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METHOD AND SYSTEM FOR THE SAFETY, ANALYSIS, AND SUPERVISION OF INSULIN PUMP ACTION AND OTHER MODES OF INSULIN DELIVERY IN DIABETES

Resumen de: EP4700788A2

There is provided a computer-implemented method for evaluating an insulin delivery request. The method comprises receiving patient data including glucose level data indicative of a blood glucose concentration of a patient and/or insulin data, intercepting an insulin delivery request prior to said insulin delivery request being transmitted to an insulin delivery mechanism. The insulin delivery request is configured to request delivery of an amount of insulin to the patient. The method further comprises predicting, based at least in part on the patient data, whether delivery of the amount of insulin in accordance with the insulin delivery request would result in a hypoglycemic state of the patient. If it is determined that delivery of the amount of insulin in accordance with the insulin delivery request would result in hypoglycemia, the method comprises designating the insulin delivery request as an excessive insulin delivery request. A computer-readable medium and a system are also provided.

CONTINUOUS BLOOD SUGAR MEASURING DEVICE

Resumen de: EP4699535A2

The present disclosure relates to a continuous blood sugar measuring device, and provides a continuous blood sugar measuring device which is capable of minimizing additional work of a user in order to attach a body attachment unit, by manufacturing the body attachment unit to be assembled inside an applicator so that the body attachment unit can be attached to the body simply by operating the applicator and, particularly: communicating with an external terminal by providing a wireless communication chip in the body attachment unit so that simple and convenient use is possible and maintenance can easily be performed without the additional work of connecting a separate transmitter; initiating operation by a manipulation of the user, after attaching the body attachment unit to the body, so that an operation initiation time can be adjusted to a suitable time according to the need of the user; and initiating operation in a stabilized state to enable a more accurate measurement of blood sugar.

Insulin pen capable of preventing needle stick injury

Resumen de: CN223930501U

The utility model relates to an insulin pen capable of preventing pricking injury. The insulin pen comprises a needle head and a needle cylinder, an annular circular truncated cone is arranged at the lower end of the needle head, and a clamping tenon is arranged on the edge of the circular truncated cone; a cylindrical connecting device is arranged at the end of the needle cylinder, a limiting hole is formed in the connecting device, and a springback device is arranged in the connecting device. The lower end of the needle head is arranged in the cylindrical connecting device in a sleeving manner; and the lower end of the needle head is clamped in the limiting hole of the cylindrical connecting device through a tenon. When the needle head is installed, the end opening, provided with the circular truncated cone, of the needle head is aligned with and inserted into the end, provided with the connecting device, of the needle head, so that the clamping tenon can enter the limiting hole, the needle head and the needle cylinder can be fixed, and a user conducts subcutaneous injection through the device to feed insulin into the body; when the needle head is detached, the needle head can be detached only by pressing the needle head towards the needle cylinder and rotating the needle head towards the two sides. When the device is used, the dismounting is obviously very simple, the safety is high, and the situations that the needle head stabs a user and needs to be screwed by hands are

High-sensitivity blood glucose noninvasive detection method and system based on polarization terahertz photoacoustic

Resumen de: CN121549815A

The invention belongs to the field of blood glucose detection, and relates to a high-sensitivity blood glucose noninvasive detection method and system based on polarized terahertz photoacoustic, which combines the advantages of terahertz wave band detection and photoacoustic detection, fully utilizes the chiral characteristics of glucose molecules, and adopts polarized terahertz photoacoustic to detect the blood glucose concentration. Polarization optical rotation change information is extracted through the time domain photoacoustic signal; by selecting the characteristic absorption wave band of glucose and utilizing the difference between glucose and other blood components in chiral characteristics, the influence of water and other high-concentration ions on terahertz signals is remarkably reduced, so that the selectivity and the anti-interference capability of blood glucose detection are effectively improved; terahertz non-ionizing radiation is adopted as an excitation source, no ionizing injury risk is caused to a human body, and the device is suitable for long-term repeated detection and is expected to be popularized and applied in wearable or bedside monitoring equipment.

Needle assisting module triggering system for fluid conveying device

Resumen de: CN121550526A

The invention relates to the technical field of infusion pumps, in particular to a needle assisting module triggering system for a fluid conveying device, which comprises a linkage triggering mechanism and a driving wheel, and the linkage triggering mechanism is provided with a linkage piece with an elastic part and a reset piece. The abutting portion on the driving wheel presses the elastic portion to be in a locking state and clamped with the main body positioning structure, the linkage piece overcomes the force of the reset piece to lock the insertion assembly, and during triggering, the driving wheel rotates to enable the abutting portion to be separated, the elastic portion is automatically released and separated from the positioning structure, the linkage piece is unlocked under the action of the reset piece, and the insertion assembly is released to execute needle insertion. A complex multi-component interlocking triggering mechanism in the prior art is simplified into a single-point triggering mode that the driving wheel directly controls state switching of the elastic part, the structure is simple, linkage links are few, triggering is accurate and reliable, the sensitivity to part machining and assembling precision is reduced, and the overall reliability of the needle assisting function of fluid conveying devices such as an insulin pump is improved.

Photoacoustic blood glucose detection system and method based on dual-band laser switching

Resumen de: CN121549812A

The invention relates to the technical field of blood glucose detection and analysis, in particular to a photoacoustic blood glucose detection system and method based on dual-band laser switching. The system comprises: a laser excitation module, wherein the laser excitation module comprises an intermediate infrared laser and a near infrared laser; the ultrasonic signal acquisition module is used for receiving a photoacoustic signal generated by the subcutaneous tissue under the laser pulse emitted by the laser excitation module; the signal processing module is used for determining signal intensity corresponding to a glucose characteristic absorption peak according to the photoacoustic signals with the photoacoustic signal difference; and the blood glucose concentration calculation module is used for comparing the signal intensity with a preset calibration database and outputting the target human body blood glucose concentration value. The accuracy of blood glucose detection can be improved, and the contradiction among precision, wearing performance and clinical adaptability of a traditional scheme is solved.

ELECTRONIC CIRCUIT AND ANALYTE SENSOR SYSTEM SUCH AS A GLUCOSE SENSOR SYSTEM AND METHOD OF OPERATING AN ANALYTE SENSOR AND SYSTEM

Resumen de: CA3247818A1

The invention refers to an electronic circuit configured to operate an analyte sensor, such as a glucose sensor, the circuit having at least a first and a second electrical connection configured to be connected to a first and a second electrode of the analyte sensor respectively, wherein the electronic circuit has a voltage source and a common potential conductor section electrically provided on a potential of a pole of the voltage source, wherein with the voltage source an electric potential different to the potential of the common potential conductor section can be provided to the first electrical connection; and wherein the second electrical connection is connected to the common potential conductor section through one or more common potential connection paths and wherein none of the common potential connection paths connects the second electrical connection to the common potential conductor section through fewer than three or more series-connected electronic components.

SYSTEMS, DEVICES, AND METHODS TO COMPENSATE FOR TEMPERATURE EFFECTS ON SENSORS

Resumen de: US20260047785A1

This document discusses, among other things, systems and methods to compensate for the effects of temperature on sensors, such as analyte sensor. An example method may include determining a temperature-compensated glucose concentration level by receiving a temperature signal indicative of a temperature parameter of an external component, receiving a glucose signal indicative of an in vivo glucose concentration level, and determining a compensated glucose concentration level based on the glucose signal, the temperature signal, and a delay parameter.

POROUS MICRONEEDLE ARRAY-BASED INTERSTITIAL FLUID GLUCOSE DETECTION DEVICE, METHOD OF PREPARING POROUS MICRONEEDLE ARRAY WITH POROSITY GRADIENT, AND METHOD OF PREPARING COLORIMETRIC FILM

Resumen de: US20260047781A1

A porous microneedle array-based interstitial fluid glucose detection device includes a microneedle module, a colorimetric detection module, an electrochemical detection module, and a liquid transport layer. The microneedle module includes a porous microneedle array with a porosity gradient, the porosity gradually increases from the needle tip to the microneedle substrate; the porous microneedle array penetrates human epidermis and extract interstitial fluid, which is then transferred to both the colorimetric detection module and the electrochemical detection module via the liquid transport layer. Within the colorimetric detection module, glucose undergoes a reaction with the color on the colorimetric film, resulting in color development that enables rapid glucose detection; In the electrochemical detection module, glucose undergoes a redox reaction on the working electrode, resulting in the generation of a current signal for the accurate detection of glucose.

WEARABLE TRANSPLANTABLE TISSUE VIABILITY BIOSENSOR

Resumen de: US20260047780A1

Disclosed are miniaturized, wearable microneedle biosensor devices, systems, and methods for measuring intradermal concentrations of various metabolites (including but not limited to lactate, pyruvate, and/or glucose) in order to directly assess the viability of living tissue (e.g., human or other mammalian soft tissue). In a variety of implementations, for example, the disclosed microneedle biosensor devices are self-contained in terms of power source, sample acquisition, measurement, and data transmission capabilities, e.g., allowing it to function autonomously once placed. In some implementations, for example, the disclosed microneedle biosensor devices can assess the viability of soft tissue (e.g., skin with or without fat, fascia, or muscle) during and after reconstructive surgery in which soft tissue is repositioned, rotated, or transferred to another site in the body (including but not limited to both microvascular free tissue transfer and regional pedicled flaps).

BLOOD GLUCOSE ESTIMATION USING NEAR INFRARED LIGHT EMITTING DIODES

Resumen de: AU2026200301A1

Abstract Near Infrared Spectroscopy is employed to non-invasively detect blood glucose concentrations, in a multi-sensing detection device. A multi-layered artificial neural network is used to assess these relationships of non-linear interference from human tissue, as well as differences among individuals, and accurately estimate blood glucose levels. Diffuse reflectance spectrum from tlle palm at six different wavelengths analyzed with a neural network, results in a correlation coefficient as high as 0. 9216 when compared to a standard electrochemical glucose analysis test.

ELECTRONIC DEVICE, METHOD, AND NON-TRANSITORY COMPUTER-READABLE RECORDING MEDIUM FOR TAGGING PERSONALIZED BLOOD GLUCOSE PATTERN

Resumen de: WO2026038662A1

This electronic device may receive continuous blood glucose data about a user. Sensing data for identifying the state of the user may be received. The state of the user may include an activity state of the user and a biometric state of the user. The sensing data may include exercise information related to the activity state and biometric information related to the biometric state. Blood glucose patterns may be identified in time intervals in which the activity state and/or the biometric state is identified on the basis of the continuous blood glucose data and the sensing data. A personalized blood glucose pattern may be identified from the blood glucose patterns in the time intervals. The personalized blood glucose pattern may include a pattern in which blood glucose is changed according to the state. A visual object indicating that the personalized blood glucose pattern is identified by the state in a graph representing the continuous blood glucose data may be displayed through a display.

ASSEMBLY FOR SECURING A GLUCOSE MONITORING DEVICE AND RELATED TECHNIQUES

Resumen de: WO2026039036A1

An assembly for securing a glucose monitoring device and related techniques are disclosed. The assembly may include a retainer member configured to fit loosely over the glucose monitoring device without attaching or connecting to it. To that end, the retainer member and a housing of the glucose monitoring device may include respective interfacing features configured to interface with one another. The assembly further may include an adhesive overpatch configured to adhere to the retainer member and the user's skin without adhering to the glucose monitoring device. In accordance with some embodiments, removal of the adhesive overpatch from the user's skin may effectuate simultaneous removal of the retainer member from the glucose monitoring device without compromising adhesion of the glucose monitoring device to the user's skin or disrupting placement of its implanted sensor.

DEVICE FOR DELIVERING INSULIN HAVING FILM AND TOP ENCLOSURE DEFINING RESERVOIR

Resumen de: US20260048196A1

A device is disclosed for delivering medication to a user. The device comprises first and second enclosures that together form a housing of the device, the housing configured to house a reservoir for storing the medication, wherein the first enclosure includes an inner wall of the housing; and a film joined to the inner wall of the first enclosure, wherein the film and the inner wall of the first enclosure are configured to form walls of the reservoir for storing the medication.

DRUG DELIVERY DEVICE WITH INTEGRATED OPTICAL-BASED GLUCOSE MONITOR

Resumen de: EP4696344A2

Embodiments of the present disclosure relate to approaches for more efficiently measuring glucose levels using a wearable drug delivery device. In some embodiments, the wearable drug delivery device may include a needle deployment component including a cannula and an optical conduit deployable into a user, the cannula operable to deliver a liquid drug to the user. The wearable drug delivery device may further include a glucose monitor including an optical sensor, the optical sensor operable to measure a light output received via the optical conduit.

SYSTEMS AND METHODS FOR MONITORING AND TREATING DIABETIC FOOT ULCERS

Resumen de: EP4696226A2

In some aspects, a computer-implemented method is disclosed for gathering and processing sensor data to identify a risk of impacting or causing a skin injury. The computer-implemented method can include: receiving, via a computer network, sensor feature data representing output of a user sensor configured to be worn on a limb of a user; generating activity classification model output data using the sensor feature data and an activity classification model, the activity classification model output data representing likelihoods that the sensor feature data corresponds to each of a plurality of different activity classifications; determining an activity classification from the activity classification model output data; and transmitting, via the computer network, display data representing the activity classification to a computing device configured to present the display data.

SYSTEMS AND METHODS FOR CONTINUOUS GLUCOSE MONITORING OUTCOME PREDICTIONS

Resumen de: AU2024252061A1

Methods and devices include predicting future glucose and engagement levels for a user by receiving the user's glucose levels collected by a continuous glucose monitoring (CGM) device over a time period, receiving engagement data associated with the user, wherein the engagement data are associated with the user's medication intake, diet, physical activity, laboratory results, and education activity, determining a first glycemia risk index (GRI) value, determining, using a machine learning model and responsive to the user's glucose levels and the engagement data collected over the time period, one or more predictions for future glucose levels for the user including a prediction that a future GRI value is greater than or less than the first GRI value, and determining, using the machine learning model and responsive to the user's engagement data collected over the time period, one or more predictions for future engagement levels.

Early warning device for hypoglycemia monitoring

Resumen de: CN223914131U

The utility model discloses an early warning device for hypoglycemia monitoring relates to the blood glucose monitoring technical field, including panel, monitoring watch and winding rod, said monitoring watch top is equipped with panel, and the top end of panel is equipped with touch display screen, touch display screen top end is equipped with buzzer, and the panel top end is equipped with the buzzer. Threaded rods are installed on the inner walls of the two ends of the two sides of the panel, storage boxes are installed on the outer walls of the two sides of the monitoring watch, and winding rods are movably installed on the inner walls of the storage boxes through bearings. The pull rod is pulled outwards to enable the locking block to be far away from the locking groove, then the rotating rod is rotated to enable the winding rod to rotate at the same time, the winding rod rotates to enable the first watchband and the second watchband to be wound on the winding rod in the storage box, then the pull rod is loosened, the reset spring is reset to enable the locking block to be clamped in the locking groove, and the rotating rod is positioned. The first watchband and the second watchband are stored, so that the problem of inconvenience in carrying is solved.

Protective device for continuous glucose monitoring sensors (Machine-translation by Google Translate, not legally binding)

Resumen de: ES1327239U

A protective device for continuous glucose monitoring sensors, characterized in that it comprises a flexible elastic band rigidly attached to a central piece (110) through two lateral openings (111) configured for its passage; and wherein said central piece (110) comprises two openings (112), upper and lower, to which a decorative fitting (130) is interchangeably connected. (Machine-translation by Google Translate, not legally binding)

Noninvasive glucose detection system

Resumen de: CN121533723A

The invention relates to the technical field of biomedical sensing and health monitoring, and discloses a noninvasive glucose detection system. The system comprises an interstitial fluid extraction device, a photoelectric sensing module and a main control circuit which are integrated on a flexible substrate. The interstitial fluid extraction device drives subcutaneous interstitial fluid to migrate to the hydrogel interface layer under the action of reverse ion electroosmosis; the photoelectric sensing module receives interstitial fluid through a hydrogel interface layer, a working electrode of the photoelectric sensing module comprises a Cu monatomic imprinting recognition layer, and imprinting holes formed by Cu monatomic sites are specifically coordinated with glucose molecules. The master control circuit controls sampling and determines the glucose concentration based on the photocurrent signal. Noninvasive sampling and monatomic imprinting photoelectric detection are fused, sampling-detection integration is achieved, and the device has the advantages of being noninvasive, painless, high in selectivity, high in interference resistance, comfortable to wear and the like and is suitable for continuous monitoring of blood glucose.

Automatic insulin needle taking and unloading device

Resumen de: CN223914494U

The utility model discloses an automatic insulin needle taking and unloading device, and relates to the technical field of medical instruments. The expansion groove is formed in the inner wall of the lower part of the shell; the extrusion groove is formed in the inner wall of the upper part of the shell; the elastic inner cylinder is in threaded connection with the interior of the shell, and an expansion joint is formed in the upper portion of the elastic inner cylinder; the rubber pads are symmetrically and fixedly connected to the inner ring face of the upper portion of the elastic inner cylinder, the number of the rubber pads is not less than two, and the purpose of automatically collecting insulin needles is achieved by enabling the needles spirally detached from an insulin pen to fall to the bottommost portion of the elastic inner cylinder. The tedious steps of manually detaching the needle from the insulin pen in the prior art and rotationally screwing off the needle and discarding the needle into an appointed garbage can in the prior art are avoided, and the effects of continuously injecting insulin into different patients and quickly taking down and collecting the needle are achieved.

Glucose sensor based on Wulff type boric acid

Resumen de: CN121548375A

The present invention relates to a biosensor for measuring glucose concentration and its use in glucose sensing, wherein the biosensor comprises a polymer comprising a moiety of formula (I). The biosensor of the invention is particularly useful in glucose monitoring of individuals under intensive care, as well as in cases where glucose monitoring is performed on unconscious individuals.

Insulin needle dismounting and taking device

Resumen de: CN223914495U

The utility model discloses an insulin needle unloading and taking device which comprises an installation base, a needle unloading and taking mechanism, a positioning mechanism and a recycling mechanism, the needle unloading and taking mechanism, the positioning mechanism and the recycling mechanism are all installed on the top of the installation base, a driven gear is rotatably installed in the middle of the upper end of the inner wall of the installation base, and an installation cylinder is fixedly arranged in the middle of the top of the driven gear. A fixing groove is formed in the middle of the top of the mounting cylinder, a needle dismounting ring is connected to the inner wall of the fixing groove in a penetrating mode, and a through hole is formed in the bottom of the inner wall of the fixing groove; according to the detachable insulin pen, when the detachable insulin pen is used for insulin pens with needle head connecting components of different specifications, the detachable ring is connected in the mounting cylinder in an embedded mode through the arrangement of the mounting cylinder with the fixing groove, and the detachable ring is matched with meshing rotation of the driving gear and the driven gear, so that the detachable ring with the grooves of different inner diameters can be replaced to clamp and unscrew the matched needle head, and the insulin pen is convenient to use. And the application range is wider, and insulin needles of different specifications

Intelligent insulin closed-loop infusion system for type 1 diabetes

Resumen de: CN121534255A

The invention provides an intelligent insulin closed-loop infusion system for type 1 diabetes mellitus, and relates to the technical field of diabetes mellitus treatment equipment. The system comprises a blood glucose monitoring module, a control module, an insulin infusion module, a user interaction module, a wireless communication module and a power module, and closed-loop precise infusion of insulin is achieved through cooperation of the multiple modules. Wherein a closed-loop algorithm based on a dynamic basic rate formula is arranged in the control module, and the insulin infusion amount can be dynamically adjusted in combination with an LSTM blood glucose prediction model and a metabolic parameter least square method updating unit; the insulin infusion module adopts a micro peristaltic pump controlled by PWM (Pulse Width Modulation) and a current monitoring type blockage detection unit, so that the infusion precision and safety are guaranteed. According to the system, the blood glucose standard reaching time proportion can be increased to 78%, the hypoglycemia occurrence frequency is reduced to 0.8 times per week, the system is remarkably superior to a traditional insulin pump and a simple closed-loop system, meanwhile, the system has the advantages of being long in sensor service life and low in power consumption, and the treatment convenience and safety of type 1 diabetes patients are improved.

Anti-stabbing structure for insulin injection pen

Nº publicación: CN223914496U 17/02/2026

Solicitante:

THE SIXTH MEDICAL CENTER OF CHINESE PLA GENERAL HOSPITAL
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Resumen de: CN223914496U

The utility model discloses an anti-stabbing structure for an insulin injection pen, relates to the technical field of insulin injection pens, and solves the problem that an insulin needle in the prior art is exposed in an external environment and does not have a specific protection structure. The injection tube is technically characterized by comprising an injection tube body, wherein one end of the injection tube body is connected with an anti-puncture needle; the puncture prevention needle head comprises a needle head body, a fastener, a first needle head sleeve, a second needle head sleeve, a set of first springs and a control structure. The syringe needle is arranged on the fastener, the fastener is connected with the injection tube body, the first syringe needle sleeve is fixedly connected with the fastener, at least part of the second syringe needle sleeve is arranged on the first syringe needle sleeve in a sleeving mode, and the first springs are arranged between the first syringe needle sleeve and the second syringe needle sleeve. The control structure is arranged on the first needle sleeve and the second needle sleeve and used for controlling the telescopic length of the second needle sleeve.