CN112168448A - Artificial intelligence-based scoliosis orthosis and control method thereof - Google Patents
Artificial intelligence-based scoliosis orthosis and control method thereof Download PDFInfo
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- CN112168448A CN112168448A CN202011008656.XA CN202011008656A CN112168448A CN 112168448 A CN112168448 A CN 112168448A CN 202011008656 A CN202011008656 A CN 202011008656A CN 112168448 A CN112168448 A CN 112168448A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F5/00—Orthopaedic methods or devices for non-surgical treatment of bones or joints; Nursing devices; Anti-rape devices
- A61F5/01—Orthopaedic devices, e.g. splints, casts or braces
- A61F5/02—Orthopaedic corsets
- A61F5/022—Orthopaedic corsets consisting of one or more shells
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F5/00—Orthopaedic methods or devices for non-surgical treatment of bones or joints; Nursing devices; Anti-rape devices
- A61F5/01—Orthopaedic devices, e.g. splints, casts or braces
- A61F5/0102—Orthopaedic devices, e.g. splints, casts or braces specially adapted for correcting deformities of the limbs or for supporting them; Ortheses, e.g. with articulations
- A61F5/012—Orthopaedic devices, e.g. splints, casts or braces specially adapted for correcting deformities of the limbs or for supporting them; Ortheses, e.g. with articulations inflatable
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D16/00—Control of fluid pressure
- G05D16/20—Control of fluid pressure characterised by the use of electric means
Abstract
The invention relates to the technical field of scoliosis correction equipment, in particular to a scoliosis correction device based on artificial intelligence, which comprises a left clamping plate, a right clamping plate, a left supporting plate, a right supporting plate, a plurality of pressure regulating modules, a plurality of pressure sensors, a controller, a communication module and a server. The invention has the beneficial effects that: the correcting part is supported under the armpit, so that the spinal column correcting force is provided for the patient, the correcting force on the patient is dynamically changed by adjusting the position of the correcting part through the driving mechanism, and the correction of the patient is facilitated; the air bags are deflated in turn, so that the pressure sore risk is reduced.
Description
Technical Field
The invention relates to the technical field of scoliosis spinal column orthopedic equipment, in particular to a spinal scoliosis orthosis based on artificial intelligence.
Background
The mechanics principle applied to scoliosis orthopedic braces is to attempt to indirectly push the spine to a normal or over-corrected position by applying external forces through skin to the subcutaneous bone structure associated with the spine. Adverse events with scoliosis orthopedic brace wearing: first, orthopedic braces are strong, so skin ulcers and pressure sores are common complications, dealing with: the controllable air cushion is used for transmitting pressure between the brace and the skin in turn, so that the skin can have a rest, and the pressure sores can be reduced. Secondly, the possible adverse events of wearing the brace are also reflected in the dispersion of the orthopedic forces and the inability to act directly on a particular vertebral body. In addition, because these vector points of action are at a certain distance from the spine, some orthopedic forces are dispersed into the tissues outside the spine, causing conditions such as muscular fasciae tension, muscular atrophy, etc. to affect development. In view of the above, it is necessary to develop an intelligent brace capable of dynamically adjusting the corrective force. The applicant finds that the Chinese patent CN211156533U is the closest prior art, the publication date of which is 8/4/2020, and discloses a scoliosis orthopedic brace, which comprises a brace body, a fixed component and an elastic component, wherein the fixed component is uniformly fixed on one side of the front end of the brace body, and the elastic component is arranged at the upper part of the rear end of the brace body; the brace body comprises a waist supporting part, a hip supporting part, a back supporting part, shoulder straps, edge covering lining strips, rectangular through holes and fixing holes, the hip supporting part is fixed on the lower part of the waist supporting part, the back supporting part is symmetrically fixed on the upper part of the rear end of the waist supporting part, the shoulder straps are installed on two sides of the upper part of the back supporting part, and the edge covering lining strips are installed on one side of the front end of the waist supporting part. It is through fixing the buttock supporting part in lumbar support portion lower part, at the fixed back supporting part in lumbar support portion upper portion, provides four point support and combines brace body to correct the scoliosis, improves and corrects the effect, has avoided single strong point to patient's injury simultaneously. But it does not dynamically adjust the amount of corrective force application, which has a detrimental effect on the patient's orthodontics.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the technical problem that the existing scoliosis orthopedic brace cannot dynamically adjust, correct and apply force is solved. The artificial intelligence-based scoliosis orthosis can adapt to the change of the height of a patient to a certain degree, still can provide preset orthopedic force application and has a promoting effect on the orthopedic of the patient.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: an artificial intelligence-based scoliosis orthosis comprises a left clamp plate, a right clamp plate, a left support plate, a right support plate, a plurality of pressure regulating modules, a plurality of pressure sensors, a controller, a communication module and a server, wherein the left clamp plate or the right clamp plate is provided with a correcting part, the left clamp plate is hinged with the right clamp plate, the left support plate is hinged with the right support plate, the left clamp plate is connected with the left support plate, the right clamp plate is connected with the right support plate, the inner walls of the left support plate and the right support plate are provided with a plurality of air bags, the correcting part is provided with a detection air bag which is positioned at the top of the correcting part, the air bags are respectively connected with one pressure regulating module and one pressure sensor, the pressure regulating modules regulate the air pressure in the air bags, the pressure sensors, the pressure regulating modules and the communication modules are all connected with the controller, and the server receives the detection data of the pressure sensor and issues a pressure regulating scheme of the pressure regulating module to the controller according to the orthopedic stress model. The left support plate and the right support plate are supported on the hip of a patient, the left clamping plate and the right clamping plate are clamped on the chest and the waist of the patient, and the correcting part is supported under the armpit to provide spinal column correcting force for the patient. Whether or not the correction unit gives a sufficient correction force to the patient can be detected by the detection balloon. The acting force on the patient is adjusted through the air pressure adjustment of the air bags, so that the acting force on the spine is dynamically changed, the dynamically adjusted orthopedic force is provided, and the skin at the corresponding position can be rested through alternate air leakage of the air bags.
As preferred, still include actuating mechanism, left branch fagging and right branch fagging top all have along the inner wall processing portion of giving up, left side splint and right splint all process with the joint portion that the portion matches is given up in giving up, left side splint joint portion and left branch fagging joint, right side splint joint portion and right branch fagging joint, actuating mechanism installs in joint portion and give up between the portion, actuating mechanism drive joint portion slides from top to bottom in the portion of giving up, actuating mechanism is connected with the controller. The extending length of the left splint and the right splint can be changed through the driving mechanism, so that the height of a patient can be adapted to change. Child patient's development is very fast, leads to the brace to need regularly change, and is with high costs, and always exist in a period, and brace and patient's height mismatch, influence the correction effect. Therefore, the extending lengths of the left splint and the right splint need to be properly adjusted to adapt to the small change of the height of the patient, so that the proper corrective force is always provided, the period of the patient for replacing the brace is prolonged, and the economic burden of the patient is reduced.
Preferably, the driving mechanism comprises a driving box, a driving rod, a transmission mechanism, a servo motor, an MCU, a communication unit and a power module, the driving box is arranged on the outer side of the left supporting plate or the right supporting plate and is positioned below the yielding part, the servo motor is fixedly arranged in the driving box, the driving rod is rotatably arranged on the yielding part, the driving rod is relatively fixed with the yielding part along the axis direction, the yielding part is provided with a containing cavity for containing the driving rod, the servo motor is connected with the driving rod through the transmission mechanism, the left supporting plate and the right supporting plate are provided with notches for containing the transmission mechanism, the upper part of the driving rod is provided with a thread, the clamping part is provided with a semicircular groove matched with the driving rod, an internal thread matched with the thread is processed in the groove, and the servo motor and the communication unit are both connected with the MCU, the power module supplies power to the MCU, the communication unit and the servo motor, and the communication unit is in communication connection with the controller. The driving rod and the thread pair of the clamping part are self-locking threads. The screw thread pair can provide a large enough transmission ratio, so that the power required by the servo motor is small enough, and the size of the servo motor can be small enough.
Preferably, still include the concentrator, the gasbag includes afterburning gasbag, adjustment gasbag and support gasbag, afterburning gasbag is attached in correction portion inboard, the adjustment gasbag is attached in left splint and right splint inboard, it is attached in left branch fagging and right branch fagging inboard to support the gasbag, afterburning gasbag, adjustment gasbag and support gasbag all are connected with pressure regulating module and pressure sensor, a plurality of pressure sensor detects afterburning gasbag, adjustment gasbag respectively and supports the atmospheric pressure in the gasbag, a plurality of pressure sensor all is connected with the concentrator, the concentrator is connected with the controller, a plurality of the atmospheric pressure in afterburning gasbag, adjustment gasbag and the support gasbag is adjusted respectively in the adjustment of pressure regulating module. Can increase the area of contact with the patient through the gasbag, reduce the risk that pressure sore appears, through the pressure size that changes the gasbag, can change the effort to patient's health, provide the structural basis for more accurate orthopedic power that provides.
As preferred, the pressure regulating module includes the gasbag head, the valve of calming the anger, pressure regulating head, the valve that admits air, piston, spring, electronic switch, fixing base, the pole of breathing out, disappointing hole, the inflator and the valve of disappointing, gasbag head one end seals the one end opening, gasbag head open end and gasbag intercommunication, pressure regulating head and gasbag head closed end fixed connection, pressure regulating head opens there are air inlet and disappointing mouth, the valve that admits air sets up in the air inlet inboard, the inflator communicates with disappointing mouth and with gasbag head fixed connection, the inflator has opened the gas outlet, the valve that loses heart sets up in the gas outlet inboard, pressure regulating head is opened there are return air mouth and gas vent, the return air valve inboard is equipped with the valve of breathing back, the valve of breathing back only allows the air to flow to enter pressure regulating head, the pressure regulating head internal processing has the inflator, the piston is installed in the inflator, inflator one end and return air port and air inlet intercommunication, the inflator other end and gas vent and gas outlet intercommunication, the fixing base just is located the one end that the inflator is close to the gas vent with inflator fixed connection, spring one end and piston fixed connection, the spring other end and mount pad fixed connection, let out gas pole and piston fixed connection, it corresponds with the valve that loses heart to let out gas pole position, the spring both ends are passed through electronic switch and are connected with the power, electronic switch is connected with the controller. The pressure in the air bag can be conveniently adjusted through the pressure adjusting module, and the pressure adjusting module is small enough, so that the influence on the daily life of a patient is small.
As preferred, the pressure regulating module includes miniature air pump, admission valve and snuffle valve, miniature air pump passes through the admission valve and is connected with the gasbag, the snuffle valve is connected with the gasbag, miniature air pump, admission valve and snuffle valve all are connected with the controller.
Preferably, the driving mechanism further comprises a supporting shaft, the supporting shaft is installed in the containing cavity and fixedly connected with the containing cavity, the driving rod is rotatably connected with the supporting shaft, a sinking platform is machined on the driving rod, and the supporting shaft is provided with a shaft shoulder matched with the sinking platform. The support shaft can improve the stability of the drive lever.
A method for controlling an artificial intelligence-based scoliosis orthosis as described above, comprising the steps of: A) establishing a spine model of the patient in the server according to the spine scanning data of the patient, and making a correction force application plan by using finite element analysis; B) scanning the body type of a patient, establishing a body type model of the patient, and making a preliminary result of the shape and the size of the left clamping plate, the right clamping plate, the left supporting plate and the right supporting plate according to the body type model of the patient to be used as a preliminary clamping plate; C) modifying the preliminary splint to enable part of the preliminary splint to deform so as to extrude the body of a patient, manually setting a deformation direction and a deformation range, exhausting the deformation range by using a computer according to a set step length until the shape and size results of the left splint, the right splint, the left support plate and the right support plate, the difference of which with the correction force application plan is smaller than a preset threshold value, are obtained and are used as final splints, and producing the left splint, the right splint, the left support plate and the right support plate in a 3D printing mode; D) attaching the detection air bag and the air bag to the inner sides of the left clamping plate, the right clamping plate, the left supporting plate and the right supporting plate, and installing other components; E) the air pressure in the detection air bag is obtained and fed back to the server, the server obtains the acting force of the correction part on the body of the patient by using finite element simulation, if the acting force exceeds a set threshold value, the driving mechanism is controlled to withdraw the left splint and the right splint, so that the acting force returns to a preset interval, otherwise, if the acting force is lower than the set threshold value, the driving mechanism is controlled to push out the left splint and the right splint, so that the acting force returns to the preset interval, the acting force can be greatly adjusted by the driving mechanism, the action can be finely adjusted by the air bag, and the effect of quickly and accurately controlling the acting force of the. Finite element analysis is a mature modeling analysis technology and is widely applied to the technical fields of engineering, medical treatment and the like, and the finite element analysis can obtain a mechanical action result through simulation and can provide an optimized acting force scheme.
Preferably, the method further comprises the following steps: F) the patient wears the left clamping plate, the right clamping plate, the left supporting plate and the right supporting plate, and the controller obtains the reading of the pressure sensor and feeds the data back to the server; G) the server establishes a model of the final splint and is in simultaneous connection with the patient body model and the patient spine module, the stress direction and the stress magnitude of the spine of the patient are obtained by using finite element analysis under the condition that the data measured by the current pressure sensor, the air bag inflation pressure is adjusted according to the stress direction until the difference between the stress of the spine of the patient and the correction force application plan is smaller than a preset threshold value through finite element analysis, and an air bag pressure adjustment result is obtained according to the finite element analysis result; H) and controlling the pressure regulating module to work according to the air pressure regulating result of the air bag, so that the pressure regulating module is matched with the finite element analysis result obtained in the step F).
Preferably, in step H), the method for controlling the operation of the voltage regulation module includes: the supercharging method comprises the following steps: the electronic switch is controlled in a PWM mode, when the duty ratio of PWM is large, the spring contracts greatly, the air cylinder drives the air return valve to open, the air cylinder returns air, then the duty ratio of PWM is small, the spring contracts small, the air return valve is closed, the piston presses air into the air bag head through the air inlet valve, and the steps are repeated, so that the air is continuously pressed into the air bag head, and the air bag is pressurized; the pressure relief method comprises the following steps: the electronic switch is controlled in a PWM mode, when the duty ratio of PWM is larger than a set threshold value, the spring contracts for enough length to drive the air release rod to jack the air release valve, so that air in the air bag head is exhausted through the air release cylinder and the air exhaust port, and the air bag is decompressed.
Preferably, the stress application air bag, the adjusting air bag and the supporting air bag respectively comprise a plurality of air pillows which are arranged side by side, and the air pillows deflate in turn. So that the skin of the corresponding part of the patient can rest and is not easy to suffer pressure sores.
The substantial effects of the invention are as follows: the correcting part is supported under the armpit, so that the spinal column correcting force is provided for the patient, the correcting force on the patient is dynamically changed by adjusting the position of the correcting part through the driving mechanism, and the correction of the patient is facilitated; the optimal orthopedic force result is obtained through wired element analysis, and the orthopedic force on the patient is close to the optimal orthopedic force result through adjusting the driving mechanism and the air bag, so that the orthopedic of the patient is accelerated, and the orthopedic effect is improved; whether can detect the correction portion through detecting the gasbag and give the sufficient orthopedic power of patient, atmospheric pressure adjustment through the gasbag, the adjustment is to patient's effort to dynamic change provides dynamic adjustment's orthopedic power to the effort of backbone, loses heart in turn through the gasbag, can make the skin of corresponding position obtain the rest.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment.
Fig. 2 is a schematic diagram of module connection according to an embodiment.
FIG. 3 is a schematic structural diagram of a driving mechanism according to an embodiment.
FIG. 4 is a schematic view of an airbag installation structure according to an embodiment.
Fig. 5 is a schematic structural diagram of a voltage regulation module according to an embodiment.
Fig. 6 is a block diagram illustrating a control method of a scoliosis orthosis according to an embodiment of the present invention.
Wherein: 1. the device comprises a left clamping plate, a 2 driving box, a 3 left supporting plate, a 4 right clamping plate, a 5 right supporting plate, a 6 binding band, a 7 driving rod, an 8 boosting air bag, a 9 adjusting air bag, a 10 supporting air bag, a 11 air bag head, a 12 air inlet valve, a 13 pressure adjusting head, a 14 air return valve, a 15 piston, a 16 spring, a 17 fixing seat, a 18 air outlet rod, a 19 air outlet, a 20 air outlet cylinder, a 21 air outlet valve, a 100 server, a 200 communication module, a 300 controller, a 400 concentrator, a 500 pressure sensor, a 600 communication unit, a 700 MCU, an 800 servo motor.
Detailed Description
The following provides a more detailed description of the present invention, with reference to the accompanying drawings.
The first embodiment is as follows:
an artificial intelligence-based scoliosis orthosis, as shown in figure 1, comprises a left splint 1, a right splint 4, a left support plate 3, a right support plate 5, a plurality of pressure regulating modules, a plurality of pressure sensors 500, a controller 300, a communication module 200 and a server 100, wherein the left splint 1 or the right splint 4 is provided with a correcting part, one side of the left splint 1 is hinged with one side of the right splint 4, one side of the left support plate 3 is hinged with one side of the right support plate 5, the other side of the left splint 1 is connected with the other side of the right splint 4 through a binding band 6, the other side of the left support plate 3 is connected with the other side of the right support plate 5 through a binding band 6, the left splint 1 is connected with the left support plate 3, the right splint 4 is connected with the right support plate 5, the inner walls of the left support plate 3 and the right support plate 5 are provided with a plurality of air bags, the correcting part is, the pressure regulating module regulates the air pressure in the air bag 9, the pressure sensor 500, the pressure regulating module and the communication module 200 are all connected with the controller 300, as shown in fig. 2, the communication module 200 is connected with the server 100, the server 100 receives the data detected by the pressure sensor 500 and issues the pressure regulating scheme of the pressure regulating module to the controller 300 according to the orthopedic stress model. The left support plate 3 and the right support plate 5 are supported on the hip of the patient, and the left splint 1 and the right splint 4 are clamped on the chest and the waist of the patient. When the correction force needs to be applied to the armpit, the correction part supports the armpit to provide the spinal correction force for the patient; when the correction force needs to be transmitted to the spine by being applied to the ribs, the spine correction force is provided for the patient through the shapes of the left splint 1 and the right splint 4, and the specific shapes of the left splint 1 and the right splint 4 are obtained through simulation; when corrective force is required to be transmitted to the spine by being applied to the ilium, the patient is provided with spinal corrective force by the shape of the left and right support plates 3 and 5, the specific shape of the left and right support plates 3 and 5 being obtained by simulation.
Left branch fagging 3 and 5 tops of right branch fagging all have along the inner wall processing portion of giving up, and left splint 1 and right splint 4 all process and give up the joint portion that the portion matches, and 1 joint portion of left splint and 3 joints of left branch fagging, 4 joint portions of right splint and 5 joints of right branch fagging, and actuating mechanism installs in joint portion and give up between the portion of giving up, and actuating mechanism drive joint portion slides from top to bottom in the portion of giving up, and actuating mechanism is connected with controller 300. The extending length of the left splint 1 and the right splint 4 can be changed through the driving mechanism, thereby adapting to the change of the height of the patient. Child patient's development is very fast, leads to the brace to need regularly change, and is with high costs, and always exist in a period, and brace and patient's height mismatch, influence the correction effect. Therefore, the extending lengths of the left splint and the right splint need to be properly adjusted to adapt to the small change of the height of the patient, so that the proper corrective force is always provided, the period of the patient for replacing the brace is prolonged, and the economic burden of the patient is reduced.
As shown in fig. 3, the driving mechanism includes a driving box 2, a driving rod 7, a transmission mechanism, a servo motor 800, an MCU 700, a communication unit 600 and a power module, the driving box 2 is installed outside the left support plate 3 or the right support plate 5 and below the yielding part, the servo motor 800 is fixedly installed in the driving box 2, the driving rod 7 is rotatably installed on the yielding part, the driving rod 7 is relatively fixed with the yielding part along the axial direction, the yielding part is processed with a cavity for accommodating the driving rod 7, the servo motor 800 is connected with the driving rod 7 through the transmission mechanism, the left support plate 3 and the right support plate 5 are processed with notches for accommodating the transmission mechanism, the upper part of the driving rod 7 is processed with threads, the clamping part is processed with a semicircular groove matched with the driving rod 7, an internal thread matched with the threads is processed in the groove, the servo motor 800 and the communication unit 600 are both connected with, the power module supplies power to the MCU 700, the communication unit 600, and the servo motor 800, and the communication unit 600 is in communication with the controller 300. The driving rod 7 and the thread pair of the clamping part are self-locking threads. A sufficiently large transmission ratio can be provided by the thread pair, so that the power required by the servo motor 800 is sufficiently small, and the size of the servo motor 800 can be sufficiently small. The back shaft is installed and is held the intracavity and with holding chamber fixed connection, and actuating lever 7 rotates with the back shaft to be connected, and actuating lever 7 processing has heavy platform, and the back shaft has the shaft shoulder that matches with heavy platform. As shown in fig. 4, the airbag includes a stress application airbag 8, an adjustment airbag 9 and a support airbag 10, the stress application airbag 8 is attached to the inner side of the correction portion, the adjustment airbag 9 is attached to the inner sides of the left splint 1 and the right splint 4, the support airbag 10 is attached to the inner sides of the left support plate 3 and the right support plate 5, the stress application airbag 8, the adjustment airbag 9 and the support airbag 10 are both connected to a pressure regulating module and a pressure sensor 500, the pressure sensors 500 respectively detect the stress application airbag 8, the air pressure in the adjustment airbag 9 and the support airbag 10, the pressure sensors 500 are both connected to the concentrator 400, the concentrator 400 is connected to the controller 300, and the pressure regulating modules respectively regulate the pressure application airbag 8, the air pressure in the adjustment airbag 9 and the support airbag 10.
As shown in fig. 5, the pressure regulating module includes an air bag head 11, an air compressing valve, a pressure regulating head 13, an air inlet valve 12, a piston 15, a spring 16, an electronic switch, a fixing seat 17, an air release rod 18, an air release hole, an air release cylinder 20 and an air release valve 21, one end of the air bag head 11 is closed and the other end is open, the open end of the air bag head 11 is communicated with the air bag, the pressure regulating head 13 is fixedly connected with the closed end of the air bag head 11, the pressure regulating head 13 is provided with an air inlet and an air release, the air inlet valve 12 is arranged inside the air inlet, the air release cylinder 20 is communicated with the air release hole and fixedly connected with the air bag head 11, the air release cylinder 20 is provided with an air outlet, the air release valve 21 is arranged inside the air outlet, the pressure regulating head 13 is provided with an air return port and an air outlet 19, the air return valve 14 is arranged inside the air return port, the air return valve 14 only allows air to flow, the other end of the air cylinder is communicated with the air outlet 19 and the air outlet, the fixed seat 17 is fixedly connected with the air cylinder and is positioned at one end of the air cylinder close to the air outlet 19, one end of the spring 16 is fixedly connected with the piston 15, the other end of the spring 16 is fixedly connected with the mounting seat, the air release rod 18 is fixedly connected with the piston 15, the position of the air release rod 18 corresponds to the air release valve 21, the two ends of the spring 16 are connected with the power supply through the electronic switch, and the electronic switch is connected with the controller 300. The pressure in the air bag 9 can be conveniently adjusted through the pressure adjusting module, and the pressure adjusting module is small enough, so that the influence on the daily life of a patient is small.
A method for controlling an artificial intelligence-based scoliosis orthosis as shown in fig. 6, comprising the following steps: A) a patient spine model is built in the server 100 according to the patient spine scanning data, and a correction force application plan is made by using finite element analysis. The method for establishing the spine model of the patient comprises the following steps: the method comprises the steps of scanning a patient through CT or MRI, scanning the patient through CT and MRI to obtain point cloud information of spine skeleton and body contour of the patient, importing the point cloud information of the spine and the body contour into reverse engineering software for modeling, importing a model into three-dimensional design software for trimming, establishing a human body spine model and a body contour three-dimensional model with high precision, and obtaining data of a spine fault and body surface images. Reverse engineering software in the prior art includes Mimics and the like. Extracting boundaries of each layer of tomographic image by using a threshold segmentation or boundary extraction method, manually delineating and completing the boundaries, segmenting out vertebral bones and a body surface trunk model, and smoothing the vertebral bones and the body surface trunk model. And (3) introducing the established vertebra skeleton and the body surface trunk into finite element analysis software, and calculating according to the spine correction three-point stress principle to obtain the optimal stress position and the optimal force magnitude. The finite element analysis software can be ANSYS, ADINA, ABAQUS or MSC, etc.
B) Scanning the patient size, establishing the patient size model, formulating the preliminary results of the shape and size of the left splint 1, the right splint 4, the left support plate 3 and the right support plate 5 according to the patient size model, and using the preliminary results as preliminary splints.
C) Revise preliminary splint, make its partial deformation and then extrude the patient's health, deformation direction and deformation range are set for to the manual work, use the computer in order to set for the exhaustive deformation range of step length, until obtaining and correct the shape and the size result that application of force plan gap is less than the left splint 1, right splint 4, left support plate 3 and the right support plate 5 of predetermineeing the threshold value, as final splint to 3D printing mode production left splint 1, right splint 4, left support plate 3 and right support plate 5.
D) The detection air bag and the air bag are attached to the inner sides of the left clamping plate 1, the right clamping plate 4, the left supporting plate 3 and the right supporting plate 5, and other components are installed.
E) The air pressure in the detected air bag is obtained and fed back to the server 100, the server 100 obtains the acting force of the correction part on the body of the patient by using finite element simulation, if the acting force exceeds a set threshold value, the driving mechanism is controlled to withdraw the left splint 1 and the right splint 4, and the acting force returns to a preset interval, otherwise, if the acting force is lower than the set threshold value, the driving mechanism is controlled to push the left splint 1 and the right splint 4 out, and the acting force returns to the preset interval.
F) The patient wears the left splint 1, the right splint 4, the left support plate 3, and the right support plate 5, and the controller 300 obtains pressure sensor 500 readings and feeds back data to the server 100.
G) The server 100 establishes a model of the final splint and is in simultaneous connection with the patient body model and the patient spine module, the stress direction and the stress magnitude of the spine of the patient are obtained by using finite element analysis under the condition that the data measured by the current pressure sensor 500 is obtained, the inflation pressure of the air bag 9 is adjusted according to the stress direction until the difference between the stress of the spine of the patient and the correction force application plan is smaller than a preset threshold value through finite element analysis, and an air bag pressure adjustment result is obtained according to a finite element analysis result.
H) And controlling the pressure regulating module to work according to the air pressure regulating result of the air bag, so that the pressure regulating module is matched with the finite element analysis result obtained in the step F). The method for controlling the work of the pressure regulating module comprises the following steps: the supercharging method comprises the following steps: the electronic switch is controlled in a PWM mode, when the duty ratio of PWM is large, the spring 16 contracts greatly, the air cylinder drives the air return valve 14 to open, the air cylinder returns air, then the duty ratio of PWM is small, the spring 16 contracts small, the air return valve 14 is closed, the piston 15 presses air into the air bag head 11 through the air inlet valve 12, and the steps are repeated, so that the air is continuously pressed into the air bag head 11, and the air bag is pressurized; the pressure relief method comprises the following steps: when the duty ratio of PWM is larger than the set threshold, the spring 16 contracts for a sufficient length to drive the air release rod 18 to push open the air release valve 21, so that the air in the air bag head 11 is exhausted through the air release cylinder 20 and the air outlet 19, and the air bag is decompressed. The stress application air bag 8, the adjusting air bag 9 and the supporting air bag 10 all comprise a plurality of air pillows which are arranged side by side, and the air pillows deflate in turn. So that the skin of the corresponding part of the patient can rest and is not easy to suffer pressure sores.
The beneficial technical effects of this embodiment do: the correcting part, the left splint, the right splint, the left support plate and the right support plate provide spinal column correcting force for the patient, and the correcting force for the patient is dynamically changed by adjusting the position of the correcting part through the driving mechanism, so that the correction of the patient is facilitated; the optimal orthopedic force result is obtained through wired element analysis, and the orthopedic force to the patient is close to the optimal orthopedic force result through adjusting the driving mechanism and the air bag, so that the orthopedic speed of the patient is accelerated, and the orthopedic effect is improved.
The above embodiment is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and other variations and modifications may be made without departing from the technical scope of the claims.
Claims (10)
1. An artificial intelligence-based scoliosis orthosis, which is characterized in that,
the device comprises a left clamp plate, a right clamp plate, a left support plate, a right support plate, a plurality of pressure regulating modules, a plurality of pressure sensors, a controller, a communication module and a server, wherein the left clamp plate or the right clamp plate is provided with a correcting part, the left clamp plate is hinged with the right clamp plate, the left support plate is hinged with the right support plate, the left clamp plate is connected with the left support plate, the right clamp plate is connected with the right support plate, the inner walls of the left support plate and the right support plate are provided with a plurality of air bags, the correcting part is provided with a detection air bag, the detection air bag is positioned at the top of the correcting part, the air bags are respectively connected with one pressure regulating module and one pressure sensor, the pressure regulating modules regulate the air pressure in the air bags, the pressure sensors, the pressure regulating modules and the communication module are all connected with the controller, and issuing a pressure regulating scheme of the pressure regulating module to the controller according to the orthopedic stress model.
2. The artificial intelligence based scoliosis orthosis of claim 1,
still include actuating mechanism, left branch fagging and right branch fagging top all have along the inner wall processing portion of giving up, left side splint and right splint all process with the joint portion that the portion matches is given up in giving up, left side splint joint portion and left branch fagging joint, right side splint joint portion and right branch fagging joint, actuating mechanism installs in joint portion and gives up between the portion, actuating mechanism drive joint portion slides from top to bottom in the portion of giving up, actuating mechanism is connected with the controller.
3. The artificial intelligence based scoliosis orthosis of claim 2,
the driving mechanism comprises a driving box, a driving rod, a transmission mechanism, a servo motor, an MCU, a communication unit and a power module, the driving box is installed outside the left supporting plate or the right supporting plate and is located below the yielding part, the servo motor is fixedly installed in the driving box, the driving rod is rotatably installed on the yielding part, the driving rod is relatively fixed with the yielding part along the axis direction, the yielding part is processed with a cavity for accommodating the driving rod, the servo motor is connected with the driving rod through the transmission mechanism, notches for accommodating the transmission mechanism are processed in the left supporting plate and the right supporting plate, threads are processed in the upper part of the driving rod, a semicircular groove matched with the driving rod is processed in the clamping part, internal threads matched with the threads are processed in the groove, the servo motor and the communication unit are all connected with the MCU, and the power module is formed by connecting the MCU, The servo motor is powered on, and the communication unit is in communication connection with the controller.
4. An artificial intelligence based scoliosis orthosis according to claim 1 or 2 or 3,
still include the concentrator, the gasbag includes afterburning gasbag, adjustment gasbag and support gasbag, afterburning gasbag is attached at correction portion inboard, the adjustment gasbag is attached at left splint and right splint inboard, it is attached inboard at left branch fagging and right branch fagging to support the gasbag, afterburning gasbag, adjustment gasbag and support gasbag all are connected with pressure regulating module and pressure sensor, a plurality of pressure sensor detects the atmospheric pressure in afterburning gasbag, adjustment gasbag and the support gasbag respectively, a plurality of pressure sensor all is connected with the concentrator, the concentrator is connected with the controller, a plurality of the atmospheric pressure in afterburning gasbag, adjustment gasbag and the support gasbag is adjusted respectively in the adjustment of pressure regulating module.
5. An artificial intelligence based scoliosis orthosis according to claim 1 or 2 or 3,
the pressure regulating module includes the gasbag head, the valve of calming the anger, transfers the pressure head, admit air valve, piston, spring, electronic switch, fixing base, let the gas pole, lose the hole, let out the inflator and lose heart valve, gasbag head one end seals the one end opening, gasbag head open end and gasbag intercommunication, transfer the pressure head and gasbag head closed end fixed connection, it opens to have air inlet and disappointing mouth to transfer the pressure head, admit air the valve setting in the air inlet inboard, let out the inflator and lose heart intercommunication and with gasbag head fixed connection, it has the gas outlet to let out the inflator, it sets up to lose heart valve in the gas outlet inboard, the pressure regulating head is opened there are return air mouth and gas vent, the return air valve inboard is equipped with the return air valve, the return air valve only allows the gas flow to enter the pressure regulating head, it has processed the inflator to transfer the pressure head in, the piston is installed in the inflator, inflator one end and return air mouth and air, the inflator other end and gas vent and gas outlet intercommunication, the fixing base just is located the one end that the inflator is close to the gas vent with inflator fixed connection, spring one end and piston fixed connection, the spring other end and mount pad fixed connection, let out gas pole and piston fixed connection, let out gas pole position and lose heart valve and correspond, the spring both ends are passed through electronic switch and are connected with the power, electronic switch is connected with the controller.
6. An artificial intelligence based scoliosis orthosis according to claim 1 or 2 or 3,
the pressure regulating module includes miniature air pump, admission valve and snuffle valve, miniature air pump passes through the admission valve and is connected with the gasbag, the snuffle valve is connected with the gasbag, miniature air pump, admission valve and snuffle valve all are connected with the controller.
7. The artificial intelligence based scoliosis orthosis of claim 3,
the driving mechanism further comprises a supporting shaft, the supporting shaft is installed in the containing cavity and fixedly connected with the containing cavity, the driving rod is rotatably connected with the supporting shaft, a sinking platform is machined on the driving rod, and the supporting shaft is provided with a shaft shoulder matched with the sinking platform.
8. A method of controlling an artificial intelligence based scoliosis orthosis according to any one of claims 1 to 7,
the method comprises the following steps:
A) establishing a spine model of the patient in the server according to the spine scanning data of the patient, and making a correction force application plan by using finite element analysis;
B) scanning the body type of a patient, establishing a body type model of the patient, and making a preliminary result of the shape and the size of the left clamping plate, the right clamping plate, the left supporting plate and the right supporting plate according to the body type model of the patient to be used as a preliminary clamping plate;
C) modifying the preliminary splint to enable part of the preliminary splint to deform so as to extrude the body of a patient, manually setting a deformation direction and a deformation range, exhausting the deformation range by using a computer according to a set step length until the shape and size results of the left splint, the right splint, the left support plate and the right support plate, the difference of which with the correction force application plan is smaller than a preset threshold value, are obtained and are used as final splints, and producing the left splint, the right splint, the left support plate and the right support plate in a 3D printing mode;
D) attaching the detection air bag and the air bag to the inner sides of the left clamping plate, the right clamping plate, the left supporting plate and the right supporting plate, and installing other components;
E) and if the acting force exceeds a set threshold value, the driving mechanism is controlled to withdraw the left splint and the right splint so that the acting force returns to the preset interval, otherwise, the driving mechanism is controlled to push out the left splint and the right splint so that the acting force returns to the preset interval.
9. The method of claim 8, wherein the artificial intelligence-based scoliosis orthosis is controlled,
further comprising the steps of:
F) the patient wears the left clamping plate, the right clamping plate, the left supporting plate and the right supporting plate, and the controller obtains the reading of the pressure sensor and feeds the data back to the server;
G) the server establishes a model of the final splint and is in simultaneous connection with the patient body model and the patient spine module, the stress direction and the stress magnitude of the spine of the patient are obtained by using finite element analysis under the condition that the data measured by the current pressure sensor, the air bag inflation pressure is adjusted according to the stress direction until the difference between the stress of the spine of the patient and the correction force application plan is smaller than a preset threshold value through finite element analysis, and an air bag pressure adjustment result is obtained according to the finite element analysis result;
H) and controlling the pressure regulating module to work according to the air pressure regulating result of the air bag, so that the pressure regulating module is matched with the finite element analysis result obtained in the step F).
10. The method of claim 9, wherein the artificial intelligence-based scoliosis orthosis,
in the step H), the method for controlling the pressure regulating module to work comprises the following steps:
the supercharging method comprises the following steps: the electronic switch is controlled in a PWM mode, when the duty ratio of PWM is large, the spring contracts greatly, the air cylinder drives the air return valve to open, the air cylinder returns air, then the duty ratio of PWM is small, the spring contracts small, the air return valve is closed, the piston presses air into the air bag head through the air inlet valve, and the steps are repeated, so that the air is continuously pressed into the air bag head, and the air bag is pressurized;
the pressure relief method comprises the following steps: the electronic switch is controlled in a PWM mode, when the duty ratio of PWM is larger than a set threshold value, the spring contracts for enough length to drive the air release rod to jack the air release valve, so that air in the air bag head is exhausted through the air release cylinder and the air exhaust port, and the air bag is decompressed.
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| CN113425478A (en) * | 2021-06-24 | 2021-09-24 | 四川新源生物电子科技有限公司 | Scoliosis brace system with real-time monitoring and interactive management functions |
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