834results about "Urological function evaluation" patented technology

The invention provides an early-stage automatic identification method and system for acute kidney injury related to cardiac surgery, and relates to the technical field of physiological parameter detection. The method comprises the following steps: acquiring average arterial pressure, cardiac blood discharge volume, central venous pressure and blood oxygen saturation, regularly recording and extracting data of adjacent time points, calculating a variation range, screening a mutation region, judging whether a reference range is exceeded or not, analyzing a multi-parameter synchronous variation condition, and marking a hemodynamics abnormal state. According to the method, abnormal changes of hemodynamics and urine metabolism are accurately recognized through real-time monitoring and multi-parameter analysis, the urine flow rate and the metabolite excretion rate are combined, misjudgment of a single index is avoided, the fineness of renal function change analysis is improved, the high-risk time period is accurately positioned through time cross comparison, the diagnosis accuracy is improved, and the diagnosis accuracy is improved. Trend analysis and risk grade division enable the change of the illness state to be more visual, and a real-time early warning system effectively monitors the fluctuation trend, optimizes clinical management and improves the timeliness of medical response.

Disclosed herein is a urine collection bag, system, and methods directed to automated measurement of a quantity of urine. The urine collection system can include the urine collection bag, a catheter, and flexible drainage tubing. The urine collection bag can include a collection area, force sensors, and circuitry configured to determine the volume of urine in the collection area based on pressure or weight measured by the force sensors, and the specific gravity of the urine. The catheter may include a small female external catheter (FEC) with an opening on a top side, a wicking catheter with a wicking area on a top side, a finger-mountable catheter, or a male external catheter (MEC). The tubing may be secured to a patient's leg with a stabilization device or a fabric strap. The catheter can remain on a patient while the patient stands or walks.

Disclosed herein is a system, apparatus and method directed to automated adjustment of a positioning of a drainage bag based on at least an amount of tension within a tubing extending from the drainage bag. The system, apparatus and method pertain to an automated drainage bag actuation system that includes at least a first railing, a control box coupled to the first railing and configured to receive mounting fasteners that couple a drainage bag to the control box, the control box including a tension load cell sensor, a first motor, and circuitry electrically coupled to the first motor and the tension load cell sensor. The circuitry is configured to receive data from the tension load cell sensor indicating an amount of tension in tubing extending from the drainage bag and transmit one or more electrical signals to activate the first motor causing adjustment of a positioning of the drainage bag.

An automated urinary output (“UO”)-measuring system includes a fluid container including a console coupled to one or more ultrasonic sensors and one or more accelerometers. The console includes a processor configured to receive accelerometer values from the one or more accelerometers, to determine an acceleration state of the fluid container, to activate the one or more ultrasonic sensors when the acceleration state of the fluid container is below a threshold, and to measure a volume of fluid in the fluid container when the acceleration state of the fluid container is zero. The system can further include a removable valve coupled to the fluid container and an attachment device including a pocket configured to accommodate the fluid container.

The invention belongs to the technical field of flexible sensing, and particularly relates to a preparation method of an implantable flexible sensor and a bladder urine content wireless monitoring system based on the sensor and a radio frequency mechanism. Wherein the performance of the sensor is improved by utilizing a microporous structure, n-octane is added into TPU to form a porous dielectric layer through a method of different temperatures and different liquid solubility, and the second dielectric layer is added into TPU by using a core-shell structure of silver nanowires and titanium dioxide, so that the anti-interference performance of the pressure-volume sensor is remarkably improved. In addition, the overall structure of the sensor is designed into a semi-bent snake-shaped structure, and the sensor has good pressure-volume performance, sensitivity, restorability and anti-interference performance. The elastic silicone rubber is used for packaging, so that the biocompatibility and practicability of the material are improved, and unstable factors such as body fluid invasion are eliminated. Meanwhile, a wireless sensing system based on a radio frequency mechanism is designed and manufactured, the urine content of the bladder can be wirelessly known from the outside, and related work such as medical care can be helped.

Disclosed are automated urinary output (“UO”)-measuring systems and methods. An automated UO-measuring system can include a container configured to collect a fluid such as urine. The container can include a console, one or more ultrasonic sensors coupled to the console for determining a fluid level within the container, one or more accelerometers coupled to the console for determining a near-zero acceleration state of the container for the determining of the fluid level within the container, and a valve configured to pass fluid therethrough by way of a fluid line coupled to the valve. The automated UO-measuring system can also include a container holder. The container holder can have a pocket for holding the container and a sleeve for securing the container to a user. A method of the automated UO-measuring system can include a method of using the automated UO-measuring system to collect and measure urine output of the user.

The utility model provides a guiding device and dilator for improving pressure measurement accuracy, the guiding device comprises a pressure measurement sheath, the pressure measurement sheath comprises a handle and a sheath tube, the size and shape of the sheath tube are suitable for entering a target area in a body through a body lumen, the sheath tube longitudinally extends from a near end to a far end, the sheath tube defines a first lumen suitable for entering of an external instrument, and the first lumen is communicated with the handle. A pressure measuring tube cavity longitudinally extending from the near end to the far end is formed in the tube wall of the sheath tube, a pressure measuring opening used for sensing the pressure of liquid in the body is formed in the far side of the pressure measuring tube cavity, and the dilator is arranged in the first tube cavity in a supporting and penetrating mode so that the pressure measuring sheath can enter the body conveniently. And the dilator is provided with a blocking part for limiting foreign matters from entering the pressure measuring tube cavity through the pressure measuring port.

Devices, methods and systems are disclosed for monitoring and analysis of bodily emissions emitted from a user. The device comprises at least an image capturing apparatus, at least one light emission source and, at least one sensor for capturing and monitoring excreta and urine from the user. An artificial intelligence based analysis system is utilized to process data collected from the device and determined at least one parameter based on the analysis. The determined parameter determines health-related information, which is communicated to the user via a user interface.

The invention relates to the technical field of intelligent urethral surgical instruments, and particularly discloses a urethral dilation path planning system integrating visual SLAM and force perception, which synchronously acquires image data of the internal environment of the urethra and contact force data between the instrument and tissues through an image sensor and a force sensing unit integrated at the front end of the dilation instrument; constructing a three-dimensional environment model in the urethra by utilizing a visual SLAM technology, and positioning the position of an instrument in real time; the force data and the three-dimensional model are fused to generate a dynamic force distribution diagram, and a safe expansion path is planned based on the distribution diagram and the current position of the instrument; dynamically adjusting the advancing direction and the expansion force of the instrument through a closed-loop control system to enable the instrument to move along a planned path; meanwhile, path deviation and force abnormity are detected in real time through a monitoring mechanism, and model updating and path re-planning are triggered.

The invention discloses midstream urine collection equipment with high sealing performance, belongs to the technical field of midstream urine collection, and aims to solve the problems that a patient cannot accurately control the urination rhythm, so that the boundary between forepart urine and midstream urine is fuzzy, the collected midstream urine contains part of forepart urine, and the midstream urine collection accuracy is influenced. A fixing frame is fixed to the inner side wall of the collecting hopper, a contact plate is arranged on one side of the fixing frame, four evenly-distributed positioning columns are fixed to the side, close to the fixing frame, of the contact plate, and the positioning columns are movably connected to one side face of the fixing frame; after the contact plate is impacted by urine, impact force can be transmitted to the pressure sensor, the impact force of the urine can be detected through the arranged pressure sensor, and then the pressure sensor is matched with the PLC to distinguish anterior urine, midstream urine and posterior urine, so that the boundary distinguishing between the midstream urine and the anterior urine is obvious, and the accuracy of urine detection is improved. The problem that the accuracy of midstream urine collection is affected due to the fact that the collected midstream urine contains part of anterior urine due to autonomous judgment of a patient is avoided.

A station for a urine analysis device is proposed, the station including a case, intended to be positioned at least partially within the toilet, a housing, within the case, configured to at least partially receive a cartridge comprising a plurality of test supports (e.g. test strips). The cartridge is movable within the housing. The station may also include an optical sensor, a translatory injector and an analyzer (e.g. optical). Various configurations are available.

The invention discloses a progressive dynamic pressure gradient bladder function regulation and control system and method, and aims to solve the problems of high infection rate, bladder injury risk, complicated operation, lack of dynamic pressure regulation and control and the like in the existing bladder management technology. According to the system, the urinary bladder internal pressure, the urine flow rate and the residual urine volume are monitored in real time through the urodynamic monitor, and the pressure gradient is dynamically adjusted according to the health condition of a patient. Progressive pressure training is adopted in the system, the bladder function is gradually enhanced, meanwhile, an emergency adjustment strategy is introduced, and the safety of a patient is ensured. In addition, the system also integrates machine learning and reinforcement learning algorithms, and realizes personalized treatment according to the treatment history and real-time feedback optimization adjustment strategy of the patient. The system has the advantages of precise regulation and control, personalized treatment, improvement of the comfort level of the patient and the like, and the bladder rehabilitation effect of the spinal cord injury patient is remarkably improved.

The invention discloses a brain small vascular disease lower limb dysfunction self-adaptive electrical stimulation auxiliary rehabilitation system in the technical field of medical instruments, and the system comprises a data collection module which is used for obtaining the multi-modal data of a patient in real time; the decision regulation and control module is used for generating dynamically optimized electrical stimulation parameters and rehabilitation task instructions based on a deep reinforcement learning algorithm and patient individualized pathological characteristics according to the multi-modal data; the electrical stimulation execution module is used for synchronously regulating and stimulating nerve targets according to the optimized electrical stimulation parameters; and the interactive virtual reality module is used for combining immersive gait training and cognitive training. By detecting the multi-modal physiological data of the patient, combining the deep reinforcement learning model to dynamically optimize the electrical stimulation parameters, and coupling VR exercise training and cognitive training, the three-in-one collaborative rehabilitation mode of electrical stimulation-physical treatment-cognitive intervention is realized, the rehabilitation training efficiency is improved, the relapse risk of the patient is reduced, and the rehabilitation training experience of the patient is enhanced.

A system, apparatus and method directed to determining a temperature within a patient body, including an optical fiber with one or more core fibers. The system can include a console having non-transitory computer-readable medium storing logic that, when executed, causes operations of providing an incident light signal to the optical fiber, receiving a reflected light signal of the incident light, processing the reflected light signal to determine a temperature within the patient body near a measurement region. The method may include determining a location of a distal tip of the optical fiber within the patient body at least based on the temperature.

The invention relates to the technical field of medical health monitoring, and discloses a urine volume detection system based on a strain gauge type sensor, which comprises a urine collection container, a strain gauge type sensor, an electromagnetic valve, a main controller and an infrared human body sensor, the upper port of the urine collecting container is used for receiving urine, and the lower port of the urine collecting container is connected with the strain gauge type sensor; the strain gauge type sensor is used for detecting the weight change of the urine collection container, the urine volume detection system based on the strain gauge type sensor and the intelligent closestool overcome the defect that a traditional closestool cannot measure and record the urine volume, convenience is brought to patients who do not want to use a urinal or a pedestal pan and old people with poor eyesight, and the intelligent closestool is convenient to use. A user can know the urine volume when using the closestool or pouring urine into the urinal into the closestool, use is convenient and sanitary, accurate urine volume data helps a doctor to formulate a more accurate medication scheme for a patient, and the patient is prevented from seeing a doctor repeatedly and the health risk caused by medicine problems.

The invention provides a wireless bladder volume monitoring system based on inductive coupling. The wireless bladder volume monitoring system is composed of a passive LC sensor unit tightly attached to the bladder, an external reading coil integrated on clothes or a belt, and a portable impedance measuring unit arranged in a pocket of the clothes. According to the system, the high penetrability of low and medium frequency scanning signals is utilized, wireless monitoring of the in-vivo bladder state is achieved through electromagnetic coupling between the passive LC sensor unit and the external reading coil, and the influence of relative pose changes between the passive LC sensor unit and the external reading coil on the measurement result can be effectively overcome. According to the bladder volume wireless passive real-time monitoring system, the system resonant frequency of the passive LC resonant unit is obtained by continuously detecting the impedance of the input end of the external reading coil, and then the bladder volume wireless passive real-time monitoring system easy to wear is achieved, has the advantages of being simple in structure, high in reliability and portable and is suitable for long-term monitoring scenes.

Disclosed herein is a urine collection bag, system, and methods directed to automated measurement of a quantity of urine. The urine collection system can include the urine collection bag, a catheter, and flexible drainage tubing. The urine collection bag can include a collection area, force sensors, and circuitry configured to determine the volume of urine in the collection area based on pressure or weight measured by the force sensors, and the specific gravity of the urine. The catheter may include a small female external catheter (FEC) with an opening on a top side, a wicking catheter with a wicking area on a top side, a finger-mountable catheter, or a male external catheter (MEC). The tubing may be secured to a patient's leg with a stabilization device or a fabric strap. The catheter can remain on a patient while the patient stands or walks.

In certain embodiments, a continuous analyte monitoring system is provided. The continuous analyte system includes one or more continuous analyte sensors configured to generate one or more sensor signals indicative of one or more analyte levels, and at least one sensor electronics module. The at least one sensor electronics module includes an analog to digital converter configured to receive the sensor signal and convert the sensor current into digital signals. The continuous analyte monitoring system further includes a wireless transceiver configured to transmit the digital signalsto a wireless communications device, one or more memories comprising executable instructions, and one or more processors. The one or more processors are configured to execute the executable instructions to convert the digital signals to a set of estimated analyte measurements indicative of the true analyte levels of the user, and generate therapy management guidance based on the estimated analyte measurements.

Devices, methods and systems are disclosed for monitoring and analysis of bodily emissions emitted from a user. The device comprises at least an image capturing apparatus, at least one light emission source and, at least one sensor for capturing and monitoring excreta and urine from the user. An artificial intelligence based analysis system is utilized to process data collected from the device and determined at least one parameter based on the analysis. The determined parameter determines health-related information, which is communicated to the user via a user interface.

The invention discloses a high-precision real-time urodynamic monitoring method and system, and belongs to the technical field of medical monitoring. A urine flow sensor is arranged at the downstream of a catheterization assembly to collect urine flow and generate an electric signal; the electric signals are transmitted to a micro-control unit for digital processing, and the instantaneous flow velocity of urine, the accumulated urine volume per hour and the total urine volume of 24 hours are calculated in real time through an integral flow velocity algorithm; a calculation result is output to a local display screen, and real-time data viewing and historical curve graph and statistical report display are supported; meanwhile, the urine volume data are packaged according to timestamps and patient identifications and uploaded to a hospital nursing information system through a standardized interface protocol; if it is detected that the urine volume is abnormally lower than a set threshold value or is completely in a urine-free state, the system automatically triggers an alarm and pushes the alarm to the nursing terminal; by means of the method, automation, informatization and intelligentization of urine volume monitoring can be achieved, and the method is suitable for continuous nursing requirements of ICU and other critical areas.

A system and method is disclosed for measuring muscle reflexes (e.g., a bulbocavernosus reflex) as a tool for identifying / diagnosing dysfunctions (e.g., spinal cord abnormalities, bladder voiding dysfunction, and sexual organ dysfunction) non-invasively by using mechanical stimulation. The system and method includes a probe having a predetermined patient contacting portion, wherein when the contacting portion is moved into contact with a particular area of the patient (e.g., the patient's genitals), the contact induces a muscle reflex. The probe detects the pressure resulting from the contacting portion being abruptly and forcibly brought into contact with the particular area. Such detection is used to electronically initiate capture of electrical responses from a plurality of electrodes placed on the patient's skin in proximity to the particular area. Such electrical responses are processed to determine characteristics of the patient's reflexes of one or more muscles adjacent to the electrodes.

The application discloses a wearable urinary incontinence monitoring system based on multi-modal sensor fusion and relates to the technical field of urinary incontinence monitoring, and solves the problems that the existing urinary incontinence monitoring cannot be carried out in daily life and has poor monitoring precision, and the scheme points comprise a sensing diaper, a signal acquisition front end, a user mobile terminal and a cloud management platform; the sensing diaper is used for collecting user urine leakage signals through a sensor; the signal acquisition front end is used for collecting user activity signals through the sensor, pre-processing the user urine leakage signals and the user activity signals to obtain user data and forwarding; the user mobile terminal is used for carrying out urine leakage frequency monitoring and user behavior activity monitoring through the user data to obtain a monitoring report, and uploading the monitoring report and the user data to the cloud management platform; the cloud management platform is used for establishing an electronic case through the monitoring report and the user data, and delivering analysis results to the user mobile terminal; and the monitoring precision can be improved through temperature data and pH data.

In certain embodiments, a continuous analyte monitoring system is provided. The continuous analyte system includes one or more continuous analyte sensors configured to generate one or more sensor signals indicative of one or more analyte levels, and at least one sensor electronics module. The at least one sensor electronics module includes an analog to digital converter configured to receive the sensor signal and convert the sensor current into digital signals. The continuous analyte monitoring system further includes a wireless transceiver configured to transmit the digital signals to a wireless communications device, one or more memories comprising executable instructions, and one or more processors. The one or more processors are configured to execute the executable instructions to convert the digital signals to a set of estimated analyte measurements indicative of the true analyte levels of the user, and generate therapy management guidance based on the estimated analyte measurements.

The invention discloses a catheter with real-time monitoring and alarming functions and a catheter system, and relates to the technical field of medical instruments, the catheter comprises a catheter main tube, a balloon, an interface, a pressure sensor and a flow sensor; the drainage tube, the flushing tube and the balloon tube penetrate through the inner space of the catheter handle; the drainage cavity electromagnetic valve is matched with the drainage tube penetrating through the catheter handle and is arranged on the catheter handle; the flushing cavity electromagnetic valve is matched with the flushing pipe penetrating through the catheter handle and is arranged on the catheter handle; the control module is used for judging the current normal urination or abnormal urination of the catheter according to the internal pressure of the bladder and / or the urine flow rate, and if the urination is judged to be normal, the drainage cavity electromagnetic valve is controlled to keep the drainage channel communicated; if it is judged that urination is abnormal, the abnormal type is determined by analyzing the internal pressure of the bladder and / or the urine flow rate, and processing including alarming is carried out according to the abnormal type.

Disclosed herein are systems and methods for locating and identifying nerves innervating the wall of arteries such as the renal artery. The present invention identifies areas on vessel walls that are innervated with nerves; provides indication on whether energy is delivered accurately to a targeted nerve; and provides immediate post-procedural assessment of the effect of energy delivered to the nerve. The methods includes evaluating a change in physiological parameters after energy is delivered to an arterial wall; and determining the type of nerve that the energy was directed to (sympathetic or parasympathetic or none) based on the evaluated results. The system includes at least a device for delivering energy to the wall of blood vessel; sensors for detecting physiological signals from a subject; and indicators to display results obtained using said method. Also provided are catheters for performing the mapping and ablating functions.

The invention discloses an induction type high-precision urine flow or coronary flow measuring device, which belongs to the technical field of medical instruments, and comprises a measuring box, a cantilever beam extending to the outer side of the measuring box is fixed on the inner side of the measuring box through a fixing assembly, and micro-weight sensing elements attached to the upper side and the lower side of the cantilever beam are arranged in the measuring box. The micro-weight sensing element and the variable resistor form a measuring bridge circuit and are connected with an electric signal recording device located on the outer side of the measuring box through a signal line. A liquid collecting assembly is arranged at the outer end part of the cantilever beam, a flow guide pipe fixing rod is arranged on one side of the liquid collecting assembly and is used for vertically fixing an external flow guide pipe, and the inner side of the flow guide pipe fixing rod is fixed on the side wall of the measuring box. The induction type high-precision urine flow or coronary flow measuring device is simple in structure and convenient to use, changes of liquid flow at different flow speeds can be accurately displayed, and the accuracy and scientificity of measurement and analysis of experimental results are effectively improved.

The invention relates to a urine sugar quantitative analysis system and belongs to the technical field of detection systems. The quantitative analysis system for urine sugar comprises a model generation unit, a quantitative analysis unit and a curve generation unit. On the basis of establishing a patient model, a quantitative analysis result of urine sugar of a patient is calculated according to the change condition of physical sign data of the patient and the patient model, and a urine sugar change curve is generated. The urine sugar quantitative analysis result is obtained without depending on laboratory detection equipment, the urine sugar information of a patient can be expressed in a centesimal system, and the urine sugar data precision is further improved to about 0.2 mmol / L. Compared with traditional urine sugar qualitative detection, the patient can more accurately know the urine sugar state, a change curve is drawn based on high-precision urine sugar data, and the accuracy of the urine sugar quantitative analysis result is improved. The change trend of urine sugar is accurately displayed. The urine sugar quantitative analysis system can be conveniently realized through a mobile phone, a tablet computer and other mobile terminals, and is particularly suitable for daily household urine sugar monitoring by a patient by using the system provided by the invention.

Certain aspects of the present disclosure provide a monitoring system comprising a continuous analyte sensor configured to penetrate a skin of a patient and generate a sensor current indicative of analyte levels of the patient, and a sensor electronics module coupled to the continuous analyte sensor. The sensor electronics module comprises an analog to digital converter configured to receive the sensor current and convert the sensor current generated by the continuous analyte sensor into digital signals, a processor configured to convert the digital signals to a set of analyte measurements indicative of the analyte levels of the patient, and a Bluetooth antenna configured to transmit the set of analyte measurements wirelessly to a wireless communications device using Bluetooth or BLE communications protocols.

The invention is suitable for the technical field of urinary surgery, and particularly relates to a bladder pressure control method and system and transurethral surgery operation equipment. Wherein the bladder environment information comprises a bladder environment model and blood vessel distribution information; the bladder pressure is monitored in real time; wherein the bladder pressure reflects the pressure in the bladder in the operation process; obtaining a perfusion speed and a discharge speed based on the bladder pressure; when a pre-operation instruction is received, the perfusion adjustment speed and the discharge adjustment speed are obtained based on the pre-operation instruction and the bladder environment information; wherein the pre-operation instruction is an instruction which is sent by a doctor and is used for controlling a cutting instrument to cut a tumor or a basal wound surface. According to the bladder pressure control method and system and the transurethral surgery operation equipment provided by the embodiment of the invention, the problem that pressure rise in the bladder causes adverse effects on the safety of a patient and postoperative recovery can be solved.

The invention relates to the technical field of medical care, and discloses a heart failure patient noninvasive liquid management nursing system which comprises a data acquisition module used for acquiring biomarkers of a heart failure patient and analyzing a body fluid state change rule of the heart failure patient; the body fluid state monitoring module is used for measuring impedance values of different parts of the heart failure patient and analyzing the evolution trend of the retention condition of the liquid retention part; the risk state identification module is used for analyzing the heart failure severity of the heart failure patient; the risk control module is used for generating illness condition guidance suggestions of the heart failure patient, constructing a risk early warning mechanism of the heart failure patient and creating a health management system of the heart failure patient; and the liquid management module is used for analyzing the liquid management effect of the heart failure patient in combination with a health management system, illness condition guidance suggestions and a risk early warning mechanism so as to execute liquid management processing of the heart failure patient and obtain a liquid management result. The pertinence and effectiveness of liquid management nursing of the heart failure patient can be improved.