39 results about "Bladder pressure" patented technology

The invention relates to the technical field of scientific demonstration teaching aids, in particular to a urethral catheterization complication simulation and emergency treatment training robot which comprises a dummy body and further comprises an elastic body and a water tank, the elastic body is arranged on one side of the interior of the dummy body, and a through hole is formed in the side wall of the dummy body and the face, attached to the elastic body, of the dummy body in a penetrating mode; the water tank is arranged on one side in the dummy body and is distributed front and back with the elastic body; a plurality of telescopic cavities are formed in the elastic body, the telescopic cavities are expanded by injecting water into the telescopic cavities so as to extrude the simulation prosthesis and the urethra, the diseases of urethra lumen distortion and walking deviation caused by bladder pressure increase can be simulated, and therefore the emergency treatment capacity of an operator for coping with the conditions can be trained.

The invention discloses a bladder pressure closed-loop control system and method with an optical fiber sensing magnetic suction interface, and belongs to the technical field of medical instruments. An independent optical fiber sensor magnetic suction interface inclining backwards is arranged in a holding dead zone of a hub at the near end of the inner sheath, and an optical fiber is led to the far end through a metal micro-tube which is subjected to laser micro-welding in the wall of the inner sheath; an optical fiber Fabry-Perot pressure sensor is embedded in the side wall of a ceramic beak part by adopting a metal-ceramic composite reinforced structure, and an induction diaphragm of the sensor is configured to be back on to a central flow channel of an inner sheath and face the radial periphery of the ceramic beak part, so that complete decoupling of a monitoring path and an operation execution path in a physical space is realized through the layout; in-situ and real-time monitoring of the pressure in the bladder in a strong electromagnetic interference environment is ensured. Meanwhile, the system host triggers millisecond-level active pressure relief when monitoring pathological spasm, and calculates a pressure-time integral (PTI) in real time to quantify the risk of liquid absorption.

The application discloses a bladder pressure closed-loop control system and method with a fiber-optic sensor magnetic suction interface, and belongs to the technical field of medical devices. The application sets an independent backward-inclined fiber-optic sensor magnetic suction interface in a holding dead zone of a proximal end hub of an inner sheath, and guides the fiber-optic sensor to a distal end through a metal microtube welded by a laser in a wall of the inner sheath; a "metal-ceramic composite reinforcement" structure is adopted to embed a fiber-optic Fabry-Perot pressure sensor in a lateral wall of a ceramic beak, and an induction diaphragm of the sensor is configured to face away from a central flow passage of the inner sheath and face a radial periphery of the ceramic beak; the layout realizes complete decoupling of a monitoring path and a surgical execution path in a physical space, and guarantees in-situ and real-time monitoring of intravesical pressure in a strong electromagnetic interference environment. Meanwhile, a millisecond active pressure relief is triggered by a system host when pathological spasm is monitored, and a pressure-time integral (PTI) is calculated in real time to quantify a liquid absorption risk.

1. The name of the design product: bladder pressure monitoring device. 2. The use of the design product: used as monitoring bladder pressure. 3. The design features of the design product: in shape. 4. The picture or photo that best shows the design features: perspective view 1.

Bladder pressure readings of bladder pressure inside an air bladder of a mattress are received for a particular time. Barometric pressure readings of barometric pressure in an ambient environment outside the mattress are received for the particular time. The bladder pressure and the barometric pressure readings are used as input to an ambient temperature classifier. Output from the ambient temperature classifier is received as an ambient temperature value for the particular time.

The infusion apparatus with the bladder pressure measuring function comprises an output pipe body, one end of the output pipe body is fixedly connected with a first connecting nut, the first connecting nut is connected with one end of a connecting cylinder through a thread structure, the other end of the connecting cylinder is connected with a second connecting nut through a thread structure, and the second connecting nut is connected with the output pipe body. The second connecting nut is fixedly connected with one end of the main pipe body, a miniature liquid pressure sensor is fixedly installed in the connecting cylinder and fixedly connected with one end of a connecting line, and the other end of the connecting line penetrates through the connecting cylinder and then is fixedly connected with a display meter. The main pipe body is fixedly connected with one end of a branch pipe, the other end of the branch pipe is fixedly connected with a switching assembly, and the end, away from the branch pipe, of the switching assembly is fixedly connected with a connector.

The application discloses a kind of nerve electrophysiological monitoring equipment, the nerve electrophysiological monitoring equipment includes: urethra detection device, urethra detection device is provided with bladder pressure detection piece and first electromyography detection piece;Rectum detection device, rectum detection device is provided with rectal pressure detection piece and second electromyography detection piece;Monitoring module, monitoring module is electrically connected with bladder pressure detection piece, first electromyography detection piece, rectal pressure detection piece and second electromyography detection piece respectively.According to the nerve electrophysiological monitoring equipment of the application, the nerve electrophysiological monitoring equipment can simultaneously detect the intravesical pressure and intrarectal pressure, the electromyographic activity of urethral external sphincter and the electromyographic activity of anal external sphincter, without multiple monitoring instruments for detection, thereby improving the integration of nerve electrophysiological monitoring equipment and the safety of operation, reduce postoperative risk.

The invention provides an intelligent bladder volume control method, device and equipment based on bladder pressure monitoring, belongs to the technical field of data processing, and aims to solve the problem of poor precision of keeping the current bladder volume constant, adaptive bladder diversion control can be carried out according to the urine increment rule of a target patient after drinking water, and the accuracy of bladder volume control is improved. The volume of urine in the bladder can be always kept within a certain interval, so that the pressure in the bladder can be prevented from being too high, and the keeping precision of the bladder capacity can be improved to a certain extent.

Bladder pressure measuring equipment comprises a liquid inlet device, the liquid inlet device comprises a liquid inlet pipe, one end of the liquid inlet pipe is connected with a first three-way pipe, the first three-way pipe is further connected with a pressure measuring device and an infusion device, the infusion device comprises an infusion pipe, and the pressure measuring device comprises a pressure measuring pipe with scale marks. The zero graduation line of the pressure measuring tube is kept consistent with the symphysis pubis horizontal plane of a patient, liquid flows through the infusion device from the liquid inlet device, then enters the bladder of the human body and then flows back to the pressure measuring device, measured values can be read by reading the horizontal height of the liquid in the pressure measuring tube, a pressure measuring ruler is not needed, operation steps are simplified, and working efficiency is improved. The reading accuracy is improved, and the department cost is reduced. The floating ball is arranged in the pressure measuring tube, the center of the floating ball is coplanar with the zero graduation line of the pressure measuring tube before liquid enters the pressure measuring tube, the floating ball can change along with the change of the horizontal plane of the liquid after the liquid enters the pressure measuring tube, and the pressure condition of the bladder of a patient can be known by observing the position of the floating ball.

The invention discloses a support counter-force monitoring device based on capsule pressure measurement and a use method. The support counter-force monitoring device based on pressure measurement of the capsule cylinder comprises a support cushion box, a deformation monitoring device and a processor, the support cushion box comprises a top plate, a bottom plate and a plurality of cylindrical rubber pads located between the top plate and the bottom plate. The deformation monitoring module comprises a bag barrel, filling liquid, a hydraulic sensor and a data acquisition and transmission device. An algorithm formula is embedded in the processor, the reaction force Ni of the combination of the rubber pad and the capsule cylinder and the reaction force N of the total support can be calculated by monitoring the liquid pressure p, the stress condition of the stress component and whether the stress on the contact surface of the stress component is uniform or not can be integrally reflected, and a basis is provided for safety and stability evaluation of subsequent structures, hoisting equipment and the like. In a preferable embodiment, key parameters such as the acting bending moment and the eccentric distance on the support cushion box can be calculated, and the structural safety can be better evaluated.

This application provides a monitoring system for prostate surgery, comprising a tissue pressure acquisition unit, a dynamic pressure difference acquisition unit, and a judgment unit; with the urethra as the Z-axis, the tissue pressure acquisition unit establishes a mapping relationship between the tissue pressure F and the Z-axis position by moving a force sensor along the urethra; the dynamic pressure difference acquisition unit detects bladder pressure P by moving a first pressure sensor along the urethra and a second pressure sensor. bladder Establish dynamic pressure difference ΔP sensor Mapping relationship with Z-axis position; dynamic pressure difference ΔP sensor Bladder pressure P bladder The fluid pressure P in the urethra sensor The difference; the decision unit is based on F and ΔP. sensor At least one of these methods involves marking specific locations in the prostatic urethra corresponding to candidate disease types. This allows for easy and accurate localization of abnormal features during prostate surgery, and the assignment of different markings to different disease types.

A perineum control device configured to apply pressure to the perineum of a wearer for the purpose of controlling various conditions including leakages of body fluids from the urethral, anal, and vaginal openings. The device includes one or more front and rear retractors having a retractable cord supporting a bridge or band member that is positioned against a wearer's perineum in order to exert a constant and predetermined upward compression force, thereby increasing the perineum pressure above an abdominal or bladder pressure preventing or mitigating leakages and / or prolapses.

The present application relates to a kind of liquid supplement monitoring system and method, system includes urine control module and doctor end with hospital management cloud communication connection, urine control module includes urine volume detection component, urinary tube opening and closing component and bladder pressure detection component;Urine control module is based on the bladder pressure detection component collected bladder pressure intelligent switch urinary tube opening and closing component;The urine volume detection component of urine control module detects the urine volume in urine bag in real time;Hospital management cloud can generate first threshold and second threshold in combination with the real-time urine volume of patient, and send the judgment benchmark related with first threshold and second threshold to urine control module;When the bladder pressure detected by bladder pressure detection component is in the range with first threshold and second threshold as critical point, urine control module controls the program of patient urination with patient through personal control terminal manually opening and closing the urinary tube opening and closing component of urine control module as the first priority.

The invention relates to the technical field of data processing, and discloses a hydrocephalus assessment method and system based on a bladder pressure dynamic monitoring device. The hydrocephalus assessment method based on the bladder pressure dynamic monitoring device comprises the steps that wrist sympathetic nerve and lumbosacral electromyographic signals are collected and filtered; extracting a specific frequency band power spectrum integral value and a root-mean-square value to fuse and calculate an equivalent bladder pressure value; calculating a detrusor muscle activity index, a compliance index and a night fluctuation coefficient to form a pressure mode; obtaining pressure mode calculation improvement rate judgment reactivity before and after liquid discharge; and calculating a comprehensive improvement index through a weighting algorithm to determine a surgical indication level. The problem that in the prior art, continuous non-invasive monitoring and objective quantitative evaluation cannot be conducted on the bladder function of an iNPH patient is solved, and the accuracy of cerebrospinal fluid drainage test effect evaluation is improved.

The utility model relates to the technical field of medical instruments, and discloses a urinary catheter for measuring bladder pressure, which comprises a urinary catheter body, a water bag is arranged at the upper end of the urinary catheter body, the lower end of the water bag is connected with a water injection pipe, one end of the water injection pipe is connected with a one-way water injection valve, and one end of the urinary catheter body is connected with a pressure testing structure. The pressure test structure comprises a test tube, a connection joint, a connection tube, two one-way valves, a dual test assembly and an installation assembly. According to the bladder pressure monitoring device, the double testing assemblies are adopted, in the using process, liquid is conveyed into the first testing pipe body and the second testing pipe body through bladder pressure, the floating block and the sealing plate are pushed, the bladder pressure of a patient can be monitored in real time, the testing operation difficulty is reduced, and through the arrangement of the installation assembly, the testing efficiency is improved. The dual test assembly can be fixed on the skin of a patient or the upper end of a bed body, so that medical staff can monitor and observe the bladder pressure of the patient.

One or more computing devices, systems and / or methods are provided. In some examples, a vesical pressure signal may be received from a sensor of a urodynamic testing system. The sensor may be coupled to a catheter configured for insertion into a bladder of a patient. The sensor may be configured to measure a vesical pressure in a bladder of a patient. An abdominal electromyography (EMG) signal may be received from an EMG electrode of the urodynamic testing system. The EMG electrode may be configured to measure abdominal muscle activity of an abdomen of the patient. A detrusor pressure signal indicative of a detrusor pressure associated with the patient may be generated based upon the vesical pressure signal and the abdominal EMG signal. The detrusor pressure signal may be generated without receiving a signal, indicative of pressure measurements associated with the patient, from a second sensor coupled to a second catheter.

The utility model relates to the technical field of urodynamic examination, and discloses urodynamic examination equipment with an anti-reflux structure, which comprises a bladder piezometric tube and an arranged tube clamping barrel, and an elastic side block is additionally arranged in an inner cavity of the tube clamping barrel; a connecting line is connected between the magic tape and the pipe clamping barrel, a connecting convex seat is mounted at the end part of the connecting line, and a convex rod is mounted on the surface of the connecting convex seat; side connecting plates are additionally arranged on the two sides of the connecting concave base, side clamping columns are inserted into the surfaces of the side connecting plates, and limiting side edges and extrusion springs are additionally arranged on the surfaces of the side clamping columns respectively. According to the urodynamics examination equipment with the anti-reflux structure, a pipe clamping barrel is clamped on a bladder pressure measuring pipe, an elastic side block is attached to the surface of the bladder pressure measuring pipe, then a connecting convex base is attached to a connecting concave base, a convex rod is inserted into the connecting concave base, and an extrusion spring drives a side clamping column to move along a side connecting plate through a limiting side edge; therefore, the side clamping columns and the protruding rods are connected in an inserted mode.

This invention relates to a male urethral indwelling intelligent urinary control device, comprising an insertion part and an insertion aid for assisting in the placement and removal of the insertion part. The insertion part is a slender tube with an arc-shaped sealed end at one end and an open end at the other. An annular water-filled balloon is embedded in the outer wall of the insertion part near the sealed end to prevent the insertion part from slipping out of the bladder cavity. Cylindrical water-filled balloons are evenly distributed on the outer wall of the insertion part between the annular water-filled balloon and the open end to prevent the insertion part from slipping into the bladder cavity. Several through-flow ports are evenly distributed around the axis of the insertion part between the annular water-filled balloon and the sealed end. The monitoring and control unit built into the insertion part can monitor the bladder pressure in real time and control the opening of the first solenoid valve when the pressure reaches a preset threshold or when an external command is received, establishing a urination pathway from the bladder through the inlets to the open end, thus achieving intelligent and active urinary control.

To perform urological diagnostics of a patient, detrusor pressure can be estimated using bladder pressure recordings from a single sensor. A signal comprising the bladder pressure data recorded by the sensor can be received. The bladder pressure data can include at least a detrusor pressure data component and a corrupting data component. An estimate of the corrupting data component can be extracted from the bladder pressure data. The detrusor pressure of the patient can be estimated based on the estimate of the corrupting data component and / or the estimate of the detrusor pressure data. An output indicative of the detrusor pressure of the patient can be provided based on the estimate of the detrusor pressure data component.

The utility model relates to the technical field of bladder pressure testing, and discloses a sterile liquid pressure testing device which comprises a liquid inlet pipe, the lower end of the liquid inlet pipe is connected with a storage box body, and a detection installation structure is installed at the lower end of the storage box body. The detection installation structure comprises a spring installation pipe, a limiting ring, a conical spring, a first sealing plate, a supporting rod, a second sealing plate and a measuring assembly. According to the detection installation structure, the measuring assembly does not make direct contact with urine, the urine is blocked through cooperation of the arranged storage box body and the first sealing plate, the first sealing plate, the supporting rod and the second sealing plate are pushed to move downwards under the pressure of the urine, and the urine can be detected through the change of the air pressure between the second sealing plate and the measuring pipe. When the urine pressure is reduced, the reset effect of the first sealing plate can be ensured and the resilience force of the first sealing plate can be increased through the arranged spring tube and the conical spring when the urine pressure is reduced.

An improved urodynamic study system for generating an abdominal pressure from a measurement of vesical pressure and a measurement of electrical activity of abdominal muscles using electromyography is provided. The system is characterized by a vesical catheter adapted or otherwise equipped to sense vesical pressure, an abdominal electromyography sensor or sensor array to sense electrical activity of abdominal muscles, and, a signal processing interface for producing synchronous channels of vesical pressure and generated abdominal pressure in furtherance of performing a urodynamic patient assessment.

The invention relates to the technical field of medical care, and provides an intelligent urinary incontinence nursing device based on pressure induction, which comprises a wearing sleeve used for being worn on the lower body of a patient and fixed on the waist of the patient through binding belt bodies on two sides, and an absorption cotton pad used for collecting urine when the patient suffers from urinary incontinence is arranged at the bottom end of the wearing sleeve. A bladder pressure sensor is arranged on the front side of the wearing sleeve and is used for monitoring the muscle change at the bladder of the patient so as to judge whether the patient urinates or not. Active early warning of urinary incontinence events is achieved through the bladder pressure sensor, traditional passive nursing is converted into an active response mode, and the working intensity and patrol frequency of nursing personnel are remarkably reduced. When a urination signal is detected, the system immediately triggers an audible and visual alarm and synchronously starts an automatic collection program, so that nursing personnel can intervene and treat in time, and the problem of skin impregnation caused by long-time retention of urine is effectively avoided.

The invention relates to the technical field of trachea cannulas, and discloses a disposable inflation-free trachea cannula which comprises a cannula body, an insertion head arranged at the front end of the cannula body and a connector arranged at the rear end of the cannula body, an air bag is arranged on the outer wall of the cannula body in a sealed mode, and the air bag is filled with memory sponge; the other end of the air pipe is connected with a three-way valve, and the three-way valve is connected with an air extractor. According to the trachea cannula, the mode that a traditional trachea cannula depends on continuous external inflation for fixation is abandoned, and intubation can be smoothly completed only through single-time air exhaust to enable the memory sponge to be shrunk to reduce the size of the air bag; after implantation, the three-way valve is opened, the memory sponge automatically expands and resets depending on the memory characteristic of the memory sponge, the air bag is driven to be attached to the air channel to achieve fixation, continuous inflation and pressure maintaining are not needed, the air bag pressure does not need to be repeatedly adjusted, operation steps are simplified, the device is suitable for various clinical scenes such as emergency intubation and bedside conventional intubation, and medical workers are low in starting difficulty; the whole set of operation can be completed by one person, and the intubation efficiency is greatly improved.

The application discloses a dysuria and urinary incontinence integrated monitoring and diagnosing system based on intelligent sensing, comprising: a bladder emptying evaluation module for real-time tracking of bladder shape and volume change and evaluation of whether the bladder is completely emptied; a detrusor contraction function evaluation module for real-time monitoring of the contraction strength and coordination of the detrusor and judgment of whether it works normally; a bladder pressure evaluation module for evaluation of bladder compliance and detrusor function by monitoring the elasticity change and pressure change of the bladder wall; a urinary flow rate determination module for real-time measurement of bladder shape change and urinary flow rate and evaluation of the urinary flow rate; a urethral obstruction and bladder outlet obstruction evaluation module for evaluation of whether there is obstruction in the urethra or bladder outlet by real-time monitoring of the shape change and pressure change of the bladder and urethra; and a data analysis and intelligent diagnosis module for providing dysuria diagnosis and treatment suggestion. The application not only improves the accuracy and operability of dysuria diagnosis, but also optimizes the clinical decision-making process.

The invention provides a noninvasive bladder function monitoring method and system based on time sequence prediction, and the method comprises the steps: training a bladder pressure prediction model based on the clinical data of a patient and the UDS examination data of the patient; obtaining water drinking urethral catheterization data, heart rate and environment temperature and humidity of a patient to be monitored, and inputting the data into the trained urine generation rate prediction model to obtain real-time bladder volume data; and inputting the clinical data of the to-be-monitored patient and the predicted bladder volume data into the bladder pressure prediction model to obtain a bladder pressure prediction value of the to-be-monitored patient. By collecting UDS images and diagnoses of a large number of patients and combining clinical data of the patients, drinking urine catheterization data, heart rate and environment temperature and humidity, the prediction model is trained, the bladder pressure of the patients at different disease stages and under different bladder filling degrees is predicted, a non-invasive AI UDS monitoring means is provided for the patients, and the accuracy of bladder pressure monitoring is improved. And a patient is helped to better manage the bladder in a home state.

The invention discloses a real-time pressure capacity monitoring and precise catheterization method and system for a neurogenic bladder, and belongs to the field of medical health, and the method comprises the steps: collecting bladder pressure data in real time through a wearable sensor, and carrying out filtering processing to obtain a clean pressure sequence; time sequence features are extracted, and a future pressure evolution path is predicted by adopting a long-short-term memory network; when the predicted path exceeds a safety threshold value, an intervention signal is generated, and individual difference historical data is fused to determine a personalized catheterization opportunity; and finally, outputting a catheterization prompt matched with the scene according to the activity state of the patient. The system correspondingly comprises a data acquisition module, a filtering processing module, a feature extraction module, a trend prediction module, an early warning judgment module, an opportunity determination module, a trigger sequence generation module and a reminding output module. According to the invention, continuous dynamic monitoring and accurate prediction of the bladder state are realized, individualized and scenarized urinary catheterization intervention prompts can be provided, and the safety and timeliness of neurogenic bladder management are effectively improved.

1. The name of the design product: urodynamic instrument. 2. The use of the design product: for measuring urine flow rate, bladder pressure and urethral resistance data, evaluating bladder storage and voiding function and urethral dynamics. 3. The design points of the design product: in the combination of shape and pattern. 4. The picture or photo that best shows the design points: perspective view. 5. The bottom view is not easy to see when in use, and the bottom view is omitted.

The invention provides a non-invasive bladder pressure detection device and method based on electrical impedance. The non-invasive bladder pressure detection device comprises a waistband assembly and a pressure detection assembly. Wherein the pressure detection assembly comprises a pressure detection host and an electrode limiting piece, and the pressure detection host comprises an electrical impedance acquisition module used for acquiring electrical impedance data of the skin on the outer surface of the bladder area of a patient and a data processor installed on the surface of the electrical impedance acquisition module; the electrode limiting piece comprises a supporting piece and two electrode slice limiting pieces which are installed on the supporting piece and used for limiting the position of an electrode slice. The bladder pressure monitoring system has the advantages that the problems that an existing bladder pressure monitoring technology is high in invasiveness, complex in operation, dependent on professional places, high in cost and the like can be solved, and a neurogenic bladder patient can be helped to achieve comfortable data collection and urination time planning so as to maintain a low-pressure bladder environment; the concurrent risk is reduced, the burden of the patient is relieved, and the medical work efficiency is improved.

The utility model provides a kind of bladder pressure measuring air bag catheter, it is related to medical instrument technical field.The utility model discloses a catheter body, primary combination pipe and secondary combination pipe, the outside of positioning ring is provided with two groups of extension plate, the one end of positioning ring is provided with secondary air bag body, the inside through of secondary air bag body is provided with connecting pipe.By pulling the rubber material extension plate outside positioning ring, the internal diameter of positioning ring is changed, positioning ring can be moved outside catheter body, it is convenient to adjust the use position of secondary air bag body outside catheter body according to use requirement, positioning ring can be positioned in catheter body outside after adjusting position of secondary air bag body, when inflating inside connecting pipe using external inflation assembly, secondary air bag body can be inflated and expanded, urethral orifice position is blocked and limited, effectively avoid catheter sliding into urethra and other conditions, effectively reduce the risk of bladder infection.