97 results about "Bladder function" patented technology

A method and system for selective inhibition of somatic nerve fibers in a mixed nerve containing both somatic and autonomic nerve fibers where the method finds use in treatment of chronic pain, spastic muscles and for sensory and motor control of a bladder. The methods and systems utilize alternate phase rectangular electrical pulses. An electrical pulse generator is coupled to a nerve. An alternate phase high frequency, low amplitude pulse is first applied to selectively inhibit somatic nerves when present in a mixed nerve. An alternate phase low frequency, high amplitude phase pulse subsequently supplied to stimulate the autonomic nerve fibers and in the case of the sacral root will permit a controlled voiding of the bladder and bowel.

Methods and apparatuses for controlling bladder discharge in a patient are described. The method includes coupling a first electrode to a sacral ventral root of the patient and coupling a second electrode to a sacral dorsal root of the patient. The method may be applied to spinal cord injured patients without dorsal root section.

This invention provides methods and pharmaceutical compositions for modulating bladder function, and in particular for maintaining bladder control or treating urinary incontinence.

This invention provides methods and pharmaceutical compositions for modulating bladder function, and in particular for maintaining bladder control or treating urinary incontinence.

Methods of treating functional disorders of the bladder in mammalian females are disclosed. A therapeutic compound is delivered directly into the trigone of the bladder. The therapeutic may be delivered to the trigone through the vaginal wall. A device for delivering the therapeutic compound is also disclosed. The device may be an array of microneedles connected to a reservoir.

A fluid product reservoir, for a dispensing system, is made of a container having walls that include an aperture formed at one end thereof. A reservoir cap seals the aperture from exposure to the atmosphere. A pump integrated into the reservoir cap allows fluid product to be dispensed from the dispensing system. A closed venting mechanism is included and incorporates one or more air channels that direct ambient air into a bladder positioned internal to the fluid product reservoir. The expansion of the bladder functions to displace fluid pumped from the reservoir thereby equalizing pressure while maintaining a sanitary seal of the fluid reservoir.

A wearable ultrasound device for signalling changes in human or animal body, and use of such a wearable device for signalling over a prolonged period of time. In an example the changes occur in a bladder. Such is especially relevant for elderly persons, women after delivery of a baby, lesion patients, demented people, children, and others, have a difficulty to control functioning of the bladder, and to be at the toilet on time to urinate.

Anchoring devices and methods for affixing an implanted lead of a neurostimulation system at a target location in a patient are provided herein. Such anchoring devices includes a helical body having a plurality of tines extending laterally outward from the lead when deployed that engage tissue to inhibit axial movement of the implanted lead. The plurality of tines are biased towards the laterally extended deployed configuration and fold inward towards the lead to a delivery configuration to facilitate delivery of the lead through a sheath. The tines may be angled in a proximal direction or in both proximal and distal directions and may include various features to assist in visualization and delivery of the lead. The anchor may be formed according to various methods, including laser cutting of a tubular section along with heat or reflow to set the material with the anchor in the deployed configuration and injection molding.

Here provided are systems and methods for monitoring bladder and / or abdominal pressures, and a bladder function recovery device. In the systems and methods, the bladder pressure can be detected in real time with a bladder pressure detection unit that is communicated with a urinary catheter. In addition, the abdominal pressure can also be obtained in real time according to the corresponding relationship between the bladder pressure and the abdominal pressure. Furthermore, the bladder function recovery device can be used for bladder function recovery for patients in need.

Bladder function monitoring methods, apparatuses, media and signals are disclosed. A method includes receiving signals from an electromagnetic radiation detector, the signals representing electromagnetic radiation detected from the bladder during irradiance of the bladder with electromagnetic radiation, and further includes storing data indicative of bladder function, in response to the signals. The received signals may represent near infrared (NIR) detected from the bladder during NIR irradiance of the bladder.

Apparatus and methods are provided to position an energy delivery element at a desired position within a bladder and to deliver energy to non-superficial target tissue within or proximate to a bladder wall to modulate bladder function while retaining a mucosal surface of the bladder wall superficial to the non-superficial target tissue substantially intact. The apparatus can include an elongated shaft having a distal region configured to position the energy delivery element at the desired position within the bladder.

The invention relates to a urine flow monitoring and control device and a matched pipeline thereof and belongs to medical apparatus and instruments which are used for performing urination control, urine volume monitoring and urine collection on a patient with a retention catheter. The urine flow monitoring and control device and the matched pipeline are relatively independent. The switching of the urine volume monitoring mode can be automatically achieved through a flow and velocity measurement module and a gravity sensor according to the different clinical requirements. Meanwhile the dynamic monitoring is performed on the bladder pressure, closing or opening of the pipeline is automatically controlled by a cut-off valve according to the obtained pressure of urine in the bladder under different filling conditions through calculation, the mode is similar to the urine retention and urination mode of a normal human body basically, and accordingly the patient can obtain the good maintenance and exercise during the catheter retention period and the incidence rate of adverse reactions such as the urinary dysfunction and the like caused by the catheter retention can be greatly avoided.

Systems for and methods of assessing lower urinary tract function from urinary flow data via sound analysis and user-provided information regarding the lower urinary tract symptoms (LUTS) of frequency, urgency and urge incontinence. Embodiments of the LUTS assessment systems include a computer and a telephone or a digital recording mechanism to capture the sound of one or more urination events, which are stored as audio files in a database. The LUTS assessment systems may include sound analysis software for analyzing the strength and duration of each urination event and may include a web-based software application for viewing the results via the Internet or other network. The database stores information from multiple urination events, and combined with information regarding the lower urinary tract symptoms, serves as an objective tool to assess bladder function and monitor progression of disease or therapy effectiveness.

The invention discloses an urinary bladder pressure alarm automatic control urine discharging device which comprises an urethral catheter, a switch, an urinary bladder pressure sensor and an in vitro pressure data signal receiving storage alarm, wherein one end of the urethral catheter is provided with an air bag and an urethral catheterization port; the other end of the urethral catheter is provided with an urine discharging port communicated with the urethral catheterization port and an air bag valve communicated with the air bag; the switch is arranged on the urine discharging port and is used for controlling to open and close the urine discharging port; the urinary bladder pressure sensor is arranged on the switch and is used for detecting the pressure in the urinary bladder; and the in vitro pressure data signal receiving storage alarm is used for receiving a pressure signal sent by the urinary bladder pressure sensor and sending alarm information when the pressure signal exceeds a set value. The urinary bladder pressure alarm automatic control urine discharging device is convenient to use. The influence of the retained urethral catheter on the daily life of a patient is greatly reduced. A data signal can also be remotely transmitted to a hospital by the wireless network, so that a doctor analyzes the variation of the bladder function of the patient and provides important reference basis for diagnosis and treatment of diseases.

In some embodiments, systems and methods can include a wearable device with an electrically conductive skin interface that excites the underlying nerves from a transcutaneous surface stimulator. The device may be sized for a range of user sizes with stimulation electrodes positioned to target the appropriate nerves, such as the saphenous and / or tibial nerves. The stimulation could include burst stimulation, and involve receiving an input relating to autonomic nervous system activity of the patient, and modifying at least one brain or spinal cord autonomic feedback loop relating to bladder function based on the input to balance parasympathetic and sympathetic nervous system activity of the patient.

Provided herein are methods for the treatment of bladder dysfunction, including detrusor hyperreflexia and detrusor external sphincter dyssynergia, fecal incontinence, and / or sexual dysfunction in an individual via the use of stably expressed light-responsive opsin proteins capable of selective hyperpolarization or depolarization of the neural cells that innervate the muscles responsible for physiologic functioning of urinary bladder, external urinary sphincter, external anal sphincter, and the male and female genitalia.

The invention provides a bladder function recovery apparatus. The bladder function recovery apparatus comprises an irrigation device, a urine drainage device, a bladder pressure acquisition unit and a central processing unit. The irrigation device comprises an irrigation bag, an irrigation tube and a first control component and is used for charging liquid medium in the irrigation bag to a bladder. The urine drainage device comprises a drainage bag, a urine drainage tube and a second control component and is used for draining the liquid medium in the bladder into the drainage bag. The bladder pressure acquisition unit is communicated with the urine drainage device. The central processing unit is connected with the first control component, the second control component and the bladder pressure acquisition unit and compares bladder pressure with maximal preset pressure and minimal preset pressure. When the bladder pressure is equal to or larger than the preset pressure, the first control component is closed, and the second control component is opened. When the bladder pressure is smaller than or equal to the minimal preset pressure, the second control component is closed, and the first control component is opened. The bladder function recovery apparatus can be used for bladder function recovery training for a patient with an indwelling catheter, and cystatrophy caused by long-term urination disorder is prevented.

The invention relates to an implanted bladder function repairing system, comprising an electrode, a nerve signal amplifier, a nerve signal processing circuit and a nerve electronic stimulator, wherein the electrode is fit with a sacral nerve root sleeve; the electrode is connected with the nerve signal amplifier and used for sending the nerve electrical signal received from a sacral nerve posterior root in the sacral nerve root sleeve to the nerve signal amplifier to be amplified; the nerve signal amplifier is connected with the nerve signal processing circuit and used for sending the amplified nerve electrical signal to the nerve signal processing circuit to be processed; the nerve signal processing circuit determines whether a human body needs to urinate according to the amplified nerve electrical signal, and sending a urinating signal to the connected nerve electronic stimulator if the human body needs to urinate; the nerve electronic stimulator sends a simulating electrical signal to the connected electrode according to the urinating signal; and the electrode stimulates the sacral nerve root sleeve by the simulating electrical signal to cause the sacral nerve in the sacral nerve root sleeve to control a bladder to urinate by the anterior root. The implanted bladder function repairing system can help patients to urinate as required.

A guide catheter has an inlet orifice that allows blood to enter an interior passage of the catheter. A valve is positioned next to the inlet orifice that selectively opens and closes the inlet orifice. The catheter includes a dye passage that transports dye from a proximal end of the catheter to a dye outlet orifice. The dye passage may be formed in a unitary tubular member, a partitioned tubular member or in the clearances of a double-walled catheter. A valve may also be positioned next to the dye outlet orifices that selectively opens and closes the orifices. The valves are preferably kidney-shaped expandable bladders or pressure valves. A capillary tube connected to the expandable bladder functions to inflate and deflate the expandable bladder. The expandable bladders and capillary tubes are incorporated into the wall of the catheter.

The invention discloses a novel urethral catheterization device for nursing of the urinary surgery. The device comprises a supporting frame, a supporting platform is fixedly connected with the top ofthe supporting frame, and a double-cavity cylinder is fixedly connected with the top of the supporting platform; a liquid storage container capable of moving up and down is arranged in a left cavity of the double-cavity cylinder, a weighing component is arranged at the bottom end of the liquid storage container, a negative pressure pipe is connected with the left side of the upper end of the liquid storage container, and a negative pressure component used for intermittently pumping negative pressure is connected with the inside of the negative pressure pipe; a medicine storage cylinder and a cleaning cylinder are arranged in a right cavity of the double-cavity cylinder, and pushing-out pistons capable of moving up and down are arranged in the medicine storage cylinder and the cleaning cylinder; a double-cavity pipe is connected with the top of the double-cavity cylinder, and a fixing cover sleeves the top of the double-cavity pipe. The device effectively solves the problems that an existing urethral catheterization device cannot conveniently and quickly help a patient to urinate and cannot help a medical worker to conduct uroscopy and detection for the urine output of the patient,recover the bladder function of the patient, treat intravesical inflammation and flush the bladder of the patient.

An electric pulse stimulation bladder function recovery training aid comprises a medicine bottle, a filling pump, a four-way pipe and a single chip microcomputer control device. The medicine bottle is communicated with the filling pump through a catheter, an outlet of the filling pump is communicated with a first branch of the four-way pipe, a second branch of the four-way pipe is communicated with an air bag urethral catheter used for being connected with the bladder part of a patient, a third branch of the four-way pipe is communicated with a drainage pack through the air bag urethral catheter, a fourth branch of the four-way pipe is provided with a sealing end of a pressure sensor and an electromagnetic valve is arranged on the air bag urethral catheter connected with the drainage pack. The electric pulse stimulation bladder function recovery training aid further comprises an output electrode and an electric pulse generation device connected with the bladder part of the patient, and the single chip microcomputer control device is connected with the electric pulse generation device, the electromagnetic valve and the filling pump through signals. By means of the electric pulse stimulation bladder function recovery training aid, the conditions of the patient can be estimated in real time, individualized, scientific and standardized training can be conducted on the patient, bladder function recovery of the patient is facilitated, the labor intensity of medical staff and patient family members is relieved, early removing of the urethral catheter of the patient is facilitated, and urinary tract infection and other complications are reduced.

The invention discloses a bladder pressure and / or urethra pressure measuring tube fixer comprising two bonding rubberized fabrics, wherein the two bonding rubberized fabrics are respectively connected with a clamp body by a rope belt with width of 1-2mm and length of 1-2cm, resistance arms of two articulated arms of the clamp body have corresponding arc-shaped structures, the end part of a power arm of one articulated arm has an arc tooth structure, a power arm of the other articulated arm has a turn arm structure, one surface of the turn arm opposite to the arc toothis provided with an engaging tooth, and the two articulated arms of the fixer are used for fixing a pressure measuring tube and are symmetrically fixed on both sides of the penis of a male patient or two inner thigh sides or both sides of the perineum of a female patient by the two rubberized fabrics. The bladder pressure and / or urethra pressure measuring tube fixer can be used for conveniently and firmly fixing the bladder and the urethra pressure measuring tube in bladder function clinical measurement, thereby ensuring that clinical bladder urethra pressure and / or bladder pressure-a urinary flow rate can be normally measured in clinic. The fixer also can be used for fixing a per urethra indwelling catheter and is especially suitable for fixing a catheter without an air bag.

The invention discloses a urethral catheterization device for the urology department. The device comprises a urinary catheter, a front connecting pipe connected to the tail end of the urinary catheter in an inserted mode, a normally-closed connecting component connected to the rear end of the front connecting pipe in a sleeved mode, a rear connecting pipe connected to the rear end of the normally-closed component in an inserted mode and a drainage bag connected to the rear end of the rear connecting pipe in an inserted mode. When a sacculus makes contact with the inner surface of a bladder, a urination hole cannot be blocked, and urine in the bladder cannot make the urine left in the bladder of a patient due to the fact that the position of the urination hole is higher than that of the sacculus; a film is raised through pressure in a liquid collecting cavity, flow of the urine inside a pipe body is indirectly controlled between the liquid collecting cavity and a rear pipe through channel conduction, and then the bladder function of the patient is exercised, and the patient does not need to regularly and manually control the connecting pipe of the drainage bag to exercise the bladder function.