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03/29/07 | 50 views | #20070073413 | Prev - Next | USPTO Class 623 | About this Page  623 rss/xml feed  monitor keywords

Artificial urinary diversion device

USPTO Application #: 20070073413
Title: Artificial urinary diversion device
Abstract: An artificial urinary diversion device containing a urinary bladder is provided including first, second and third portions having respective cross-sectional surfaces such that the second portion is disposed between the first and third portions, and the first and second cross-sectional surfaces are smaller than the third cross-sectional surfaces, and a dislocator for sensing or controlling the artificial urinary diversion device. (end of abstract)
Agent: Lerner, David, Littenberg, Krumholz & Mentlik - Westfield, NJ, US
Inventors: Helmut Wassermann, Dieter Jocham
USPTO Applicaton #: 20070073413 - Class: 623023650 (USPTO)
Related Patent Categories: Prosthesis (i.e., Artificial Body Members), Parts Thereof, Or Aids And Accessories Therefor, Implantable Prosthesis, Hollow Or Tubular Part Or Organ (e.g., Bladder, Urethra, Bronchi, Bile Duct, Etc.), Bladder, Kidney, Lung, Or Stomach
The Patent Description & Claims data below is from USPTO Patent Application 20070073413.
Brief Patent Description - Full Patent Description - Patent Application Claims  monitor keywords

CROSS-REFERENCE TO RELATED APPLICATIONS

[0001] This application is divisional of U.S. patent application Ser. No. 10/101,652, filed Mar. 20, 2002, which is a continuation-in-part of U.S. patent application Ser. No. 09/936,721, filed Dec. 19, 2001, which is a 371 of PCT/EP00/02407, filed on Mar. 17, 2000.

FIELD OF THE INVENTION

[0002] The present invention relates to an artificial urinary diversion device. More particularly, the present invention also relates to a suitable method for implantation of a artificial urinary diversion device.

BACKGROUND OF THE INVENTION

[0003] Among patients with urinary bladder disorder there are a plurality of findings which require removal of the patient's bladder. In this situation, a urinary diversion incorporating different types of reservoirs is generally required. So-called wet diversions are preferred, with direct urinary diversion through the ureters, which are implanted into the abdominal wall, or by insertion of a neutralized part of the intestine, in which the ureters are implanted and which is for its part implanted into the abdominal wall.

[0004] In both cases the urine is collected in a urine bag, which is attached to the orifice.

[0005] Alternatively, the ureters are implanted into the rectum or--more and more in the past several years--into replacement bladders, which are made of neutralized parts of the intestine.

[0006] These replacement bladders are either connected with the endogenous urethra or they are conducted out by creating an appropriate self-preserving occlusion mechanism at the abdominal skin, for example in the navel region.

[0007] Typical indicators for a replacement of the endogenous urinary bladder are advanced tumors of the urinary bladder, but there are also malformations, bladder impairments due to inflammation, as well as functional obstructions, such as for example obstructions by urinating, or development of bladder atrophies among paraplegics.

[0008] Thus, one of the objects of the present invention is to create an artificial urinary diversion system and a suitable method for implanting same which is adaptable to the different shapes of different persons, which shows the largest possible filling volume, and which allows for easy handling.

[0009] It is another object of the present invention to create an artificial urinary diversion system which is highly adaptable, and which without previous direct or indirect determination of the potentially available volume for such a system, facilitates as effective as possible a determination of the volume available in the patient during surgery, and thus utilization of this device therein.

SUMMARY OF THE INVENTION

[0010] In accordance with the present invention, these and other objects have now been realized by the invention of an artificial urinary diversion device containing a urinary bladder, an axial direction, and comprising at least one first portion having a first cross-sectional surface perpendicular to the axial direction and including at least one outlet, a second portion having a second cross-sectional surface perpendicular to the axial direction, and a third portion having a third cross-sectional surface perpendicular to the axial direction, and including at least one inlet for accommodating the urinary bladder, the second portion being arranged between the first portion and the third portion, the first and second cross-sectional surfaces being smaller than the third cross-sectional surface, and a dislocation device for sensing or controlling the artificial urinary diversion device. Preferably, the first, second and third portions comprise modular units, whereby each of the first, second and third portions includes a transitional surface permitting a continuous surface transition between the modular units.

[0011] In accordance with one embodiment of the artificial urinary diversion device of the present invention, the first cross-sectional surface is larger than the second cross-sectional surface.

[0012] In accordance with another embodiment of the artificial urinary diversion device of the present invention, the device includes fluid guidance means for guiding fluid from the urinary bladder through the third portion, the second portion, and the first portion.

[0013] In accordance with another embodiment of the artificial urinary diversion device of the present invention, the device includes an actuator for actuating the urinary bladder. Preferably, the actuator comprises a pump, and the pump is preferably disposed in the third portion. In a preferred embodiment, the pump comprises a telescopic device, and in another embodiment, the pump comprises a lever pump including two chambers. In yet another embodiment, the pump comprises a screw pump. Preferably, the screw pump is disposed in the first portion. In another embodiment, the screw pump includes at least one screw which can be moved laterally.

[0014] In accordance with another embodiment of the artificial urinary diversion device of the present invention, the device includes a sphincter mechanism. Preferably, the sphincter mechanism is disposed in the first portion.

[0015] In accordance with another embodiment of the artificial urinary diversion device of the present invention, the dislocation device includes control means. Preferably, the device includes a sphincter mechanism, and the control means controls the sphincter mechanism. In another embodiment, the device includes a pump, and the control means controls the pump. Preferably, the device includes secondary batteries, and the control means controls the recharge of the secondary batteries.

[0016] In accordance with another embodiment of the artificial urinary diversion device of the present invention, the device includes a sensor system for monitoring the filling level of the urinary bladder. In the preferred embodiment, the device includes signal means whereby the sensor system produces a signal when reaching a predetermined filling level of the urinary bladder. Preferably, the signal comprises an audible or a vibratory signal. Preferably, the sensor system is controlled by the nerves responsible for natural urinary bladder control.

[0017] In accordance with another embodiment of the artificial urinary diversion device of the present invention, the device includes a power supply. In a preferred embodiment, the device includes an external recharge device whereby the external recharge device cooperates with the power supply. Preferably, the external recharge device cooperates inductively with the power supply. In one embodiment, the power supply comprises secondary batteries integrated into the artificial urinary diversion device. In another embodiment, the power supply comprises primary batteries integrated into the artificial urinary diversion device. Preferably, the external recharge device is disposed in the dislocation device. In a preferred embodiment, the dislocation device includes a display for indicating the dislocation. Preferably, the display includes a level indicator. In a preferred embodiment, the dislocation device comprises an abdominal bandage and includes a separate control mechanism. In accordance with one embodiment, the dislocation device is integrated into a garment. In another embodiment, the apparatus includes an ultrasonic transmitter and a receiver device for controlling the display. Preferably, the ultrasonic transmitter and receiver device includes external Reed contacts, a Hall generator, and a charging current unit of measurement or a power sensor.

[0018] In accordance with another embodiment of the artificial urinary diversion device of the present invention, the device includes an actor system for executing the removal of urine from the artificial urinary diversion device.

[0019] In accordance with another embodiment of the artificial urinary diversion device of the present invention, the third portion is divided into two parts which can be separated from each other depending on the filling level of the urinary bladder.

[0020] In accordance with another embodiment of the artificial urinary diversion device of the present invention, the third portion includes either one or two inlets.

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Previous Patent Application:
Transcutaneous prosthesis
Next Patent Application:
Assembly for controlling emptying of a female urine bladder, incontinence valve, and urine drainage assembly comprising the assembly
Industry Class:
Prosthesis (i.e., artificial body members), parts thereof, or aids and accessories therefor

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