502 results about "Urinary bladder" patented technology

The invention discloses a negative pressure suction sheath and a negative pressure suction assembly, and relates to the technical field of medical instruments, the negative pressure suction sheath comprises an insertion tube and a sealing element, the insertion tube is internally provided with a containing channel, the sealing element is arranged in the insertion tube, and the sealing element is in sealing fit with the insertion tube and can block the containing channel. The insertion tube can be inserted into the human body, such as kidney and bladder. The sealing piece can isolate the containing channel of the insertion pipe from the external environment, and the insertion pipe is communicated with the ureter and extends to the kidney. At the moment, the sealing piece can prevent the containing channel of the insertion tube from being directly communicated with the outside, so that the pressure in a cavity and organs is effectively maintained, the pressure change amplitude and range of the kidney are reduced, the pressure change in the organs such as the kidney and the like is stabilized, and the probability that the kidney mucosa bleeding due to the pressure change is effectively reduced. Therefore, the onset risk of complications is reduced.

A neuromodulation system disclosed herein improves urethral function, provides personalized stimulating parameters, and allows the patients to regain control of their bladders according to several implementations. A neuromodulation system disclosed herein provides bilateral stimulation and sensing, and personalized machine learning classifiers for adaptive stimulation. The system may include one or more electrode leads implanted in a first lateral side of the patient and one or more second electrode leads implanted in a second lateral side of the patient opposite the first lateral side. Mixed urinary incontinence and other conditions are treated using electrical stimulation, according to several implementations.

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.

The invention discloses a transurethral-imbedded bladder urethral anastomosis auxiliary instrument which comprises an outer sleeve, a push-in rod and a puncture rod. The push-in rod is movably mounted on the back of the outer sleeve, and the puncture rod is fixedly mounted at the front end of the push-in rod; a plurality of through holes are formed in the side wall of the outer sleeve in a circumferential array mode, and guide cylinders are fixedly installed at the positions corresponding to the through holes. The push-in rod is controlled to move back and forth to control bending of the puncture rod, and the puncture rod extends through the through hole to puncture the urethra to the outside of the urethra. The suture line is carried to move synchronously through the puncture head arranged at the front end of the puncture rod, and the suture line passes through the puncture head and punctures the exterior of the urethra in a U-shaped mode; a plurality of guide cylinders arranged in a circumferential array and a puncture rod are simultaneously unfolded in an umbrella opening mode, and a suture line is pushed to the outside after passing through the urethra, so that medical staff can conveniently take the suture line sewn on the urethra for pulling the urethra and anastomosing the suture line with the bladder.

The invention discloses an ileum bladder replacement stoma preoperative positioning method based on CT body surface projection. The ileum bladder replacement stoma preoperative positioning method comprises the following steps that S1, region division is conducted on the abdomen; s2, externally adhering developing grid paper to the lower right abdomen of the patient, wherein the developing grid paper is consistent with the human body coordinate system of the lower right abdomen; s3, performing CT scanning on the right lower abdomen of the patient, and establishing a horizontal and vertical coordinate system in an image generated by CT scanning; s4, a plurality of rectus abdominis outer edge positioning points are marked in the foot side direction; s5, inputting the horizontal coordinate values of the plurality of rectus abdominis outer edge positioning points into a laser positioning system on the CT machine tool, finding corresponding longitudinal grid lines on the developing grid paper according to the longitudinal coordinate values corresponding to the horizontal coordinate values and the path information, and dotting and marking on the abdominal skin; s6, the rectus abdominis outer edge positioning points are connected into a line, projection marking is completed, and therefore a final stoma positioning area is determined.

The invention discloses a negative pressure suction sheath and a negative pressure suction assembly, and relates to the technical field of medical instruments, the negative pressure suction sheath comprises an insertion tube, a sheath base and a sealing element, the sheath base is arranged at the near end of the insertion tube and is communicated with the insertion tube, and the sealing element is arranged on the sheath base, is in sealing fit with the sheath base and / or the insertion tube, and blocks the near end of the insertion tube from being communicated with the outside. The insertion tube can be inserted into a human body, such as a pelvis and a bladder. The sealing piece can isolate the insertion channel from the external environment, and the insertion tube is communicated with the ureter and extends to the renal pelvis. At the moment, the sealing piece can prevent the insertion channel of the insertion tube from being directly communicated with the outside, so that the internal pressure of the insertion channel, the human body cavity and the organs is effectively maintained, the internal pressure change amplitude and range of the human body cavity and the organs are reduced, and the internal pressure change of the human body cavity and the organs is stabilized; and the probability of bleeding of human body cavities and organs due to severe pressure change is effectively reduced, so that the onset risk of complications is reduced.

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 application discloses a bladder tumor specimen extractor which comprises an adjusting transmission assembly capable of controlling preliminary cutting, a separating assembly capable of separating a tissue part and a liquid part of the bladder tumor and an operating handle. The application belongs to the technical field of bladder tumor surgery. When the bladder tumor temporarily stays on a tissue liquid passing layer, the removed bladder tumor can be punctured by a plurality of groups of puncture heads, so that the tissue part of the bladder tumor is blocked by the tissue liquid passing layer, and the tissue liquid and the plasma part of the bladder tumor can pass through the tissue liquid passing layer and enter a liquid storage bag. After sampling is completed, medical staff can take out the liquid storage bag to sample the tissue liquid and the plasma part of the bladder tumor, and the tissue part of the bladder tumor can be sampled from the tissue liquid passing layer. The application provides a brand-new bladder tumor sampling experience, greatly reduces the possibility of tissue liquid and plasma remaining in the bladder and brings convenience to medical staff.

The application relates to the field of biological preparations, and particularly discloses an immunochromatographic reagent for detecting malignant tumors in urine and application thereof, which is used for solving the problems of poor recognition of tumor specific epitopes, heavy background interference, spectrum overlap and high subjectivity of artificial judgment in the single staining and color development of acridine orange in the detection of urinary exfoliative cells of bladder cancer. The color development reagent comprises A reagent, B reagent, C reagent and D reagent. The A reagent is provided with an antibody complex for target antigens of bladder tumor cells in urine exfoliation and acridine orange. The B reagent comprises a fluorescently labeled secondary antibody composition corresponding to the A reagent and an enzyme-labeled secondary antibody-tyramide deposition amplification composition. In the application, AI imaging analysis is adopted to calibrate layered recognition labels and acridine orange staining negative and positive labels. Through multi-target immunochromatography, two sets of color separation amplification schemes and AI imaging analysis, the application improves the recognition ability of bladder tumor specific epitopes, the image quality and the image analysis accuracy in the detection of urinary exfoliative cells.

This invention provides a transmembrane assessment system and method for three-dimensional bladder morphology, applied in the field of data processing technology. This application preprocesses bladder ultrasound image information of a target patient to generate target ultrasound image sequence information; processes the target ultrasound image sequence information to generate target enhanced ultrasound images; processes the patient's urinary system physiological parameters based on a target bladder morphology assessment model to generate target physiological state characteristics; processes the target physiological state characteristics, target enhanced ultrasound images, and functional imaging data based on the target bladder morphology assessment model to generate a predicted CT image of the target patient; and processes the predicted CT image and simulated localization CT image information of the target patient based on the target bladder morphology assessment model combined with bladder dynamic image information to generate a three-dimensional bladder morphology assessment result.

The invention discloses a traditional Chinese medicine composition for treating recurrent urinary tract infection as well as a preparation method and application thereof. The traditional Chinese medicine composition is prepared from 30-90 parts of astragalus membranaceus, 3-9 parts of cordyceps mycelia, 12-36 parts of rhizoma anemarrhenae, 10-30 parts of golden cypress and 6-18 parts of cinnamon. According to the pathogenesis characteristics of recurrent urinary tract infection and the principle of treatment based on syndrome differentiation of traditional Chinese medicine, the optimal raw material composition and dosage part ratio are obtained through screening, simplification and optimization of a large number of experiments, and the traditional Chinese medicine composition can remarkably improve the frequent micturition symptom, bacterial load and bladder pathological injury of rUTI mice. In addition, the drug-containing serum can promote migration of the SV-HUC-1 cells and reduce the level of inflammatory factors secreted by co-culture of the SV-HUC-1 cells and the UTI89 cells; the adhesion and internalization of the UTI89 to the cells are reduced. In addition, according to different bacterial strains and mouse modeling results, it is found that the modeling rate is obviously increased in a mode of enhancing infection every 24 hours, a recurrent urinary tract infection model of UTI89 infected C57BL / 6J is constructed, and a stable model is provided for screening drugs for treating recurrent urinary tract infection.

The application relates to the technical field of medical devices, and relates to an anti-leakage and anti-blocking urinary catheter and an application method thereof.The urinary catheter comprises a urinary catheter body, a first air bag and a second air bag, the urinary catheter body is provided with a liquid outlet cavity, the liquid outlet cavity is provided with a liquid inlet hole, a flushing and medicine injection pipe is connected to the outer wall of the urinary catheter body, the flushing and medicine injection pipe is connected with a sealing plug, the urinary catheter body is provided with an air inlet cavity, the outer wall of one side of the urinary catheter body is connected with an air inflation pipe, the air inflation pipe is connected with an air inflation interface, the first air bag is connected to the outer periphery of the urinary catheter body, the air inlet cavity is provided with a first air inlet hole, the second air bag is connected to the outer periphery of the urinary catheter body, the second air bag is located on the side, away from the liquid inlet hole, of the first air bag, and the air inlet cavity is provided with a second air inlet hole.The first air bag is inflated to abut against the inner wall of a bladder, so that the urinary catheter is prevented from sliding out, the second air bag is inflated to adhere to the inner wall of a urethra, so that the possibility of urine leakage is reduced, liquid medicine is introduced into the liquid outlet cavity and the bladder through the flushing and medicine injection pipe, so that the possibility of blood clots and sundries blocking the urinary catheter is reduced, and the reliability of the urinary catheter is improved.

The utility model relates to the technical field of medical instruments, in particular to a double-cavity urinary catheter with a positive-pressure connector, which comprises a urinary catheter, a drainage tube and a breather tube are arranged at the tail end of the urinary catheter in a forked manner, a flushing branch tube is arranged on the drainage tube, and the positive-pressure connector is arranged at the tail end of the flushing branch tube; a sealing cover is arranged on the positive pressure connector and connected with the positive pressure connector through a connecting structure. A reinforcing fastener can be arranged at the bifurcated section of the catheter, so that the phenomenon that the catheter is bent at the bifurcated section due to the fact that the drainage tube with the weight increased due to the additional arrangement of the positive pressure connector is influenced by gravity is avoided, and the situation that the flushing and drainage effects are influenced due to the fact that a tube cavity is narrow due to bending is prevented; according to the utility model, the mode that the positive pressure connector is connected with the infusion tube replaces the traditional needle puncture infusion mode to wash the bladder, so that the catheter is prevented from being damaged, and the risk that medical personnel are injured by a needle is also prevented from the source.

This utility model relates to the field of urine collection bag technology and discloses a urine collection bag for bladder irrigation in urological patients. It includes a lifting arm and a urine collection bag. A hook is fixedly connected to the middle of the upper surface of the lifting arm, and a warning light is installed in the middle of one side of the lifting arm. A power supply is installed inside the lifting arm. Slides are formed on both sides of the lifting arm. A conductive block is fixedly connected to one side of the bottom wall of the slide, and a spring is fixedly connected to the other side of the bottom wall of the slide. An inlet pipe is fixedly connected to one side of the upper surface of the urine collection bag, and a drain pipe is fixedly connected to the middle of the lower surface of the urine collection bag. This urine collection bag for bladder irrigation, through the design of an observation window and built-in scale lines, reduces the interference of bag deformation and light refraction on readings. Nursing staff can intuitively and accurately read the volume of irrigation waste fluid, ensuring accurate recording of intake and output balance, and providing reliable data support for assessing the patient's bladder irrigation effect, bleeding, and renal function recovery.

The utility model relates to medical instrument technical field especially urine bag suspension protection device with height condition function, the utility model discloses a fixed subassembly, urine bag protection subassembly and be located between the rotating subassembly of fixed subassembly and urine bag protection subassembly, urine bag protection subassembly includes protection bag body, the inside fixedly established inside surface of protection bag body and the outer end passes over the upper portion of protection bag body and is detachably connected with the outside surface of protection bag body cover, the upper portion cover is covered in the outside of cover and the lower portion both ends are fixedly connected with the both side surface of protection bag body mounting bracket and the counterweight fixedly established in the bottom of protection bag body, rotating subassembly includes the fixed seat fixedly established in one side of fixed subassembly, the hook fixedly established in the inside surface upper portion of mounting bracket and with the rotating connection of fixed seat outside surface and with the hook plug -in cooperation rotating mounting seat. The device can keep the urine outlet end of urine bag below the bladder position of patient as far as possible when the body position of patient changes, to avoid the reflux of urine.

The utility model discloses an anti-pulling catheter, and belongs to the technical field of medical instruments. Comprising an inner tube, an outer tube arranged outside the inner tube in a sleeving mode and an insertion body fixed to the head end of the inner tube and communicated with the inner tube, the outer tube and the inner tube are connected in a sealed mode to form a partition cavity, a balloon is arranged at the position, located at the partition cavity, of the outer tube, and a liquid injection tube is communicated with the interior of the balloon and penetrates out of the partition cavity; the inner tube comprises an end tube connected with an insertion body and a tail tube in the other direction, the end tube and the tail tube are in sealed communication connection through a connector structure, the connector structure is located in the balloon, and the connector structure is used for breaking connection between the end tube and the tail tube when being subjected to axial tension; when a user pulls the catheter accidentally, the end tube and the tail tube are disconnected at the connector structure, liquid in the balloon can enter the tail tube and be rapidly discharged from the tail tube, the balloon is shrunk, at the moment, the catheter cannot be left in the bladder or pulled out, and damage to the bladder and the urethra is prevented.

The present disclosure provides a balloon-free, self-retainable and threadable urethral catheter that contains special external markings to guide insertion, and that could be indwelled easily and safely. Through various experiments and the structural configuration, the balloon-free, self-retainable and threadable urethral catheter of the present disclosure can make insertion of a mushroom-tip urethral catheter easily performed by primary care medical professionals, instead of previously only been done by senior urologists with a semi-rigid stainless-steel stylet. This disclosure leads to better urine drainage and reduces irritation to the posterior wall of the bladder. With the special design of this disclosure, minor urethral structure can be overcome to insert this catheter safely.

A static equilibrium adjusting system includes a bladder (10) and a regulation valve (20). An elastic restoration device (11) is arranged in the bladder (10) to support an external pressing force. The regulation valve (20) is in communication with the bladder (10) to provide an adjustable reverse-resisting force to resist an air pressure generated, in a direction toward the regulation valve (20), by the bladder (10). Through selection of a size of the interior space of the bladder (10) and a density and an elastic property of the elastic restoration device (11), a rebounding force is generated to cooperate with the reverse-resisting force generated by the regulation valve (20) to provide a supporting force to the bladder (10), so that an effect of static equilibrium is achieved among the external pressing force, the bladder (10), and the regulation valve (20).

The present application relates to the technical field of medical equipment, in particular to a urinary bladder urination controller. The controller has a controller body and a control panel; a flow counter is arranged in the controller body, and the flow counter is electrically connected with the control panel. The urination controller has a very good use effect, and greatly reduces the amount of patients with poor bladder filling at the beginning of treatment. Because of the prompt of the urination controller, the patient does not need to worry about the problem of poor urination control due to excessive urine, so the water intake before treatment can be appropriately increased. The problem of poor bladder filling after urination due to excessive bladder filling during treatment is basically avoided, and the patient cannot continue treatment immediately after complete emptying. The treatment experience of the patient is significantly improved. Many complications caused by indwelling catheterization are avoided, the treatment efficiency of the patient is improved, and the work efficiency of the doctor is improved.

The utility model relates to the field of medical instruments, in particular to a visual reducing catheter which comprises a catheter body, one end of the catheter body is provided with a urine bag connector, and the other end of the catheter body is provided with a catheterization hole and a balloon used for limiting the catheterization hole in the bladder. A first connecting pipe and a second connecting pipe are arranged on the left side and the right side of the catheter body respectively, and a first charging connector and a second charging connector are arranged at the head of the first connecting pipe; a side air bag is sleeved on the catheter body between the balloon and the roots of the first connecting tube and the second connecting tube, the first inflating nozzle is communicated with the side air bag, and the second inflating nozzle is communicated with the balloon; a visual assembly is arranged on the second connecting pipe and used for monitoring and displaying the air pressure in the side air bag in real time. The catheter not only has a reducing function, but also has the function of monitoring the pressure of the ureter part entering the body of a patient in real time, visualization is achieved, and the pressure can be dynamically adjusted according to the actual requirements of the patient.

The article is the body of a medical catheter, specifically the body of a medical urinary catheter used to drain urine from the bladder when normal urination is difficult.

The present invention provides methods for treatment of high-risk non-muscle invasive bladder cancer that is unresponsive to BCG therapy by locally administering gemcitabine to the bladder. Also provided herein are kits and articles of manufacture for treating high-risk non-muscle invasive bladder cancer that is unresponsive to BCG.

The invention discloses a bubble therapeutic apparatus for treating urinary incontinence, and relates to the technical field of medical instruments. The bubble therapeutic apparatus for treating urinary incontinence comprises a therapeutic apparatus body, and a compressible substance is arranged in the therapeutic apparatus body; the bubble therapeutic apparatus further comprises a back-flushing plug, the back-flushing plug is installed on the therapeutic apparatus body, the back-flushing plug is kept inclined, an outlet is formed in the back-flushing plug, the outlet is communicated with the therapeutic apparatus body, and the compressible matter flows out through the outlet. According to the bubble therapeutic apparatus for treating urinary incontinence, compressible substances in the therapeutic apparatus body can be fed into the bladder through the back-flushing plug, so that the symptom of urine leakage of a patient is relieved; and the backflushing plug is obliquely arranged, so that the hidden danger of injury to the urethral wall in the insertion process of the backflushing plug can be reduced.

The utility model relates to a kind of self-urination metal catheter, it includes the catheter body woven by metal wire, the distal end of catheter body is provided with bending anti-off structure to prevent the distal end of catheter body from being outwardly off from bladder in indwelling state, the proximal end of catheter body is close to external sphincter after passing through prostate area, the proximal end of catheter body is connected with fixed anchor placed in urethra by connecting line, fixed anchor is located at the outside of external sphincter and cannot slide to prostate area inwardly by the block of external sphincter, one end of fixed anchor is connected with traction rope, the other end of traction rope is stretched to patient's outside through urethra.The advantages are that new structure and material are used, infection risk can be effectively reduced, catheter indwelling time is prolonged, and stimulation to urethra or other urinary tissues is reduced;Catheter indwelling period does not need to use urine bag, and patient can self-control urination, improve life quality;Catheter body woven by metal wire is moderately soft and hard, and has good self-adaptability.

This invention provides a pelvic floor support structure model and modeling method based on three-dimensional data to assist in judging the condition of pelvic floor ligaments and to perform physical simulation. To solve the above-mentioned technical problems, this invention provides the following technical solution, including: a bone structure, which includes the hip bone and the coccyx, which together form a pelvic support structure, with the inner side of the hip bone and the coccyx forming the pelvic space; an organ structure, which includes the following model structures, including models of the uterus, bladder, vagina, and rectum located in the pelvic space; and a ligament structure, which includes the cardinal uterine ligament connecting the uterus to the hip bone, the uterosacral ligament connecting the uterus to the coccyx, and the round uterine ligament, which connects one end to the upper end of the uterus and extends obliquely upward at the other end.

The present disclosure relates to a closed-loop brain-computer interface tibial neuromodulation system, including a scalp electrophysiological monitoring terminal, a tibial neuromodulation terminal, and a programming terminal. The scalp electrophysiological monitoring terminal is configured to monitor a scalp electrophysiological signal in real-time via a non-invasive manner, and to identify an abnormal signal indicative of bladder overactivity upon an occurrence of a urinary urgency symptom of a patient. The tibial neuromodulation terminal is configured to, in response to detecting the abnormal signal, initiate a tibial nerve electrical stimulation to achieve an on-demand neuromodulation for the patient during a symptom onset and persistence period of the bladder overactivity. The programming terminal is configured to obtain a treatment parameter related to the on-demand neuromodulation to initiate a real-time tibial nerve electrical stimulation for the patient.

The utility model relates to the technical field of bladder tumor treatment in urinary surgery, and discloses a device for taking out a whole block of bladder tumor after enucleation, which comprises a hollow long tube, a plurality of U-shaped long sheets are fixedly connected to the periphery of the outer wall of the hollow long tube at equal intervals, and a second connecting rod is rotatably connected to the inside of each U-shaped long sheet. An H-shaped block is rotationally connected to the top of the second connecting rod, a first connecting rod is rotationally connected to the upper middle portion of the inner wall of the H-shaped block, a U-shaped short piece is rotationally connected to the outer wall of the first connecting rod, and a hollow bottom block is fixedly connected to the outer wall of the U-shaped short piece. According to the anesthesia device, the first connecting rod in the U-shaped short piece, the H-shaped block and the second connecting rod on the lower middle portion of the inner wall rotate outwards and extrude to move and release force, and therefore the problem that after the hands of medical staff and the body of an anesthetized patient slightly move, the body of the patient is harmed after the anesthesia device is taken out is solved.

Provided is a system that more accurately estimates the degree of urine accumulation by solving a problem in which the influence of a change in the amount of urine accumulation is obscured when the biological impedance in the vicinity of the bladder is affected as the muscles contract. This urine accumulation degree estimation system (2) comprises: a measurement means for measuring at least two types of biological impedance by energizing a bladder (60) at at least two different frequencies; and an estimation means that estimates the urine accumulation degree of the bladder (60) on the basis of the at least two types of biological impedance. The at least two frequencies include a frequency at which the bladder (60) and the muscles (66) around the bladder can be energized, and a frequency at which the muscles (66) around the bladder can be energized.