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160results about "Gravity drainage systems" patented technology
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Irrigation and aspiration devices and methods
Irrigation and / or aspiration devices and methods may be configured to aspirate and irrigate alone, sequentially, or concurrently. The devices and methods may provide a base with a removable head, and adapted for partial or complete separation of the irrigation and aspiration functions. The devices and methods can be configured to aspirate and / or irrigate the nasal and sinus cavities. The devices and methods may be manually and / or automatically controlled. The devices and methods may include removable, and / or replaceable, and / or refillable, and easily cleanable reservoirs for aspirant and irrigant. The device head and / or aspirant reservoir may comprise a diagnostic device, i.e., test device and / or container after use of the devices and methods.
Owner:AARDVARK MEDICAL
Breast pump device with self-contained breast milk reservoir
Owner:DAO HEALTH +2
Fluid containment apparatus for surgery and method of use
A liquid containment system in accordance with the present invention includes a flexible plastic or elastomeric bag with several apertures. Surrounding each aperture is a port member such as a silastic ring. The port member functions at least reduce the escape of airborne particules from the bag while permitting the insertion of a surgical instrument into the bag. The port member may be made at least partially of a silicone based material to provide resistance to damage by ultrasonic tools.
Owner:MISONIX INC
Surgical cavity drainage and closure system
ActiveUS20130274717A1Treating and preventing seromaGood drainageUltrasonic/sonic/infrasonic diagnosticsSuture equipmentsWound dressingSurgical department
A surgical drain device includes a matrix of biodegradable polymer material and a plurality of drain tubes attached to the matrix. The device is implanted within a surgical wound to treat the presence of seromas, for example, and is used to promote drainage, tissue adhesion, and wound closure. The drain tubes converge into a common collection tube that leads wound fluid outside the body under gravity feed or negative pressure applied to the collection tube. The matrix contains an array of apertures that allow tissue contact across the device. A preferred embodiment comprises a tissue anchoring system including anchor elements such as hooks or barbs. The device can be used with a negative pressure system to further improve the drainage band can also be used with a wound dressing. The device and systems containing the device are particularly useful to promote the healing of surgical wounds from abdominal surgery.
Owner:UNIV OF MASSACHUSETTS
Breast pump device with self-contained breast milk reservoir
The present invention is a compact and hands-free human breast milk collection device that fits into a mother's existing nursing or standard brassiere. The invention can be attached to a conventional electric or manual pump for active milk collection and also can be used without a pump for passive milk collection. Additionally, the invention can be used for collection of hand-expressed milk. The invention comprises a breast adaptor which, in an embodiment, has at one end a funnel-shaped inlet coupled to a reservoir, wherein when the breast is inserted into the breast adaptor, the breast milk is expressed into the reservoir through a unique valve assembly and the milk is stored in the reservoir until the device is removed and the collected milk emptied into a container. In an embodiment, the valve assembly is mounted concentrically on a second end of the breast adaptor. The valve assembly alternately opens and closes communication between the breast adaptor and the reservoir. The valve assembly further includes an overflow chamber and a baffle structure to prevent backflow of milk into the pump and associated vacuum or suction line. The invention, in an embodiment, also includes a unique connection apparatus that enables the vacuum hose of the disclosed breast milk collection device to be sealingly attached to a vacuum hose of varying sizes attached to a vacuum pump mechanism.
Owner:DAO HEALTH +2
Apparatus for collecting and calculating quantity of patient fluid loss and method of using same
InactiveUS20070106177A1Accurate electronic sensingMedical devicesIntravenous devicesMonitoring systemEngineering
Owner:HAMA YOSHITO
Irrigation and aspiration devices and methods
Irrigation and / or aspiration devices and methods may be configured to aspirate and irrigate alone, sequentially, or concurrently. The devices and methods may provide a base with a removable head, and adapted for partial or complete separation of the irrigation and aspiration functions. The devices and methods can be configured to aspirate and / or irrigate the nasal and sinus cavities. The devices and methods may be manually and / or automatically controlled. The devices and methods may include removable, and / or replaceable, and / or refillable, and easily cleanable reservoirs for aspirant and irrigant. The device head and / or aspirant reservoir may comprise a diagnostic device, i.e., test device and / or container after use of the devices and methods.
Owner:AARDVARK MEDICAL
Devices and methods for treatment of fistulas and complex wounds
ActiveUS9078990B1Easy constructionReduce needElectrotherapyWound drainsIntestinal structureEnteric fistula
An enteric fistula healing device, configured for application over a fistula or other wound to physically separate the fistula from the remainder of the wound area, such that any effluent from the intestine or bowel, or other enteric substances, that pass through the fistula are prevented from communicating with the wound area. The device is configured to collapse from a first height to a shorter second height.
Owner:FISTULA SOLUTION
Context-sensitive flow interrupter and drainage outflow optimization system
ActiveUS20130172840A1Control pressureUrine obstructionCatheterIntravenous devicesEngineeringDrainage tubes
Embodiments of the invention provide methods and devices for improved drainage systems and tubing. In one embodiment, a context-sensitive flow interrupter is provided that inhibits or facilitates flow of fluid when engaged with a mating holder. In another embodiment, outflow is optimized through control of the pressure in gas pockets in a tube, drainage tube or assembly. In one such embodiment, gas pockets are vented to inhibit excessive back-pressure or suction on an organ, vessel or cavity being drained. In another such embodiment, loops in the tubes are avoided by using a mechanical template in the form of a groove or peg assembly to thread the slack in the drainage tube to generate a monotonic gradient. In another embodiment, such as for active drainage systems, a bypass channel is provided that allows an applied vacuum to go around an obstruction created by the collection of fluid in an undrained dependent loop.
Owner:UNIV OF FLORIDA RES FOUNDATION INC
Intelligent urinary bladder micturition rehabilitation device and micturition monitoring method thereof
ActiveCN104623745AMonitor pressure in real timeAvoid cross infectionMedical devicesIntravenous devicesAir filterFoley catheter
An intelligent urinary bladder micturition rehabilitation device is installed between an indwelling catheter and a urine bag and comprises a three-way connector, an extrusion type electromagnetic valve, a pressure sensor and a controller, the three-way connector is provided with an inner chamber, an inlet end, an outlet end and a detection end, the inlet end, the outlet end and the detection end are communicated with the inner chamber, the inlet end is communicated with the indwelling catheter through a catheter, the detection end is communicated with the pressure sensor through a capillary tube, and the outlet end is communicated with the urine bag through an evacuating catheter; an air filter element beneficial to isolating urine from air is further arranged in the middle of the capillary tube, the extrusion type electromagnetic valve is provided with a mechanical switch capable of controlling the evacuating catheter to be opened, and the controller can control opening or closing of the extrusion type electromagnetic valve according to urine pressure output by the pressure sensor. According to a micturition monitoring method used through the intelligent urinary bladder micturition rehabilitation device, pressure of the urinary bladder is measured through urine in the catheter, opening and closing of the catheter are further controlled, the automatic micturition control function is achieved, and the advantages of convenience, sanitation, asepsis, non-pollution and no-cleaning are achieved.
Owner:KUNSHAN SHUANGQIAO SENSOR MEASUREMENT CONTROLLING
Urine drainage device, drainage control device, drainage control system and urination method
Owner:BEIJING WANSHENG RENHE TECH
Surgical cavity drainage and closure system
ActiveUS20140039468A1Promote rapid healing and stabilizationEasy adhesionSuture equipmentsSurgical needlesSurgical departmentBiodegradable polymer
A surgical drain device includes an adhesion matrix of biodegradable polymer material and a plurality of drain tubes attached to the matrix. The device is implanted within a surgical wound to treat the presence of seromas, for example, and is used to promote drainage, tissue adhesion, and wound closure. The drain tubes converge into a common collection tube that leads wound fluid outside the body under gravity feed or negative pressure applied to the collection tube. The matrix contains an array of apertures that allow tissue contact across the device. The device also can include a coating of surgical adhesive and a tissue anchoring system of hooks or barbs. The device and systems containing the device are particularly useful to promote the healing of surgical wounds from abdominal surgery.
Owner:UNIV OF MASSACHUSETTS
Automated body fluid drain control apparatus and method
Described herein is an automated fluid drain control apparatus and method which comprises a first collection chamber which is connected to a drain that has been inserted into the subarachnoid area in lumbar region of the body. The volume of fluid into the first collection chamber is controlled as a function of time by being constantly measured such that too much fluid will not be drained from the body.
Owner:BECKERSMITH MEDICAL
Automated body fluid drain control apparatus and method
Owner:BECKERSMITH MEDICAL
Improvements in and relating to sample collection
ActiveUS20170196542A1Reduce the cross-sectional areaSurgical furniturePreparing sample for investigationSaliva collectionAssay Unit
Sample collection apparatus and methods of sample collection are provided, for example saliva collection apparatus and methods of saliva collection. Said apparatus conveniently comprises a filter assembly and an interface for delivering material from the apparatus to an assay unit.
Owner:NEPESMO LTD
Medical bi-directional in-out switchable irrigation-drainage system for intracranial surgery
InactiveUS20050124943A1Reduce the possibilityLengthen catheter lifetimeWound drainsIntravenous devicesIntracranial surgeryEngineering
A medical bi-directional in-out switchable irrigation-drainage system for intracranial surgery according to the present invention has a four-way adapter containing a knob having a rotatable interior baffle and four hollow connectors. The knob is assembled to the center of the four-way adapter. A passageway interconnects two hollow connectors next to each other and two separately isolated division passageways are formed by turning the knob. The system further has a pressure control bottle; a first connecting tube for connecting the pressure control bottle and the four-way adapter; a second connecting tube for connecting to a target tissue; and a third connecting tube for connecting to the other target tissue. The first, second and third connecting tubes are connected to different connectors of the four-way adapter respectively, and the rotatable interior baffle is actuated together with the knob.
Owner:LIN HSUE YANG
Medical drainage pouch
InactiveUS8292860B1Safely under clothingEasily driableTravelling sacksTravelling carriersMastectomyEngineering
A medical, post surgery fluid drainage system, such as for use by a mastectomy patient, that allows the wearer / patient to discretely and safely secure and wear the system under clothing. The system includes a mesh fabric pouch having front and rear walls secured together along a bottom edge and along the sides with an open top edge. Inside the pouch are plural fluid receiving bulbs or receptacles. Connected to the bulbs are a like plurality of drain lines or tubes to allow drainage of fluid from plural chest incisions to the bulbs. Further, attachment mechanisms are included to removably secure the pouch to the body of the wearer / patient.
Owner:PERSICHETTI GWEN C +1
Urine drainage device, drainage control device, drainage control system and voiding method
InactiveUS20140378918A1CommunicationAvoid communicationMedical devicesCatheterControl systemPressure sense
A urine drainage and control device and system, and voiding method includes a urine inlet, a urine outlet and a bionic bladder unit. The bionic bladder unit includes a urine storage cavity connected to the urine inlet and outlet via a tube, and a first and second pressure sensing surface deforming with urine pressure in the urine storage cavity. A lower connecting tube has a first and second action area. In one aspect when force is applied on the action areas simultaneously, communication between the urine storage cavity and the urine outlet is ended. Other applications of force allows communication with the urine outlet. The urine drainage device senses the change of the urine pressure via the deformation of the pressure sensing surfaces, determines whether to conduct voiding according to the deformation level of the pressure sensing surfaces thus assisting a patient to void.
Owner:BEIJING WANSHENG RENHE TECH
Apparatus for stem cell collection and methods thereof
Apparatus and methods for collecting stem cells from an umbilical cord utilize a plurality of needles that are inserted into the umbilical cord. The needles may be fenestrated, and may have a common output to a line via which the stem cells are collected. A negative pressure source, such as a vacuum, may be used to draw the cells through the needles and the line. Apparatus for holding the umbilical cord, compressing the umbilical cord, positioning the plurality of needles in relation to the umbilical cord, guiding insertion of the needles toward and into the umbilical cord, withdrawing blood from the umbilical cord, and / or collecting blood withdrawn from the umbilical cord may be provided. One or more one-way check valves may be used to control fluid flow. Additionally or alternatively, a shunt may be used during blood collection to prevent backflow through the needles.
Owner:DEKA PROD LLP
Collection device for fecal incontinence
ActiveCN105749364AWon't flow outFit tightlyMedical devicesIntravenous devicesFecal incontinenceEngineering
The invention provides a collection device for fecal incontinence. The device comprises a drainage tube, wherein an air bag is arranged on the periphery of the front end of the drainage tube, and a full-filling pipeline communicated with the air bag is arranged on the wall of the drainage tube; an in-vitro drainage bag is connected to the tail end of the drainage tube; an air injection connector communicated with the full-filling pipeline is formed in the tail end of the drainage tube; a silica gel anus plug made of a silica gel material sleeves the outer side of the drainage tube, and comprises a base, a nipple, an areola and a seal cartridge; the areola is arranged on the base, the nipple is positioned at the upper part of the areola, a through hole is formed at the center of the nipple, and the seal cartridge is arranged at the upper part of the nipple; and the drainage tube runs through the through hole and the seal cartridge, and the outer wall of the drainage tube is closely attached to the seal cartridge. According to the collection device, the problem that defecation flows out along the drainage tube can be solved.
Owner:浙江康德药业集团股份有限公司
Wearable external ventricular drain system
ActiveUS20150112289A1Eliminating potentialIncreased mobility and independencePlug valvesWound drainsTransducerIntravenous fluid
A wearable EVD system having a ventricular catheter and transducer supported proximately to a patient's ear by a mount, such as supporting headband or ear clip. An adjustable orifice valve or a spring-loaded needle valve is used to control the amount of CSF that drains into a drip chamber suspended on the patient for periodic measurement and emptying into a similarly located drainage bag, thereby avoiding the need for an IV pole and allowing the patient more mobility without disrupting drainage of CSF.
Owner:INFINIVATION BIOMEDICAL
Exsanguination preventing device
ActiveUS20140234166A1Easy to useAvoid blood lossOther blood circulation devicesDialysis systemsInjury mouthCatheter
In one embodiment, an exsanguination preventing device includes a collection container having an inlet configured to receive blood from a patient and an outlet configured to discharge the blood; a pump operatively coupled to the collection container; a conduit fluidly coupled to the collection container, which receives the blood from the collection container, the blood being moved by the pump; and an insertion device, which delivers the blood from the conduit to a bodily part of the patient. The collection container is configured to be sealingly coupled to a wound on the patient and air entrapped within the exsanguination preventing device is removed by an air removal system, such to prevent unwanted discharge of air into the bodily part of the patient. All the components of the exsanguination preventing device are sized such to make it portable in a pocket of a garment or backpack of a soldier.
Owner:ERICKSON DIRK JEROME
Automatic liquid draining and guiding device
ActiveCN105343945AHigh precisionReduce labor intensityPharmaceutical containersMedical devicesRemote controlEngineering
The invention discloses an automatic liquid draining and guiding device. The automatic liquid draining and guiding device comprises a liquid guiding container separated into a liquid storage cavity and a liquid drainage channel through a partitioning board, wherein the liquid storage cavity is provided with a connecting pipe, the liquid drainage channel is provided with a liquid drainage hole, the partitioning board is provided with a liquid draining hole communicating the liquid storage cavity and the liquid drainage channel, a movable sealing gasket capable of sealing the liquid drainage hole is arranged below the partitioning board, the device is further provided a control device capable of forcibly controlling the movable sealing gasket to open the liquid drainage hole and equipped with a remote control receiving module, or a control device capable of monitoring the liquid level inside the liquid storage cavity to open or close the liquid drainage hole through the movable sealing gasket. According to the device, the movement of the movable sealing gasket is controlled through the operation of remotely triggering the control device through a remote control contact module or the operation of monitoring the liquid level to start the control device, so that the opening and closing of the liquid drainage hole are indirectly controlled. The automatic liquid draining and guiding device is high in precision, the liquid drainage process does not need to be manually carried out, and the flow guiding condition can be accurately recorded, so that the labor intensity of the nursing personnel is effectively alleviated, the infection of an operator is avoided, and the automatic liquid draining and guiding device has better safety and convenience, and is applied to the field of medical apparatus and instruments.
Owner:孔令彬
Real-time urine/body fluid monitoring system
ActiveCN107063414AReal-time meteringKnow the specific gravity of urine at any timeIntravenous devicesWeighing apparatus for materials with special property/formMicrocontrollerControl signal
The invention discloses a real-time urine / body fluid monitoring system which comprises a clamp plate, at least one hook for hanging on a bed rail, an upper end drainage tube, a transparent tube, a lower end drainage tube, a collecting device, an infrared transmitter, an infrared receiver, an inlet switching device, an outlet switching device, a weighing sensor, a display and a single-chip microcomputer; the single-chip microcomputer receives an measurement instruction and controls the inlet switching device to open the inlet and the outlet switching device to close the outlet, so that urine / body fluid flows in the transparent tube, the infrared transmitter transmits infrared light, and the infrared receiver receives the infrared light and transmits a control signal to the single-chip microcomputer when liquid level reaches set distance; the single-chip microcomputer controls the inlet switching device to close the inlet and the outlet switching device to open the outlet; the weighing sensor detects weight of the urine / body fluid in the collecting device; the single-chip microcomputer calculates a weight value and the amount of urine / body fluid corresponding to the set distance, and urine specific gravity / body fluid specific gravity is obtained. The system can meter urine / body fluid and measure the urine specific gravity / body fluid specific gravity in real time.
Owner:SHANGHAI YANGPU SHIDONG HOSPITAL
Selective-Capacity Bodily Fluids Collection and Drainage Device
A selective-capacity collection and drainage device having a first collection container, a second collection chamber and a common inlet valve characterized by a capacity selector and a common outlet valve connecting to each collection chamber. The common inlet valve consists of a common inflow tube, which connects via tubing to the catheter where bodily fluids will enter the selective capacity chamber. The inlet valve has a capacity-selector located between the common inflow tube and the multi-chambered container, such that bodily fluids are directed by the capacity-selector into one or all of the collection chambers via the divided inflow tube. Each individual chamber of the multi-chambered container is connected at its base to the common outlet valve. The common outlet valve consists of a divided outflow tube on top, which connects to each collection chamber, and converges at an outflow valve.
Owner:RACKLEY J DANIELL
Urethral catheterization device for urology department
InactiveCN107510866AWon't clogReduce spendingBalloon catheterMedical devicesUrethral catheterizationBladder function
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.
Owner:耿俐
Tumor ponding drainage apparatus
InactiveCN106964004AEasy to cleanEasy to observeIntravenous devicesSuction drainage systemsAbnormal tissue growthCircular disc
The invention discloses a tumor ponding drainage apparatus. The tumor ponding drainage apparatus comprises a needle tube, a drainage needle, a column cap and a collection bottle, the upper part of the needle tube is connected to a round disc, the round disc is connected to the needle tube through a thread, and is internally provided with a plunger rod, the junction of the round disc and the plunger rod is provided with a bearing, the column cap is connected to the top end of the plunger rod, the lower end of the plunger rod is provided with a plunger, the lower end of the needle tube is connected to a drainage tube, the bottom of the drainage tube is provided with a drainage needle, the lower end of the drainage tube is sleeved with a protective cover, the bottom of the protective cover is provided with a rubber cushion, and the upper end of the protective cover is provided with a valve B. According to the tumor ponding drainage apparatus, through the arrangement of the replaceable plunger, after the use of the drainage device apparatus is completed, the plunger can be replaced with a brush; the plunger rod rotates through a rotation shaft at the upper end of the needle tube, the drainage apparatus is conveniently washed, the outside of the drainage needle is sleeved with the protective cover, when the drainage operation is conducted, the ponding liquid can be prevented from splashing and contaminating instruments like other equipment, and the apparatus is safe, practical and worthy of wide popularization.
Owner:成都嘉因生物科技有限公司
Disposable self-control precision metering drainage bag
ActiveCN102921052AReduce labor intensityNo leakage problemMedical devicesIntravenous devicesSiphonControl engineering
The invention discloses a disposable self-control precision metering drainage bag, which comprises a metering box body (100). A liquid inlet pipe (110) and a liquid inlet (111) are arranged on the top (140) of the metering box body; air vents (120) are formed on the upper part of the metering box body (100); the bottom (150) of the metering box body is provided with a liquid discharge pipe (130) and connected with a liquid storage container (400) through the liquid discharge pipe; and the metering box body (100) is provided with a self-control liquid discharge pipeline using the principle of siphon. The self-control liquid discharge pipeline comprises at least one siphon pipe (220) with an opening close to the bottom (150) of the metering box body and at least one drainage pipe (210) communicated with the liquid discharge pipe (130); and the siphon pipe (220) is communicated with the drainage pipe (210) on the top (230). The disposable self-control precision metering drainage bag solves the problem of accumulative calculation of drainage liquid and thus reduces labor intensity, can automatically discharge liquid without overflow of the liquid, and is easy to manufacture because of integrated forming of the self-control liquid discharge pipeline and the metering box.
Owner:SUZHOU LINHWA MEDICAL DEVICES CO LTD
Urinary catheterization unit
ActiveCN104415404AStop fallingReduce the risk of infectionSurgeryWound drainsUrinary catheterDrainage tubes
The utility model provides a urine catheterization device which comprises a urinary catheter, a drainage tube and an auxiliary sealing element. A urine inlet and a urine outlet are formed in the urinary catheter body. The end, close to the urine inlet, of the urinary catheter body is the inserting end, and the end, close to the urine outlet, of the urinary catheter body is the discharging end. The discharging end of the urinary catheter body is used for being communicated with the connection end at the top end of a drainage tube body, and the tail end of the drainage tube body is communicated with a container for storing urine. The auxiliary sealing element is used for containing the discharging end of the urinary catheter and the connection end of the drainage tube, isolating the discharging end and the connection end from the outside and sealing the discharging end and the connection end. According to the urine catheterization device, the auxiliary sealing element solves the technical problem of pollution to the connection position between the urinary catheter and the drainage tube and can effectively isolate the connection position from the outside and seal the connection position, a urine bag can be replaced conveniently, and the connection position is still in the seal and protection state after the urine bag is replaced again.
Owner:BEIJING WANSHENG RENHE TECH
Closed in-vitro ventricular drainage apparatus
InactiveCN106421940AEfficient detectionReasonable designElectrocardiographyMedical devicesMedicineBaroreceptor function
The invention relates to a closed in-vitro ventricular drainage apparatus, which comprises two pipelines which are bent in the form of right angles and an analyzer which is arranged outside the pipelines, wherein the two pipelines, which are bent in the form of the right angles, include a first pipeline and a second pipeline; a horizontal part of the first pipeline is connected to a cerebrospinal fluid drainage tube which is close to a ventricular end; a vertical part of the second pipeline is connected to a drainage bag; a vertical part of the first pipeline communicates with a horizontal part of the second pipeline; a piston is arranged in the vertical part of the first pipeline; a spring is connected to the lower surface of the piston; the tail end of the spring is fixedly connected to the bottom of the vertical part of the first pipeline; a baroreceptor is arranged at the inner side of the pipe wall of the vertical part of the first pipeline; the baroreceptor is connected to the analyzer; and capillaries are arranged on the horizontal part of the second pipeline. The closed in-vitro ventricular drainage apparatus provided by the invention can overcome shortcomings in the prior art which adopts open drainage and fails to accurately monitor change in intracranial pressure, and the drainage apparatus is capable of conducting pressure monitoring and heart rate monitoring in vitro and is strong in intuitivity.
Owner:SHANDONG UNIV
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