38 results about "Diabetic foot" patented technology

This invention belongs to the field of medical device technology and discloses a foot pressure relief device for diabetic foot. It includes a base, a pressure relief plate and a motor connected to the base, and a foot pedal and a transmission assembly connected to the pressure relief plate. The transmission assembly includes a crank, a first connecting rod, and a sliding seat. The crank is fixedly connected to the output shaft of the motor, and the sliding seat is connected to the pressure relief plate. The two ends of the first connecting rod are respectively connected to the crank and the sliding seat. The sliding seat is connected to a foot rolling shaft and a second connecting rod, and the second connecting rod is connected to a foot massage roller. A buffer spring is provided between the pressure relief plate and the base. The foot pedal has a through groove, and the foot rolling shaft is connected to a foot massage roller. This invention utilizes the foot rolling shaft / foot massage roller and the foot massage roller to simultaneously perform rolling massage on the sole and instep of the foot. The periodic oscillation of the pressure relief plate causes the heel and toes to alternately rise, resulting in good pressure relief for the foot.

The utility model relates to nursing instrument technical field, and disclose a kind of diabetic foot protection device, including protection device bottom pad, the top of protection device bottom pad is equipped with flexible protection body, the side of protection device bottom pad is equipped with rotating shaft, the side of rotating shaft is rotatably connected with hard protection body, the side of protection device bottom pad is fixedly connected with first connecting block, the side of hard protection body is fixedly connected with connecting plate, the top of first connecting block is equipped with the insertion slot, the top of connecting plate is fixedly connected with second connecting block, the one end of second connecting block is equipped with structure slot.The foot protection device for lower limb nursing of diabetic patient can make medical staff more conveniently observe and replace the wound dressing of affected side toe, help to prevent disease from getting worse, and improve the efficiency of nursing work, at the same time, it reduces the discomfort of patient suffered from repeatedly wearing protection device.

The application discloses a diabetes foot closed loop model construction method and system based on multi-source data, and belongs to the technical field of medical information technology and intelligent health management technology. Through a sensor terminal deployed on the patient side, a clinical information integration interface and a mobile detection device, multi-source heterogeneous data is synchronously collected. On this basis, a dynamic data structure body containing a main node and multiple sub-nodes is constructed, multi-source data is mapped to the corresponding sub-nodes according to a timestamp alignment rule, and a time sequence correlation graph is established in each sub-node. The system listens to the data stream in real time, adopts an incremental learning logic with a time decay factor to update the graph, and adjusts the weight parameters of other sub-nodes through an intervention response matrix according to a cross-node influence rule. The application provides support for risk assessment and pathological evolution analysis of diabetes foot by constructing a dynamically evolving data structure and a cross-dimension correlation mechanism.

The present application relates to the technical fields of diabetic foot treatment, and discloses a kind of diabetic foot auxiliary treatment device, including organism, treatment cavity is equipped in organism, and foot pedal is equipped in treatment cavity, and it is equipped with spray pool in front of foot pedal, and it is equipped with reflection boss in spray pool, foot sole flush nozzle, spray pool flush nozzle and atomization nozzle are installed on the inner wall of treatment cavity, and liquid storage tank is arranged in organism, water pump is communicated in liquid storage tank, main pipe is communicated in water pump, and main pipe is communicated with foot sole flush nozzle, spray pool flush nozzle and atomization nozzle by foot sole flush pipe, spray pool flush pipe and spray pipe respectively, electromagnetic valve is equipped on foot sole flush pipe, spray pool flush pipe and spray pipe, controller is electrically connected in electromagnetic valve, timer and touch screen are electrically connected in controller, and touch screen is arranged on the surface of organism.The present application can realize the auxiliary treatment of diabetic foot patient, to relieve the work burden of medical staff, while also can be used at home, help patient wound healing.

This invention relates to the field of nursing foot supports, specifically to a diabetic nursing foot support, comprising a base, lifting support rods, and a fixed plate. Rotating plates are hinged to both sides of the fixed plate. A transmission cavity is fixedly connected to one side of the fixed plate. A fixed airbag is fixedly connected to the top of the fixed plate, and an adjusting airbag is fixedly connected to the top of each rotating plate. A groove is formed on the fixed plate, within which a pressure plate slides. Several springs are fixedly connected to the bottom of the pressure plate, with the other end of each spring fixedly connected to the bottom wall of the groove. Connecting rods are fixedly connected to both sides of the pressure plate, and each connecting rod is equipped with a transmission component. This invention utilizes the weight of the patient's foot placed on the fixed airbag to trigger the sliding of the pressure plate. The transmission components then drive the rotating plates on both sides to automatically retract, achieving initial foot positioning. The foot is then fixed by adjusting the inflation volume of the airbags to adapt to different foot sizes, replacing traditional manual support and avoiding secondary injury caused by improper force.

This application provides an application of a Raman spectroscopy biomarker combination in the preparation of diagnostic products for diabetic foot osteomyelitis, belonging to the field of biomedical detection technology. The biomarker combination includes a first type of characteristic spectrum showing a significant increase in intensity or intensity ratio in positive samples of diabetic foot osteomyelitis compared to negative samples, and a second type of characteristic spectrum showing a significant decrease in intensity; specifically involving 1070 cm⁻¹. ‑1 With 1450 cm ‑1 The strength ratio, (851+873+917) cm ‑1 Region and 1656 cm ‑1 The strength ratio, and 960 cm ‑1 1001 cm ‑1 1103 cm ‑1 1450 cm ‑1 1590 cm ‑1 1656 cm ‑1 The intensity of multiple characteristic wavelengths was measured. The diagnostic model constructed based on this combination demonstrated good discrimination performance in testing. The method provided in this application has the advantages of being rapid and low-cost, offering a new solution for the early screening and auxiliary diagnosis of diabetic foot osteomyelitis.

The scheme discloses a pulse magnetic field porous liquid metal conductive dressing in the technical field of medical wound repair materials, which comprises a flexible porous substrate and a conductive functional layer, the flexible porous substrate is a polyurethane porous foam, and the conductive functional layer is gallium-based liquid metal; the gallium-based liquid metal adheres to a three-dimensional network framework of the polyurethane porous foam to form interconnected small closed loops, thereby constituting a continuous three-dimensional conductive network; the dressing is used in cooperation with an external low-frequency pulse magnetic field generator, and the magnetic flux of the closed loop is changed through the pulse magnetic field to generate an induced micro-current; the dressing has good biocompatibility, flexible fitting and air permeability and liquid absorption, can generate a mild induced micro-current noninvasively without external power supply, can effectively promote wound cell proliferation, migration and collagen deposition, significantly accelerates the healing process of chronic wounds such as diabetic foot and pressure sores, and is simple in preparation process, controllable in cost, and suitable for batch production and clinical transformation.

The invention relates to a device for the treatment of chronic wounds, in particular diabetic foot syndrome, in which an electronic circuit (5) is arranged in a material layer or between at least two material layers, said electronic circuit (5) being connected via a wire to ultrasonic transducers (3). The ultrasonic transducers (3) are applied to at least one matrix (2) forming the structural material, wherein the ultrasonic transducers (3) are controlled and arranged at such a distance from one another that they induce wave interference during operation.

The application relates to the technical field of medical devices and rehabilitation engineering, and particularly discloses a plant-based polyurethane orthopedic shoe material and a preparation method thereof. The plant-based polyurethane orthopedic shoe material is prepared from the following raw materials: a plant-based polyol mixture, a polyisocyanate, a chain extender, a catalyst, a foaming agent and a foam stabilizer; and the preparation method comprises the following steps: S1, mixing part of the raw materials to obtain a polyol mixture component; S2, mixing the polyisocyanate and the polyol mixture component, and then pouring the mixture into a mold after rapid stirring; S3, performing gradient foaming on the mold by controlling the pressure and the temperature of the mold in sections; S4, after the foaming is completed, performing pressure relief, cooling and demolding to obtain the plant-based polyurethane orthopedic shoe material; and S5, coating a self-repairing coating on the surface of the shoe material, and forming an inner lining layer in the shoe material. The orthopedic shoe material can be used for preparing foot orthopedic shoe pads, arch support pieces, diabetic foot protectors and other rehabilitation aids, and has the advantages of buffering and shock-absorbing performance, high tear resistance and long-term durability.

1. The name of the design product: screening instrument (diabetic foot). 2. The use of the design product: for screening instrument. 3. The design features of the design product: in shape. 4. The picture or photo that best indicates the design features: perspective view.

This invention discloses a GelMA hydrogel-based repair gel for diabetic foot wounds and its preparation method, belonging to the field of biomedical polymer materials and wound repair technology. The repair gel, by weight, comprises GelMA, a photoinitiator, a composite antibacterial agent, embedded growth factors, sodium hyaluronate, an antioxidant, a mechanical modifier, and a pH buffer solvent. This invention constructs a five-pathway synergistic repair system of "antibacterial-antioxidant-anti-inflammatory-promoting angiogenesis-promoting epithelialization," solving the industry pain points of easy inactivation and lack of long-term sustained release of growth factors through liposome encapsulation technology. It can be rapidly photocured in situ on the wound surface, perfectly adapting to irregular foot wounds, and possesses excellent storage stability, light stability, biocompatibility, and controllable degradation. It can significantly improve the pathological microenvironment of diabetic foot wounds and accelerate wound healing.

The application belongs to the technical field of dressings and relates to a dressing for promoting healing of a wound of a diabetic foot and a preparation method thereof.The preparation method comprises the following steps: dissolving methacrylated gelatin and a photoinitiator in PBS to obtain solution A; dispersing sodium alginate in anhydrous ethanol, adding deionized water and sodium periodate, and reacting to obtain aldehyde-modified sodium alginate; dissolving the aldehyde-modified sodium alginate in PBS to obtain solution B; adding a tannin acid derivative to solution B, and then adding solution A and stirring; and curing under light to obtain the dressing.The dressing has precise microenvironment response characteristics, can realize on-demand release of H2S according to physiological indexes specific to a wound of a diabetic foot, has a high-efficiency anti-inflammatory effect, can improve local microcirculation and promote blood vessel and tissue neogenesis, and can accelerate healing of a wound of a diabetic foot.

The technology provides a system and method for assessing loss of vibration perception in a subject. It may be useful for the self-diagnosis, self-monitoring and self-treatment of adverse health conditions such as cutaneous neuropathy or diabetic foot, and for developing related prognoses. The system comprises a wearable or handheld vibration device 101 which includes piezoelectric 105,107 elements. These may be actuated to produce vibrations which are transmitted to the body surface of the subject by a probe. A communications apparatus is provided so that data can be transferred between the vibration device and a computing device such as a smartphone. The computing device is arranged to control levels of intensity of vibration of the piezoelectric elements 105,107, to record data representing levels of intensity of vibration, and to record and track input data entered by the user, corresponding to levels of intensity of vibration at which the subject perceives the transmitted vibrations via their body surface. With Figure 1

The application discloses a nano material for targeting and driving resuscitation of dying cells, and a preparation method and application thereof. The nano material is a nano platelet vesicle with phosphatidylserine exposed to the outer layer of the membrane after nanoization and centrifugal treatment. The material is obtained by separating and enriching platelets from peripheral blood, then nanoizing the platelets, and then inducing the phosphatidylserine on the platelet membrane to evert through high-speed centrifugation. The material is used for preparing a medicine for promoting tissue repair, and the medicine promotes resuscitation of dying cells by targeting the dying cells and enhancing the membrane repair capacity of the dying cells, so as to promote tissue repair, including repair of orthopedic, muscle, skin, spinal cord or visceral tissue, especially repair of diabetic foot, skin avulsion injury, ischemic skin flap or spinal cord injury. The resuscitation of dying cells is promoted successfully without intervention of lysis programmed cell death initiation, so that the problems of off-target effect and treatment paradox existing in current mainstream small molecule inhibitor strategy are effectively solved.

This invention proposes a regional diabetic foot risk stratification and early warning method and system. The method includes: generating a diabetic foot risk score for the target patient at a unified regional scale; generating an early warning driving value for the target patient and mapping the early warning driving value to an intervention priority by combining it with a preset high-risk saturation value; receiving and processing the result data generated during the intervention task set process for the target patient, constructing a comprehensive health update index, and generating a resource allocation priority by combining the early warning status with the execution consistency index; generating a closed-loop management decision value based on the updated risk score and the execution consistency index; and determining the management intensity and management queue for the patient in the next cycle by comparing the closed-loop management decision value with a preset safety threshold. This invention is suitable for serving the needs of high-risk patients requiring priority intervention under conditions of multi-institutional collaborative management, multi-source data access, and limited medical resources within a region.

The application discloses a kind of diabetic foot functional shoes, and the diabetic foot functional shoes include: data service module is used to transmit massage information to control module;Control module is used to send massage opening signal;Massage module is used to massage the sole of user;Data service module is used to send detection signal;Pressure detection module is used to detect the sole pressure of user in real time, and transmission to data service module;Data service module is used to store the sole pressure of user, and the ulcer position of user foot is predicted, and feedback to user;Data service module is also used to set ultrasonic disinfection mode, and convert into ultrasonic disinfection information transmission to control module;Control module is used to send disinfection opening signal to ultrasonic disinfection module;Ultrasonic disinfection module is used to disinfect in shoe.This application reduces the probability of foot trauma, and can prevent ulcer to a certain extent, can avoid the condition of infection after user foot breakage.

This utility model discloses a diabetic foot slipper, which includes a sole with a toe protection section at the front end and a honeycomb mesh pattern on the upper surface; and an upper, comprising an inner and outer upper that are detachably connected to each other. The inner and outer uppers are used to adjust the space between the upper and the sole by adjusting their connection position. This diabetic foot slipper better meets the needs of patients with severe diabetic foot, improves the stress distribution on the sole of the foot, and thus plays a certain role in the prevention and adjunctive treatment of diabetic foot caused by uneven stress distribution, providing patients with a safer and more comfortable wearing experience.

This invention provides the application of berberine II derivatives in the preparation of drugs for treating diabetic foot, belonging to the field of biomedical technology. This invention is the first to discover that berberine II derivatives can significantly improve symptoms such as decreased motor / sensory nerve conduction velocity and loss of pain sensation in diabetic foot model rats, and promote wound healing in the affected foot. Berberine II derivatives hold promise for further development and research as a novel drug for treating diabetic foot.

The application discloses a kind of biological membrane dressings and its application in the treatment of multiple types of injuries, the dressing with egg white, fibrinolysin, soybean small molecule peptide as main film-forming matrix, can be selectively added to one or more active ingredients of Chinese herbal medicine, such as radix cirsii japonici, bletilla striata, portulaca oleracea, radix pteroxygoni, sophora flavescens, panax notoginseng, menthol powder, according to different wound types, can be made into ready-to-use gel or freeze-dried powder.The biological membrane dressing provided by the application can quickly form a dense protective film on the wound surface, physically seal the wound, effectively prevent fluid loss and bacterial infection, so as to skip the shock period and inflammation period.The dressing has the effects of rapid analgesia, detumescence, scabbing and promoting healing, and can significantly inhibit scar formation, and is suitable for the treatment of burns and scalds, surgical incisions, abrasions, chronic ulcers, diabetic foot, urticaria, herpes zoster, frostbite, penetrating wounds, lacerations, sprains, strains, contusions, arthritis, bone repair, animal bites, fungal infections and skin inflammation and the treatment of various injuries.

This application relates to the field of hydrogel dressing technology, and particularly to a hydrogel dressing for diabetic foot wounds and its preparation. The hydrogel dressing for diabetic foot wounds provided in this application is obtained by cross-linking and curing a mixture of a hydrogel precursor solution and yeast-loaded hydrogel microspheres; the hydrogel precursor solution is a mixture of carboxymethyl chitosan loaded with spermidine and a first substrate. This application utilizes a hydrogel bilayer encapsulating yeast in both microspheres and hydrogel, inhibiting yeast escape from the hydrogel and avoiding the risk of yeast infection of the wound. Simultaneously, the hydrogel provides a water environment for the biochemical reactions of the yeast, which is beneficial for the yeast to exert its long-term hypoglycemic effect.

The application provides a diabetic foot rehabilitation physiotherapy device and method, wherein scattering interference caused by tissue exudate is compensated by distribution characteristics of the tissue exudate extracted from a physiotherapy image in a laser physiotherapy process, and a compensation image of the diabetic foot physiotherapy is obtained; laser absorption of laser energy at each position is determined according to optical structure characteristics in each local lesion area in the compensation image and brightness changes of each corresponding area in a contrast image; a plurality of physiotherapy areas are divided according to density accessibility of skin characteristics at each position in the physiotherapy image, and physiotherapy uniformity of each physiotherapy area is determined by all laser absorptions in each physiotherapy area; and laser irradiation parameters of each lesion area in the laser therapy are adjusted according to each physiotherapy uniformity of the diabetic foot surface of the patient and real-time laser power density. By using the scheme of the application, it can be ensured that the optical power density received by the skin of the patient at each position is uniform in the laser physiotherapy process.

The present invention provides an automated portable wireless diabetic foot risk profiler system. The system comprises portable devices include a first portable device (103) configured to perform neuropathy assessment by producing a vibration and tactile sensation and detecting the response of a patient, and a second portable device (104) configured to perform vascular assessment by measuring blood pressure and detecting pulse wave pattern of the patient. The central control panel (102) perform real-time data acquisition and processing of a data including response of a patient to said vibration and tactile sensation along with the blood pressure measurement and pulse wave patterns. The remote response button unit (105) is for getting response directly from the patient to capture the value of tactile and vibration sensation in real time. The remote server (101) is for remote synchronization of data and remote data management.

The present application relates to the technical field of motion monitoring, and more particularly to a device for evaluating the motion function of a patient with diabetic foot, which is configured with a motion support, a plurality of visual collectors, a plurality of sensors and an evaluation server. In a single motion collection, the server controls the motion support to perform a motion action on the foot to be measured according to a target motion trajectory, the visual collector collects the motion action image and forms an actual motion trajectory, each sensor collects each position of the motion, the server determines the feedback interval of each sensor according to the motion trajectory, and confirms the feeling state of the foot to be measured according to the sensing state of the sensor, thereby realizing the objective and quantitative evaluation of multi-modal data fusion. The motion support, the visual collector and the sensor are matched, which effectively avoids the measurement error caused by the experience of the patient or the doctor, and effectively improves the reliability of the evaluation result.

Post-surgical shoe for the healing of diabetic foot or plantar wounds. The shoe comprises a semi-open upper (10) to leave the front of the foot exposed, wherein the upper (10) comprises a heel piece (11) attached thereto, and wherein the heel piece (11) comprises one or more coupling notches (12). In addition, the shoe also comprises a customizable / selectable sole assembly (20) comprising at least one plantar non-contact zone (30) coinciding with at least one ulcerated zone or area of the foot requiring pressure relief, and one or more protrusions (27) adapted to be coupled to said one or more coupling notches (12) of the heel piece (11).

The present application relates to a kind of based on ADM multifunctional diabetic foot wound dressing and its preparation method.The dressing is based on ADM, polyhydric alcohol is used as humectant, then the charge of ADM is adjusted by amphoteric compound, control Fe 2+ The mass transfer process of three functional components, glucose oxidase, 3,3',5,5'-tetramethylbenzidine, is constructed to accurately implement the integration of hypoglycemic, antibacterial, proliferation and monitoring according to the change of ulcer microenvironment. The present application precisely improves the wound healing microenvironment through multi-mechanism synergy, solves the problems of single function of traditional dressing, complex preparation of new dressing, low biological safety, difficulty in meeting multiple needs and other problems, provides a new efficient functional dressing for the clinical treatment of diabetic foot wounds, and has very wide application prospect.

The embodiment of the application provides a hydrogel two-component preparation device for repairing diabetic foot, and relates to the field of medical equipment. The device comprises a mixing and conveying mechanism and a pressure coating mechanism. The pressure coating mechanism is installed at one end of the mixing and conveying mechanism. The mixing and conveying mechanism can convey the gel two-component to the pressure coating mechanism while mixing. The pressure coating mechanism is controlled to shrink the volume of the inner cavity, so that the internal gel is extruded. The mixing and conveying mechanism comprises a conveying cylinder, a first motor, an auger and an outlet. The first motor is installed at the end of the conveying cylinder. The auger is rotatably installed in the conveying cylinder, and one end of the auger is connected with the output end of the first motor. The outlet is installed at the end of the conveying cylinder away from the first motor. The device can ensure that the mixing and injection can be achieved every time, and there is no excessive mixed raw material remaining in the device. In addition, the device can realize multi-gear control and ensure that the second baffle is limited after being pressed.

This invention relates to a handheld integrated multimodal diabetic foot screening terminal and a cloud-edge-device collaborative screening system. It uses Time-of-Flight (ToF) and Induction Memory (IMU) fusion to estimate the relative pose and motion state of the terminal and the foot in real time, constructing a joint stability criterion based on distance, angle, and jitter. A three-dimensional mesh model of the foot is reconstructed based on the ToF depth map, mapping multispectral and thermal textures onto the three-dimensional surface and unfolding it onto a standard two-dimensional plane. Combined with distance-squared compensation, incident angle compensation, and low-confidence region masking, surface effects and uneven illumination are suppressed. The terminal uses a neural network acceleration unit to run a lightweight artificial intelligence model, outputting risk level, suspected lesion location, and model uncertainty. When uncertainty or quality control rules are triggered, only anonymized and encrypted difficult data packets are selectively uploaded to the cloud for human-in-the-loop annotation and retraining. This invention significantly improves the consistency and accuracy of screening under handheld imaging, and is suitable for mobile scenarios such as bedside, primary healthcare, and home follow-up.

The application discloses an infrared thermal imaging diabetic foot early risk assessment system based on biological heat conduction constraints and belongs to the technical field of artificial intelligence auxiliary diagnosis, and comprises the following modules: a data acquisition module used for acquiring a foot bottom pseudo-color infrared image and an original temperature matrix; a thermal perception region segmentation module used for outputting a pseudo-color infrared image containing only a foot region and a foot bottom temperature matrix; a feature extraction module used for extracting temperature features, physical parameter features and high-dimensional thermal texture features; a double-channel adaptive feature fusion module used for adaptively fusing the temperature features, the physical parameter features and the thermal texture features; a risk assessment module used for performing classification reasoning based on the fused feature vectors and outputting a diabetic foot risk assessment grade; and a man-machine interaction module used for showing a risk assessment reasoning process and results to a user. According to the application, accurate foot segmentation can be realized without pre-processing of an original image, and the reliability and the automation degree of subsequent analysis are improved.

The present application relates to the technical field of medical image processing, and discloses a diabetic foot healing trend prediction method and device based on multi-phase wound image and foot pressure distribution coupling, wherein the method comprises the following steps: constructing a standardized wound time series dataset; constructing a cross-modal alignment feature set; generating a fusion prediction feature tensor; inputting a pre-trained double-flow time series prediction model; and performing false improvement identification and grading early warning. Compared with the prior art, which evaluates the healing state according to the area change and color change in a single wound image, especially under the condition that the wound surface is short-term contraction but the local pressure on the wound is not relieved, the technical problem of early identification of the false improvement trend of the apparent shrinkage but the deep load not being relieved cannot be solved. Since the present application extracts features from multi-phase wound image features and foot pressure time series distribution, and combines a machine learning prediction model, the accuracy of diabetic foot healing trend prediction is improved.