Class / Patent application number | Description | Number of patent applications / Date published |
604248000 | Rotatable type valve | 20 |
20080319401 | Stopcock Valve - A medical stopcock which allows easier switching operation of plural branch-tubes. The main body of the stopcock comprises a chamber part with a nearly spherical inner surface, and an upstream branch-tube, a downstream branch-tube and a merge-branch-tube all extending from the chamber part. A valve body of the stopcock comprises a nearly spherical valve main body and a rod-shaped operating part with a guide hole linking the inner surface of the chamber part to the outside. In operation, the rod-shaped operating part is moved along the guide hole through the use of the horizontal flow passages and the vertical flow passage to allow the predetermined branch-tubes out of the upstream branch-tube, the downstream branch-tube and the merge-branch-tube to communicate with one another or to shut-off the communication. | 12-25-2008 |
20090192472 | SEALED DEVICE FOR REGULATING THE FLOW RATE OF MEDICAL LIQUID DIRECTED TOWARDS A PATIENT - A device for regulating the flow rate of a medical liquid includes a body provided with elements associated with corresponding parts connected together but torsionally free, at least one of the parts including a plurality of recesses acting as flow regulator able to modify the flow rate of the liquid directed towards the patient by rotating the parts about a common axis of rotation. Between the parts a seal element enables the recesses to be selectively connected together via communication elements, so achieving flow rate regulation. Transverse sealers are provided between the seal element and at least the second part of the parts which are interconnected but torsionally free. The transverse sealers preventing the escape of liquid from the recesses and from the body of the device following a relative movement or misalignment between the parts in a plane perpendicular to the axis of rotation or along this latter during flow regulation or following any angular misalignment of the parts relative to the axis. | 07-30-2009 |
20090275901 | Rotationally Activated Blood Control - A medical device having a vascular access device including a rotationally activated flow control valve having, a body including a distal adapter and a proximal adapter defining a lumen extending therethrough and a septum. A method of use in which the connection of first and second medical devices results in the automatic activation of the rotational flow control valve. | 11-05-2009 |
20100022968 | MEDICAL STOPCOCK WITH A CAP - A medical stopcock with a cap is provided which includes a chamber part; an upstream branch pipe, a downstream branch pipe and a supplementary upstream branch pipe which are connected to the chamber part, respectively; a rotary valve which can link in communication and block the areas between the chamber part and the upstream branch pipe, downstream branch pipe and supplementary upstream branch pipe, respectively; and a cap which can be attached to and detached from the supplementary upstream branch pipe. The cap is provided with an insertion part to which a filter is fitted, and the movement of liquid between the chamber part and the supplementary upstream branch pipe can be prevented when the cap is fitted to the supplementary upstream branch pipe with the insertion part inserted into the supplementary upstream branch pipe. | 01-28-2010 |
20100076384 | Detachable And Freely Rotating Hemostasis Valve - The present invention is directed to a valve hub comprising a hemostasis valve enclosed within a housing, the housing having an upper portion and a lower portion and an access port aligned with the vertical axis of the hemostasis valve; wherein the lower portion of valve hub is engaged within a connector such as a luer fitting, such that the valve hub rotates freely about its vertical axis. The present invention is also directed to medical devices comprising such valves hubs and catheters, as well as methods for assembling such devices and performing medical procedures using such devices. | 03-25-2010 |
20100198167 | IV Flow rate regulator - An IV flow regulator includes a housing, a flow control disk, a screw, and a dial. The flow control disk establishes a rate of flow through the housing. The flow rate regulator further includes alignment features allowing for high volume manufacturing while also being assembled into an accurate and reliable flow rate regulator. | 08-05-2010 |
20100211022 | MANUAL VALVE ACTUATOR FOR MEDICAL FLUID DELIVERY SET - A manual valve actuator for a medical fluid delivery set is disclosed. The manual valve actuator comprises a holder adapted to removably receive a valve mechanism of the medical fluid delivery set, a valve driver, and a handle for rotating the valve driver and thereby the valve rotor when the valve mechanism is received in the holder. Also disclosed is a method for rinsing a medical fluid delivery set utilizing the manual valve actuator. | 08-19-2010 |
20110282303 | DEVICE FOR FEEDING MEDICAL FLUIDS - The application relates to a device for feeding medical fluids, in particular for applying a pharmaceutical into the hose line of a transfer unit for enteral or parenteral nutrition. The device comprises a base body ( | 11-17-2011 |
20110319836 | APPARATUS FOR CONTROLLING ADMINISTRATION RATE OF MEDICAL FLUID - The present invention provides an apparatus for controlling an administration rate of medical fluid. The apparatus is configured such that medical fluid supplied into a single inlet tube is divided by a plurality of capillary tubes into several streams of medical fluid which have different flow rates, and the tubes through which the streams of medical fluid flow are switched by a multi-valve to select one of various flow pathways. Therefore, the flow rate of medical fluid can be quantitatively selected so that an appropriate amount of medical fluid is administered to an administration target, such as a patient, along the selected flow pathway. | 12-29-2011 |
20120078198 | VAGINA CLEANING DEVICE - The present invention provides a vagina cleaning device for cleaning vaginas. The vagina cleaning device comprises a body having a first end and a second end, the first end being attachable to a hose for conveying water thereto, inserting nozzle portion being attached to the second end and a flow-pattern regulator engaged in the nozzle portion for regulating the pattern of the water flow through the nozzle portion and into a vagina for cleaning thereof. The cleaning device may comprise a set of devices each having a different flow pattern regulator, or a plurality of different flow pattern regulators may be interchanged in the same cleaning device. | 03-29-2012 |
20120215180 | FLUID INFUSION DEVICE AND RELATED SEALING ASSEMBLY FOR A NEEDLELESS FLUID RESERVOIR - Disclosed herein is a fluid infusion device of the type that delivers medication fluid to the body of a patient. The device includes or cooperates with a fluid reservoir, and the device has a sealing assembly to receive and form a fluid seal with the fluid reservoir. A retractable sealing element surrounding a hollow fluid delivery needle may be used to seal a port of the fluid reservoir. The port may include a pressure vent that is sealed by the retractable sealing element. In one variation, the reservoir includes a moving valve sleeve that holds a septum. The septum moves to allow the reservoir to vent, and to form a seal with the port when the needle pierces the septum. In another variation, the device includes a needleless sealing assembly. In yet other variations, the device uses a needled fluid reservoir. | 08-23-2012 |
20130060205 | SELF-FLUSHING VALVE - A valve is disclosed that has a body with an inlet, an outlet, and a needleless access port coupled to the body. The access port has an interior space and is configured to be actuated by a needleless connector. The inlet is selectively coupled to the outlet through the interior space such that fluid entering the inlet entirely flows through the interior space to the outlet. | 03-07-2013 |
20130345646 | FLUID FLOW CONTROL DEVICES, ROTORS AND MAGNETS WITH INCREASED RESISTANCE TO INADVERTENT SETTING CHANGE AND IMPROVED ACCESSORY TOOL COUPLING - Implantable physiological shunt systems and related fluid flow control devices and accessories for use therewith. Devices, systems and methods relating to implantable medical fluid flow control devices, rotors and magnets with increased resistance to inadvertent setting changes. Devices, systems and methods relating implantable medical fluid flow control devices, rotors and magnets which provide improved magnetic coupling to fluid flow control device accessories such as adjustment tools. | 12-26-2013 |
20140018746 | MEDICAL STOPCOCK - A medical stopcock includes a main body; and a cock. The main body includes: a tubular portion; an upstream port and a downstream port; and a bypass port provided between the upstream port and the downstream port. The cock includes: a cylindrical portion rotatably accommodated in the tubular portion of the main body; and a handle configured to allow rotation of the cylindrical portion. The cylindrical portion includes: a first flow path groove communicating with the upstream port and the bypass port when the cock is in a reference position, a second flow path groove communicating with the bypass port and the downstream port when the cock is in a reference position, at least one wall portion closing openings of the upstream port, the bypass port and the downstream port when the cock is rotated by a predetermined amount from the reference position. | 01-16-2014 |
20140194832 | INSTILLATOR FOR INJECTION OF RINGER'S SOLUTION - An instillator for injection of a Ringer's solution temporarily stores Ringer's solutions or others, and couples a precise flow regulator onto an instillation container, thereby allowing the solutions to be administered more accurately, preventing accidents from happening because the regulator is out of a patient's reach, and allowing a connected tube to be easily arranged. The instillator includes an instillation container, a solution inflow tube with a penetration needle and a solution guide passage, and a lower stopper with a solution drainage passage and a tube connector, wherein a drainage guide plate with a drainage hole is inserted into the container to discharge a solution downwardly, a precise flow regulator is coupled onto the plate to be rotated from side to side, and an instillation hole communicating with the tube connector is formed in the regulator. | 07-10-2014 |
20140213986 | Intravenous Infusion Tubing Fitment and Set - An intravenous infusion tubing fitment comprises a body, a rotatable knob coupled with the body, and a pressure dome seated within the knob. The body defines; a first inlet configured for coupling with a first segment of tubing; a first outlet into a pressure dome; a second inlet from the pressure dome; and a second outlet configured for coupling with a second segment of tubing. The knob defines an expansion opening within a surface of the knob. The pressure dome is formed of a flexible elastomeric material and defines a fluid flow path between the first outlet and the second inlet. The pressure dome includes a vane configured to variably regulate flow through the fluid flow path in response to rotation of the knob. The pressure dome is configured to expand through the expansion opening in response to fluid pressure in the fluid flow path. | 07-31-2014 |
20140323987 | FLOW SELECTOR DEVICE ALIGNMENT SYSTEM - An alignment system for accurately setting the flow rate of a flow selector device, the system includes a flow selector device having a flow rate selection mechanism rotatable between a plurality of pre-selected positions; a knob providing a grip to rotate the flow rate selection mechanism, the knob having a distal portion, a proximal portion, and at least one registering element; and a cover movable between an open position providing access to the knob and a closed position restricting access to the knob, the cover further including at least one cover element that prevents closure when the registering element is misaligned with a pre-selected position. | 10-30-2014 |
20160106913 | IV FLOW REGULATOR - There is provided an IV flow regulator including a first part integrated with a flow control slit, the flow control slit being along a fluid path; a second part integrated with a central stem, the central stem including a spiral surface configured to contact the flow control slit, an area of contact defined by the spiral surface and the flow control slit being shaped substantially like an orifice to enable flow along the fluid path; and a dead space chamfer included in the second part at a portion of the fluid path subsequent to the area of contact. | 04-21-2016 |
20160114129 | ACTUATING CATHETER LUER AND HUB DEVICES - A hub for a single lumen or multi-lumen catheter is disclosed. In certain embodiments, the hub features integrated luers, and does not require the use of extension tubes or extension tube clamps. The hub has an actuating mechanism for closing fluid access to catheter lumens. In certain embodiments, the hub has a proximal and distal housing, and the proximal housing can be rotated, pulled or pushed relative to the distal housing for actuating the mechanism. In certain embodiments, the hub includes a valve, such as an iris valve, for opening and closing fluid access to lumens, or for regulating fluid flow rates through lumens. In certain embodiments, a switching element is used to open and close fluid access to hub lumens. | 04-28-2016 |
20160144109 | DEVICES, ASSEMBLIES, AND METHODS FOR CONTROLLING FLUID FLOW - Connector assemblies are provided for controlling flow in a fluid line that include an outer shell, an inner housing, and a tubular member. The inner housing is disposed within the outer shell and includes a boss disposed adjacent a first end of the outer shell. The inner housing is movable axially within the outer shell between first and second positions when a device is connected to the first end. The tubular member is carried by the inner housing and includes a fluid passage extending between a second end of the outer shell. The tubular member moves axially as the inner housing moves between the first and second positions, and cam features on the outer shell and the tubular member cause the tubular member to rotate as the inner housing moves between the first and second positions, thereby opening a fluid path between the fluid passage and the first end. | 05-26-2016 |