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| Number | Title | Issue Date |
| 4573965 | Device for draining wounds A device for draining wounds comprises an elongated catheter member having first and second lumens, an antibacteria filter received in communication with the second lumen adjacent the proximal end thereof and a check valve which is interposed between the ... | 03/04/1986 |
| 4563173 | Pump-actuated sequencing valve and system A pump-actuated sequencing valve for sequentially administering, to a patient, two fluids contained in separate respective reservoirs, wherein the fluid is pumped from a first one of the two reservoirs by means of a pump associated therewith. The valve co... | 01/07/1986 |
| 4560373 | Surgical nozzle apparatus A surgical nozzle apparatus used for removing an undesired tissue with a jet of pressurized fluid. A handpiece including a fluid injecting nozzle piece and a valve assembly capable of cutting off the supply of the pressurized fluid to the nozzle piece, fu... | 12/24/1985 |
| 4529397 | Cardioplegic controlling and regulating system A cardioplegic controlling and regulating device for the dosed perfusion of cardioplegic perfusion solution in open-heart surgery has a storage container for receiving the cardioplegic solution, which container is part of a scale and can be connected to t... | 07/16/1985 |
| 4525156 | Method for stomach lavage A sanitary, disposable, gastric lavage closed system is disclosed that quickly and effectively flushes material from a patient's stomach. The system includes an elevated, plastic reservoir bag connected through a feed line having a specified bore range, t... | 06/25/1985 |
| 4525166 | Rolled flexible medical suction drainage device A suction drainage device is disclosed which comprises a receptacle communicated with a body cavity via an inlet tube. The receptacle is formed as a bellows, flat receptacle, foil or sheet bag, or foil or sheet tube and the like which can be folded or rol... | 06/25/1985 |
| 4509946 | Flow control device A flow control device designed to be used in combination with a catheter system itself designed for monitoring circulatory status including venous and arterial pressure where the subject flow control device provides a continuous flow of infusion fluid thr... | 04/09/1985 |
| 4508533 | Surgical drain An improved surgical drain of the Abramson type having a triple lumen catheter with a drainage lumen, an irrigation lumen, and an air ventilation lumen. The improved drain is interfitted with a connector providing a suction port for the drainage lumen, an... | 04/02/1985 |
| 4493695 | Opthalmic microsurgical system cassette assembly A microsurgery system comprising an instrument including a source of vacuum and control means, a remotely connected handpiece adapted to be disposed in the vicinity of the situs of the surgery and including an inlet and suction conduit means coupled to th... | 01/15/1985 |
| 4444198 | Circulatory monitoring system and method A sterile intra-circulatory monitoring system utilizing an indwelling catheter with fluid under pressure being forced through a fluid line to the catheter. The system includes a normally stagnant pressure chamber to which a transducer is connected. The co... | 04/24/1984 |
| 4421123 | Multiple sample needle valve A one-way valve is provided for a multiple blood sample needle which valve is self-sealing between the taking of each sample. The valve is a cup valve which utilizes an annular spike arrangement adjacent the bottom of the skirt of the valve for enhancing ... | 12/20/1983 |
| 4411792 | Lymph filtration system A lymphapheresis or lymph filtration system is disclosed for removing lymph from a patient, separating the lymph into a liquid fraction and a cellular component fraction and returning the liquid fraction to the patient. The system includes an input pump t... | 10/25/1983 |
| 4402310 | Endoscope system An endoscope system comprises an endoscope provided with passages through which air and water are supplied and sucked and pumps for conducting air and water through the corresponding passages. The control section of the endoscope is provided with switches... | 09/06/1983 |
| 4381591 | Method of assembling medical flushing valve A valve for an arterial monitoring set which continuously supplies a small flow of parenteral liquid, such as normal saline, into a patient's artery while arterial pressure is being continuously monitored. The valve has a flow restrictor providing a norma... | 05/03/1983 |
| 4372304 | Flow control system and restrictor for use therein The rate and total quantity of a fluid being delivered intravenously to a patient are accurately controlled by a restrictor which operates under the supervision of a microprocessor. The microprocessor provides control signals to a stepping motor which, th... | 02/08/1983 |
| 4372307 | Pinch valve syringe A syringe is provided which is particularly useful in dental work, but which has general utility. The syringe includes pinch valves, and it is constructed to be simple and inexpensive, requiring a minimum of components, and yet to be highly reliable. The ... | 02/08/1983 |
| 4367736 | System for detecting bubble formation in clear and opaque fluids A system for use in flow metering apparatus for detecting bubble formation in both clear and opaque fluids in an administration set includes a light source and a light detector positioned on opposite sides of a transparent tubing segment of the administra... | 01/11/1983 |
| 4347874 | High speed sterile fluid transfer unit A sterile fluid transfer unit for intravenous fluids includes a large diameter silicone rubber tubing for use with a peristaltic type roller pump firmly pre-connected between two pieces of one-eighth diameter tubing, for connection respectively to a manuf... | 09/07/1982 |
| 4346705 | Metering apparatus having rate compensation circuit A system for infusing fluids into the human body includes a peristaltic-type metering apparatus which controls the flow of fluid through a disposable administration set at a preset rate. A compensating circuit within the metering apparatus automatically v... | 08/31/1982 |
| 4341224 | Catheter flushing apparatus A flow control apparatus having a flow passage with an inlet and outlet is provided in a housing. A control means having a conical valve seat and ball member for restricting flow through the seat is provided in the inlet of the passage. A valve plunger sl... | 07/27/1982 |
| 4337770 | Flow regulating device for arterial catheter systems A flow regulating device provides continuous, regulated flow of a medical fluid, as well as intermittent, manually controlled larger flows of fluid to a catheter system. Such apparatus includes a control member having an inlet means adapted to be connecte... | 07/06/1982 |
| 4333454 | Automatic tubular feeding apparatus and method A system for sequential tubular administration of first and second fluids including a first reservoir to contain a first solution, e.g., a solution of medication; a second reservoir having less capacity than the volume of solution in the first reservoir w... | 06/08/1982 |
| 4332369 | Adjustable in-line intravenous valve with locking mechanism An intravenous flow control valve includes an in-line valving mechanism as opposed to a tube clamp. The mechanism includes an adjustment member and a locking mechanism for selectively locking the adjustment member in place and thereby assure accurate flow... | 06/01/1982 |
| 4314567 | Drop controller A drop controller is provided for controlling the rate at which drops of a fluid flow to a patient. The drop controller includes a socket for receiving a cassette having a constrainable member adjustable in position. This constrainable member controls the... | 02/09/1982 |
| 4300571 | Constant flush device A blood pressure monitoring system in which an intravascular catheter is connected through flexible tubing to a transducer. The tubing between the catheter and the transducer is filled with physiological solution supplied from a bag under pressure of appr... | 11/17/1981 |
| 4299221 | Irrigation and suction handpiece An irrigation-suction handpiece assembly, for dental and surgical use at an operating site, includes a handle containing longitudinally extending, side-by-side suction and irrigant passageways respectively connectible to a source of subatmospheric pressur... | 11/10/1981 |
| 4286590 | Stactometric apparatus A counter counts the time intervals of falling instilled drops in response to a signal issued each time a falling instilled drop is detected. A memory is supplied with data representing the quantities of a falling instilled drop corresponding to the time ... | 09/01/1981 |
| 4280637 | Constant feed device Apparatus for the parenteral fluid administration to a patient including a pressure applying piston to apply pressure to a flexible bag containing the parenteral fluid. The piston has an indicator to indicate its movement and stop devices are provided whi... | 07/28/1981 |
| 4276023 | Fluid flow control console A fluid control for powering and supplying coolant liquid to gas operated surgical and dental tools and for supplying irrigant to a suction-irrigation handpiece, selectively by remove control from a surgical or dental operating site. A console remote from... | 06/30/1981 |
| 4274411 | Fluid operated ophthalmic irrigation and aspiration device A fluid operated and controlled irrigation and aspiration device for ophthalmic use. A source of fluid under pressure is connected through foot pedal operated valves to clamps for controlling irrigation through a conventional handpiece, and to a vacuum ge... | 06/23/1981 |
| 4258717 | Vascular interface Apparatus for facilitating the performance of medical procedures involving the vascular system of a patient, especially in a critical care environment, such as withdrawal of blood for analysis and infusion of medication. In the taking of a blood sample, b... | 03/31/1981 |
| 4246932 | Multiple additive valve assembly A multiple valve assembly for use in the medical field includes a pair of flexible valve discs which are essentially co-planar with each other. A pair of tube connectors are oriented to be at an essentially right angle with respect to each other, and flui... | 01/27/1981 |
| 4184510 | Valued device for controlling vacuum in surgery Apparatus and method for applying aspiration, irrigation, medication and ultrasonic power and dwell time to biotissue for surgery and treatment wherein the pressure for both aspirating and irrigating is precisely and accurately maintained by the use of a ... | 01/22/1980 |
| 4112947 | Combined irrigator and evacuator for closed wounds A self-contained, combined irrigator and evacuator for closed wounds comprising a housing divided into two sections by a biased divider so that movement of the divider in one direction causes pumping of fluid from one section to a patient for wound irriga... | 09/12/1978 |
| 4096860 | Dual flow encatheter The following specification discloses an encatheter adapted for biaxial flow for receipt of a syringe at one end with a main axial passage interconnecting a plastic or teflon insertion conduit at the other end adapted for placement in a blood vessel with ... | 06/27/1978 |
| 4090502 | Remote-controlled barium injection apparatus Injection of barium into the lower digestive tract of a patient to be examined and subsequent reflux and evacuation of the barium by air compression is effected by remote control whereby greater safety is achieved in production of double contrast studies ... | 05/23/1978 |
| 4084606 | Fluid transfer device A fluid transfer device is provided for administration of medicament to a patient. The device includes a plastic housing having a first inlet, a second inlet and an outlet, and an umbrella check valve coupling the inlets and outlets. The umbrella check va... | 04/18/1978 |
| 4058123 | Combined irrigator and evacuator for closed wounds A self-contained, combined irrigator and evacuator for closed wounds comprising a housing divided into two sections by a biased divider so that movement of the divider in one direction causes pumping of fluid from one section to a patient for wound irriga... | 11/15/1977 |
| 4029095 | Device for circulating treating fluid through the nasal fossae A device for circulating treating fluid through the nasal fossae includes a pump which has a suction inlet and a pressure outlet. A pair of elongated tubular structures respectively communicate with the suction inlet and pressure outlet, and these tubular... | 06/14/1977 |
| 4020840 | Device for catheterizing the bladder Hitherto for relieving the bladder as a result of prostate conditions a catheter has of necessity been inserted under medical supervision and remains permanently in the urethra between medical consultations. At intervals of two weeks these catheters are r... | 05/03/1977 |
