the object to be detected damages the swallowing simulation pipeline when the processing parameter adjustment is completed.
10. The device for swallowing impairment detection according to claim 9, further comprising a display unit in remote communication with the processing control unit, the display unit being provided with a video-audio display screen for displaying the decision information of the processing control unit.
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