32 results about "Artificial bladder" patented technology

A description is given of an orthotopic prosthesis (1) of artificial bladder comprising a balloon (600), two hollow elements (300) for the forced fitting of ureters (6,6') and a frustoconical element (602) for the connection of the urethra (8) to said prosthesis in the absence of stitches.

The invention provides a simulation and analysis device for physiological processes of urine storage and emiction of the bladder, comprising an artificial bladder, an artificial urethra, a pelvic cavity sink, an extrusion device, a pressure device, a perfusion device, a urine recovery device, a pressure measuring device and a flow metering device. The artificial bladder is used for simulating thefeature that the bladder changes volume along with the liquid capacity and realizing the function of urine storage; the artificial urethra used as a channel for discharging liquid in the bladder; thepelvic cavity sink is used as the environment for containing organs of the bladder, and the like; the extrusion device is used for simulating extrusion caused by the peripheral organs of the bladder to the bladder; the pressure device is used for simulating the shrinkage of detrusor of the bladder so as to realize the function of emiction of the bladder; the perfusion device is used for accurately measuring and displaying the liquid amount perfused to the bladder in real time; the urine recovery device is used as liquid reserve of liquid pumping of the perfusion device and for collecting the liquid discharged from the urethra so as to facilitate recycling; the pressure measuring device is used for measuring and displaying inner pressure of the bladder and the inner pressure of a pelvic cavity in real time; and the flow metering device is used for measuring and displaying the flow of the liquid passing through the urethra in real time. The invention can realize the physiological processes of urine storage and emiction of the artificial bladder, analyzes the physiological process by controlling and monitoring urine dynamical parameters of bladder volume.

The intelligent in-situ implanted artificial bladder consists of urine conveying and storing system and automatic intelligent system, the former includes artificial ureter, artificial bladder body and artificial urethra; and the latter incldues pressure sensing alarm, automatic flow returning mechanisms, urine pump and controller. The present invention is used mainly for patient needling bladder reconstruction and urethra reformation owing to bladder tumor, necrotic and interstitial cystitis, traumatic bladder damage, etc. After the body's bladder is ablated, the artificial bladder is in-situ implanted into the pelvic cavityk, the artificial ureter is anastomosed with the ureter stump, the artificial urethra is anastomosed with the urethra strump, and the urine conveying and storing system is reconstructed. The present invention makes it possible for the patient to control urination time autonomously.

An orthotopic artificial bladder endoprosthesis includes a casing made of a PGA fiber fabric; the casing having two first connectors for the connection with the ureters of a patient and a further connector for the connection with the urethra of a patient; an inflatable element inserted in the casing; the inflatable element being switchable between an inflated configuration, in which it supports and maintains in position the casing, and a deflated configuration.

An orthotopic artificial bladder endoprosthesis includes a casing defining an enclosure for containing the urine of a patient; the casing being made of a PGA fiber fabric; two first connectors connected to the casing and connectable to the ureters of the patient to allow the entrance of the urine into the enclosure; a second connector connected to the casing and connectable to the patient's urethra to allow the outflow of the urine from the enclosure; a catheter inserted in the enclosure through the second connector and including a duct and an expandable element in fluid communication with the duct.

The invention discloses an artificial bladder device which comprises an artificial bladder body, an artificial ureter and an artificial urinary, wherein the artificial bladder body comprises a closed soft material inner layer, a vacuum layer and a closed hard material outer layer; a top electrified spiral plate, a middle electrified spiral plate and a bottom electrified spiral plate are arranged on the closed soft material inner layer; a supporting plate is arranged at the bottom of the artificial bladder body; a through hole through which the artificial urinary is communicated with the artificial bladder body and two urinary closure slide blocks capable of closing the through hole are arranged on the supporting plate; a pressure sensor is arranged at the bottom of the artificial bladder body; a rechargeable battery is arranged on the front surface of the artificial bladder body; the artificial bladder device further comprises a processor chip, a wireless remote control or a mobile phone control terminal; the pressure sensor, the rechargeable battery and the wireless remote control or the mobile phone control terminal are connected with the processor chip. According to the device disclosed by the invention, multiple postoperative complications of radical cystectomy and orthophoria ileal conduit Bricker operation can be solved.

An in situ artificial bladder endoprosthesis comprising two parts (2, 3) connected to each other; each part (2, 3) comprising a respective resorbable cap piece (4, 3) made of PGA fiber fabric 5) and the respective frames (6, 7) obtained by PGA / PLA copolymer associated with said cap pieces (4, 5); said parts (2, 3) are joined together to define a hermetic enclosure .

An orthotopic artificial bladder endoprosthesis includes a casing made of a PGA fiber fabric; the casing having two first connectors for the connection with the ureters of a patient and a second connector for the connection with the urethra of a patient; a support element being inserted in the casing; the support element being switchable between an extended configuration, in which it supports and maintains in position the casing, and a retracted configuration.

The invention relates to devices (1) for draining or closing a natural or artificial bladder outlet by means of a balloon body (3) made of preferably micro-scale thin-walled Polyurethane, which has a vesical anchor, is transurethrally sealing and is extended into the urethra or through the urethra. According to the invention, the balloon body is seated on a shaft body (2) supporting the balloon, and the filling of the balloon body is preferably done with air.

Device and method for correcting urinary incontinence and urinary retention, by implanting a urinary flow control device for elective user control of urinary function in male and female patients. The device is a mechanical valve for a natural or artificial bladder, and includes a longitudinally extended housing, preferably attached to the abdominal wall. Preferably a bladder anti-prolapse skirt is attached between the bladder and control valve, and the skirt may repair or replace the bladder. The device provides a urine flow channel that passes through the valve from one side to the other of a valve seat where an actuator with a mating stopper is controlled to open and close the valve at the election of the user with an external controller. The valve is an occlusion type, or a pinch type. Preferably the flow channel is an artificial urethra passing through a pinch valve between stopper and valve seat.

An orthotopic artificial bladder endoprosthesis includes a first portion connectable to a urethra of a patient and a second portion connected to the ureters of the patient; the first portion including a collapsible cover made of a multi-layered silicone membrane having an external surface and an internal surface both coated with pyrolytic turbostratic carbon; the second portion including a resorbable cap including a fabric of PGA fibres and a frame, coupled with the cap, made using PGA / PLA copolymer; the cover and the cap being connected together along their respective edges, to define an enclosure.

The invention relates to an artificial bladder ferromagnetic composite body comprising: a ferromagnetic substrate and a coating coating wrapped on the ferromagnetic substrate; the ferromagnetic substrate includes the following components: organic silica gel, polydimethylsiloxane resin, magnetic Particles, the volume ratio of organic silica gel to polydimethylsiloxane resin is (4-10): 1, and the volume fraction of magnetic particles in the ferromagnetic matrix is ​​20-40%; the coating includes the following components: organic Silica gel and brightener, the mass ratio of organic silica gel to brightener is (1.0~2.0):1. The artificial bladder ferromagnetic composite can be used as the actuation source of the magnetically driven soft bladder pump, benefiting from the high coercive force and distributed actuation source of the permanent magnetic particles in the ferromagnetic composite, the ferromagnetism shows reliable actuation, and at the same time A large amount of magnetic force is output to act as an artificial detrusor muscle to squeeze and empty the bladder.